java software developer jobs in London

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


  • Greater London, England, United Kingdom Snowrelic Inc Full-time

    Overview Java Backend Engineer — Employment Type: Full-Time (Permanent). Location: London, UK (Hybrid 3 days per week onsite at client office). About the Role We are seeking a talented Java Backend Engineer to join our client's technology team in London. You will be responsible for designing, developing, and maintaining scalable, high-performance backend...


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

    Job DescriptionAre you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions?A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke...


  • London, England, United Kingdom Eurostar International Full-time

    DescriptionTAKE YOUR CAREER IN A NEW DIRECTION At Eurostar, we’re fuelling the future of rail travel – operating in five countries and sparking new opportunities for travellers. But our trains connect much more than just people and places. They’re helping us build a greener, more inclusive future for everyone. Join us and you’ll be part of a...


  • London, London, United Kingdom, ENG Medtronic Remote Full-time £76,800 Contract

    Careers that change lives start here. Medtronic is a global leader in healthcare technology with a Mission to alleviate pain, restore health, and extend life. Our 95,000 employees work across more than 150 countries to put patients first — developing innovative medical technologies that improve the lives of 72+ million patients each year. Your unique...


  • London, England, United Kingdom, England Caspian One Full-time £70,000 - £90,000

    Overview Base pay range: Direct message the job poster from Caspian One. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Job title and location Java & low-latency talent specialist | Financial technology markets | FX, Equities & Rates | Delivery Consultant at Caspian One Location: London, UK Business...


  • City Of London, England, United Kingdom CompatibL Full-time

    CompatibL, a leading provider of custom software development services, market and credit risk solutions and model validation consultancy for the financial industry, is looking to hire a Quantitative Software Developer to join our team in London.Joining CompatibL is a unique chance that provides the opportunity to work alongside experienced professionals on...


  • City Of London, England, United Kingdom Playtech Full-time

    Playtech, founded in 1999 and listed on the London Stock Exchange, is a technology leader in the gambling industry with over 7,000 employees worldwide. We are looking for a proactive Python Software Developer to join our GenBet Unit in Holborn. Join us to design future technology and work in a diverse, highly technical team. Job Description As a Software...

  • Software Developer

    1 week ago


    greater london, england, United Kingdom, England LMAX Group Full-time £85,000 - £120,000

    LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions.Developers are encouraged to constantly develop and learn new skills. Pair programming supports...


  • greater london, england, United Kingdom, England Harrington Starr Full-time £55,000 - £65,000

    Software Engineer – C# / Java Key Technologies: C# and or Java Developers needed. London Perm Role | 3 Days a week in the office. £55,000 - £65,000 Harrington Starr has partnered with a well-established Financial Consultancy to find a Full Stack Developer at the Associate level. This is a hands‑on development role, supporting a range of internal...


  • greater london, england, United Kingdom, England JPMorganChase Full-time £70,000 - £110,000

    Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Corporate & Investment Bank Payments tech team you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure,...

  • AWS Java Engineer

    16 hours ago


    London, United Kingdom SJIT Full-time

    Java Developer - Back End with AWS & Kotlin London - Onsite - 12 months SJIT is hiring Software Engineers for a 9-month remote project, working with a leading Global Big Four client. The project is part of a large AWS migration, and experience with AWS and Infrastructure automation is critical. The work includes migration to JDK17, automation of AWS...


  • greater london, england, United Kingdom, England Elsevier Limited Company Full-time £65,000 - £90,000

    Senior Software Engineer I (Java & JavaScript)Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript?About the team:You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build and operate a highly...


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

    Job Title Senior Java Developer Location 80/20 with 4 days in Canary Wharf office Start Date ASAP Contract Length/End Date 31.12.27 Working hours 40 hrs/week Laptop will not be provided by bp Role Overview As a Quantitative Software Engineer, you will be Joining a high performing team exposed to many of the most exciting business and technology challenges BP...


  • london, United Kingdom Templeton and Partners Full-time

     Software Engineer/DevOps Engineer Opportunity | Digital Assets Team in London Are you ready to shape the future of financial platforms with Java, cutting-edge cloud technology, and digital innovation?Our globally renowned client is expanding its London-based team, collaborating with colleagues in the US and Asia to build next-generation financial...


  • greater london, england, United Kingdom, England Kindred (London) Limited Full-time £90,000 - £130,000

    OverviewFDJ UNITED is one of Europe’s leading betting and gaming operators, with a vast portfolio of iconic brands and a reputation for technological excellence. With more than 5,000 employees and a presence in around fifteen regulated markets, the Group offers a diversified, responsible range of games, both under exclusive rights and open to competition....


  • greater london, england, United Kingdom, England NPAworldwide Full-time £70,000 - £85,000

    Job Description Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands‑on while guiding teams and shaping technical solutions? Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands‑on while guiding teams and shaping technical solutions? A leading specialist technical consultancy...


  • greater london, england, United Kingdom, England Arrows Full-time £70,000 - £90,000

    We’re hiring experienced Java Engineers for a major technology programme with one of the UK’s leading broadcast and media organisations. You’ll join a high-performing engineering team building and scaling event-driven, cloud-native services, working with modern technologies including Java, Kafka, Kubernetes and Docker. The role You’ll be hands-on...


  • greater london, england, United Kingdom, England SmartChoice International Limited Full-time £101,000 - £185,000

    SmartChoice are supporting a data platform programme for a global financial services organisation and require a number of senior backend (Java) developers to join on a 6 month contract. In this role you will be responsible for: Design and implement core functionality within Data Fabric backend services. Develop and enhance rule definitions used for policy...


  • greater london, england, United Kingdom, England TP ICAP Group Full-time £70,000 - £90,000

    Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. **Role Overview** TP ICAP are looking for a Senior Java Developer delivering low‑latency, highly available trading system components with deep expertise in...

  • Software Developer

    7 days ago


    London, England, United Kingdom LMAX Group Full-time

    LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions.Developers are encouraged to constantly develop and learn new skills. Pair programming supports...