senior java developerin

1,000 senior java developerin job listings in United Kingdom. Find daily updated positions from leading job boards.

  • Java Developer

    4 hours ago


    London, England, United Kingdom Halian Technology Limited Full-time

    Java DeveloperHealthTech Scale-Up??Wokingham, Berkshire (Hybrid) ??Up to £85,000 + Benefits Were partnering with one of the UKsfastest-growing HealthTech scale-ups , transforming how hospitals deliver care through modern, cloud-based technology. In just a few years, the business has evolved from a disruptive start-up into atrusted technology partner to...


  • London, England, United Kingdom S.i. Systems Salary Full-time

    Duration: 6 months (Possibility of extension or conversion to FTE)Location: Toronto or Waterloo (95% remote; occasional onsite attendance for training, working sessions, or team needs)After‑Hours Support: Required on a rotational basis (1–2 evenings/week for deployments) *Must be eligible for Reliability Clearance (Must have lived in Canada for the...

  • Java Developer Premium

    15 hours ago


    Northumbria, England, United Kingdom Swiftsource Full-time

    Location: Base Location as required within the Force area including Home WorkinThe Role:Do you have strong experience of Java Web and Angular development?   Would you like to play a key role in serving your community through the development of exciting new technology that will support our police officers and staff to deliver an outstanding policing...

  • Java Developer

    4 hours ago


    London, England, United Kingdom Randstad Technologies Careers Full-time

    Job Title: Senior Full Stack Developer (Java & Angular) - Subject Matter Expert (SME) Location: London / 3 days onsite Employment Type: Permanent About the Role: Are you an experienced developer with a strong backend Java foundation and a flair for modern UI frameworks? Are you ready to step up, assume leadership responsibilities, and design...


  • Greater London, England, United Kingdom Kindred (London) Limited Full-time

    FDJ UNITED is seeking a Senior Quant Model Engineer to lead on building, optimising and deploying production-grade services for a cutting-edge sportsbook platform. You will work within the Pricing Engineering team, focusing on low-latency microservices, robust APIs, and scalable data products.The role emphasizes hands-on technical delivery, architectural...


  • London, England, United Kingdom Burns Sheehan Full-time

    A leading B2B SaaS technology company in London is seeking a Senior Java Engineer with expertise in Spring Boot and cloud-based systems. You'll design and scale products, mentor colleagues, and contribute to technical initiatives. The role offers a salary of up to £110,000 plus bonuses and excellent pension benefits. Join a collaborative environment where...


  • Greater London, England, United Kingdom Onyx-Conseil Full-time

    CGI is seeking a Senior Full Stack Developer to help shape digital services supporting access to justice across the UK. You’ll own reusable tech built to onboard faster, integrate consistently and operate reliably, using Java and Angular to tackle complex challenges.This hybrid role works with a UK Government Department client, and requires UK Security...


  • Newcastle upon Tyne, England, United Kingdom Opencast | B Corp™ Full-time

    Opencast is seeking Senior Software Developers who are passionate about building robust software using Java or Scala. You will work in a consultancy environment with a focus on TDD, emergent design and refactoring to ensure high-quality, maintainable systems for client engagements across the UK.You will collaborate in agile teams, lead technical delivery,...


  • Greater London, England, United Kingdom Nomura Full-time

    Nomura is seeking a Lead Java Software Engineer to head data acquisition within the AI Labs/Data Lake team in London. You will shape architecture, drive data ingestion improvements, and mentor junior engineers while delivering robust, scalable data solutions for analytics and operations.You will collaborate across divisions, own data validation and quality...


  • Sheffield, Yorkshire and the Humber, United Kingdom NPA WorldWide Full-time £70,000 Contract

    Job description: Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions?Submit your CV and any additional required information after you have read this description by clicking on the application button. A leading specialist technical consultancy is looking for a...


  • Charing Cross, Greater London, United Kingdom Quant Capital Salary Full-time

    Contract Senior Java Developer – Data/MarketmakingOutside IR35 (6 month rolling) In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London.Ensure you read the information regarding this opportunity thoroughly before making an application.This is a junior-to-mid role focused primarily on Java development, with a...


  • Greater London, England, United Kingdom Searchability Full-time

    Searchability is seeking a Senior Engineer to join our global streaming technology teams in London. You will design, develop and deploy scalable backend services and APIs using Java/Spring, AWS and modern cloud patterns.You’ll work across agile squads, collaborating with cross-functional teams in London, Lisbon and Prague to deliver reliable,...


  • Greater London, England, United Kingdom La Fosse Full-time

    La Fosse, in partnership with a leading logistics technology business, is seeking an excellent Software Engineer to join their Payments & Finance product team in their London office.This office-based role requires 5 days per week on-site and offers a competitive salary up to £100,000 plus extended benefits.You will contribute to the core platform, building...


  • Greater London, England, United Kingdom Appvia Full-time

    A leading cloud and engineering consultancy is seeking a Senior Java/React Full Stack Developer for a contract role. The candidate will work within a Solutions Engineering team, focusing on modernising complex software systems and improving delivery speed. This hybrid position requires strong skills in React and Java, with a focus on domain-driven design and...


  • London Area, ENG, United Kingdom Atrium Full-time

    **Contract: Senior / Lead AI Software Engineer, Java & Python, 2 positions** **Location:** London, hybrid with 4 days per week onsite **Duration:** 12-month initial contract **Rate:** £843.88 to £1,000 per day, PAYE inside IR35 **Positions available:** 2 We are recruiting two experienced **Senior / Lead AI Software Engineers** for a long-term contract...

  • Java Developer

    2 days ago


    London, England, United Kingdom Grid Dynamics Full-time

    Join to apply for the Java Developer role at Grid Dynamics.We are seeking specialist Java engineers with experience working on high performance/low latency systems. We19re working with banks and other major financial institutions on projects where microseconds count.ResponsibilitiesBuild and maintain Java applications in areas of banking and trading that...

  • Java Engineer

    1 day ago


    Belfast, Northern Ireland, United Kingdom hays-gcj-v4-pd-online Full-time

    Senior Java Developer – Build at Scale, Shape What’s NextBelfast | Hybrid | Multiple Roles | Highlypetitive Package Why This Role?If you're a strong Java engineer who wants to do more than just code, this is your opportunity to work on some of the mostplex, high-impact technology programmes in the UK & Ireland. You’ll be joining a fast-growing,...


  • Greater London, England, United Kingdom NPAworldwide Full-time

    NPAworldwide is seeking a hands-on Senior Software Engineer or Technical Lead to guide teams on a Central Government project. You’ll shape technical directions, design architectures and deliver full-stack solutions using Java, JavaScript, React and TypeScript in AWS, with CI pipelines via GitLab.You’ll drive quality and security, engage with clients, and...


  • Greater London, England, United Kingdom Talanto Full-time

    Talanto is seeking a Senior Quant Model Engineer to join the Pricing team, delivering production-grade services for a high‑volume sportsbook. You will lead on building, deploying, and optimizing low-latency quant models and data products within a microservice architecture.You should have 5+ years SWE experience, strong Java (or C#), hands-on delivery, and...


  • London, England, United Kingdom Caspian One Full-time

    A financial technology company in London is seeking a Senior Java Software Engineer to join their core development team. The ideal candidate will have over 8 years of experience with Java and Python, and a strong background in trading and pricing solutions. This role involves technical leadership and collaboration with various teams to optimize performance,...