Average salary: £83,452 /yearly
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£54k - £60k per annum
...Java and Python skills. ~ Experience with microservices, REST APIs, and distributed systems. ~ Proficiency in RDBMS (Oracle/SQL Server... ...Agile/Scrum methodologies (desirable). Responsibilities: Develop and maintain Java and Python applications, microservices, and...SuggestedFull-timeHybrid workingQueen Square Recruitment Ltd
Holborn, Greater London8 days ago£400 - £500 per day
...multiple platforms Supporting the integration of newly acquired products and capabilities into the core platform Designing and exposing APIs for frontend, mobile, and third‑party platform use cases Handling complex transaction logic including currency conversion, fees,...SuggestedHybrid working£80k - £85k per annum
Scala Developer London Hybrid - at least once a week in Central London Up to £85,000 DOE + Regular Pay Reviews + Healthcare + Life Insurance... ...across backend Scala development, architecture, infrastructure, APIs, data flows, and production systems supporting areas such as...SuggestedPermanentFull-timeHybrid working£65k - £75k per annum
...skills including HTML5, CSS3, JavaScript Experience with REST APIs, JSON Familiarity with Git and modern development tools, such... ...Desirable: Responsive/mobile development Responsibilities: Develop and maintain full stack web applications Collaborate with product...SuggestedFull-timeFixed-term contractDGH Recruitment Ltd
City of London, Greater London11 hours ago- ...platform. Working closely with technologists, quants and traders to develop our in-house trading technology and optimise it to achieve market... ...• Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in...SuggestedFlexible hours
£80k - £90k per annum
...This is a newly created role for an AI-first Full Stack Software Developer to join the core R&D team at one of the world's best know music technology... ..., React and Node.js ~ Experience integrating external APIs ~ Detailed understanding of AI tools and APIs (LLMs,...SuggestedPermanentFull-timeRemote£70k - £90k per annum
...Holborn Our Client wants to recruit a Senior Front End Software Developer with at least 7 to 10 years expertise of working with D3 React... ...manipulation and the JavaScript object model Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web...SuggestedFull-time- £51k - £66k per annumEstimated...3 month contract. Role * The Frontend Engineer will design, develop, and maintain user-facing features across global platform solutions... ...in production environments. * Strong knowledge of GraphQL and API integration patterns. * Experience building user experiences...SuggestedHybrid workingImmediate start
£60k - £80k per annum
...deployment workflows Strong communication skills, capable of leading production incident responses Experience with building RESTful APIs and managing JSON serialization Knowledge of secure authentication methods such as JWT or SSO Familiarity with background...SuggestedLong-term contractFull-timeRise Technical Recruitment
Fulham, Greater London4 days ago£40k - £70k per annum
...Java expertise and a track record of building production-grade distributed systems. We want proven experience designing and scaling API platforms and real-time systems in high-volume environments; payments, FX, or similar domains are preferred. We need hands-on experience...SuggestedLong-term contractFull-timeHuxley Associates
City of London, Greater London10 days ago£65k - £80k per annum
...Our backend stack is powered by Golang, providing REST and GraphQL APIs. We are looking for a product minded engineer who wants to... ...the subject matter. You should be able to digest complexity and develop a plan to move forward, without losing sight of the important details...SuggestedHybrid workingOn-site£55k per annum
...Front-end development skills in HTML, CSS, and JavaScript are advantageous. Experience with server-side tracking, CAPI, S2S, Reporting APIs, app tracking, Firebase, or similar platforms is an advantage. Responsibilities: We will rely on you to own and manage Google Tag...SuggestedFull-timeHybrid workingOn-siteProbationary periodGNB Partnership
Fitzrovia, Greater London11 hours ago£50.4k - £55.2k per annum
...with distributed systems, concurrency, and performance engineering ~ Hands-on experience with Kafka, RabbitMQ, or Pulsar ~ Strong API design and event-driven architecture experience ~ Solid SQL/NoSQL, caching, and data modelling knowledge ~ Azure cloud experience with...SuggestedFull-timeHybrid workingOn-siteQueen Square Recruitment Ltd
Holborn, Greater London3 days ago£65k - £75k per annum
...solid understanding of back-end development concepts, including APIs and authentication. A strong eye for UI/UX design, with experience... ...and prototyping being a bonus. Responsibilities: Develop and enhance user-facing interfaces for our immersive platform, ensuring...SuggestedFull-timeHybrid workingJonathan Lee Recruitment Ltd
Hoxton, Greater London8 days ago£83.45k - £98.47k per annum
...Responsible AI, prompt-injection defences, data governance and privacy. APIs, JSON/XML, OAuth, Microsoft Graph, custom connectors, and... ..., setting a high-bar that inspires others to learn, grow and develop their own skillsets. On a personal level, you’ll have the ability...SuggestedTemporaryRemoteWork from homeFlexible hours£45k - £60k per annum
...automation and customer acquisition. We are looking for a senior web developer to join our small agile team. You will be responsible for 6... ...and experience of hosting solutions ~ Experience with standard APIs ~ Experience with the maintenance, support and enhancements of...PermanentFlexible hoursNight shift- £50k - £67k per annumEstimated...end and make them work in the real world. Your Mission: Develop and maintain a Web SDK / plugin for real-time video augmentation... ...paths) Handle browser limitations and inconsistencies (timing APIs, rendering sync, throttling, visibility states) Maintain broadcast...Remote jobPermanentFull-time
£65k - £72k per annum
...DataWeave 2.0 and Anypoint Platform. We require MuleSoft Certified Developer Level 1; Level 2 is desirable. We need experience delivering... .../Azure, databases, and legacy systems. We need knowledge of API security, including OAuth 2.0, JWT, and mTLS/SSL/TLS. We need...PermanentFull-timeHybrid workingRemoteAkkodis
City of London, Greater London24 days ago£50k - £75k per annum
C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit... ...Integrating to external reporting/tradeflow and pricing APIs. Maintaining the company?s daily operation on the existing platforms...Full-timeOn-site- £41k - £54k per annumEstimated...proven track record of bringing disruptive innovation to market and developing one consumer product after another has allowed SharkNinja to... ...modules, React Navigation, React Query state management, Protobuf APIs, Xcode/Android Studio build systems • Prior work with...
£45k - £50k per annum
C# .net Developer ? Insurance Our Client is an insurance underwriter in the City of London. They are now looking to grow their software... ...Expert in C# Development coupled with Java/jQuery Web development Web API, CSS. You will have solid SQL Server experience (stored...Full-timeOn-siteFlexible hours£175 per day
...large-scale enterprise applications Responsibilities: Design, develop, and implement solutions using Microsoft Dynamics 365 and Power... ...and integrations using C# and .NET Build and maintain RESTful APIs and integrations with external systems Customize Power Pages...Daily payHybrid workingOn-siteAdecco
City of London, Greater London4 days ago£48k per annum
...understanding of information security principles, system integration, APIs, and modern software engineering standards. We require... ...and eligible for SC clearance. Responsibilities: We design, develop, maintain, and support applications using Java/JEE technologies....Full-timeExperis
City of London, Greater London2 days ago£500 per day
...tracing, or resilience patterns Responsibilities: Build full stack applications using Java Spring Boot and Angular 17+ Develop microservices, REST APIs, and GraphQL services Work within a cloud-native Azure environment Implement NgRx for frontend state management...Daily payHybrid workingComputer Futures
City of London, Greater London19 hours ago£60k - £90k per annum
...software. You possess exposure to GPU technology (such as Vulkan API, OpenGL, OpenCL, CUDA, etc.). A relevant degree is required.... .... You will collaborate with our team of exceptionally talented developers to create innovative solutions in a next-generation, scientifically...Full-timeHybrid workingPlatform Recruitment
Covent Garden, Greater Londonmore than 2 months ago- ...and stakeholder engagement skills C# and .NET skills Responsibilities: Build backend services using Python and FastAPI Develop APIs and integrate across disconnected systems Deploy solutions via Azure Function Apps Implement CI/CD pipelines using GitHub...
TXP
City of London, Greater London7 days ago £70k - £75k per annum
...Docker (nice to have) Understanding of Azure Service Bus, Logic Apps, Functions Apps (nice to have) Responsibilities: Design, develop, and maintain software applications to meet project requirements. Collaborate with cross-functional teams to deliver technical solutions...Full-timeRemoteMichael Page
Strand, Greater London10 days ago£45k - £60k per annum
...existing and valid right to work in the UK. Responsibilities: We develop and maintain custom software tools and plugins that integrate... .... Technologies: BIM Support Machine Learning API ASP.NET AWS Ansible Azure C# Cloud DevOps...Full-timeHybrid workingOn-siteImmediate startFlexible hoursMax Fordham LLP
Oval, Greater London2 days ago£36k - £67k per annum
...familiarity with AEC platforms and standards, including Revit, Revit API, pyRevit, Rhino, Grasshopper, IES VE, IFC, and COBie. We... ...environment and the construction industry. Responsibilities: We develop and maintain custom software tools and plugins that integrate...Full-timeHybrid workingOn-siteImmediate startFlexible hoursMax Fordham LLP
Oval, Greater London10 days ago£90k - £95k per annum
Senior Frontend Engineer (React / Next.js) This is a Perm role In partnership with Robert Half Ltd and Tony Koyratty Location: Central London (3 days onsite and 2 days from home) Join a fast-growing, purpose-driven technology business with ambitious expansion...PermanentHybrid workingFlexible hoursRobert Half
City of London, Greater London13 days ago
