staff java backend developer jobs in London

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


  • Greater London, England, United Kingdom BGC Group Full-time

    OverviewBGC Group Greater London, England, United KingdomJava Software EngineerBGC Group Greater London, England, United KingdomBuilt upon the foundation of cutting edge tech and exceptional talent, BGC Partners is a pioneering global brokerage and financial technology company servicing the financial markets. BGC is agile and dynamic in its approach,...


  • Greater London, England, United Kingdom Anson McCade Full-time

    Salary: £30,000 - 60,000 per year Requirements: Solid, current experience developing in Kotlin and the JVM ecosystem Strong Java development background Extensive experience across the full software development lifecycle Strong experience with Spring Boot and the wider Spring Framework Experience designing and developing microservices and RESTful...


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

    Remotestar, a leading fintech company in London, is seeking an experienced backend developer with expertise in Java and Spring/Spring Boot. The ideal candidate will have over 8 years of backend development experience, strong knowledge of MongoDB, RESTful services, and effective team leadership capabilities.This hybrid position requires candidates to work 2-3...


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

    Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform. You will contribute to the Citi Integrated Digital Assets Platform (CIDAP), building enterprise-grade web applications with a strong Java backend and Web3 integration.The role requires hands-on development, collaboration across teams, and a proactive, startup-minded...


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

    ARQ is seeking a Backend Engineer to design, develop, and maintain scalable backend systems powering our fintech products in London. You’ll collaborate with a talented team to build robust REST APIs and microservices that support millions of users.The role emphasizes clean code, TDD, and rapid delivery using Java with Spring Boot and Postgres. Expect...


  • Greater London, England, United Kingdom Placements24 Full-time

    About the RoleOur client is actively seeking a talented and experienced Remote Software Developer (Backend) to join their engineering team. This role is focused on designing, developing, and maintaining robust, scalable, and high-performance backend systems and APIs that power their innovative applications. You will work in a fully remote capacity,...


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

    UFORCE exists to make aggression unaffordable.Founded in Ukraine and headquartered in London, UFORCE is a defence-technology company with operations across Europe, the United States and Asia.UFORCE builds uncrewed vessels, ground robotics and aircraft, autonomy software, and the command-and-control layer that operates them together. Each platform is...


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

    As a Senior Java Developer within Core Team, you will play a crucial role in the development of our Back Office and integration services. This position provides the opportunities to work on several greenfield projects, from concept designs to deploying and implementation, but also gain production experience. You'd be a great fit if you are a reliable...


  • Greater London, England, United Kingdom NextWave Consulting Ltd Full-time

    NextWave Consulting Ltd is seeking a Software Engineer to contribute to their Data Fabric platform. The candidate will design and enhance backend services, collaborate within an agile team, and ensure high-quality software delivery. Must have strong experience in Java and Spring Boot, agile development, and familiarity with CI/CD pipelines. The role offers...


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

    Senior Java Engineer London | Hybrid Myn is recruiting for a major financial services organisation in London and is looking for experienced Senior Java Engineers to join teams building and evolving large‑scale, business‑critical technology platforms. This is an opportunity to work in an engineering environment where performance, resilience and quality...

  • Staff Engineer

    7 days ago


    london, United Kingdom Sainsbury's Bank Full-time

    Staff Test Engineer – Quality EngineeringWhy join usWe’re a 150+ year-old business that operates on an incredible scale. There’s data from our 10 million+ Nectar users, days like Black Friday that make Argos the 3rd biggest website in the UK, and supply chain integration that gets the right products to the right locations on time, every time.The tech...


  • London, England, ENG, United Kingdom Referment Remote Full-time £110,000 - £120,000 Contract

    Referment is working with a UK wealth technology company whose platform is used by financial advice firms to manage portfolios, custody, execution and reporting for their clients. Everything on the platform is built by an in-house engineering team, and the business operates in a regulated financial services environment where reliability and security...

  • ABAP AI Developer

    4 days ago


    Greater London, England, United Kingdom Conduct Full-time

    TL;DR: We're looking for exceptional ABAP engineers eager to build the AI layer for operating the world's most complex IT setups. This role moves beyond just ABAP: you'll develop software across the stack, design AI harnesses and agents, influence product direction, and work with customers. Why Conduct Today, no single person fully understands their ERP...


  • Greater London, England, United Kingdom Hidden Road Full-time

    At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more...


  • Greater London, England, United Kingdom Tesco UK Full-time

    Every customer is different, and we're building the technology to make every Tesco experience feel personal. Join Tesco's Personalisation team and help shape the experiences of millions of customers every day by powering real-time recommendations, offers, targeting, and experimentation across our web, mobile, and in-store channels. Our platforms combine...


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

    Lead Software Engineer - Backend Engineering - Java/Kotlin LONDON, LONDON, United Kingdom Job Information Job Identification 210587260 Job Category Software Engineering Business Unit Corporate Sector Posting Date 01/14/2025, 08:19 AM Locations 4 John Carpenter St, London, Greater London, EC4Y 0JP, GB Job Schedule Full time Job Description Out of the...


  • City Of London, England, United Kingdom Marks and Spencer Full-time

    All the detailsAs part of the M&S Software Engineering team, you'll be joining a well-loved British brand at an exciting stage of its transformation into a digital-first, engineering-led organisation. Our technology powers experiences for millions of customers and thousands of colleagues, with engineering excellence at the heart of our success.We're looking...


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

    ОписаниеLSEG is a global financial markets infrastructure and data provider that supports financial stability, empowers economies, and enables customers to create sustainable growth.ЗадачиDesign, implement, and maintain performant, resilient, and scalable backend services built predominantly in Scala;Focus on engineering excellence and coding...


  • Greater London, England, United Kingdom Depop Limited Full-time

    Company DescriptionDepop is the community-powered circular fashion marketplace where anyone can buy, sell and discover desirable secondhand fashion. With a community of over 35 million users, Depop is on a mission to make fashion circular, redefining fashion consumption. Founded in 2011, the company is headquartered in London, with offices in New York and...


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

    Who We Are: Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more. Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This includes...