Average salary: £83,452 /yearly
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- ...Title: OutSystems Developer (Low-Code Orchestration) Location: London, UK. Mandatory Skills : OutSystems. Job Description... ..., and performance optimisations. 2. Integration & API Management • Integrate with backend systems (REST/SOAP APIs, databases...Suggested
£15k - £20k per annum
...R Programming, Delivery Management or Business Analysis Experience building user-facing applications (web UI) and backend services/APIs Experience delivering innovative and proof-of-concept work projects Experience working with AI tools and integrating them into real...SuggestedDaily payFull-timeTXP
City of London, Greater London11 days ago£80k - £100k per annum
...Python Hands-on experience in an AWS Serverless setup (Lambda, API Gateway, DynamoDB, event-driven architectures) Confidence... ...and ship product features across the stack (UI → API → cloud) Develop back-end services in Python, delivering reliable, well-tested APIs...SuggestedFull-timeRemote83zero Ltd
Southwark, Greater London6 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£41k per annum
...and Spring Core ~ Proven experience building backend services, APIs, and microservices ~ Strong understanding of OO design principles... ...DevOps practices (desirable) Responsibilities: Design, develop, and maintain robust backend services using Java 9+ and the Spring...SuggestedFull-timeHybrid workingQueen Square Recruitment Ltd
Holborn, Greater London26 days ago£500 - £550 per day
...Software Engineer on large microservice architectures Active Security Clearance (SC) Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot): Postgres (or other relational SQL databases) with solid understanding of schema design and...SuggestedFull-timeRemote£48k - £52.8k per annum
...Several years of experience as a Full Stack Engineer Strong experience in Java Full Stack, React, Kubernetes, and Docker Expertise in API design and development (REST/JSON), including versioning and backward compatibility Experience in building responsive, component-...SuggestedFull-timeHybrid workingRemoteAccess Computer Consulting
City of London, Greater London4 days ago£45k - £70k per annum
...observability of front-end applications. Expertise in C# .NET Core, REST APIs, and microservices-based development. Experience in... ...data processing and data pipelines. Some experience developing dashboards and data models in Power BI, including DAX calculations...SuggestedFull-timeHybrid workingAdecco
City of London, Greater London1 day ago£70k per annum
...This is a remote position. Front End Software Developer - Web Applications Music Technology / Music Software Full time... ...interactive components and applications ~ Strong understanding of API design, state management, and web performance ~ Comfortable...SuggestedPermanentFull-timeRemote- £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 London13 days ago£15k - £16.5k per annum
...technologies such as AWS, Azure, SQL Server, PostgreSQL, GitHub, Azure DevOps, Linux, Docker, and Kubernetes. Responsibilities: Develop software using Test Driven Development practices, ensuring automated tests are created prior to coding. Collaborate with open...SuggestedFull-timeRemoteExperis
City of London, Greater London12 days ago$180k per annum
.../Google Pay). Design and implement idempotent, fault-tolerant APIs and robust webhook processing systems. Integrate and manage third... ...together processors, bank statements, and on-chain balances. Develop daily break detection and automated remediation workflows to...SuggestedPermanentFull-timeImmediate start- £51k - £68k per annumEstimated...Purpose of the role: At Capita we are recruiting a MuleSoft Lead Developer to be responsible for end-to-end delivery of APIs, integrations, and reusable assets on the MuleSoft Anypoint Platform. *CANDIADTES MUST BE ELIGIBLE FOR SC CLEARANCE* What you'll be doing: •...SuggestedFull-timeApprenticeshipHybrid workingOn-siteWork from home
£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...SuggestedPermanentFlexible hoursNight shift£50k - £90k per annum
...principles, and common design patterns. Experienced in RESTful API design and integration; experience with SOAP WebServices and XML/... ...Science or a related technical field. Responsibilities: Develop and maintain complex web solutions using ASP.NET MVC 5, C#, and React...Daily payFull-timeHybrid workingPCR Digital
Hammersmith, Greater London5 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£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£58k - £98k per annum
...understanding of mobile architecture, modularisation, and design patterns. Excellent experience integrating mobile apps with backend APIs and services. Strong experience with unit testing and automated testing approaches. Proficient with Git, code review culture, and...Full-timeOn-siteFlexible hoursMorgan Philips Group
City of London, Greater London14 days ago£416 - £490 per day
...Title: SharePoint Office 365 Developer Salary : £416-£490 per day (umbrella) Location: London Hybrid: 3 days a week in office &... ...on experience with CSS, JavaScript, jQuery and HTML5 Solid Rest API and Graph API knowledge Early morning or late night shift working...Fixed-term contractHybrid workingOn-siteImmediate startWork from homeShift workNight shiftWeekend workDay shiftAfternoon shiftEarly shift£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 London27 days ago£70k per annum
...Responsibilities: Build scalable applications using modern frameworks and clean architecture Contribute to backend services and APIs (Python or Laravel-based) Help re-platform and migrate to a modern stack Collaborate cross-functionally with UX, Product, and DevOps...Full-timeThe Portfolio Group
Finsbury, Greater London11 days ago£19.2k - £20.4k per annum
...familiarity with enterprise SDLC software (e.g., Zephyr, Git). ~ Proficient in administering Jira and utilising scripting (e.g., Python), APIs, and other tools for migration activities. ~ Ability to orchestrate cross-functional migration waves and manage governance forums...Daily payFull-time3 days/weekAdecco
City of London, Greater London5 days ago£750 - £900 per day
...Jira, Confluence, Advanced Roadmaps, Rich Filters, Zephyr, Git integrations, etc.) Experience administering Jira and using scripting, APIs, or automation to support migrations and integrations. Proven ability to run complex migration waves, manage dependencies, risks,...Full-timeFlexible hours£45k - £70k per annum
A global technology transformation consultancy, offering a blend of strategic, creative and scientific capabilities. Proud to have been consistently recognised as a top employer in the UK, reflecting their commitment to creating an exceptional workplace for our people. If...Full-timeOn-siteFlexible hours£75k - £85k per annum
...Take ownership of projects and contribute to end-to-end delivery Prioritize quick and proper deployment of features Work within an API-first, event-driven architecture Engage in discussions around system design and architecture Technologies: API Backend...Long-term contractFull-timeHybrid workingFlexible hoursEdison Hill Search
Kentish Town, Greater London24 days ago£80k - £120k per annum
...agentic AI systems ~ Strong understanding of microservices and API design Responsibilities: Modernise critical legacy Java services... ...and AI-assisted CI/CD pipelines Demonstrate how AI transforms developer productivity and code quality Technologies: AI API...Full-timeHybrid workingOn-siteTiro Partners
City of London, Greater London4 days ago£60k - £70k per annum
...Server) and Linux environments Experience with integrations (SFTP, APIs, web services, message-based systems) and Git Desirable: .NET... ..., ITIL/change management awareness Responsibilities: Develop and deliver Blue Yonder WMS customisations and integrations Design...Full-timeHybrid workingFlexible hoursVIQU IT
Clerkenwell, Greater London13 days ago- ...Mandatory Skills: React JS Do 1. Instrumental in understanding the requirements and design of the product/ software Develop software solutions by studying information needs, studying systems flow, data usage and work processes Investigating problem areas...
£50k - £60k per annum
...to scale its offering. Role responsibilities Design, build, and test new backend features across a scalable SaaS platform. Develop and maintain high-performance, high-volume transaction systems. Collaborate with product and engineering teams to define and der new...Long-term contract
