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- £70k - £92k per annumEstimated...front-end applications using a cutting-edge development stack. Develop complex interactions with multiple data sources, back-end systems... ...Knowledge of front-end to back-end integrations such as RESTful APIs, GraphQL, websockets, server side rendering. ~ Proficiency with...SuggestedRemoteFlexible hours
- £41k - £53k per annumEstimated...at the center of that growth. They’re looking for a Frontend Developer with strong UX/UI instincts to join our international Scrum team... ...developers to integrate front-end interfaces with back-end services and APIs Contribute to and help evolve our design system and component...SuggestedPermanent
€4,000 per month
...Medior Full Stack Developer (.NET / Blazor / Azure) About the Role We are looking for a Medior Full Stack Developer to join a well-established... .... Experience working with relational databases and RESTful APIs. Strong problem-solving skills and the ability to work...SuggestedLong-term contractPermanentHybrid working2 days/week1 day/week- £39k - £52k per annumEstimated...into clean, responsive, and accessible interfaces, working closely with our UX/UI designer. Help connect the front end to our back-end APIs (REST and GraphQL) and to on-chain data through our Web3 tooling. Write clean, well-tested, maintainable component code and clear...SuggestedFull-timeInternshipHybrid workingRemoteFlexible hours
- £70k - £92k per annumEstimated...platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and... ...to Git repositories through application programming interfaces (APIs) and storage operations. You’ll work at the boundary between GitLab...SuggestedFull-timeRemote
- £63k - £83k per annumEstimated...platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and... ...plus the ability to read modern frontend code and design effective APIs. Strong application programming interface design and...SuggestedFull-timeRemote
€250 - €275 per day
Frontend Software Developer Krakow-based Our Client is looking to recruit a Frontend Software Developer with at least 5 years proven track... ...Professional software engineering skills (refactoring, API design, version control systems) Ability to work in an Agile environment...SuggestedDaily payLive-in- £83k - £108k per annumEstimated...You'll Do Own features from conception through deployment: frontend, backend, and everything in between Design and build scalable APIs, data models, and backend services Build polished, performant user interfaces that feel great to use Collaborate closely with...SuggestedFull-time
£12k - £16k per annum
FrontEnd Developer with Javascript Using the latest technologies, processes and tools to deliver state of the art web applications and innovation... ...Sass / Less / HTML 5 / bootstrap Experience in consuming REST APIs and utilising JSON for web applications CI/CD - tools such as...SuggestedFull-timeRemote- £33k - £43k per annumEstimated...employment contract regardless of location. The role: ~ Design, develop, and maintain new features and functionality for the company's... ...architectures ~ Experience integrating with third-party APIs and external data providers. ~ Strong problem-solving skills...SuggestedPermanentRemote
€80k per annum
..., and high-performance applications. Key Responsibilities; Develop and optimize mobile ad tech solutions for in-app #advertising.... .... ~ Hands-on experience with modern Android architecture, REST APIs, and unit testing. ~ Experience working with ad networks, mediation...SuggestedPermanentRemote- ...looking to recruit a Software Engineer with solid 5 plus years of developing and working C# .net in an Agile environment. Essential skills... ...of C# and .NET Core (5+years) ? Experienced with ASP.NET (Web API) ? Knowledge of OOP, SOLID principles, clean code ? Knowledge...SuggestedDaily payOn-site
€90k - €105k per annum
...a full-stack platform engineering team. You will work across the APIs, SDKs, and plugins that power Publish, as well as the visual layer... ...platform infrastructure that sits at the intersection of developer tooling, content management, and AI-driven automation, this is the...SuggestedLong-term contractTemporaryRemote- £53k - £68k per annumEstimated...exceptional. Responsibilities Design and implement backend services across the trading domain. Own features end to end: schema, API, tests, UI integration. Contribute to real time infrastructure and client facing APIs. Write integration tests against real dependencies...Suggested
- £61k - £79k per annumEstimated...hand? Then we’re looking for you! We are searching for a C# .NET Developer who is eager to grow, tackle exciting challenges, and contribute... ...our back end; Integrations with external partners via our OPEN API; Further development of our modular microservices architecture...SuggestedPermanent
£90k - £100k per annum
Be part of the football gaming revolution. You would join an early stage startup who are building games for the billions of fans Football has around the world. Backed by top investors and with a senior team who have done conception to exit multiple times, this really is an...Remote jobPermanent- ...Workers, converters, Transforms. • Provide expertise and hands‑on experience on custom connectors using the Kafka core concepts and API. • Create topics, set up redundancy clusters, deploy monitoring tools, and configure appropriate alerts and create stubs for producers...Hybrid workingOn-siteImmediate startRemote
- £65k - £85k per annumEstimated...compatibility (Windows 10/11+), and maintainability. Drive accessibility efforts: integrate and validate support for accessibility APIs (e.g. Microsoft UI Automation or other relevant Windows accessibility frameworks), ensure UI controls, focus management, keyboard navigation...Remote jobLong-term contractOn-site
$116.63k - $181.24k per annum
.... With 14:00 UTC to 17:00 UTC being the team's overlapping hours. What You’ll Do Design, build, and maintain backend systems and APIs that power Wikidata’s query infrastructure Improve reliability, observability, and automation of the Wikidata Query Service and data...PermanentRemote- £33k - £43k per annumEstimated...with a strong team of professionals from whom you can learn on a daily basis, especially with a mentor. Get your hands on a variety of APIs, frameworks, and programming languages. Learn from all the challenges that come from shipping a product to tens of millions of daily...40 hours/weekFull-timeSummer workInternshipSummer internshipHybrid workingRemoteFlexible hours
- £56k - £74k per annumEstimated...accessible, secure, and innovative financial solutions to the real economy. Join us in this financial revolution! Key Responsibilities Develop and deploy enterprise-grade blockchain-integrated services including transaction indexers and automated contract deployment systems...RemoteFlexible hours
€60k - €70k per annum
...Are you a talented and ambitious developer looking to make a significant impact in the AI space? We have an opportunity for you to join a dynamic and rapidly growing startup that is at the forefront of innovation in app development. The company formed in 2020, has already...Permanent- ...Quant Developer This is a fantastic opportunity for someone with exceptional proficiency in Python, SQL, HTML looking to work remotely with a leading Hedge fund. A distinguished player in the quantitative trading industry, renowned for delivering best-in-class solutions...Full-timeHybrid workingRemoteFlexible hours
- £52k - £67k per annumEstimated...people and professionals. To enjoy schedule flexibility unlike anything they’ve ever experienced in a workplace. To be surrounded by developers who they can learn from. We are truly excited to be creating waves in an industry under transformation. We bring Clearview...Full-timeFreelanceRemote
- £60k - £79k per annumEstimated...against cyber threats. Command and Control Systems: The NCIA develops and maintains the systems used by NATO's military commanders to plan... ...as Python, Bash, or similar. Experience working with REST APIs. Experience interacting with databases. Good understanding...Full-timeInterimRemote
- £67k - £88k per annumEstimated...platform Drive the design of shared services such as context APIs, tool layers, policy controls, and auditability Partner with product... ...Set standards for reliability, safety, scalability, and developer experience Provide technical leadership across teams and unblock...Long-term contractImmediate start
- ...SAP S/4HANA Senior ABAP Developer Location: Paris (La Défense) – 3 days onsite Start: ASAP Duration: 3 months Role Overview... ...optimisation ~ Proven experience in complex integrations (API, sync/async, resilience patterns) ~ Experience integrating Salesforce...Immediate start
- £46k - £60k per annumEstimated...maintaining all backend services, including, but not limited to, payments, analytics, subscriptions, new products, text to speech, and external APIs. This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, is passionate about making...Remote jobOn-siteShift work
- £82k - £107k per annumEstimated...way, we’ve: Cultivated a community of more than 650,000 active developers and builders Earned 190K+ GitHub stars, making us one of the... ...node creation, and workflow optimization Integrate LLM APIs and embedding models for text-to-workflow and natural language...Long-term contractFull-timeTemporaryHybrid workingVisa sponsorshipRemote
- £50k - £66k per annumEstimated...ll: Build core services for Tide’s agentic platform, including APIs, workflow orchestration, and tool integration Integrate bought... ...components. Strong focus on quality, reliability, and developer usability. Experience with AI infrastructure or orchestration...Long-term contractImmediate start