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265 Part Time API jobs in London + 20 miles

Technical Product Owner - B2B / B2C / AI / API

Sanderson Recruitment
EC1, City of London
£55000 - £60000 per annum
Technical Product Owner / Technical Product Manager / Software Product Owner / SaaS Product Owner Fully remote £55,000 - £60,000 Our client is passionate bout redefining engineering and AI automation. As we expand into more intelligent and scalable product offerings, we are looking for a Product Manager to lead a core product area, transforming strategic vision into tangible results. This is a hands-on, cross-functional role ideal for someone excited by high-impact delivery, AI innovation, and creating structured product systems in a rapidly growing tech team. As Product Owner, you'll own and drive the roadmap for one of our core product areas. We are looking for someone who thrives in fast-paced environments and enjoys taking an idea from concept to customer impact.
Technical Product Owner / Technical Product Manager / Software Product Owner / SaaS Product Owner Fully remote £55,000 - £60,000 Our client is passionate bout redefining engineering and AI automation. As we expand into more intelligent and scalable product offerings, we are looking for a Product Manager to lead a core product area, transforming strategic vision into tangible results. This is a hands-on, cross-functional role ideal for someone excited by high-impact delivery, AI innovation, and creating structured product systems in a rapidly growing tech team. As Product Owner, you'll own and drive the roadmap for one of our core product areas. We are looking for someone who thrives in fast-paced environments and enjoys taking an idea from concept to customer impact.
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FEATURED
AWS, Azure, Kubernetes, Service Mesh, API gateways, and API security, Python, JavaScript, GoLang, Terraform, CloudFormation (AWS), and Azure Resource Manager (ARM) templates. Are you passionate about cloud security and eager to engineer robust security solutions within AWS and Azure environments? We are seeking Senior Cloud & Application Security Engineers to help our client define and implement its cloud security strategy. If you're an experienced Security Engineering professional excited to work with cutting-edge technology and collaborate with diverse teams, we want to hear from you! * Strong understanding of cloud and application security concepts, including secure coding practices, threat modeling, vulnerability management, and access control mechanisms.
AWS, Azure, Kubernetes, Service Mesh, API gateways, and API security, Python, JavaScript, GoLang, Terraform, CloudFormation (AWS), and Azure Resource Manager (ARM) templates. Are you passionate about cloud security and eager to engineer robust security solutions within AWS and Azure environments? We are seeking Senior Cloud & Application Security Engineers to help our client define and implement its cloud security strategy. If you're an experienced Security Engineering professional excited to work with cutting-edge technology and collaborate with diverse teams, we want to hear from you! * Strong understanding of cloud and application security concepts, including secure coding practices, threat modeling, vulnerability management, and access control mechanisms.
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Location - Bexhill or London - Hybrid - once a week Welcome to Hastings Direct We're a digital insurance provider with a clear strategy to become the best and biggest player in the UK market. As a company, we've made huge investments in our technology, pricing, data and analytics capabilities over the past few years, along with nurturing our 4Cs culture and substantial investment in our people. And as a Finance team, we're doing exactly the same - building a market leading finance technology platform, investing in our team and our approach to leadership development, with a real focus on commercially adding value to the business. The fact you're now reading this job advert means we've tempted you to find out more about #lifeatHD. If you like what you see, we hope you'll consider joining our team.
Location - Bexhill or London - Hybrid - once a week Welcome to Hastings Direct We're a digital insurance provider with a clear strategy to become the best and biggest player in the UK market. As a company, we've made huge investments in our technology, pricing, data and analytics capabilities over the past few years, along with nurturing our 4Cs culture and substantial investment in our people. And as a Finance team, we're doing exactly the same - building a market leading finance technology platform, investing in our team and our approach to leadership development, with a real focus on commercially adding value to the business. The fact you're now reading this job advert means we've tempted you to find out more about #lifeatHD. If you like what you see, we hope you'll consider joining our team.
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FEATURED
Please read carefully before applying I am looking for an IT Manager who has experience of CRMs (ideally Hubspot) and ERPs (ideally Syrinx) and experience of system integrations via APIs. This will be an immediate project to be completed straight away. Previous experience in a Senior IT role Understanding of IT architectureExperience of developing an IT strategy, and keeping it on track with budgets and timelines Experience of collaborating with cross-functional teams, stakeholders, and vendors Experience of mitigating risks and identifying opportunities for process improvement Experience of ensuring quality, compliance and IT security You are a people manager and can lead/build an IT team Can do a five days a week on site role in Dartford Salary - competitive If you are interested, apply now.
Please read carefully before applying I am looking for an IT Manager who has experience of CRMs (ideally Hubspot) and ERPs (ideally Syrinx) and experience of system integrations via APIs. This will be an immediate project to be completed straight away. Previous experience in a Senior IT role Understanding of IT architectureExperience of developing an IT strategy, and keeping it on track with budgets and timelines Experience of collaborating with cross-functional teams, stakeholders, and vendors Experience of mitigating risks and identifying opportunities for process improvement Experience of ensuring quality, compliance and IT security You are a people manager and can lead/build an IT team Can do a five days a week on site role in Dartford Salary - competitive If you are interested, apply now.
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FEATURED

Salesforce Platform Developer

CV Screen Ltd
Hart Hill, LU2
£50k - 65k per year + Hybrid Working
Luton Salary up to 65k + Hybrid Working You’ll be joining a fantastic business based near Luton as their Salesforce Developer. In the role, you will be involved in the development and customisation of Salesforce including extensions, configurations, and integrations. * Build Salesforce apps using LWC, AURA, Apex, APIs, Flows, and Triggers * Design UIs in Experience Cloud with Lightning and Visualforce * Optimize code and customize Service Cloud and Communities * Integrate Salesforce with external systems and services * Develop and maintain Apex classes, controllers, and triggers * Configure custom fields, objects, layouts, and automation * Use Salesforce DX and follow best practices for deployment * Support full dev lifecycle and create user documentation * Experienced with DevOps and Agile methodologies. * Skilled in Salesforce automation.
Luton Salary up to 65k + Hybrid Working You’ll be joining a fantastic business based near Luton as their Salesforce Developer. In the role, you will be involved in the development and customisation of Salesforce including extensions, configurations, and integrations. * Build Salesforce apps using LWC, AURA, Apex, APIs, Flows, and Triggers * Design UIs in Experience Cloud with Lightning and Visualforce * Optimize code and customize Service Cloud and Communities * Integrate Salesforce with external systems and services * Develop and maintain Apex classes, controllers, and triggers * Configure custom fields, objects, layouts, and automation * Use Salesforce DX and follow best practices for deployment * Support full dev lifecycle and create user documentation * Experienced with DevOps and Agile methodologies. * Skilled in Salesforce automation.
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Senior Software Engineer - Client Identity

McGregor Boyall Associates Limited
EC1, City of London
Partnership bonus + Traget bonus
Job Title: Senior Software Engineer - Client Identity Location: Hybrid (Manchester/London) About the Role Join our newly formed cybersecurity team and take on a crucial role in protecting clients across the UK and Europe. As a Senior Software Engineer in the Client Identity team, you'll work on developing and enhancing modern cloud-based cybersecurity services, ensuring the security and integrity of authentication solutions for our clients. You'll be at the forefront of defending against cyber threats and creating seamless login experiences for hundreds of thousands of users. Role Responsibilities * Develop and enhance cloud-based cybersecurity services across all layers, from databases to Content Delivery Networks (CDNs). * Implement secure authentication solutions, including Multi-Factor Authentication (MFA) and Passkeys.
Job Title: Senior Software Engineer - Client Identity Location: Hybrid (Manchester/London) About the Role Join our newly formed cybersecurity team and take on a crucial role in protecting clients across the UK and Europe. As a Senior Software Engineer in the Client Identity team, you'll work on developing and enhancing modern cloud-based cybersecurity services, ensuring the security and integrity of authentication solutions for our clients. You'll be at the forefront of defending against cyber threats and creating seamless login experiences for hundreds of thousands of users. Role Responsibilities * Develop and enhance cloud-based cybersecurity services across all layers, from databases to Content Delivery Networks (CDNs). * Implement secure authentication solutions, including Multi-Factor Authentication (MFA) and Passkeys.
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Senior C# Developer Desktop Trading Systems

Client Server
Queens Gate, SW7
£100000 - £140000 per annum + bonus + benefits
Senior C# Developer / Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking / financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical systems across front, middle and back office systems to support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and / or Angular.
Senior C# Developer / Software Engineer (Windows Desktop Trading Systems) London to £140k Are you a Senior C# Developer with strong Windows desktop development skills combined with banking / financial services experience? You could be progressing your career at a Hedge Fund with over $10 billion under management. As a Senior C# Developer you will work on critical systems across front, middle and back office systems to support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and / or Angular.
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PREMIUMNEW

QA Engineer

La Fosse
Victoria, SW1
£50k - 55k per year
La Fosse have partnered with a UK based client who is seeking a QA Automation Engineer to join the team and help drive quality across our testing processes. This role requires candidates to be based in the UK and have the valid right to work as this role does not offer sponsorship. * Conduct functional testing for web applications and APIs. * Use Postman to validate API endpoints before progressing to test environments. * Work closely with developers to ensure high-quality code is deployed. * Bring automation experience to enhance testing efficiency (Selenium, SpecFlow, or any other tools welcome!). * Bonus: Experience with C#/.NET automation and framework development is highly desirable. * Nice to Have: Exposure to Microsoft Dynamics 365, as you’ll eventually help improve and fix third-party integrations. * API testing skills using Postman.
La Fosse have partnered with a UK based client who is seeking a QA Automation Engineer to join the team and help drive quality across our testing processes. This role requires candidates to be based in the UK and have the valid right to work as this role does not offer sponsorship. * Conduct functional testing for web applications and APIs. * Use Postman to validate API endpoints before progressing to test environments. * Work closely with developers to ensure high-quality code is deployed. * Bring automation experience to enhance testing efficiency (Selenium, SpecFlow, or any other tools welcome!). * Bonus: Experience with C#/.NET automation and framework development is highly desirable. * Nice to Have: Exposure to Microsoft Dynamics 365, as you’ll eventually help improve and fix third-party integrations. * API testing skills using Postman.
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FEATUREDNEW

Full Stack Web Developer

Profile 29
IG10, Loughton
From £70,000 to £80,000 per annum + benefits (see advert)
Job: Full Stack Web Developer * Mon-Fri onsite in Debden IG10 * Salary to £75k (negotiable)+ pension + health * Free onsite gym & parking * Offices a 5 mins walk from Debden tube station (Central line),close road links to M11/M25/A406/A12 NB: Please only apply if you are able to work from their Debden offices Monday-Friday. Hybrid or remote working is not available. Company Established in 2009 and regulated by the FCA, this multi-award-winning finance & credit company has a proven track record for customer and employee satisfaction. With a Trustpilot rating of 4.8/5 and over 33,500 combined online reviews, they pride themselves on their customer service and their duty as a responsible lender. What they are looking for They are seeking an extremely driven, passionate and motivated individual to join their in-house development family.
Job: Full Stack Web Developer * Mon-Fri onsite in Debden IG10 * Salary to £75k (negotiable)+ pension + health * Free onsite gym & parking * Offices a 5 mins walk from Debden tube station (Central line),close road links to M11/M25/A406/A12 NB: Please only apply if you are able to work from their Debden offices Monday-Friday. Hybrid or remote working is not available. Company Established in 2009 and regulated by the FCA, this multi-award-winning finance & credit company has a proven track record for customer and employee satisfaction. With a Trustpilot rating of 4.8/5 and over 33,500 combined online reviews, they pride themselves on their customer service and their duty as a responsible lender. What they are looking for They are seeking an extremely driven, passionate and motivated individual to join their in-house development family.
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.Net Developer

Understanding Recruitment
The City, EC4A 1BW
Up to £42800 per annum + 100% Remote Work
Location: Fully Remote Salary: £42,800 30 Days Annual Leave + Bank holidays, 35 hour working weeks I'm partnered with a fast-growing online education provider who are hiring for a .Net developer to join the team on a permanent, remote basis. Key skills for this role are knowledge of .Net, C#, Entity Framework, SQL server, API's and also an approachable manner in order to gather requirements from teams within the business. The .Net Developer will be supporting a key organisational project working with an in-house monolith tool and breaking this down in micro-services. Day to day you will be developing web systems & integration's, working with C#, .Net & Razor Pages. - .Net Core C#, Entity Framework, LINQ, Razor Pages experience - Strong experience with API's and integration - Experience working with monolith systems & micro services
Location: Fully Remote Salary: £42,800 30 Days Annual Leave + Bank holidays, 35 hour working weeks I'm partnered with a fast-growing online education provider who are hiring for a .Net developer to join the team on a permanent, remote basis. Key skills for this role are knowledge of .Net, C#, Entity Framework, SQL server, API's and also an approachable manner in order to gather requirements from teams within the business. The .Net Developer will be supporting a key organisational project working with an in-house monolith tool and breaking this down in micro-services. Day to day you will be developing web systems & integration's, working with C#, .Net & Razor Pages. - .Net Core C#, Entity Framework, LINQ, Razor Pages experience - Strong experience with API's and integration - Experience working with monolith systems & micro services
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FEATURED

.Net Developer

Understanding Recruitment
The City, EC4A 1BW
Up to £42800 per annum + 100% Remote Work
Location: Fully Remote Salary: £42,800 30 Days Annual Leave + Bank holidays, 35 hour working weeks I'm partnered with a fast-growing online education provider who are hiring for a .Net developer to join the team on a permanent, remote basis. Key skills for this role are knowledge of .Net, C#, Entity Framework, SQL server, API's and also an approachable manner in order to gather requirements from teams within the business. The .Net Developer will be supporting a key organisational project working with an in-house monolith tool and breaking this down in micro-services. Day to day you will be developing web systems & integration's, working with C#, .Net & Razor Pages. - .Net Core C#, Entity Framework, LINQ, Razor Pages experience - Strong experience with API's and integration - Experience working with monolith systems & micro services
Location: Fully Remote Salary: £42,800 30 Days Annual Leave + Bank holidays, 35 hour working weeks I'm partnered with a fast-growing online education provider who are hiring for a .Net developer to join the team on a permanent, remote basis. Key skills for this role are knowledge of .Net, C#, Entity Framework, SQL server, API's and also an approachable manner in order to gather requirements from teams within the business. The .Net Developer will be supporting a key organisational project working with an in-house monolith tool and breaking this down in micro-services. Day to day you will be developing web systems & integration's, working with C#, .Net & Razor Pages. - .Net Core C#, Entity Framework, LINQ, Razor Pages experience - Strong experience with API's and integration - Experience working with monolith systems & micro services
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Engineering Manager

Spectrum It Recruitment Limited
SL6, Maidenhead
Up to £85000 per annum + Medical Insurance + Bonus
Salary: Approx. £85,000 + Bonus + Pension Hybrid Working: 3 Days On site, Maidenhead An award-winning software company at the forefront of digital payment services is seeking an experienced Engineering Manager to drive innovation and technical excellence across its Agile engineering teams. This is a pivotal role offering the chance to influence product direction, lead technical delivery, and support the growth of a high-performing global team. As an Engineering Manager, you will be responsible for the full life cycle of product development - from ideation through to release and ongoing support. You'll lead a global team of 4-10 software and test engineers, working in partnership with cross-functional groups including Product Management, CloudOps, UX Design, and others.
Salary: Approx. £85,000 + Bonus + Pension Hybrid Working: 3 Days On site, Maidenhead An award-winning software company at the forefront of digital payment services is seeking an experienced Engineering Manager to drive innovation and technical excellence across its Agile engineering teams. This is a pivotal role offering the chance to influence product direction, lead technical delivery, and support the growth of a high-performing global team. As an Engineering Manager, you will be responsible for the full life cycle of product development - from ideation through to release and ongoing support. You'll lead a global team of 4-10 software and test engineers, working in partnership with cross-functional groups including Product Management, CloudOps, UX Design, and others.
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NEW

Junior IT Support Analyst

CBW Staffing Solutions Ltd
Harlow, London
£30000 - £33000 per annum
Are you looking to kickstart your IT career and join a leading company based in Harlow? CBW are recruiting for an established contractor that is seeking a motivated and ambitious IT Support Technician to join a growing team and provide first-class technical assistance across a range of systems and services. Brief Overview; * Monday - Friday * 8am - 5pm * Permanent position * Office based - hybrid after probation * £30-33,000 per annum (DOE) * Clear progression opportunities Role Overview; We are seeking a dynamic and detail-oriented individual eager to contribute to a wide range of tasks and systems. As part of the team, you will leverage your analytical mindset and problem-solving skills to enhance our business systems and processes. This role offers the opportunity to work across diverse
Are you looking to kickstart your IT career and join a leading company based in Harlow? CBW are recruiting for an established contractor that is seeking a motivated and ambitious IT Support Technician to join a growing team and provide first-class technical assistance across a range of systems and services. Brief Overview; * Monday - Friday * 8am - 5pm * Permanent position * Office based - hybrid after probation * £30-33,000 per annum (DOE) * Clear progression opportunities Role Overview; We are seeking a dynamic and detail-oriented individual eager to contribute to a wide range of tasks and systems. As part of the team, you will leverage your analytical mindset and problem-solving skills to enhance our business systems and processes. This role offers the opportunity to work across diverse
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Solutions Consultant

Hays
SL6, Maidenhead
£60000.0 - £64000.0 per annum + £64,000
Your new company Our client specialises in helping convenience retail and petroleum wholesale businesses enhance their efficiency and profitability. They securely connect data and operations across the supply chain. With over 40 years of experience, they offer solutions that simplify technology ecosystems, provide insights into consumer behaviour, and streamline operations. Their services are utilised globally, supporting over 200,000 sites in more than 60 countries. Your new role * Provide solution consultation, customer solution demonstrations, business needs and goals clarification, high-level requirements gathering and clarifications, etc. * Contribute to the creation of the Statement of Work document in terms of scope & requirements clarification, effort estimates etc.
Your new company Our client specialises in helping convenience retail and petroleum wholesale businesses enhance their efficiency and profitability. They securely connect data and operations across the supply chain. With over 40 years of experience, they offer solutions that simplify technology ecosystems, provide insights into consumer behaviour, and streamline operations. Their services are utilised globally, supporting over 200,000 sites in more than 60 countries. Your new role * Provide solution consultation, customer solution demonstrations, business needs and goals clarification, high-level requirements gathering and clarifications, etc. * Contribute to the creation of the Statement of Work document in terms of scope & requirements clarification, effort estimates etc.
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NEW

Power Platform Engineer - SC Clearable

Stott & May Professional Search Limited
London
£55000 - £65000.00 per annum + Bonus
Power Platform Engineer Location: London (Hybrid and Flexible Working Available) Grade: 65K + Bonus Must be eligible to hold SC clearance Join a leading digital intelligence consultancy with over 4,500 experts across 10 countries, helping government and critical infrastructure clients unlock secure digital advantage. We are now seeking a Power Platform Engineer with active SC Clearance to contribute to high-impact programmes within our UK Central Government team. As a Power Platform Engineer, you'll work on secure, scalable, and efficient low-code solutions that help transform critical government services. You'll collaborate with technical experts and cross-functional stakeholders to create applications and workflows that directly support national priorities.
Power Platform Engineer Location: London (Hybrid and Flexible Working Available) Grade: 65K + Bonus Must be eligible to hold SC clearance Join a leading digital intelligence consultancy with over 4,500 experts across 10 countries, helping government and critical infrastructure clients unlock secure digital advantage. We are now seeking a Power Platform Engineer with active SC Clearance to contribute to high-impact programmes within our UK Central Government team. As a Power Platform Engineer, you'll work on secure, scalable, and efficient low-code solutions that help transform critical government services. You'll collaborate with technical experts and cross-functional stakeholders to create applications and workflows that directly support national priorities.
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NEW
Power Platform Engineer Location: London (Hybrid and Flexible Working Available) Grade: 65K + Bonus Must be eligible to hold SC clearance Join a leading digital intelligence consultancy with over 4,500 experts across 10 countries, helping government and critical infrastructure clients unlock secure digital advantage. We are now seeking a Power Platform Engineer with active SC Clearance to contribute to high-impact programmes within our UK Central Government team. As a Power Platform Engineer, you'll work on secure, scalable, and efficient low-code solutions that help transform critical government services. You'll collaborate with technical experts and cross-functional stakeholders to create applications and workflows that directly support national priorities.
Power Platform Engineer Location: London (Hybrid and Flexible Working Available) Grade: 65K + Bonus Must be eligible to hold SC clearance Join a leading digital intelligence consultancy with over 4,500 experts across 10 countries, helping government and critical infrastructure clients unlock secure digital advantage. We are now seeking a Power Platform Engineer with active SC Clearance to contribute to high-impact programmes within our UK Central Government team. As a Power Platform Engineer, you'll work on secure, scalable, and efficient low-code solutions that help transform critical government services. You'll collaborate with technical experts and cross-functional stakeholders to create applications and workflows that directly support national priorities.
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We are seeking a highly motivated and detail-oriented Sr. Test Engineer who will be responsible for ensuring the quality and reliability of our applications and systems through both manual and automated testing. The ideal candidate will be capable of working independently and collaboratively in a fast-paced environment, with a strong focus on delivering high-quality solutions. o Responsible to host and lead daily status meetings, stand-ups, and ad hoc working sessions to ensure timely communication of QA activities and risks. o To collaborate with cross-functional teams including developers, business analysts, and product managers to understand project requirements and deliverables. o To act as the QA point of contact in cross-team discussions, offering insight into defect status, testing progress, and release readiness.
We are seeking a highly motivated and detail-oriented Sr. Test Engineer who will be responsible for ensuring the quality and reliability of our applications and systems through both manual and automated testing. The ideal candidate will be capable of working independently and collaboratively in a fast-paced environment, with a strong focus on delivering high-quality solutions. o Responsible to host and lead daily status meetings, stand-ups, and ad hoc working sessions to ensure timely communication of QA activities and risks. o To collaborate with cross-functional teams including developers, business analysts, and product managers to understand project requirements and deliverables. o To act as the QA point of contact in cross-team discussions, offering insight into defect status, testing progress, and release readiness.
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£70K -85k UK - Fully Remote Excited by the challenge of working at a fast-moving cybersecurity startup? We're looking for a Senior Full Stack Engineer to join their team on a fully remote bases in the UK, where you'll have a real impact working with cutting-edge technology to help organisations tackle security threats in real time. This is a fully remote role with a starting salary between £70k -£85k. For this role you MUST be resident and eligible to work in the UK, unsupported by a visa. * Build and scale customer-facing applications that make a difference. * Lead integration projects and develop efficient data workflows. * Solve complex problems involving large datasets and data control. * Backend: TypeScript, Sequelize ORM, Awareness of Nest, GraphQL, REST APIs, MySQL, NoSQL, Kafka * Frontend: Angular, React.js, Next.js, TypeScript, Chakra UI, React Query, GraphQL
£70K -85k UK - Fully Remote Excited by the challenge of working at a fast-moving cybersecurity startup? We're looking for a Senior Full Stack Engineer to join their team on a fully remote bases in the UK, where you'll have a real impact working with cutting-edge technology to help organisations tackle security threats in real time. This is a fully remote role with a starting salary between £70k -£85k. For this role you MUST be resident and eligible to work in the UK, unsupported by a visa. * Build and scale customer-facing applications that make a difference. * Lead integration projects and develop efficient data workflows. * Solve complex problems involving large datasets and data control. * Backend: TypeScript, Sequelize ORM, Awareness of Nest, GraphQL, REST APIs, MySQL, NoSQL, Kafka * Frontend: Angular, React.js, Next.js, TypeScript, Chakra UI, React Query, GraphQL
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£70K -85k UK - Fully Remote Excited by the challenge of working at a fast-moving cybersecurity startup? We're looking for a Senior Full Stack Engineer to join their team on a fully remote bases in the UK, where you'll have a real impact working with cutting-edge technology to help organisations tackle security threats in real time. This is a fully remote role with a starting salary between £70k -£85k. For this role you MUST be resident and eligible to work in the UK, unsupported by a visa. * Build and scale customer-facing applications that make a difference. * Lead integration projects and develop efficient data workflows. * Solve complex problems involving large datasets and data control. * Backend: TypeScript, NestJS, Sequelize ORM, GraphQL, REST APIs, MySQL, NoSQL, Kafka * Frontend: React.js, Next.js, TypeScript, Chakra UI, React Query, GraphQL
£70K -85k UK - Fully Remote Excited by the challenge of working at a fast-moving cybersecurity startup? We're looking for a Senior Full Stack Engineer to join their team on a fully remote bases in the UK, where you'll have a real impact working with cutting-edge technology to help organisations tackle security threats in real time. This is a fully remote role with a starting salary between £70k -£85k. For this role you MUST be resident and eligible to work in the UK, unsupported by a visa. * Build and scale customer-facing applications that make a difference. * Lead integration projects and develop efficient data workflows. * Solve complex problems involving large datasets and data control. * Backend: TypeScript, NestJS, Sequelize ORM, GraphQL, REST APIs, MySQL, NoSQL, Kafka * Frontend: React.js, Next.js, TypeScript, Chakra UI, React Query, GraphQL
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NEW

Software Engineering Manager

WHD Consulting Ltd
SL6, Maidenhead
From £75,000 to £85,000 per annum
I am looking for an Engineering Manager for a market leading client in Maidenhead. They work the hybrid model, 3 days onsite, 2 days remote. Looking for candidates with strong experience in leading SW Development teams. As an engineering leader, you will lead Agile engineering resources & provide guidance from inception through release of major & point product releases, including ongoing maintenance. You will be working closely with your product managers, product owners, engineering leaders, your team and other stakeholders. You will be leading developers, quality engineers and partnering with CloudOps, TechOps, UX Design other cross-functional functional groups to evolve our solutions while continuing to improve your teams adoption of SDLC processes, CI/CD integration, code quality & automation test coverage. Primary Responsibilities
I am looking for an Engineering Manager for a market leading client in Maidenhead. They work the hybrid model, 3 days onsite, 2 days remote. Looking for candidates with strong experience in leading SW Development teams. As an engineering leader, you will lead Agile engineering resources & provide guidance from inception through release of major & point product releases, including ongoing maintenance. You will be working closely with your product managers, product owners, engineering leaders, your team and other stakeholders. You will be leading developers, quality engineers and partnering with CloudOps, TechOps, UX Design other cross-functional functional groups to evolve our solutions while continuing to improve your teams adoption of SDLC processes, CI/CD integration, code quality & automation test coverage. Primary Responsibilities
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Guidewire Developer

Pioneer Search
City of London, London
£55000.00 - £65000.00 per annum
Location: London / Hybrid (2 days in the office, 3 days from home) Salary: £55,000 - £65,000 A Guidewire developer is required for a leading Lloyd's of London Insurance organisation, implementing a Guidewire Claims system. This is to join a brand-new team onboarding and implementing a Guidewire Claims system. You will have experience working with Guidewire, across either PolicyCenter BillingCenter or ClaimsCenter. As this is an initial migration and implementation you will be essential in assisting the organisation migrate from their existing claims platform to Claims Center which will be hosted in Guidewires Cloud. Ability to interact with stakeholders and to be involved in decisions affecting the implementation due to go live in 2026 is essential. You will have experience customising Guidewire in Gosu.
Location: London / Hybrid (2 days in the office, 3 days from home) Salary: £55,000 - £65,000 A Guidewire developer is required for a leading Lloyd's of London Insurance organisation, implementing a Guidewire Claims system. This is to join a brand-new team onboarding and implementing a Guidewire Claims system. You will have experience working with Guidewire, across either PolicyCenter BillingCenter or ClaimsCenter. As this is an initial migration and implementation you will be essential in assisting the organisation migrate from their existing claims platform to Claims Center which will be hosted in Guidewires Cloud. Ability to interact with stakeholders and to be involved in decisions affecting the implementation due to go live in 2026 is essential. You will have experience customising Guidewire in Gosu.
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Python SQL Software Engineer - Corporate Finance

McGregor Boyall Associates Limited
The City, EC3V 9AA
£90000 - £100000 per annum + Great Bonus + Benefits + Pension
A growing and transformational financial services firm seeking a Senior Python SQL Developer to play a key role in its technology and innovation strategy. The successful applicant will join our delivery-focused and rapidly expanding team technology and transformation team. The candidate will enhance the firm's data-driven decision-making abilities by utilising the latest technologies and AI tools used by the broader business and the software development functions. Ideal candidates will be ambitious, entrepreneurial, and energetic. They will be willing to absorb new knowledge and grow within a dynamic, high-performance team. Execute the technology and innovation strategy to support the business's strategic growth by employing AI tools to derive commercial insights across a large set of structured and unstructured data and data sources.
A growing and transformational financial services firm seeking a Senior Python SQL Developer to play a key role in its technology and innovation strategy. The successful applicant will join our delivery-focused and rapidly expanding team technology and transformation team. The candidate will enhance the firm's data-driven decision-making abilities by utilising the latest technologies and AI tools used by the broader business and the software development functions. Ideal candidates will be ambitious, entrepreneurial, and energetic. They will be willing to absorb new knowledge and grow within a dynamic, high-performance team. Execute the technology and innovation strategy to support the business's strategic growth by employing AI tools to derive commercial insights across a large set of structured and unstructured data and data sources.
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IT Support & System Administrator

Massenhove Recruitment Ltd
EC3A, City of London
Unspecified
IT Support & Systems Administrator Job Market IT / Insurance IT Support & Systems Administrator About the role We are a growing MGA operating within the London Market and seeking a hands-on, solutions-focused IT professional to support and enhance our internal technology landscape. This is a broad role suited to someone who enjoys variety from day-to-day desktop support and systems admin to contributing to technology-driven business change. IT Support & Systems Administrator Key duties (non-exhaustive) Set up and configure new user accounts, laptops, and associated hardware/software. Provide desktop and application support across the business. Maintain and support server infrastructure (on-premises and cloud-based). Manage user access, security permissions, and software licensing. Act as a liaison with external vendors or MSPs where necessary.
IT Support & Systems Administrator Job Market IT / Insurance IT Support & Systems Administrator About the role We are a growing MGA operating within the London Market and seeking a hands-on, solutions-focused IT professional to support and enhance our internal technology landscape. This is a broad role suited to someone who enjoys variety from day-to-day desktop support and systems admin to contributing to technology-driven business change. IT Support & Systems Administrator Key duties (non-exhaustive) Set up and configure new user accounts, laptops, and associated hardware/software. Provide desktop and application support across the business. Maintain and support server infrastructure (on-premises and cloud-based). Manage user access, security permissions, and software licensing. Act as a liaison with external vendors or MSPs where necessary.
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Platform Engineering Lead

Inspire People
City of London, London
£90000 - £100000 per annum + plus bonus, pension and benefits
Join a global IT services and consulting leader as a Platform Engineering Lead to play a pivotal role in delivering transformative technology within one of the UK's most respected banking groups. This is your opportunity to shape the future of modern banking technology through leadership, innovation, and cutting-edge engineering practices. Salary up to £100k plus bonus with offices in London, Leeds and Edinburgh and potential for hybrid working. In this role you will be at the heart of technology strategy, mentoring high-performing engineering teams focused on delivering modern, cloud-native applications across digital platforms. You will drive technical leadership, enabling DevSecOps culture and contribute to delivery of governance aligning to the bank's QBR. * Champion knowledge share across and within labs.
Join a global IT services and consulting leader as a Platform Engineering Lead to play a pivotal role in delivering transformative technology within one of the UK's most respected banking groups. This is your opportunity to shape the future of modern banking technology through leadership, innovation, and cutting-edge engineering practices. Salary up to £100k plus bonus with offices in London, Leeds and Edinburgh and potential for hybrid working. In this role you will be at the heart of technology strategy, mentoring high-performing engineering teams focused on delivering modern, cloud-native applications across digital platforms. You will drive technical leadership, enabling DevSecOps culture and contribute to delivery of governance aligning to the bank's QBR. * Champion knowledge share across and within labs.
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Technical Analyst London- hybrid For one of our clients, a leading provider of innovative software solutions for the financial services industry, we are currently looking for an experienced Technical Analyst / Software Engineer / Production Support to join their UK entity in London (hybrid). Working with our client means joining one of the most recognized leaders in the fintech sector, renowned for their expertise in cloud security. You will bridge the gap between business needs and technical implementation working closely with developers, architects, and stakeholders on complex, cloud-native systems. Analyse business and technical requirements, and translate them into actionable specs for development teams Support the design and documentation of modern, secure, and scalable software systems (mostly Java-based with AWS cloud architecture)
Technical Analyst London- hybrid For one of our clients, a leading provider of innovative software solutions for the financial services industry, we are currently looking for an experienced Technical Analyst / Software Engineer / Production Support to join their UK entity in London (hybrid). Working with our client means joining one of the most recognized leaders in the fintech sector, renowned for their expertise in cloud security. You will bridge the gap between business needs and technical implementation working closely with developers, architects, and stakeholders on complex, cloud-native systems. Analyse business and technical requirements, and translate them into actionable specs for development teams Support the design and documentation of modern, secure, and scalable software systems (mostly Java-based with AWS cloud architecture)
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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 265 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 City of London, Central London, West End.
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, Infrastructure, amongst many others.