Founding Engineer / Developer (Python API LLM) to £115kDo you have advanced Python skills combined with tech start-up experience?You could be progressing your career at a fast growing AI start-up as a Founding Engin...Read More>>.

We are looking for an API Security Architect to define, design, and oversee the implementation of enterprise‑grade API security architecture. The role ensures APIs are built securely, follow best‑practice standards, and align with organisat...Read More>>.

Salt Security is looking for a high-energy Technical Account Manager to join its Customer Success team in Greater London. This role involves ensuring customers maximize the value of Salt Security's solutions, operating hands-on to deliver best pra...Read More>>.

Postman is looking for an Enterprise Solutions Engineer in Greater London to partner with Sales, Product, and Customer Success teams. You'll guide customers through the API lifecycle, fostering innovation and collaboration.The ideal candida...Read More>>.

Every great digital product depends on invisible connections working flawlessly behind the scenes — and that’s exactly where you come in. Our client is looking for a Cloud Engineer to architect the API ecosystem that powers seamless, secure...Read More>>.

Intec Select Ltd in Basingstoke is seeking an experienced PHP Developer to join their internal technology team, supporting the development and enhancement of business-critical CRM applications.Working within a cross-functional Scrum team, y...Read More>>.

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their re...Read More>>.

About The CompanyAt VEED, we're a generative AI company building the AI video creation platform made for social. It's where millions of marketers imagine and generate branded videos, in minutes.About The CompanyAt VEED,...Read More>>.

Role SummaryWe are seeking a Java API Developer to join our Digital Asset development team. This is a hands-on software engineering role responsible for designing, developing, testing, and supportingWe are seeking a Java API Dev...Read More>>.

Join our product team in the Cardiff office, we are looking for someone with extensive API working experience. You are expected, if successful, to work 50% of the week in the office. To be eligible to work our Hybrid working pattern you...Read More>>.

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their re...Read More>>.

Virgin Active is transforming into Social Wellness Clubs and seeking Integration Engineers (mid and senior) to join the Digital & Technology Transformation Team. You will design, build and support backend services, APIs and integrations powering o...Read More>>.

Job SummaryWe are seeking an experienced Kong API Gateway Specialist to lead the development, implementation, and governance of our enterprise API ecosystem. This role will be responsible for establishing API governance standards, desi...Read More>>.

Virgin Active in London is seeking Integration Engineers at mid and senior levels to join our Digital & Technology Transformation Team. You will design, build and support backend services, APIs and integrations using C#, .NET and Microsoft Azure....Read More>>.

Experis is seeking an Application Developer in Sheffield with a strong focus on identity API development, data ingestion, and event-driven architectures. You will work on secure, scalable identity and access workflows across Google Cloud Platform,...Read More>>.

Team Creation Limited in London seeks a Senior Product Manager to lead the Core Platform strategy, roadmap, and delivery across products, engineering, and operations. You will define requirements, governance, and adoption plans to support current...Read More>>.

Elsevier's Search and AI Platform invites a Quality Engineer to own automation-first testing of APIs and backend services. You will collaborate with software engineers and tech leads to ensure reliable, scalable services powering Scopus and Scienc...Read More>>.

83zero is seeking an Applications & Integration Analyst to support and improve our critical business systems. You will work with developers and stakeholders to understand requirements, assist releases and ensure integrations remain reliable and we...Read More>>.

Revolut is seeking an API Product Sales Executive to drive adoption of our payments-as-a-service offering with enterprise customers. You’ll collaborate with Product, Sales, and Business Development to deliver consultative solutions and win key a...Read More>>.

LexisNexis Risk Solutions UK is seeking a Batch Consulting Specialist to identify opportunities that boost revenue growth, customer experience, and operational effectiveness within Strategic Batch Consulting and API Direct. You will partner with p...Read More>>.

Clear Street seeks a Software Engineer to scale and modernise its global payments infrastructure. You will build reliable, API-driven systems that integrate with banks and payment gateways while enabling new business lines and streamlined operatio...Read More>>.

Intermedia is seeking a Backend Software Engineer to design and build scalable services powering agent configuration, orchestration, and integrations. You will work with frontend, AI/ML, product, UX, and platform teams to deliver reliable, secure...Read More>>.

Intermedia Intelligent Communications is seeking an Associate Software Developer to join our Dev & Engineering team. You will help build backend services and integrations for our customer-facing platforms, working with seasoned engineers to delive...Read More>>.

Intermedia is seeking a Senior Software Engineer Backend to design and build backend services powering analytics, dashboards, and data visualizations. You will transform complex customer data into reliable, performant information for trends and de...Read More>>.

Jobtailor is seeking an experienced Programme Manager to lead multi-team integration initiatives in Greater London. You will shape portfolios, manage risks, and partner with Technology, Product, Engineering and Business teams to drive strategic ou...Read More>>.

Global-e is seeking a skilled Solutions Engineer to support Sales, Project, Product and R&D teams, conducting technical discussions with online retailers and brands expanding cross-border business.You will lead technology and integration tr...Read More>>.

Formula. in London is seeking a Senior Technical Product Manager for Salesforce to own the API and integration strategy across core systems. The role sits at the intersection of Product, Engineering and Architecture, delivering APIs and integratio...Read More>>.

Formula. in London (Hybrid) seeks a Senior Technical Product Manager to own the API and integration landscape. You will sit at the intersection of Product, Engineering and Architecture, owning strategy and delivery of integrations and APIs that co...Read More>>.

Jobtailor is seeking a Senior Business Analyst to support the delivery of a new underwriting workbench platform. You will translate business and technical needs into solution-ready artefacts for design, build, integration and test teams.The...Read More>>.

Southwick-Hill Recruitment seeks a skilled backend engineer in Greater London to partner with Product and Engineering to implement scalable Go services and maintain the codebase.You will contribute to a microservice architecture, write well...Read More>>.

Dechra is seeking a Buyer / Category Procurement Specialist to support the API sub-category across global sites. You will assist in delivering procurement strategies, working with cross-functional teams to ensure supply security and cost optimisat...Read More>>.

Greene King is seeking a Digital Business Analyst to shape its digital future by analysing business needs and translating them into innovative solutions. You will work with stakeholders to design processes and deliver digital products that enhance...Read More>>.

Infosys Limited in Chester, UK is seeking a highly skilled Scala Developer to design, develop, and maintain high-performance APIs, backend components, and integrations that power our application platform.The ideal candidate will have strong...Read More>>.

Stripe is a financial infrastructure platform for businesses. Millions of companies - from the world’s largest enterprises to the most ambitious startups - use Stripe to accept payments, grow their revenue, and accelerate new business opportu...Read More>>.

Mongoose Gray in London is seeking a Senior C# .NET Engineer to design and build robust server-side applications using .NET and C#. The role is based in Central London with hybrid working and requires implementing business-critical logic that scal...Read More>>.

DeepL is building an Enterprise API platform, seeking an experienced leader to drive adoption and governance across global organizations. You will own end-to-end services, implement robust tests, and ensure four nines reliability while coordinatin...Read More>>.

Tiro Partners is seeking a Data Architect to lead data and technical architecture for an AI-focused portfolio in London. The role is hybrid, with 3 days in the office, and offers up to £100k plus bonus and benefits.Responsibilities include...Read More>>.

NeosAlpha Technologies seeks a Principal Consultant to lead Agentic AI integration and API architecture efforts in the UK market. This senior, client-facing role focuses on moving enterprise architectures from experimentation to secure, governed p...Read More>>.

Infosys Limited is seeking an experienced Senior Java Developer/Consultant to design, develop, and maintain high-performance API services and backend components powering our application platform. You will work with product owners, architects, QA,...Read More>>.

Zoo 55, подразделение ITV Studios, ищет специалиста по автоматизированному тестированию для разработки и внедрения стратегии тестирования фа...Read More>>.

IBM Consulting UK FutureNow is seeking a Quality Engineer with automation experience to design, develop and maintain automated test suites for UI, API and integration testing. You will support CI/CD integration and work with developers, DevOps and...Read More>>.

Opus Recruitment Solutions Ltd. is seeking freelance Software Engineers (SC Cleared) for a UK Government digital transformation programme. You will join a newly formed team delivering secure tax information exchanges, focusing on AWS-based develop...Read More>>.

Fortive Corporation seeks an HR & AI Systems Architect to shape the company’s HR technology ecosystem. You will own architecture across Oracle HCM Cloud, Boomi, ServiceNow HRSD, Eightfold, and LMS platforms, driving API-first integrations and AI...Read More>>.

Information Tech Consultants Ltd is seeking a Junior Java Developer to strengthen the engineering team in London. You will develop Java-based backend services, build RESTful APIs, and contribute to microservices projects within a fast-growing UK c...Read More>>.

AssemblyAI is hiring a Software Engineer to turn cutting-edge AI research into reliable products used by customers daily. You’ll work between research and Applied teams, moving new model capabilities from proof of concept to robust APIs serving...Read More>>.