Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations

Filters

Last 7 days
Sort byRelevance
Commute time
Locations
Salaries
Date posted
1 selected
    Type of Company
      Job types
      2 selected

        Related Jobs

        • IT
        • Software Development
        • Management
        • Architecture
        • Design
        • Business
        • Communication
        • Technology
        • Service
        • Software Engineer
        • Solution Architect
        • AI Engineer
        • Backend Developer
        • Full Stack Developer
        • Lead Engineer

        show more
        Last 7 days
        Remove all filters

        Commute time

        Locations

        Popular searches nearby


        City of London
        259











        See all jobs in London

        Salaries

        Date posted



        Last 7 days
        294


        145 Part Time API jobs in London + 20 miles

        Lead Python Developer, Backend Developer, GCP, Flask,API

        Experis UK
        London
        £70000 - £90000 per annum + Benefits
        £70-90k + Benefits 2 days on site in North London 3 days remote I am recruting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality assurance, to develop cutting-edge features that power our platform. * Collaborate with cross-functional teams: Contribute to the development of new features by working alongside engineering, product management, design, and QA teams. * Promote best practices: Advocate and enforce coding standards, architectural patterns, and best practices. Your in-depth knowledge of backend technologies will help guide and support your peers, ensuring high-quality code.
        £70-90k + Benefits 2 days on site in North London 3 days remote I am recruting for a talented and driven Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality assurance, to develop cutting-edge features that power our platform. * Collaborate with cross-functional teams: Contribute to the development of new features by working alongside engineering, product management, design, and QA teams. * Promote best practices: Advocate and enforce coding standards, architectural patterns, and best practices. Your in-depth knowledge of backend technologies will help guide and support your peers, ensuring high-quality code.
        more
        PREMIUM
        Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social care for all by using complex technology to improve access to patient records, enabling collaboration between healthcare providers and improving nursing and medical care. As a Backend Software Engineer you will collaborate with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end.
        Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £110k Would you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated management consultants, that is aiming to improve patient and social care for all by using complex technology to improve access to patient records, enabling collaboration between healthcare providers and improving nursing and medical care. As a Backend Software Engineer you will collaborate with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end.
        more
        NEWPREMIUM
        Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision.
        Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision.
        more
        NEWPREMIUM
        Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision.
        Hybrid: Two days in our client's London office and three days working from home. On Monday morning, you might be refining an API connection between a collections database and a public-facing platform. By Wednesday, you could be writing a PHP 8.2 script to automate image processing for a new exhibition launch. Friday afternoon? Testing out an AI tool to help curators search archive materials faster. That’s the reality of life as a Backend Integration Developer here. No two weeks look the same. The mix of backend software development, systems integration, and cloud infrastructure work means you’ll constantly be learning, solving problems, and collaborating with colleagues from across the organisation. This is a fantastic opportunity for a technically adaptable developer to join a nationally respected cultural institution with an ambitious digital vision.
        more
        NEWFEATURED
        Solution Architect | IoT | Market Leaders | Watford | Hybrid | Centre of Excellence | £85-95,000 | Cloud Solution Architect Watford (Hybrid) Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. Utilising IoT devices and custom built solutions, they are dominating their industry and you could be a part of their ambitious growth trajectory. They're seeking a Solutions Architect to integrate and consolidate processes across the business. We're looking for an experienced Solution Architect to design scalable, secure, and efficient technology solutions. You'll need to assess the current state across the business and design the best solution to unify all areas of the business without system downtime.
        Solution Architect | IoT | Market Leaders | Watford | Hybrid | Centre of Excellence | £85-95,000 | Cloud Solution Architect Watford (Hybrid) Method Resourcing are proud to be partnering with a fast-growing, international technology business delivering critical services across multiple high-reliability sectors. Utilising IoT devices and custom built solutions, they are dominating their industry and you could be a part of their ambitious growth trajectory. They're seeking a Solutions Architect to integrate and consolidate processes across the business. We're looking for an experienced Solution Architect to design scalable, secure, and efficient technology solutions. You'll need to assess the current state across the business and design the best solution to unify all areas of the business without system downtime.
        more
        FEATURED
        Senior JavaScript Developer / Engineer (Web API Vue.js) London to £100k Do you have expertise with JavaScript combined with an engineering, problem-solving mindset? You could be progressing your career in a senior, hands-on Senior JavaScript Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior JavaScript Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
        Senior JavaScript Developer / Engineer (Web API Vue.js) London to £100k Do you have expertise with JavaScript combined with an engineering, problem-solving mindset? You could be progressing your career in a senior, hands-on Senior JavaScript Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been established 10 years, with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior JavaScript Developer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business.
        more
        NEWPREMIUM

        AI Solutions Engineer - London

        Transparent Technology
        London, EC1A 4RN
        £70000 - £140000 per annum + + bens + shares
        Applied AI Engineer / Senior AI Engineer | £70k-£140k + Benefits + Shares | London (Hybrid, 3 Days/Week) Full Stack AI Engineer is required by a leading AI consultancy, one of only 4 businesses Globally who are partnered with OpenAI. Working at the forefront of Generative AI, this role is ideal for Applied AI Engineers who thrive in fast-paced environments and want to help shape the next generation of AI applications for well-known brands. From sports broadcasters to Tier 1 banks. * Proven ability to develop and deploy end-to-end, scalable AI solutions using Python programming * Solid understanding of microservices architecture, CI/CD (Github Actions) and data pipelines powering AI-driven applications * Deep knowledge of LLMs, fine-tuning, prompting, RAG and Agentic frameworks. Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
        Applied AI Engineer / Senior AI Engineer | £70k-£140k + Benefits + Shares | London (Hybrid, 3 Days/Week) Full Stack AI Engineer is required by a leading AI consultancy, one of only 4 businesses Globally who are partnered with OpenAI. Working at the forefront of Generative AI, this role is ideal for Applied AI Engineers who thrive in fast-paced environments and want to help shape the next generation of AI applications for well-known brands. From sports broadcasters to Tier 1 banks. * Proven ability to develop and deploy end-to-end, scalable AI solutions using Python programming * Solid understanding of microservices architecture, CI/CD (Github Actions) and data pipelines powering AI-driven applications * Deep knowledge of LLMs, fine-tuning, prompting, RAG and Agentic frameworks. Especially integration with the OpenAI API GPT, Gemini, LLama, Claude etc.
        more
        NEW
        Front End Developer - Must have an Active DV Clearance - Hybrid Location: Bristol, London, Manchester or Cambridge Salary: £70,000 - £120,000 (depending on experience) We're looking for a skilled and motivated Front End Developer to help deliver modern, user-focused digital services for clients in the Defence sector. This is an exciting opportunity to join a multi-disciplinary team transforming the way Defence users interact with critical systems. You'll work closely with designers, UX specialists, back-end developers and stakeholders to bring ideas to life through intuitive and responsive interfaces. You'll be key to developing new applications, optimising performance, and shaping the digital journey from prototype through to production. * Building responsive, high-quality web applications and user interfaces using HTML, CSS and JavaScript
        Front End Developer - Must have an Active DV Clearance - Hybrid Location: Bristol, London, Manchester or Cambridge Salary: £70,000 - £120,000 (depending on experience) We're looking for a skilled and motivated Front End Developer to help deliver modern, user-focused digital services for clients in the Defence sector. This is an exciting opportunity to join a multi-disciplinary team transforming the way Defence users interact with critical systems. You'll work closely with designers, UX specialists, back-end developers and stakeholders to bring ideas to life through intuitive and responsive interfaces. You'll be key to developing new applications, optimising performance, and shaping the digital journey from prototype through to production. * Building responsive, high-quality web applications and user interfaces using HTML, CSS and JavaScript
        more
        NEWPREMIUM
        Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary The Global Open Banking and API team is responsible for developing and building the future of open banking and a developer-first approach that propels innovation with fintech and other partners, in support of realizing Mastercards multi-rail potential.
        Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary The Global Open Banking and API team is responsible for developing and building the future of open banking and a developer-first approach that propels innovation with fintech and other partners, in support of realizing Mastercards multi-rail potential.
        more
        NEW
        Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential.
        Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, were helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential.
        more
        NEW

        Front End Engineer React - Hedge Fund

        Client Server
        Victoria, SW1
        £70000 - £95000 per annum + bonus + benefits
        Front End Engineer / Developer (React v19 TypeScript) London / WFH to £95k Are you a Front End technologist looking for an opportunity to progress your career in a hands-on role with lots of learning opportunities? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Front End Engineer you'll join a globally distributed team to develop engaging and simple user interfaces across all internal business systems. You'll collaborate with UX and Product teams, actively participating in all stages of a project, through product design, development, implementation, testing and maintenance. You'll join colleagues in the impressive Central London office with flexibility to work from home twice a week. * You have strong Front End development skills with React (they're using v19) and TypeScript
        Front End Engineer / Developer (React v19 TypeScript) London / WFH to £95k Are you a Front End technologist looking for an opportunity to progress your career in a hands-on role with lots of learning opportunities? You could be joining a Hedge Fund with complex work and substantial bonus earning potential. As a Front End Engineer you'll join a globally distributed team to develop engaging and simple user interfaces across all internal business systems. You'll collaborate with UX and Product teams, actively participating in all stages of a project, through product design, development, implementation, testing and maintenance. You'll join colleagues in the impressive Central London office with flexibility to work from home twice a week. * You have strong Front End development skills with React (they're using v19) and TypeScript
        more
        NEWPREMIUM
        Job Role:Senior Full-Stack PHP Developer Working Hours:5 days per week Job Type:Permanent Salary:£70,000 - £85,000 depending on experience Location:London Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 About the Company Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
        Job Role:Senior Full-Stack PHP Developer Working Hours:5 days per week Job Type:Permanent Salary:£70,000 - £85,000 depending on experience Location:London Remote: 4 days remote - 1 day on-site in London office - Postcode NW6 About the Company Our client is a rapidly growing platform that connects individuals with industry professionals for special events. By offering unique opportunities, the platform allows professionals in the field to achieve higher earnings while enjoying enhanced flexibility and a better work-life balance. Role Overview This is an exciting opportunity to join a high-growth, early-stage startup. As a Full-Stack Developer, youll work closely with the founders and engineers in a tight-knit, London-based team. Youll have a direct impact on the companys expansion into new international markets, shaping the future of the business.
        more
        NEW

        Senior Salesforce Developer

        167 Solutions Ltd
        SW1, South West London
        From £75,000 to £90,000 per annum
        Senior Salesforce Consultant / Senior Salesforce Developer / Senior Salesforce Programmer Location: Hybrid (London / UK 23 days onsite) Salary: £75,000 - £90,000 Plus Benefits We are hiring on behalf of our client for a Senior Salesforce Consultant to play a key role in an exciting organisation-wide Salesforce transformation. This role offers the opportunity to work across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud in a collaborative hybrid environment. Key Responsibilities * Lead end-to-end delivery across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud, from requirements gathering and solution design to configuration, development, testing, and deployment. * Deliver technical solutions in Salesforce including custom metadata, Lightning components, Apex code, APIs, and declarative automation.
        Senior Salesforce Consultant / Senior Salesforce Developer / Senior Salesforce Programmer Location: Hybrid (London / UK 23 days onsite) Salary: £75,000 - £90,000 Plus Benefits We are hiring on behalf of our client for a Senior Salesforce Consultant to play a key role in an exciting organisation-wide Salesforce transformation. This role offers the opportunity to work across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud in a collaborative hybrid environment. Key Responsibilities * Lead end-to-end delivery across Sales Cloud, Service Cloud, Experience Cloud, and Marketing Cloud, from requirements gathering and solution design to configuration, development, testing, and deployment. * Deliver technical solutions in Salesforce including custom metadata, Lightning components, Apex code, APIs, and declarative automation.
        more
        NEW

        Test Automation Lead

        Stott & May Professional Search Limited
        London
        £70000 - £80000.00 per annum
        A leading retailer are looking for Test Automation Lead to play a pivotal role in ensuring the quality and reliability of all web, mobile, and enterprise-level applications. As the Test Automation Lead you will be hands on, overseeing the design, implementation, and maintenance of the automated testing solutions using the latest test frameworks and tools, while ensuring adherence to quality standards and agreed processes as defined by the Test Strategy. As a Test Automation lead you will define and implement the automation testing roadmap and vision, whilst leading, coaching and grow a team of test automation engineers to build resilient suites covering regression, functional, API, performance and security tests. Role, Skills and Experience
        A leading retailer are looking for Test Automation Lead to play a pivotal role in ensuring the quality and reliability of all web, mobile, and enterprise-level applications. As the Test Automation Lead you will be hands on, overseeing the design, implementation, and maintenance of the automated testing solutions using the latest test frameworks and tools, while ensuring adherence to quality standards and agreed processes as defined by the Test Strategy. As a Test Automation lead you will define and implement the automation testing roadmap and vision, whilst leading, coaching and grow a team of test automation engineers to build resilient suites covering regression, functional, API, performance and security tests. Role, Skills and Experience
        more
        NEW
        A leading retailer are looking for Test Automation Lead to play a pivotal role in ensuring the quality and reliability of all web, mobile, and enterprise-level applications. As the Test Automation Lead you will be hands on, overseeing the design, implementation, and maintenance of the automated testing solutions using the latest test frameworks and tools, while ensuring adherence to quality standards and agreed processes as defined by the Test Strategy. As a Test Automation lead you will define and implement the automation testing roadmap and vision, whilst leading, coaching and grow a team of test automation engineers to build resilient suites covering regression, functional, API, performance and security tests. Role, Skills and Experience
        A leading retailer are looking for Test Automation Lead to play a pivotal role in ensuring the quality and reliability of all web, mobile, and enterprise-level applications. As the Test Automation Lead you will be hands on, overseeing the design, implementation, and maintenance of the automated testing solutions using the latest test frameworks and tools, while ensuring adherence to quality standards and agreed processes as defined by the Test Strategy. As a Test Automation lead you will define and implement the automation testing roadmap and vision, whilst leading, coaching and grow a team of test automation engineers to build resilient suites covering regression, functional, API, performance and security tests. Role, Skills and Experience
        more

        Senior Software Developer

        Tech 4
        E10, East London
        From £64,000 to £70,000 per annum + excellent benefits
        Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual who will design, implement, and maintain their publishing software, systems, and customer-facing digital products. Requirements * Design and implement systems and software to meet requirements using appropriate tools and methods. * Promote the creation of high-quality code by commitment to practices such as test-driven development, pair programming and code review. * Be responsible for the technical development of all stages of software creation, including testing; ensure that implementation meets security, performance, and safety requirements. * Suggest improvements to the code base, development processes, tooling and working practices.
        Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual who will design, implement, and maintain their publishing software, systems, and customer-facing digital products. Requirements * Design and implement systems and software to meet requirements using appropriate tools and methods. * Promote the creation of high-quality code by commitment to practices such as test-driven development, pair programming and code review. * Be responsible for the technical development of all stages of software creation, including testing; ensure that implementation meets security, performance, and safety requirements. * Suggest improvements to the code base, development processes, tooling and working practices.
        more

        Senior Full Stack Engineer

        Searchworks Ltd
        Shoreditch, E1
        From £70,000 to £80,000 per annum
        Our client is a fast-growing and well-funded proptech companyon a mission to simplify the stressful process of selling your home. Backed by top-tier investors and operating at the heart of the property market, theyre building a platform that brings clarity, insight, and ease to one of lifes most complex transactions. Theyre looking for aFull Stack Developerwho thrives in ambiguity, loves shipping impactful products, and wants to help shape the future of property tech. If you enjoy solving problems across both frontend and backend, and want to work in a product-first, user-focused environment, this could be the role for you. Employment Type: Full-Time Level:MidSenior (Full Stack Engineer) Industry:Property Technology Functions:Full Stack Development | Product Engineering | Software Delivery * Proven experience withJavaScript/Node.jsin a full stack role
        Our client is a fast-growing and well-funded proptech companyon a mission to simplify the stressful process of selling your home. Backed by top-tier investors and operating at the heart of the property market, theyre building a platform that brings clarity, insight, and ease to one of lifes most complex transactions. Theyre looking for aFull Stack Developerwho thrives in ambiguity, loves shipping impactful products, and wants to help shape the future of property tech. If you enjoy solving problems across both frontend and backend, and want to work in a product-first, user-focused environment, this could be the role for you. Employment Type: Full-Time Level:MidSenior (Full Stack Engineer) Industry:Property Technology Functions:Full Stack Development | Product Engineering | Software Delivery * Proven experience withJavaScript/Node.jsin a full stack role
        more

        Senior Tech Lead/Technical Manager

        Liv-Ex
        SE1, South East London
        Competitive salary plus profit share and benefits
        Exciting opportunity for a smart, ‘can-do’ minded individual to become a vital part of our technology team. Supporting and executing our growth plan will be key, making our technology smarter whilst exploring new opportunities. About Liv-ex With over 630 members worldwide, Liv-ex is today the global marketplace for the wine trade. We offer a multitude of business services covering trading opportunities, data, logistics and various automation technologies; aimed at a diverse group of wine businesses, from ambitious young start-ups to established merchants and traders. Our aim is to make the wine trade more transparent, efficient, and safe, for the benefit of our members and the market as a whole. We are hardworking, committed and action oriented, retaining a valued neutrality in the market.
        Exciting opportunity for a smart, ‘can-do’ minded individual to become a vital part of our technology team. Supporting and executing our growth plan will be key, making our technology smarter whilst exploring new opportunities. About Liv-ex With over 630 members worldwide, Liv-ex is today the global marketplace for the wine trade. We offer a multitude of business services covering trading opportunities, data, logistics and various automation technologies; aimed at a diverse group of wine businesses, from ambitious young start-ups to established merchants and traders. Our aim is to make the wine trade more transparent, efficient, and safe, for the benefit of our members and the market as a whole. We are hardworking, committed and action oriented, retaining a valued neutrality in the market.
        more
        NEWPREMIUM

        Power BI Developer

        DGH Recruitment
        EC1, City of London
        £65000 - £75000 per annum
        A newly created position within the Technology department, the Power BI Developer will lead the firm's reporting transformation-designing dashboards and analytics that empower strategic and operational decision-making across departments. Reporting & Insights * Convert business needs into intuitive Power BI dashboards. * Deliver insights on financials, market trends, and internal KPIs. * Build reusable semantic models and maintain change documentation. Platform Management * Own and optimise the Power BI environment. * Enhance performance via DAX and data model tuning. * Ensure data refresh reliability and reporting consistency. Essential Skills * Advanced Power BI (DAX, Power Query) * Strong data modelling & semantic design * Multi-source data integration (Excel, SQL, APIs) * Clear communication of insights to non-technical users
        A newly created position within the Technology department, the Power BI Developer will lead the firm's reporting transformation-designing dashboards and analytics that empower strategic and operational decision-making across departments. Reporting & Insights * Convert business needs into intuitive Power BI dashboards. * Deliver insights on financials, market trends, and internal KPIs. * Build reusable semantic models and maintain change documentation. Platform Management * Own and optimise the Power BI environment. * Enhance performance via DAX and data model tuning. * Ensure data refresh reliability and reporting consistency. Essential Skills * Advanced Power BI (DAX, Power Query) * Strong data modelling & semantic design * Multi-source data integration (Excel, SQL, APIs) * Clear communication of insights to non-technical users
        more
        NEW

        Senior Software Engineer

        Halian Technology Limited
        W1, Central London
        From £90,000 to £95,000 per annum Plus bonus and benefits
        Join a leading payments company at the forefront of innovation in the financial services sector. They're on a mission to simplify payments and create seamless, secure transaction experiences for millions of users. With a focus on technology, agility, and product excellence, we offer an exciting environment where engineers are empowered to make real impact. Role Overview They're looking for a skilled and passionateBackend skillsinNode.js. You will be part of a high-performing engineering team building robust and scalable backend services, with opportunities to contribute to frontend features usingReact. Exposure toAWSand/orNext.JSis a strong plus. Key Responsibilities * Design, develop, and maintain scalable backend services usingNode.js. * Collaborate with frontend engineers to build seamless APIs and interfaces
        Join a leading payments company at the forefront of innovation in the financial services sector. They're on a mission to simplify payments and create seamless, secure transaction experiences for millions of users. With a focus on technology, agility, and product excellence, we offer an exciting environment where engineers are empowered to make real impact. Role Overview They're looking for a skilled and passionateBackend skillsinNode.js. You will be part of a high-performing engineering team building robust and scalable backend services, with opportunities to contribute to frontend features usingReact. Exposure toAWSand/orNext.JSis a strong plus. Key Responsibilities * Design, develop, and maintain scalable backend services usingNode.js. * Collaborate with frontend engineers to build seamless APIs and interfaces
        more
        NEW

        Lead Java Developer

        Halian Technology Limited
        London
        From £82,400 to £92,400 per annum
        One of the UKs most iconic omni-channel retailers is looking for aLead Java Developerto join their expanding digital engineering function. This position requires deep expertise in Kotlin or modern Java, strong architectural understanding of microservices, and a passion for technical leadership and mentoring. Experience working within ecommerce, mobile, or customer-facing digital platforms is highly desirable. This role is a remote position. Youll have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical direction
        One of the UKs most iconic omni-channel retailers is looking for aLead Java Developerto join their expanding digital engineering function. This position requires deep expertise in Kotlin or modern Java, strong architectural understanding of microservices, and a passion for technical leadership and mentoring. Experience working within ecommerce, mobile, or customer-facing digital platforms is highly desirable. This role is a remote position. Youll have the opportunity to work across a modern engineering environment, collaborate with agile product teams, and contribute to a high-traffic platform used by millions of customers. Design, build, and maintain scalable, high-performance services using Kotlin or Java Provide technical leadership and mentoring to other engineers in the team Contribute to solution architecture and strategic technical direction
        more
        NEW

        Senior Backend Engineer

        Ncounter LTD
        W1, Central London
        From £120,000 to £160,000 per annum Equity and package
        Product-Focused Backend Engineer Functional Programming & Distributed Systems London (Hybrid) | £120,000£160,000 + Equity At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
        Product-Focused Backend Engineer Functional Programming & Distributed Systems London (Hybrid) | £120,000£160,000 + Equity At Ncounter, were partnering with a cutting-edge AI company on a mission to redefine how professionals in highly regulated industries interact with complex, multi-modal data. Their platform empowers users to deploy custom no-code AI agents that produce verifiable outputs with full transparency - ensuring trust, compliance, and control remain central to every decision. As a Backend Engineer, youll join a growing team working at the forefront of AI infrastructure. This isnt just about clean code or strong delivery - its about ownership, product intuition, and building for scale. Youll be part of a lean, high-calibre engineering function where every member contributes to planning, testing, analysis, and execution.
        more

        Cloud Architect

        Zensar Technologies
        London
        From £117,000 to £130,500 per annum
        Zensar is a leading digital solutions and technology services company that specialises in partnering with global organisations across industries in their Digital Transformation journey. Zensars Return on Digital strategy has enabled customers to look beyond current investments towards realising visible business benefits in their digital transformation journey. If youre looking for a workplace where associates realise and contribute to their full potential, are recognised for the impact they make, and enjoy the company of the people they work with, then youve come to the right place! We are looking for a highly experienced and hands-onCloud Architectwith 8+ years of industry experience to lead the design and development of scalable, robust, and cloud-native systems.
        Zensar is a leading digital solutions and technology services company that specialises in partnering with global organisations across industries in their Digital Transformation journey. Zensars Return on Digital strategy has enabled customers to look beyond current investments towards realising visible business benefits in their digital transformation journey. If youre looking for a workplace where associates realise and contribute to their full potential, are recognised for the impact they make, and enjoy the company of the people they work with, then youve come to the right place! We are looking for a highly experienced and hands-onCloud Architectwith 8+ years of industry experience to lead the design and development of scalable, robust, and cloud-native systems.
        more
        NEW
        About the role We have an exciting opportunity for aFull-Stack JavaScript Engineerto join the elementsuite teamsomeone whos passionate about building high-quality products and tools across the stack. This role blends front-end finesse with back-end capability, and were especially keen to meet developers who can pair modern JavaScript frameworks with solid SQL experience to help power our next-gen HR platform. Youll work closely with our Application Development team to deliver scalable, maintainable software that supports our growing user base. This is a hands-on, end-to-end rolefrom building intuitive interfaces using Vue.js and Knockout.js, to writing performant queries and helping shape our data model. elementsuiteis rewriting the rulebook on how enterprise software is built.
        About the role We have an exciting opportunity for aFull-Stack JavaScript Engineerto join the elementsuite teamsomeone whos passionate about building high-quality products and tools across the stack. This role blends front-end finesse with back-end capability, and were especially keen to meet developers who can pair modern JavaScript frameworks with solid SQL experience to help power our next-gen HR platform. Youll work closely with our Application Development team to deliver scalable, maintainable software that supports our growing user base. This is a hands-on, end-to-end rolefrom building intuitive interfaces using Vue.js and Knockout.js, to writing performant queries and helping shape our data model. elementsuiteis rewriting the rulebook on how enterprise software is built.
        more
        NEW
        London - Hybrid (1x day per month) Salary: Up to £120k DOE + Benefits About Us Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focused Senior engineer looking to start an ambitious business. The Role We're seeking a Lead Backend Engineer to drive the architecture, development, and scaling of cloud-native microservices using Python-especially FastAPI. You'll lead a cross-functional team building resilient backend systems that support millions of users, with a direct impact on product and business outcomes.
        London - Hybrid (1x day per month) Salary: Up to £120k DOE + Benefits About Us Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this is the perfect opportunity for a results driven and growth focused Senior engineer looking to start an ambitious business. The Role We're seeking a Lead Backend Engineer to drive the architecture, development, and scaling of cloud-native microservices using Python-especially FastAPI. You'll lead a cross-functional team building resilient backend systems that support millions of users, with a direct impact on product and business outcomes.
        more

        Related Jobs


        show more

        Locations

        What is the average salary for API in London?

        Average salary per year
        £72,499

        The average salary for a API in London is £72,499. API in London salaries range from £62,499 to £87,499.

        Frequently Asked Questions

        How many part time API jobs are there in London?
        There are 145 part time API jobs within 20 miles of London available on Jobsite right now.

        Where in London are these part time jobs?
        You can find part time jobs in Central London, West End, City of London.

        What other similar jobs are there to part time API jobs in London?
        As well as part time API jobs in London, you can find part time IT, Software Development, Management, amongst many others.