Average salary: £91,328 /yearly

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  • Senior Full Stack .NET Engineer (React / APIs)

    £68k - £87k per annum

     ...NET Core) Proven experience building web applications and REST APIs Experience with React; Angular or Vue also considered Solid...  ...by analysing user requirements and business needs Design and develop web applications using C#/.NET (ASP.NET Core) and modern frontend... 
    Suggested
    Full-time
    Remote

    Computer Futures

    Portsmouth, Hampshire
    4 days ago

  • Senior Backend Developer (PHP)

    £60k per annum

     ...tools and applications to keep our users safe online. We have developed a suite of features and applications, including TotalAV, Scanguard...  ...all users, customer portals for managing their accounts & the API's that power all of our applications.  We develop our applications... 
    Suggested
    Full-time
    On-site

    Total Security Limited

    Fareham, Hampshire
    18 hours ago

  • Snr Front End Developer

    £50k - £60k per annum

    Senior Front End Developer Location: Milton Keynes We are looking for an experienced Senior Front End Developer to take ownership...  ...component architecture. Collaborate with back-end developers on API integration and data-fetching approaches. Monitor and optimise... 
    Suggested

    Som3

    Bletchley, Buckinghamshire
    5 days ago

  • Senior Backend Engineer (Java)

    £75k - £90k per annum

     ...Profile service - the central source of truth for user identities, preferences, and cross-product data. You'll design and build robust, API-driven, event-oriented services that power a seamless, consistent experience across multiple products. If you're passionate about... 
    Suggested
    Flexible hours

    Benifex

    Southampton
    more than 2 months ago

  • Senior React Frontend Developer (Data)

     ...products generated by Open Cosmos and its partners, curates and develops DataCosmos (our geospatial data platform) and builds integrations...  ...Working closely with data and backend engineers to integrate APIs and data services effectively Optimising front-end performance... 
    Suggested

    Open Cosmos

    Didcot, Oxfordshire
    a month ago

  • Full Stack Developer

    £400 - £500 per day

     ...Full Stack Developer – Contract Position – HIRING ASAP Location: London, 3 days in office per week & 2 days remote per week Start...  ..., frontend integration, and data flow Experience working with APIs and real-time data integrations Strong debugging, problem-solving... 
    Suggested
    Daily pay
    Permanent
    Freelance
    On-site
    Immediate start
    Remote

    Trust In SODA

    South East England
    2 days ago

  • PHP Developer

    £30.5k - £104.5k per annum

     ...Laravel or Symfony. ~ Experience building backend systems and APIs. ~ Strong knowledge of MySQL, including query writing and performance...  ..., or microservices is beneficial. Responsibilities: Develop and maintain backend systems using PHP, including Laravel and CakePHP... 
    Suggested
    Full-time
    Hybrid working

    Intec Select Ltd

    Basingstoke, Hampshire
    10 days ago

  • Senior Frontend Developer

    £45k - £70k per annum

     ...Extensive experience with testing, Git, and working with REST/GraphQL APIs Eager to collaborate in an office-first culture and mentor...  ...high-quality solutions for small businesses Collaborate with developers, designers, and product managers Take ownership of technical... 
    Suggested
    Full-time
    Hybrid working
    On-site
    Flexible hours

    The Portfolio Group

    Oxford, Oxfordshire
    3 days ago

  • Full-Stack Developer

    £500 per day

     ...experience with Azure, .NET Core, C#, Entity Framework, React, REST APIs, SQL, AKS, App Services, Azure SQL Database, Azure Blob Storage,...  ...with GRIB, NETCDF, Parquet, and JSON data formats. ~ Azure Developer certification. Responsibilities: Develop, deploy, and maintain... 
    Suggested
    Immediate start
    5 days/week

    Queen Square Recruitment Ltd

    Wokingham, Berkshire
    4 days ago

  • Fullstack Developer

    £52k - £70k per annumEstimated
     ...bit about the team and what you'll deliver... As a Fullstack Developer you'll join a collaborative, multidisciplinary engineering team...  ...microservices, with strong focus on AWS Lambda, SQS-driven workflows, API Gateway, and AppSync integrations.  Build reliable backend... 
    Suggested
    Full-time
    Hybrid working
    On-site
    Immediate start

    Trustonic

    Winnersh, Berkshire
    2 days ago

  • Backend Engineer

    £50k per annum

     ...infrastructure—allowing them to work flexibly while delivering high-quality legal services. Key Skills Backend C#, .NET / .NET Core API development & microservices SQL Server, Azure Bonus ~ Angular (latest versions), TypeScript, RxJS If this role matches... 
    Suggested
    Full-time
    Flexible hours

    Digital Waffle

    Guildford, Surrey
    26 days ago

  • Backend Engineer (DataCosmos)

     ...products generated by Open Cosmos and its partners, curates and develops DataCosmos (our geospatial data platform) and builds integrations...  ...Designing, building, and maintaining scalable backend services and APIs Developing clean, reliable code in Go and/or Python... 
    Suggested

    Open Cosmos

    Didcot, Oxfordshire
    more than 2 months ago

  • Full Stack Web Developer - 12 month FTC

    £55k per annum

     ...exciting opportunity has arisen for an experienced Full Stack Web Developer to join a dynamic Digital team within a well-established...  ...requirements. Integrate applications with third-party systems and APIs, including Salesforce and Salesforce Marketing Cloud (SFMC). Work... 
    Suggested
    Fixed-term contract
    Hybrid working
    On-site
    Work from home
    High Wycombe, Buckinghamshire
    24 days ago

  • Fullstack Engineer (.NET / Blazor)

    £50k - £60k per annum

     ...Azure or AWS. We require experience building and consuming REST APIs. We require strong Git skills. We require experience...  ...We build new features across our modern SaaS platform. We develop both frontend and backend functionality. We build APIs and microservices... 
    Suggested
    Long-term contract
    Permanent
    Full-time
    Hybrid working
    On-site

    Avanti Recruitment

    Kings Hill, Kent
    4 days ago

  • Full-Stack Developer - AI-Assisted Development

    £50k - £60k per annum

     ...side JavaScript/TypeScript environments. Experience with REST APIs, ideally with Express, Nest.js or similar. Experience with...  ...and modern development practices. Work with product owners, developers and technical leadership to understand requirements and shape solutions... 
    Suggested
    Permanent
    Full-time
    Hybrid working
    On-site

    Spectrum IT Recruitment

    Southampton
    8 days ago

  • Junior Full Stack Developer

    £42k per annum

     ...valued, and personal development is actively supported. The Role Develop, customise, and optimise high-performing e-commerce websites and...  ...theme development and customisation Understanding of Shopify APIs, integrations, and server-side development concepts... 
    Full-time

    Haystack

    Ashford, Kent
    23 days ago

  • Senior Full Stack Developer

    £40k - £55k per annum

     ...systems or similar internal platforms We need experience with API integrations and connecting systems with third-party platforms...  ...Responsibilities: We will rely on you to maintain, improve and develop our WordPress and Laravel websites We will expect you to work... 
    Full-time
    On-site
    Monday to Friday

    driveJohnson's

    Milton Keynes, Buckinghamshire
    18 hours ago

  • Full-Stack Engineer (Node, React)

    £50k - £60k per annum

    Most "AI engineering" roles right now involve slapping a basic wrapper around a generic API and calling it a day. This isn't one of those.. We are partnering with an exceptionally high-performing, newly funded (£3M pre-seed) FinTech start-up that is building actual agentic... 
    Long-term contract
    Permanent
    Temporary
    On-site

    Trust In SODA

    South East England
    1 day ago

  • C++ Developers

    £38k - £51k per annumEstimated
    WE ARE HIRING EXPERIENCED C++ DEVELOPERS Are you looking for a local developer role and the opportunity to work in an innovative software...  ...Methodology What are we looking for? ~High-availability ~Win API, MFC, STL, ATL, COM ~Multi-threading ~Memory management ~... 

    WPM Software

    Burgess Hill
    more than 2 months ago

  • UI Developer

    £40k - £50k per annum

     ...reusable front-end components Experience integrating with RESTful APIs Experience with cross-browser compatibility and performance...  ...be free to work in the UK Responsibilities: Design and develop modern, responsive user interfaces using Angular and JavaScript... 
    Full-time

    Exposed Solutions

    Slough, Berkshire
    4 days ago

  • Java Developer

    £50k - £65k per annum

     ...Software Engineer - Java /Back End Hybrid - 2 days per week in the office Java, PostgreSQL, API We are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house... 
    Permanent
    Hybrid working
    On-site

    Som3

    Bletchley, Buckinghamshire
    2 days ago

  • Senior Java Software Engineer

    £65k - £75k per annum

     ...75,000 per year Requirements: Minimum of 5 years experience developing production applications using Java Minimum of 3 years experience...  ...with SQL Experience developing web applications and RESTful APIs using modern web technologies Experience with Jakarta EE or... 
    Full-time
    On-site
    5 days/week

    Red Top Resources Ltd

    Newbury, Berkshire
    4 days ago

  • Staff PHP Engineer

    £75k - £96k per annumEstimated
     ...Identify and address scalability constraints across applications, APIs, queues, integrations, infrastructure, and third-party...  ...deployment safety, repository standards, testing approaches, and developer enablement Use AI practically to improve engineering workflows... 
    Hybrid working
    On-site

    Tillo

    Hove, East Sussex
    29 days ago

  • Mobile App Developer

    £45k - £60k per annum

     ...Understanding of mobile application design Experience integrating APIs and backend services Demonstrated experience building real-...  ...improvements Collaborate with designers and engineers Develop and maintain mobile applications using React Native and modern mobile... 
    Full-time
    On-site

    WHD

    Faringdon, Oxfordshire
    4 days ago

  • Lead Software Engineer

    £38k - £51k per annumEstimated
     ...Leading multi-disciplined teams of software engineers Able to develop a software architecture for complex systems from scratch Sound...  ...application software in Visual studio (2013, 2017, 2022) Customer facing API’s using web technologies By submitting an application to Saab... 

    SAAB

    Fareham, Hampshire
    5 days ago

  • Senior Web Developer

     ...meet you. The Role We are looking for an experienced Senior Developer with exceptional front end capabilities and solid full stack...  ....NET 4.8. Experience building services with .NET Core and Web API. Exposure to component based frameworks such as Vue or React.... 
    On-site
    Flexible hours

    Kinetic Software

    Milton Keynes, Buckinghamshire
    15 days ago

  • Senior Engineer

    £47k - £56.5k per annum

     ...opportunity to work on business-critical digital products and platforms, developing modern software solutions within a collaborative, product-led...  ...a modern technology stack, typically including .NET, Azure, APIs, cloud-native services, and DevOps practices , helping deliver... 
    Permanent
    Full-time
    Hybrid working
    Milton Keynes, Buckinghamshire
    14 days ago

  • Mid-Level Java Developer

    £29k - £39k per annumEstimated
     ...best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards...  ...Hibernate, JPA, REST, etc.)  Backend development including REST APIs with Spring Boot, Swagger/OpenAPI specifications, Spring Security... 
    Full-time
    Part-time
    Second job
    Hybrid working
    On-site

    Halliburton

    Abingdon, Oxfordshire
    6 days ago

  • C# Developer

    £45k - £60k per annum

     ...Requirements: Experience with C# and .NET, with a solid understanding of APIs and basic system design Familiarity with relational databases...  ...IoT Mobile ASP.NET More: We are hiring a C# developer engineer for an exciting role in London, close to Farringdon... 
    Full-time

    WHD

    Faringdon, Oxfordshire
    4 days ago

  • Principal C# .NET Developer

    £80k per annum

     ...Salary: £80,000 - 80,000 per year Requirements: Strong experience developing backend systems with C# and .NET Deep knowledge of cloud environments, with Azure preferred Experience designing APIs and microservices at scale Solid understanding of automation testing... 
    Full-time

    The Portfolio Group

    Oxford, Oxfordshire
    9 days ago