Average salary: £78,305 /yearly

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  • Senior Front-end Developers - Government, Open-source, HTML, CSS, JavaScript, TypeScript, NodeLS, SQ

    Senior Front-end Developers – Government, Open-source, HTML, CSS, JavaScript, TypeScript, NodeLS, SQL, API, Cloud base, Hybrid, Newcastle, Leeds Our client within the public sector is looking for an experienced Senior Front-end Developer to join a dynamic team dedicated to... 
    Suggested
    Contract work
    Hybrid work
    Immediate start

    Bangura Solutions Limited

    Newcastle upon Tyne
    6 days ago

  • Open-Source Developer

    £44k - £59k per annumEstimated
     ...Job Title Open-Source Developer (Data Science Libraries) Job Description My Client is hiring a Senior Software Engineer for a team that builds internal tools to empower their developers, ensuring they have everything needed to succeed. Their code is critical to their... 
    Suggested
    Full time
    Remote work

    Apollo Technical LLC

    Remote
    25 days ago

  • Lead Developer with Open Text (IT)

    Lead Developer with OpenText This position will contribute to the planning, development, and administration of an enterprise content management...  ...background with experience in commodities markets. Skills · Open Text Content Hub for Publishers configuration and integrations... 
    Suggested
    Contract work
    Local area
    Remote work

    Nexus Jobs Limited

    Canary Wharf, Greater London
    18 days ago

  • Liferay Front End Developer (IT)

     ...oriented architecture (SOA) Designs and develops Enterprise application integration (EAI) using...  ...with SOAP and REST web services , open API development, and SOA concepts, using Spring...  ...(KanBan) Experience with different open source stacks including build & release processes... 
    Suggested
    Contract work
    Flexible hours

    Nexus Jobs Limited

    Stratford, Greater London
    18 days ago

  • Software Engineer (Java / C++)

    £49k - £64k per annumEstimated
     ...best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges,...  ...practices to mitigate. Should have some experience in researching open- source technologies for use in building systems and participate in open... 
    Suggested
    Full time
    Part time
    Hybrid work

    Halliburton

    Abingdon, Oxfordshire
    4 days ago

  • Senior C# Developer - AI & Code Generation Focus

    £51k - £68k per annumEstimated
     ...businesses. We're seeking a Senior Software developer, to work predominantly on the adoption of...  ...code generation pipelines using Roslyn, source generators, or templating systems to...  ...augmented generation (RAG). Contributions to open-source AI/dev tools or participation in AI... 
    Suggested
    Full time
    Hybrid work
    Work at office
    Remote work
    2 days/week
    1 day/week

    Giacom

    Hessle, East Yorkshire
    3 days ago

  • Spotify Backstage Developer

    £49k - £65k per annumEstimated
     ...leading technology consultancy to recruit a Spotify Backstage Developer on a contract basis - remote working - outside IR35 We're looking...  ...teams adopting Backstage. Contribute to Backstage open-source ecosystem (where applicable). Profile The Spotify Backstage... 
    Suggested
    Contract work
    Work at office
    Remote work

    Robert Half

    London
    a month ago

  • Technical Lead (DV Security Clearance) (IT)

    £55k - £71k per annumEstimated
     ...Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll...  ...environment. We are heavily committed to developing our members and will provide excellent learning...  ...? Ability to use a wide variety of open-source technologies. ? Able to write, review and... 
    Suggested
    Hybrid work
    Remote work

    CGI

    London
    8 hours ago

  • Software Engineer (Emerging Technologies) (IT)

    £57k - £73k per annumEstimated
     ...infrastructure platform, which provides: ? Virtualisation with open-source hypervisors ? GPU resources for accelerated workloads ?...  ...considered in all activities, from design through to delivery. ? Develop proof-of-concept software, perform technology assessments, or... 
    Suggested
    Full time

    CGI

    Gloucester, Gloucestershire
    8 hours ago

  • Frontend Software Developer with React (IT)

    £45k - £60k per annum

    Frontend Software Developer with React Working as part of the Digital team, you'll be responsible for and delivering some exciting frontend...  ...and familiar with JIRA and confluence ? Familiar with Git and source control The Client would like someone to join the team with... 
    Suggested
    Full time
    Remote work

    Nexus Jobs Limited

    United Kingdom
    18 days ago

  • Full stack developer

     ...ROLE, HYBRID TRAVEL TO BRISTOL & LONDON, SC CLEARANCE NEEDED** Develop and maintain web applications: Design, code, test, and deploy scalable...  ..., containerization (Docker, Kubernetes). Experience with Red Hat Open Shift Excellent problem-solving skills and attention to detail.... 
    Suggested
    Temporary work
    Hybrid work
    Shift work

    LA International Computer Consultants Ltd

    London
    2 days ago

  • Junior Software Developer with C# C++ Java or Delphi (IT)

    £22k - £30k per annum

    Junior Software Developer with C# C++ Java or Delphi Our Client is a boutique software consultancy providing analytical tools and processing...  ...of SQL Server, n-tier / client-server, Microsoft Visual Source Safe (VSS), XML / XSL, Mathematical / statistical knowledge would... 
    Suggested
    Full time

    Nexus Jobs Limited

    London
    18 days ago

  • Software Engineer (DV Security Clearance) (IT)

    £51k - £66k per annumEstimated
     ...Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll...  ...it to go. We are looking for a Software Developers to come and join our Secure Innovation & Advisory...  ...Spring boot), AMQP ? RabbitMQ, ? Open source technologies; ? Experience of Agile... 
    Suggested
    Full time

    CGI

    Manchester
    8 hours ago

  • Goland Developer

    £39k - £51k per annumEstimated
     ...Goland Developer Times Fastest Growing Quant Capital is urgently looking for a Golang Developer to join our high profile client in...  ...paced. As requirements evolve you will leverage the best of the open source community, sometimes substituting your own solutions where greater... 
    Suggested

    Quant Capital

    London
    more than 2 months ago

  • Geospatial Developer (IT)

    £45k - £59k per annumEstimated
     ...expanding Geospatial team at CGI as a Geospatial Developer. We work on projects that enhance...  ...Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll train...  ...& Django ? .Net (Core) ? React ? Open Source Geospatial products (Geoserver/geonode/postgres... 
    Suggested
    Full time
    Hybrid work
    Remote work

    CGI

    Widecombe-in-the-Moor, Devon
    8 hours ago

  • Software Engineers (Java, C#, C++, Python, JavaScript, React) (IT)

    £47k - £61k per annumEstimated
     ...Armed Forces Corporate Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll train and support you in...  ...to obtain SC clearance. We are looking for senior, mid-level developers to join the team and support us in creating mission critical solutions... 
    Full time
    Hybrid work

    CGI

    Widecombe-in-the-Moor, Devon
    8 hours ago

  • DevOps Engineer (DV Security Clearance) (IT)

    £45k - £60k per annumEstimated
     ...Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll...  ...of tools to support a system, working with developers and testers to troubleshoot specific issues...  ...Java ? Go Language ? Scripting Language (Python, Bash) ? Git/SVN Source Control #LI-JS2
    Full time
    Rotating shift

    CGI

    Gloucester, Gloucestershire
    8 hours ago

  • Technical Graduate - Geospatial Software Engineer - 2026 (IT)

    £41k - £53k per annumEstimated
     ...Technical Graduate programme joining our team with a focus on ESRI and open-source technologies. In this role, you will have the opportunity to...  ...profile: As a Geospatial Software Engineer at CGI, you'll Develop and maintain geospatial software applications, tools, and... 

    CGI

    United Kingdom
    8 hours ago

  • DevOps Engineer (DV Security Clearance) (IT)

    £55k - £70k per annumEstimated
     ...Covenant. Join us and you?ll be part of an open, friendly community of experts. We?ll...  ...delivery pipelines. Working closely with developers and testers, you will troubleshoot issues,...  ...Development: Java, Go ? Scripting: Python, Bash ? Source control tools: Git, SVN #LI-JS2
    Full time

    CGI

    United Kingdom
    8 hours ago

  • Staff AI Engineer

    £50k - £65k per annumEstimated
     ...essential. Job Responsibilities Design, develop, and maintain production-grade AI...  ...environment and employee benefits such as an open and inclusive culture, a great work-life balance...  ...Data Management, Data Manipulation, Data Sourcing, Data strategy and governance, Data... 
    Full time
    Hybrid work
    Relocation package
    Work at office
    Local area
    Remote work
    Flexible hours

    bp

    Sunbury-on-Thames, Surrey
    3 days ago

  • European Power and Gas Quantitative Developer

    £64k - £83k per annumEstimated
     ...Job Title: European Power and Gas Quantitative Developer Contract Type: Time Type: Job Description: To support the growth in...  ...as being self-driven ~ Fluent in English If you think the open position you see is right for you, we encourage you to apply! Our... 
    Full time
    Contract work

    Gunvor

    London
    8 hours ago

  • Senior Software Engineer - Java - Engine by Starling (IT)

    £45k - £61k per annumEstimated
     ...and inquisitive Be part of a scaling team and organisation as we change banking for good Candidate profile: Requirements We're open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications. We are very open... 
    16 hours
    Full time
    Hybrid work

    Starling Bank

    London
    4 days ago

  • Principal AI Engineer

    £88k - £115k per annumEstimated
     ...defining enterprise-level AI architectures, platforms, or internal developer tools. Familiarity with AI orchestration frameworks (...  ...practices for agentic systems. Track record of contributions to open-source AI/ML communities or internal platform accelerators.... 
    Long term contract
    Full time
    Hybrid work
    Relocation package
    Work at office
    Local area
    Remote work

    bp

    Sunbury-on-Thames, Surrey
    2 days ago

  • Continuous Improvement Engineer with Java - DevOps Team (IT)

     ...projects and problems Advanced knowledge and proficiency with source control systems, preferably git Experience using and configuring...  ...systems and related tools (Maven, Nexus, etc.) Expertise developing in Java language Expert with scripting languages (python, perl... 
    Contract work
    Immediate start

    Nexus Jobs Limited

    Manchester
    18 days ago

  • Java Engineer (IT)

    £58k - £75k per annumEstimated
     ...and efficient delivery. This is a hands-on role where you'll be developing the elementsuite platform and its foundational services - all mission...  ...Creating robust, scalable applications, using industry-standard source code control within a small team Developing and testing across... 
    Full time
    Flexible hours

    Zellis

    Watford, Hertfordshire
    3 days ago

  • Lead Software Engineer - Backend Engineering - Java/Kotlin

    £83k - £112k per annumEstimated
     ...single points of failure, using scalable architectural patterns. Develop secure code so that our customers and ourselves are protected...  ...platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We... 
    Long term contract
    Work at office

    JPMorgan Chase & Co.

    London
    more than 2 months ago

  • Software & Data Science Engineer (IT)

    £47.68k - £52.43k per annum

     ...environments within the Windows and Linux operating systems based on Open Source toolsets e.g. GitLab Desirable The Software Development...  ..., highly-collaborative, multi-disciplinary engineering team to develop software applications to support a diverse portfolio of novel technology... 
    Full time

    BAE Systems

    England
    3 days ago

  • Lead Software Engineer (IT)

    £74k - £80k per annum

     ...utilise your skills to make a real difference! As a full-stack web developer, you'll be adept and thrive in creating cutting-edge eLearning...  ...excellent communication and interpersonal skills. Ability to stay open-minded, listen and learn from feedback across the business to... 
    Permanent employment
    Full time
    Contract work
    Hybrid work
    Skilled worker visa
    Work at office
    Flexible hours

    Cambridge University Press & Assessment

    Cambridge, Cambridgeshire
    8 hours ago

  • Full-Stack PHP Developer

    $35k - $60k per annum

     ...and are presenting an exciting opportunity for a Full Stack PHP Developer to join the expanding engineering department. Our client is...  ...cloud-native applications. Contributed to one or more open-source projects. Benefits ~ A competitive salary of £35,000 - £60... 
    Remote job
    Immediate start
    Monday to Friday

    Vero HR Ltd

    England
    more than 2 months ago

  • Frontend Developer

     ...musculoskeletal (MSK) pain for millions worldwide. As a Frontend Developer, you'll be at the forefront of building VIDA - our web platform...  ...with real-world usage, whether in commercial roles, open-source contributions, or personal projects that showcase your frontend... 
    Holiday work
    Work at office
    Work from home
    Worldwide
    Monday to Friday
    Flexible hours

    Vitrue Health

    London
    10 days ago