java application developer jobs in London

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


  • london, United Kingdom Stantec Full-time

    At Stantec, we have some of the world’s leading professionals passionate about enabling our business to be its best. Our business teams include finance, procurement, human resources, information technology, marketing, corporate development, HSSE, real estate, legal, and practice services. We bring diverse backgrounds, skills, and expertise and create a...

  • AI-Driven Power BI

    7 days ago


    greater london, england, United Kingdom, England Harnham Full-time £68,000 - £83,000

    Harnham in London is seeking a Power BI & Application Developer (AI) to help move from traditional reporting to AI-powered, application-based analytics delivering clear insights for senior stakeholders. You will build client-facing tools across Power BI, VisOps, and AI platforms, embedding dashboards and agentic workflows while collaborating with Data...

  • Team Lead Ruby

    2 days ago


    london, United Kingdom Quant Capital Full-time

    Team Lead Ruby / Frontend DeveloperQuant Capital is urgently looking for a Lead Frontend Ruby or JavaScript Developer to join our high profile client.Our client is a brand new investment firm driven by technology. They are well known in the media as solving one of the common problems for the retail investor and in the current climate this is a unique...


  • east london, london, United Kingdom Barclays Full-time

    Role: Java Full Stack Developer (Macro Trade Capture) Location: London, UK Contract Duration: 6 months PAYE Role Overview & Project Scope We are seeking a Java Full Stack Developer based in London, UK to join our trading technology team. In this role, you will be instrumental in kicking off a legacy system replacement initiative for our Fixed Income...


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

    Our client is seeking a Senior Maximo Systems Developer-Integrator (10+ years) to lead the implementation of MAS-Manage using IBM Maximo Application Suite, Red Hat OpenShift, and Oracle integrationsJoin a large-scale enterprise asset management modernization initiative supporting water distribution, wastewater collection, storm water management, structures,...

  • Mainframes Developer

    24 hours ago


    London, United Kingdom DCV Technologies Full-time

    The Role Software Engineer will be part of the Engineering Team in Core Banking Platform, who will be responsible to building new software and making changes to the existing ones as per the business requirement. They will be taking utmost care and necessary steps to work on critical Category A application in the IT estate. · Develop & Build Software...

  • Java Developer

    1 week ago


    Greater London, England, United Kingdom Clear IT Recruitment Ltd Full-time

    Salary 60,000 - 70,000 Job Type Permanent Role Southwark, LondonExciting opportunity for a Java Developer to join an gaming company, to join an award winning and forward-thinking gaming company in Southwark, London.The candidate will be expected to be able to give design recommendations and improve and maintain the current codebase. A love of mathematics is...

  • Java Developer

    1 week ago


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

    Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as high‑quality, reusable data products for analytics, reporting, and operational use cases. The platform operates across...

  • Python Developer

    2 days ago


    London, United Kingdom Pontoon Full-time

    Job Title: Python Developer (Backend) Location: Remote (Quarterly Planning Sessions in Bristol) Remuneration: £600 per day (Inside IR35 via Umbrella) Contract Details: Fixed Term Contract, Initial 6 Months with Multi-Year Extension Potential Responsibilities: Our client is seeking talented Backend Python Developers to join an innovative engineering team...

  • KDB Developer

    24 hours ago


    London, United Kingdom Randstad Technologies Recruitment Full-time

    Role: KDB Developer Type: Contract (3 Months with potential extension) Location: London, UK Working Model: Hybrid (3 days per week in office) Core Requirements: 10+ Years KDB+/q: Advanced development, query optimization, and L3 support in large-scale production environments. Architecture: Deep knowledge of time-series data modeling, Tickerplant, and...


  • greater london, england, United Kingdom, England LSEG Full-time £90,000 - £130,000

    ОписаниеLSEG is a global financial markets infrastructure and data provider. It delivers trusted financial market infrastructure services that help businesses and economies fund innovation, manage risk, and create sustainable growth.ЗадачиDesign, develop, and maintain C++ and Java applications and services; Implement technical changes and...


  • greater london, england, United Kingdom, England RZS Recruitment Full-time £60,000 - £70,000

    About the job Principal Consultant - JAVA Developer Principal Consultant - JAVA Developer Location: London, England, United Kingdom Office space available at location listed Hybrid - Compulsory 2 days onsite. Industry: Information Technology Job Category: Information Technology - Developer Compensation: GBP £60,000 to £70,000 Full-time Relocation...


  • greater london, england, United Kingdom, England JD.COM Full-time £70,000 - £110,000

    Описание:JD.com operates a global technology and supply chain ecosystem spanning retail, logistics, technology, property, and cross-border commerce. The company serves over 700 million active customers through advanced logistics, digital platforms, and international operations.Задачи:Develop and maintain transaction-related backend services...


  • greater london, england, United Kingdom, England LMAX Group Full-time £60,000 - £90,000

    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...

  • KDB+ Developer

    24 hours ago


    London, United Kingdom DCV Technologies Full-time

    Position-KDB+ Developer Location: London, UK (Hybrid-3 days a week from office) Long term position Key Responsibilities: * Develop and optimise KDB+/q queries and applications. * Work with real-time and historical market data. * Perform data modelling, query optimisation, and performance tuning. * Troubleshoot production issues and support...


  • City Of London, England, United Kingdom Digital Preservation Coalition Full-time

    A leading digital archiving organization in London seeks a Lead Developer proficient in Java and Scala to oversee software development in their Digital Preservation team. You will manage systems critical to preserving national digital records and lead innovation within the department. The ideal candidate has experience in Linux and AWS, mentoring abilities,...


  • london, United Kingdom Quant Capital Full-time

    Python Quant DeveloperQuant Capital is urgently looking for Python Developer / Quant Developer to join our high profile client.Our client is a new growing Quant Hedge Fund in the Commodities and Equities space.The ideal Python Quant Developer candidate will be highly proficient with python as well as interested in researching data and pattern recognitionYou...


  • london, United Kingdom JP Morgan Chase Full-time

    Are you a software engineer who thrives at the intersection of technical delivery and application ownership? At JPMorganChase, we build technology that powers one of the world's most trusted financial institutions — and we're looking for engineers who take pride in both the quality of their code and the integrity of the systems they own. This is your...


  • london, United Kingdom Bloomberg Full-time

    Technical Product Manager - Terminal Application SDLC ToolsLocationLondonBusiness AreaEngineering and CTORef #Description & RequirementsThe Bloomberg CTO Office is the future-looking technical arm of Bloomberg L.P. We envision, design, and guide the creation of our next generation infrastructure, hardware and applications that interface in all aspects of the...


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

    A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Palantir Foundry is an end-to-end platform for...