Stripe is seeking Backend Engineers to scale Money Movement APIs for Treasury products worldwide. You will design, build, and maintain APIs and large‑scale systems that move billions of dollars, collaborating with infrastructure, product, and ot...Read More>>.

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individu...Read More>>.

Reporting To: Tech LeadLocation: Krakow - Poland / Bournemouth / Bristol / Remote with monthly travel to Bournemouth if not Krakow based.Job Type: Full Time 37.5 hours a weekOur Purpose: A Better Life...Read More>>.

Elanco in Hook, United Kingdom is seeking a software and platform engineer to help develop full-stack solutions and modernize digital products while ensuring security and quality. You will collaborate with Platform Engineering and product teams to...Read More>>.

Job Summary We 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 st...Read More>>.

Experis - ManpowerGroup is seeking an experienced Application Developer in Sheffield, with 3 days onsite per week. The role centers on identity API development, data ingestion and transformation, and event-driven architectures using Google Cloud P...Read More>>.

Abound is expanding its mortgage engineering team and seeking a Software Engineer to own backend features end-to-end. You’ll work across the backend stack, shaping product and technical requirements through implementation, launch, and iteration....Read More>>.

Join us at Barclays as an API Software Engineer. As an API Software Engineer, you will design, develop, and support secure, scalable API solutions that power Barclays' digital platforms. Working within Agile engineering teams, you'll help deliv...Read More>>.

Apex Fintech Solutions is seeking a Senior Platform Product Manager to own two critical platform areas: the API gateway and the observability platform. You will define end-to-end strategy, roadmaps, and standards for metrics, logs, and dashboards,...Read More>>.

Penguin Random House in London is seeking a Senior Software Developer to join the Technology team on a permanent basis. You will work in the Integration team, focusing on C#/.NET, APIs and microservices, with cloud-based integration and event-driv...Read More>>.

Apex Fintech Solutions in Belfast is hiring a Senior Platform Product Manager to own two critical platform areas: the API gateway and our observability platform. You will own end-to-end strategy and roadmaps, shaping priorities across two engineer...Read More>>.

Sage is seeking a Senior Product Manager to own the Payments Platform roadmap for Payments In and Payments Out from our Newcastle hub. You will prioritise provider integrations, design clean APIs and embeddable UI components, and align with legal...Read More>>.

Senior Java Developer | Banking domain | Chester Required ExperienceJava, Spring Boot, Microservices, Hibernate, OOP LocationChester, UK CompensationCompetitive (including bonus) Please no...Read More>>.

Version 1 is seeking an experienced Lead .NET Developer in Belfast to lead a talented team, design scalable cloud-based solutions, and drive architecture and API development. You will mentor developers, conduct thorough code reviews, and ensure hi...Read More>>.

SGI in London is recruiting Salesforce Software Engineers at Senior and Principal levels for a hands-on role in a complex enterprise environment. You will design and develop scalable Salesforce solutions using Apex, LWC and platform technologies,...Read More>>.

BakerHicks in Manchester is seeking a Senior Chemical Process Engineer (Contract) to contribute to the detailed design of a new API manufacturing facility for a Life Sciences project.The role involves process design across synthesis, purifi...Read More>>.

Alliance Automotive Group is expanding its Sales API product by owning the roadmap, engaging with key accounts and partners, and delivering robust API capabilities. You will translate customer needs into technical requirements, guide integrations,...Read More>>.

Head Resourcing is seeking a Senior/Lead Java Developer for a large-scale engagement in Wealth and Asset Management. This hands-on role requires ownership, independent delivery, and leadership in technical initiatives.You will be office-bas...Read More>>.

Lloyds Banking Group is seeking a Senior Solution Architect (API Lab) in Edinburgh to define and own complex solution architectures across the API Lab portfolio, aligning with the technology strategy and enterprise goals. You will partner with Pro...Read More>>.

Great Ormond Street Hospital Charity is seeking a Senior Software Engineer to join the Digital Experience Engineering team. You will help drive the Driven by Data programme, modernising data movement and building scalable services.You will...Read More>>.

BakerHicks is seeking experienced Chemical Process Engineers in Manchester to support a major Life Sciences project focused on API manufacturing. You will contribute to detailed design across synthesis, purification and utilities as part of a mult...Read More>>.

Designation: Principal Consultant - Agentic AI, Integration & API Architecture Employment Type: Full-time Experience: 10+ years Job Description We are seeking an experienced Principal Consultant - Agentic AI, Integ...Read More>>.

Oliver Bernard is assisting a London-based product-led tech company in finding two Senior Software Engineers. This hybrid role requires hands-on work across the full stack with a focus on backend architecture, APIs and scalable systems, delivering...Read More>>.

Duffel in London is hiring a Senior Software Engineer to shape the product and the team building it. This hands-on role focuses on building a world-class API for travel, collaborating across squads, and shipping scalable software in a hybrid setup...Read More>>.

Zoo 55, an ITV Studios company, seeks a QA Automation Engineer to drive shift-left quality on Phase 1 deliverables, including the Ingest Portal and media scripting. You will design and maintain automated test suites for UI and RESTful APIs, ensuri...Read More>>.

La Fosse has partnered with a SaaS business to recruit an experienced SDET for a growing team. This role will drive quality across a complex suite of web and mobile applications, working with engineering to improve testing capability, increase aut...Read More>>.

Yorkshire Water is seeking a Senior Software Developer / Integration Manager in Leeds. You will design and deliver scalable API services in a cloud-enabled .NET environment and lead integration efforts across cross-functional Agile teams.Jo...Read More>>.

Tata Consultancy Services UK is hiring a Test Engineer to join an Agile, multidisciplinary delivery team building cloud-native digital services. You will work across the full testing lifecycle with strong hands-on automation for web UI and API tes...Read More>>.

London, Greater London | £90k - £115k per year Founding Engineer / Developer (Python API LLM) to £115k Do you have advanced Python skills combined with tech start-up experience? You could be progressing your car...Read More>>.

United Kingdom, London Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the...Read More>>.

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsi...Read More>>.

Infosys Limited in the United Kingdom is seeking a highly skilled Scala Developer to join our Technology team to design, develop, and maintain high-performance APIs and backend components powering our application platform. The ideal candidate has...Read More>>.

Expedia Group in London is seeking a Software Development Engineer II (Full-Stack) to build React-based user interfaces and backend capabilities. You will own features from requirements through delivery, collaborating with product management, back...Read More>>.

IBM is seeking a Quality Engineer with automation experience to design and implement automated tests for UI, API, and integration scenarios. You'll build robust test frameworks, integrate with CI/CD, and collaborate with developers and DevOps to e...Read More>>.

Zuno is seeking a Senior Backend Engineer to define the architectural direction of server-side logic and ensure scalable data models. You will design and optimise high-performance APIs using Ruby on Rails, collaborating with Product Managers to sh...Read More>>.

Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsi...Read More>>.

Anthropic is seeking a Senior Staff Software Engineer for the Claude Developer Platform to guide API engineering strategy and architecture at scale. You will drive multi-year direction across API Core, Capabilities, Knowledge, Distributability, an...Read More>>.

Afcom Holdings Ltd. in London seeks a Kong API Gateway Specialist for a contract role inside IR35. The position is London-based with 3 days onsite per week and a daily rate of £450. You will lead governance, implement security measures, and work...Read More>>.

Flosum in the United Kingdom is seeking a detail‑oriented Manual QA contractor to join our testing team. You will verify new features, run tests, and collaborate with developers to ensure quality before release.You will design and maintai...Read More>>.

Ventula Consulting is seeking a platform-focused engineer to help design and build the foundations for client web and mobile apps. The role sits in an agile team and involves collaboration with engineers, product owners and business analysts to sh...Read More>>.

VanRath is recruiting on behalf of a Belfast-based telecommunications and technology organisation for an API Engineer to join their growing technology team. You will design, develop and maintain robust APIs and backend services to enable internal...Read More>>.

Client Server Ltd. in London is seeking a Founding Engineer to own the design and development of scalable, cloud-native Python applications for an AI start-up serving regulated industries.You will work across the full SDLC, from architectur...Read More>>.

Salesforce.com, inc. is seeking an exceptional Enterprise Account Executive to join the Data Foundation team. This strategic, C-level sales role drives multi-million dollar transformations across top-tier enterprise accounts.You will own th...Read More>>.

Salesforce.com, Inc. in the United Kingdom is seeking a senior Enterprise Sales Leader to own the GTM strategy for a high-value territory, driving new logo acquisition and greenfield expansion while articulating the ROI of AI-ready data infrastruc...Read More>>.

Google London is seeking a Software Engineer III for Android, focusing on Jetpack Compose and modern Android development. This mid-level role requires hands-on experience with Android apps, Kotlin, and collaboration across multiple surfaces and te...Read More>>.

Broaden is seeking a Senior Infra & Integration Engineer to own core cloud infrastructure, APIs, and automation for a scale-up insurance platform. Based in Bristol with hybrid work, you will connect policy, claims, payments, and data platforms whi...Read More>>.

Oritain is seeking an Experienced Product Engineer to design and build customer-facing apps and APIs, spanning backend services in Python and frontend with React/TypeScript, deployed in Azure. You will own features end-to-end, collaborating with P...Read More>>.

Wise is recruiting for an API Experience Engineer to design and scale backend services using Java, Spring Boot, and Kafka. You will own API standards, contribute SDKs and reference implementations, and mentor engineers across Wise.You will...Read More>>.

Anthony James Consulting is seeking an experienced penetration tester or security testing firm to conduct an independent assessment of a Laravel/PHP web application with a substantial API component, based in the Brighton area.The engagement...Read More>>.