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3 Temporary API jobs in Southwark (SE1) + 20 miles
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JavaScript React Developer London (Hybrid) 6 month contract Rates: Negotiable Overview We are seeking an experienced Software Engineer to join a global technology team within a leading energy trading business. This role is suited to a developer with strong front-end expertise, solid cloud experience, and a track record of delivering business-critical applications in fast-paced environments. The ideal candidate will have excellent problem-solving skills, a user-focused mindset, and the ability to thrive in Agile delivery teams. Key Responsibilities * Design and build modern web applications using React, TypeScript, CSS, Jest/Vitest, Webpack, and Ag Grid. * Apply modern JavaScript coding, testing, debugging, and automation techniques. * Contribute to the creation and optimisation of CI/CD pipelines and deployment practices.
JavaScript React Developer London (Hybrid) 6 month contract Rates: Negotiable Overview We are seeking an experienced Software Engineer to join a global technology team within a leading energy trading business. This role is suited to a developer with strong front-end expertise, solid cloud experience, and a track record of delivering business-critical applications in fast-paced environments. The ideal candidate will have excellent problem-solving skills, a user-focused mindset, and the ability to thrive in Agile delivery teams. Key Responsibilities * Design and build modern web applications using React, TypeScript, CSS, Jest/Vitest, Webpack, and Ag Grid. * Apply modern JavaScript coding, testing, debugging, and automation techniques. * Contribute to the creation and optimisation of CI/CD pipelines and deployment practices.
6 Month Contract London (Hybrid) Rates: Negotiable Were partnering with a global trading organisation at the forefront of commodity markets, delivering high-performance solutions to support fast-paced, data-driven trading desks. This team builds and maintains cutting-edge tools that help traders make rapid, informed decisions in dynamic markets. The Role Were seeking a .NET Core / C# Developer with strong SQL Server skills to join a high-impact development team. Youll be embedded in a trading environment, working closely with end users to deliver robust, efficient, and scalable solutions. Key Responsibilities * Develop and maintain applications using .NET Core / C#, SQL Server * Work closely with traders, analysts, and other stakeholders to gather requirements and deliver rapid solutions
6 Month Contract London (Hybrid) Rates: Negotiable Were partnering with a global trading organisation at the forefront of commodity markets, delivering high-performance solutions to support fast-paced, data-driven trading desks. This team builds and maintains cutting-edge tools that help traders make rapid, informed decisions in dynamic markets. The Role Were seeking a .NET Core / C# Developer with strong SQL Server skills to join a high-impact development team. Youll be embedded in a trading environment, working closely with end users to deliver robust, efficient, and scalable solutions. Key Responsibilities * Develop and maintain applications using .NET Core / C#, SQL Server * Work closely with traders, analysts, and other stakeholders to gather requirements and deliver rapid solutions
2025-09-09T00:00:00.000Z Uxbridge Want a 3D Career? Join Norgine. At Norgine, our colleagues Dare themselves to be different and try new things, Drive to achieve their goals and beyond, and Develop themselves and their community. We call it the 3D career at Norgine and it offers you a fully-rounded experience with no limits. Bring everything about yourself that you're proud of, whether that's your passion for making a difference, focus on others' well-being, or intellectual curiosity to unleash in a fast-paced environment and supportive community. In return, get a sense of belonging, a long-term career with ongoing development and upskilling, and a company that cares about people's wellness as much as you do. Norgine: Transforming Healthcare, Backed by Over a Century of Expertise. We have an exciting opportunity for an Enterprise Architect to join Norgine.
2025-09-09T00:00:00.000Z Uxbridge Want a 3D Career? Join Norgine. At Norgine, our colleagues Dare themselves to be different and try new things, Drive to achieve their goals and beyond, and Develop themselves and their community. We call it the 3D career at Norgine and it offers you a fully-rounded experience with no limits. Bring everything about yourself that you're proud of, whether that's your passion for making a difference, focus on others' well-being, or intellectual curiosity to unleash in a fast-paced environment and supportive community. In return, get a sense of belonging, a long-term career with ongoing development and upskilling, and a company that cares about people's wellness as much as you do. Norgine: Transforming Healthcare, Backed by Over a Century of Expertise. We have an exciting opportunity for an Enterprise Architect to join Norgine.
1 exact match is outside your preferred location
Contract Developer - Node.js development, REST API design, and SIP-based communications * Duration: 3 months (Outside IR35) * Location: Bracknell / Hybrid Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. This role is crucial for supporting the migration of legacy device management, call control, and configuration workflows to a secure, scalable cloud environment. * Cloud Migration & Refactoring: Analyse existing applications to identify dependencies on on-prem infrastructure and design cloud-native solutions. Refactor services to enhance scalability and reliability in the cloud. * Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions.
Contract Developer - Node.js development, REST API design, and SIP-based communications * Duration: 3 months (Outside IR35) * Location: Bracknell / Hybrid Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. This role is crucial for supporting the migration of legacy device management, call control, and configuration workflows to a secure, scalable cloud environment. * Cloud Migration & Refactoring: Analyse existing applications to identify dependencies on on-prem infrastructure and design cloud-native solutions. Refactor services to enhance scalability and reliability in the cloud. * Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions.
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SoftwareArchitectCentralLondonSwift|TypeScript|Angular.JS£85,000+Benefits AleadingSoftwareConsultancyisseekinganexperiencedSoftwareArchitecttojointheirfast-growinganddynamicteam. Thisisanexcitingopportunitytoworkoncutting-edgeprojects,collaboratingwithengineers,stakeholders,andbusinessleaderstodesignanddeliverhigh-impactsoftwaresystems. * Frontend:Angular.JS/TypeScript * Backend:Swift(SwiftVapor) KeyResponsibilities * Leadthearchitectureanddesignofcomplex,scalablesoftwaresolutions. * Providetechnicalleadership,mentoringengineers,andguidingdecision-makingacrossteams. * Championbestpracticesinsoftwarearchitecture,codequality,anddeliveryprocesses. * Collaboratecloselywithstakeholderstoaligntechnicalstrategywithbusinessgoals. RequiredSkills&Experience * ProvenexperienceinSoftwareArchitectorSeniorEngineeringroles. * StrongexpertisewithAngular.JS/TypeScript.
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This is a hands on, Technical Lead level role. The technical focus is 'full stack' working with C# and Angular 17. The Senior / Lead Software Developer will be responsible for * Full stack development with C# and Angular 17 as part of the ongoing evolution of the company's core SaaS product * Driving the product development in conjunction with the wider team and business * Mentoring and upskilling less experienced developers in the team - specifically on Angular * Taking the lead on architectural and design decisions Key experience * Extensive C# experience * .NET Core * Angular - ideally Angular 17, but any recent version would suffice * Azure DevOps * Agile * Technical leadership * Involvement in driving the evolution of SaaS products If you are seeking a role of this nature please get in touch for more information.
This is a hands on, Technical Lead level role. The technical focus is 'full stack' working with C# and Angular 17. The Senior / Lead Software Developer will be responsible for * Full stack development with C# and Angular 17 as part of the ongoing evolution of the company's core SaaS product * Driving the product development in conjunction with the wider team and business * Mentoring and upskilling less experienced developers in the team - specifically on Angular * Taking the lead on architectural and design decisions Key experience * Extensive C# experience * .NET Core * Angular - ideally Angular 17, but any recent version would suffice * Azure DevOps * Agile * Technical leadership * Involvement in driving the evolution of SaaS products If you are seeking a role of this nature please get in touch for more information.
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Engineering Lead
Engineering Lead
McGregor Boyall Associates Limited
SW1, South West London
£90000.00 - £110000.00 per annum
£90-110k Location: 3-4 days per week in the office in South West London The Highlights This high growth marketing agency is entering an exciting new phase of growth, driven by a product-led vision that will transform their business, and need an Engineering Lead with a polyglot mindset to play a key role in making it happen. As Engineering Lead, you'll be at the forefront of their greenfield product development efforts, leading a cross-functional distributed engineering team. With ownership of architectural decisions, you'll oversee the creation of scalable solutions that are built by your team, managing their work stack, and ensuring technical excellence across all stages of the product lifecycle. This is a hands-on leadership role, ideal for someone that enjoys solving complex problems and is passionate about building products that positively impact the bottom line.
£90-110k Location: 3-4 days per week in the office in South West London The Highlights This high growth marketing agency is entering an exciting new phase of growth, driven by a product-led vision that will transform their business, and need an Engineering Lead with a polyglot mindset to play a key role in making it happen. As Engineering Lead, you'll be at the forefront of their greenfield product development efforts, leading a cross-functional distributed engineering team. With ownership of architectural decisions, you'll oversee the creation of scalable solutions that are built by your team, managing their work stack, and ensuring technical excellence across all stages of the product lifecycle. This is a hands-on leadership role, ideal for someone that enjoys solving complex problems and is passionate about building products that positively impact the bottom line.
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My customer, is highly successful LegalTech business that are going through a period of transformation. They now require a 3E Developer, to help them upgrade their current systems from version 2.8 to 3.1. Role: 3E Developer Project: System Upgrade * Has worked on 3E 2.8 or above before * VB.Net Development Experience * .Net Framework, .Net Core or .Net 8 * Understanding of finance business processes * Experience calling/interacting with SOAP services * Experience with workflow development * Has worked in the legal/finance sector * BizTalk Development Experience * Experience working in custom Development Frameworks/IDE's * XSLT experience Length: 3 Months Rate: £675-725 a day (negotiable) Location: 100% remote SDS: Inside IR35 If interested, please send your current CV for immediate consideration. Please click here to find out more about our Key Information Documents.
My customer, is highly successful LegalTech business that are going through a period of transformation. They now require a 3E Developer, to help them upgrade their current systems from version 2.8 to 3.1. Role: 3E Developer Project: System Upgrade * Has worked on 3E 2.8 or above before * VB.Net Development Experience * .Net Framework, .Net Core or .Net 8 * Understanding of finance business processes * Experience calling/interacting with SOAP services * Experience with workflow development * Has worked in the legal/finance sector * BizTalk Development Experience * Experience working in custom Development Frameworks/IDE's * XSLT experience Length: 3 Months Rate: £675-725 a day (negotiable) Location: 100% remote SDS: Inside IR35 If interested, please send your current CV for immediate consideration. Please click here to find out more about our Key Information Documents.
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The Opportunity My client is seeking a senior-level software developer to design and build core services for their cloud-native platform. This role is critical to improving scalability, performance, and reliability across distributed systems, while also mentoring engineers and shaping technical direction. Key Responsibilities * Build scalable, resilient microservices & platform components * Optimize performance, reliability, and observability * Contribute to system architecture & simplification * Ensure clean, tested, high-quality code * Mentor engineers and set technical standards * Produce clear documentation & architectural diagrams What They're Looking For * 5+ years' experience in distributed systems / scalable services * Strong architecture & debugging skills o GCP (preferred), Docker, Kubernetes o SQL/NoSQL databases, data warehousing (BigQuery ideal)
The Opportunity My client is seeking a senior-level software developer to design and build core services for their cloud-native platform. This role is critical to improving scalability, performance, and reliability across distributed systems, while also mentoring engineers and shaping technical direction. Key Responsibilities * Build scalable, resilient microservices & platform components * Optimize performance, reliability, and observability * Contribute to system architecture & simplification * Ensure clean, tested, high-quality code * Mentor engineers and set technical standards * Produce clear documentation & architectural diagrams What They're Looking For * 5+ years' experience in distributed systems / scalable services * Strong architecture & debugging skills o GCP (preferred), Docker, Kubernetes o SQL/NoSQL databases, data warehousing (BigQuery ideal)
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Role – Software Engineer, C#, .NET Location – Hybrid, Home and onsite in Fareham Contract – 6 months Rate – £475 to £525 per day Start – ASAP This role has been deemed Inside IR35. You must hold active SC Clearance to be eligible for this role. The Opportunity We are working in partnership with a leading defence systems integrator to recruit a Software Engineer for an exciting, long-term programme of international work. This role offers the chance to join a highly skilled team delivering cutting-edge software solutions across complex and challenging projects. If you’re looking to develop your career in a dynamic environment where no two projects are the same, this is an excellent opportunity. The Role As a Software Engineer, you’ll play a key part in the full software development lifecycle – from design and development through to testing, integration, and deployment.
Role – Software Engineer, C#, .NET Location – Hybrid, Home and onsite in Fareham Contract – 6 months Rate – £475 to £525 per day Start – ASAP This role has been deemed Inside IR35. You must hold active SC Clearance to be eligible for this role. The Opportunity We are working in partnership with a leading defence systems integrator to recruit a Software Engineer for an exciting, long-term programme of international work. This role offers the chance to join a highly skilled team delivering cutting-edge software solutions across complex and challenging projects. If you’re looking to develop your career in a dynamic environment where no two projects are the same, this is an excellent opportunity. The Role As a Software Engineer, you’ll play a key part in the full software development lifecycle – from design and development through to testing, integration, and deployment.
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6 Months Contract London Hybrid or Fully Remote An exciting opportunity for a highly skilled Senior Go Developer to join a leading technology business on a contract basis. This organisation is recognised for its engineering excellence and is seeking a Senior Go Developer to help scale distributed systems and deliver high-performance solutions. In this role, the Senior Go Developer will design, develop, and implement data-intensive applications across the full engineering lifecycle. You'll architect and deliver microservices-based systems using Go (Golang), AWS, Kubernetes, Docker, and Kafka, working closely with cross-functional teams to build scalable, reliable, and resilient platforms.
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Full Stack Developer - Hybrid (London & Bristol) - Circa £600 per day inside ir35 - 3 months All applicants must hold an active SC clearance. * Develop and maintain web applications: Design, code, test, and deploy scalable and efficient web applications using modern technologies. * Collaborate with cross-functional teams: Work closely with designers, product managers, and other developers to create seamless user experiences. * Implement front-end solutions: Create responsive and interactive user interfaces using HTML, CSS, JavaScript, and front-end frameworks such as React, Angular, or Vue.js and TypeScript Develop back-end services * Build and maintain server-side logic, databases, and APIs using Spring and Java * Experience of Cloud Native microservices architectures deployed on Kubernetes hosted on Red Hat OpenShift
Full Stack Developer - Hybrid (London & Bristol) - Circa £600 per day inside ir35 - 3 months All applicants must hold an active SC clearance. * Develop and maintain web applications: Design, code, test, and deploy scalable and efficient web applications using modern technologies. * Collaborate with cross-functional teams: Work closely with designers, product managers, and other developers to create seamless user experiences. * Implement front-end solutions: Create responsive and interactive user interfaces using HTML, CSS, JavaScript, and front-end frameworks such as React, Angular, or Vue.js and TypeScript Develop back-end services * Build and maintain server-side logic, databases, and APIs using Spring and Java * Experience of Cloud Native microservices architectures deployed on Kubernetes hosted on Red Hat OpenShift
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Senior Software Developer - £65,000 to £85,000 - Hybrid - London
Senior Software Developer - £65,000 to £85,000 - Hybrid - London
FryerMiles Recruitment
London
£65k - 85k per year
FryerMiles are delighted to be working with a global AI business to assist with their recruitment of a Senior Software Developer to join their team in London. This is a fantastic opportunity for Senior Software Developer to join a rapidly growing global business working with large private and government clients. * Taking project briefs from the product owner and translating this into clean, well documented and elegant code * Ensure quality in service provision in line with ISO 9001 * Ensure information security in line with ISO27001 and Cyber Essentials Plus * Development and maintenance of AI system focused on intelligence analysis and processing * Development and maintenance of the data repositories, including source, geospatial and open-source intelligence * Liaise with client stakeholders within various defence organisations
FryerMiles are delighted to be working with a global AI business to assist with their recruitment of a Senior Software Developer to join their team in London. This is a fantastic opportunity for Senior Software Developer to join a rapidly growing global business working with large private and government clients. * Taking project briefs from the product owner and translating this into clean, well documented and elegant code * Ensure quality in service provision in line with ISO 9001 * Ensure information security in line with ISO27001 and Cyber Essentials Plus * Development and maintenance of AI system focused on intelligence analysis and processing * Development and maintenance of the data repositories, including source, geospatial and open-source intelligence * Liaise with client stakeholders within various defence organisations
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Job Title: Senior Developer Location:Osterley, UK (Hybrid) Duration: 6 months-Extendable * Architect, develop, and maintain scalable TypeScript/Node.js services and GraphQL APIs. * Write resilient, maintainable code with a strong focus on automated testing (unit, integration, functional, end-to-end, visual regression, Lighthouse). * Collaborate on DevOps practices: CI/CD (Jenkins, Concourse), containerisation, Helm chart authoring, and Kubernetes deployments. * Work within a cross-functional Agile team, contributing to technical direction, code reviews, and process improvements. * Ensure code is performant, secure, observable, and aligned with best practices. * Mentor and support junior developers, fostering a culture of technical excellence. * Extensive experience with TypeScript and Node.js in production environments.
Job Title: Senior Developer Location:Osterley, UK (Hybrid) Duration: 6 months-Extendable * Architect, develop, and maintain scalable TypeScript/Node.js services and GraphQL APIs. * Write resilient, maintainable code with a strong focus on automated testing (unit, integration, functional, end-to-end, visual regression, Lighthouse). * Collaborate on DevOps practices: CI/CD (Jenkins, Concourse), containerisation, Helm chart authoring, and Kubernetes deployments. * Work within a cross-functional Agile team, contributing to technical direction, code reviews, and process improvements. * Ensure code is performant, secure, observable, and aligned with best practices. * Mentor and support junior developers, fostering a culture of technical excellence. * Extensive experience with TypeScript and Node.js in production environments.
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SeniorAI/FrontEndDeveloperLondon eCommerce|AI-PoweredUIInnovation|LeadershipOpportunity WeareseekingaSeniorFront-End/AIDeveloperwithstrongReactandAIexpertisetoleadthetransformationofoureCommerceplatforms. Youwillplayakeyroleinmodernisingourfront-endarchitectureandintegratingAI-poweredsolutionstoenhanceuserexperience,developmentworkflows,andbusinessperformance. AbouttheRole Youlldrivethenextgenerationofourcustomer-facingapplications,usingReactandmodernfront-endtechnologiestodeliverfast,intuitive,andintelligentinterfaces. Workingcloselywithproduct,design,andback-endteams,youllalsoleverageAItoolstooptimisedevelopment,automatetesting,andcreatesmarteruserinteractions. * Leadtherebuildoffront-endapplicationsusingReact,modernJavaScript/TypeScript,andsupportingframeworks * IntegrateAI-poweredfeaturesintotheuserexperience(e.g.,personalisedrecommendations,intelligentsearch)
SeniorAI/FrontEndDeveloperLondon eCommerce|AI-PoweredUIInnovation|LeadershipOpportunity WeareseekingaSeniorFront-End/AIDeveloperwithstrongReactandAIexpertisetoleadthetransformationofoureCommerceplatforms. Youwillplayakeyroleinmodernisingourfront-endarchitectureandintegratingAI-poweredsolutionstoenhanceuserexperience,developmentworkflows,andbusinessperformance. AbouttheRole Youlldrivethenextgenerationofourcustomer-facingapplications,usingReactandmodernfront-endtechnologiestodeliverfast,intuitive,andintelligentinterfaces. Workingcloselywithproduct,design,andback-endteams,youllalsoleverageAItoolstooptimisedevelopment,automatetesting,andcreatesmarteruserinteractions. * Leadtherebuildoffront-endapplicationsusingReact,modernJavaScript/TypeScript,andsupportingframeworks * IntegrateAI-poweredfeaturesintotheuserexperience(e.g.,personalisedrecommendations,intelligentsearch)
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Lead C# Developer / Software Engineer (C# .Net Azure SaaS) Reigate / WFH to £100k Do you have expertise with C# cloud based development combined with technical / team leadership skills? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically challenging systems with continual learning opportunities a global Fintech. As a Lead C# Developer you'll manage three Agile teams comprising around ten experienced software engineers, responsible for the flagship SaaS insurance platform that handles 4 billion requests per month. You'll play a key role in architecting, designing and developing new features and enhancements whilst ensuring high levels of security, reliability, maintainability, usability and performance.
Lead C# Developer / Software Engineer (C# .Net Azure SaaS) Reigate / WFH to £100k Do you have expertise with C# cloud based development combined with technical / team leadership skills? You could be progressing your career, in a senior, hands-on leadership role working on complex and technically challenging systems with continual learning opportunities a global Fintech. As a Lead C# Developer you'll manage three Agile teams comprising around ten experienced software engineers, responsible for the flagship SaaS insurance platform that handles 4 billion requests per month. You'll play a key role in architecting, designing and developing new features and enhancements whilst ensuring high levels of security, reliability, maintainability, usability and performance.
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As a Staff Software Engineer, youll be driving and proposing strategies around complex and unique technical problems affecting the business needs, communicating standards and getting buy-in on solutions. By serving as an expert and owner in multiple areas of the codebase you will successfully deliver architecture/ execution of major components from conception to release. You understand the tradeoffs between technical, UX and product needs from interacting and negotiating with key stakeholders by leading to solutions that take all of these needs into account. You are passionate about the development of others by providing technical guidance and mentoring. In turn, you are looked up to for technical mentorship within the scrum team. About the Team
As a Staff Software Engineer, youll be driving and proposing strategies around complex and unique technical problems affecting the business needs, communicating standards and getting buy-in on solutions. By serving as an expert and owner in multiple areas of the codebase you will successfully deliver architecture/ execution of major components from conception to release. You understand the tradeoffs between technical, UX and product needs from interacting and negotiating with key stakeholders by leading to solutions that take all of these needs into account. You are passionate about the development of others by providing technical guidance and mentoring. In turn, you are looked up to for technical mentorship within the scrum team. About the Team
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Contract - 6 Months East Sussex Hybrid model (3 days p/w on site) £375 - 425 p/d (outside IR35) Our client an industry leading private sector business located in East Sussex is looking for a full stack .Net developer. Key Roles * Participate in migration of legacy systems built in C#, VB.NET, Angular, using SQL Server technologies. * Maintaining applications, ensuring reliability, maintainability, and evolution. * Act as a liaison between the development team and internal business stakeholders. * Implementation of modern architectures: micro services, containerised services, and serverless cloud-native components in AWS. * Diagnose and resolve complex support issues. * Collaborate with Business Analysts and Team Leaders to refine deliverables and technical solutions. * CI/CD pipelines, and deployment processes using GitHub and Azure DevOps.
Contract - 6 Months East Sussex Hybrid model (3 days p/w on site) £375 - 425 p/d (outside IR35) Our client an industry leading private sector business located in East Sussex is looking for a full stack .Net developer. Key Roles * Participate in migration of legacy systems built in C#, VB.NET, Angular, using SQL Server technologies. * Maintaining applications, ensuring reliability, maintainability, and evolution. * Act as a liaison between the development team and internal business stakeholders. * Implementation of modern architectures: micro services, containerised services, and serverless cloud-native components in AWS. * Diagnose and resolve complex support issues. * Collaborate with Business Analysts and Team Leaders to refine deliverables and technical solutions. * CI/CD pipelines, and deployment processes using GitHub and Azure DevOps.
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Full Stack Engineer, GraphQL APIs, TypeScript, Node
Full Stack Engineer, GraphQL APIs, TypeScript, Node
Staffworx Limited
Brentford End, TW7
market rates, outside IR35, 6 months initial, 2 days week on site
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for aFull Stack Software Engineerwho loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/Node.js backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing * Design & buildrobust, scalableTypeScript/Node.jsservices andGraphQL APIsthat power real-world applications. * Write code that lastsclean, maintainable, well-tested, and resilient. * Shape our infrastructurethrough modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation, Helm, and Kubernetes deployments.
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Senior Full Stack Engineer
Senior Full Stack Engineer
REVYBE IT RECRUITMENT LIMITED
EC1, City of London
From £100,000 to £120,000 per annum + Shares
London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Were working with a well-funded AI start-up in London thats gearing up for huge growth. Theyre expecting to scale 10x over the next 18 months. Theyre now looking for a Senior Full-Stack Engineer to help design and build the next generation of their AI-driven platform. Reporting directly into the CTO and collaborating closely with product and research teams, this is a unique chance to take ownership across the stack and make a lasting impact in a company at the forefront of applied AI. The role This isnt your standard engineering role youll be working end-to-end across frontend, backend, and cloud infrastructure. Youll build sleek, scalable applications with React and Next.js, design and maintain robust APIs with Node.js and Python, and architect solutions deployed on AWS or GCP.
London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Were working with a well-funded AI start-up in London thats gearing up for huge growth. Theyre expecting to scale 10x over the next 18 months. Theyre now looking for a Senior Full-Stack Engineer to help design and build the next generation of their AI-driven platform. Reporting directly into the CTO and collaborating closely with product and research teams, this is a unique chance to take ownership across the stack and make a lasting impact in a company at the forefront of applied AI. The role This isnt your standard engineering role youll be working end-to-end across frontend, backend, and cloud infrastructure. Youll build sleek, scalable applications with React and Next.js, design and maintain robust APIs with Node.js and Python, and architect solutions deployed on AWS or GCP.
A leading Software Consultancy is seeking an experienced Software Architect to join their fast-growing and dynamic team. This is an exciting opportunity to work on cutting-edge projects, collaborating with engineers, stakeholders, and business leaders to design and deliver high-impact software systems. * Frontend: Angular.JS/TypeScript * Backend: Swift (Swift Vapor) Key Responsibilities * Lead the architecture and design of complex, scalable software solutions. * Provide technical leadership, mentoring engineers, and guiding decision-making across teams. * Champion best practices in software architecture, code quality, and delivery processes. * Collaborate closely with stakeholders to align technical strategy with business goals. Required Skills & Experience * Proven experience in Software Architect or Senior Engineering roles.
A leading Software Consultancy is seeking an experienced Software Architect to join their fast-growing and dynamic team. This is an exciting opportunity to work on cutting-edge projects, collaborating with engineers, stakeholders, and business leaders to design and deliver high-impact software systems. * Frontend: Angular.JS/TypeScript * Backend: Swift (Swift Vapor) Key Responsibilities * Lead the architecture and design of complex, scalable software solutions. * Provide technical leadership, mentoring engineers, and guiding decision-making across teams. * Champion best practices in software architecture, code quality, and delivery processes. * Collaborate closely with stakeholders to align technical strategy with business goals. Required Skills & Experience * Proven experience in Software Architect or Senior Engineering roles.
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London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech gig - contractors here are genuinely embedded, involved, and making meaningful impact from day one. As a Senior Go Developer, you'll play a key role in building mission-critical, data-driven services that power core parts of the platform. You'll take ownership across the full development lifecycle, from system design and implementation to optimisation and release. You'll be working in an open, fast-moving environment where ideas get tested quickly and good engineering practices are taken seriously. If you like seeing your work go live within days - not weeks - you'll fit right in.
London, UK 6 Month Contract An incredible opportunity for an experienced Senior Go Developer with strong backend engineering skills to join a prestigious tech client on a contract basis. Known for its high bar for engineering quality, this isn't your typical banking or fintech gig - contractors here are genuinely embedded, involved, and making meaningful impact from day one. As a Senior Go Developer, you'll play a key role in building mission-critical, data-driven services that power core parts of the platform. You'll take ownership across the full development lifecycle, from system design and implementation to optimisation and release. You'll be working in an open, fast-moving environment where ideas get tested quickly and good engineering practices are taken seriously. If you like seeing your work go live within days - not weeks - you'll fit right in.
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Job Title: Senior Backend Engineer Location: Fully Remote (UK) Salary: £70,000 - £80,000 per annum (DOE) Are you a seasoned Backend Engineer with a passion for building scalable, high-performance systems? We're hiring a Senior Backend Engineer to join a cutting-edge UK-based tech company that's redefining how organisations manage distributed systems at scale. About the Role As a Senior Backend Engineer, you'll take ownership of critical backend services, designing and maintaining distributed systems with a strong focus on performance, scalability, and reliability. You'll lead technical discussions, mentor junior engineers, and collaborate across teams to deliver robust, secure, and efficient solutions. Key Responsibilities * Design, build, and maintain high-performance backend services using Go.
Job Title: Senior Backend Engineer Location: Fully Remote (UK) Salary: £70,000 - £80,000 per annum (DOE) Are you a seasoned Backend Engineer with a passion for building scalable, high-performance systems? We're hiring a Senior Backend Engineer to join a cutting-edge UK-based tech company that's redefining how organisations manage distributed systems at scale. About the Role As a Senior Backend Engineer, you'll take ownership of critical backend services, designing and maintaining distributed systems with a strong focus on performance, scalability, and reliability. You'll lead technical discussions, mentor junior engineers, and collaborate across teams to deliver robust, secure, and efficient solutions. Key Responsibilities * Design, build, and maintain high-performance backend services using Go.
Certain Advantage are hiring for a Senior Full Stack Quantitative Developer based in London on a hybrid basis. This role is on an initial contract till the end of the year with a potential to be extended for a further 6 months. Key Responsibilities * Design, develop, and maintain secure, scalable, and maintainable applications using Python and Azure cloud technologies for commodities trading solutions. * Leverage strong proficiency in Python, including use of numerical and scientific libraries such as Pandas, NumPy, SciPy etc. * Utilize a second strongly typed programming language (e.g., C#, C++, Rust, or Java) as needed. * Implement application architecture and DevOps best practices, including Infrastructure as code, Kubernetes, Docker, and automation testing frameworks. * Apply software design patterns to ensure robust, flexible, and future-proof solutions.
Certain Advantage are hiring for a Senior Full Stack Quantitative Developer based in London on a hybrid basis. This role is on an initial contract till the end of the year with a potential to be extended for a further 6 months. Key Responsibilities * Design, develop, and maintain secure, scalable, and maintainable applications using Python and Azure cloud technologies for commodities trading solutions. * Leverage strong proficiency in Python, including use of numerical and scientific libraries such as Pandas, NumPy, SciPy etc. * Utilize a second strongly typed programming language (e.g., C#, C++, Rust, or Java) as needed. * Implement application architecture and DevOps best practices, including Infrastructure as code, Kubernetes, Docker, and automation testing frameworks. * Apply software design patterns to ensure robust, flexible, and future-proof solutions.