Jobs for java api engineer at London

10,000 java api engineer job listings in United Kingdom. Find daily updated positions from leading job boards.

  • Java Server Engineer Premium

    3 days ago


    London, England, United Kingdom Interactive Brokers Group Full-time

    About the Company Interactive Brokers Group, Inc. (NASDAQ: IBKR), a member of the S&P 500, is a global financial services company headquartered in Greenwich, Connecticut, with offices in over 15 countries. Through its affiliates, Interactive Brokers provides automated trade execution and custody of securities, commodities, foreign exchange, and prediction...

  • Principal Java Engineer Premium

    4 days ago


    London, England, United Kingdom RE Partners Full-time

    Hello from RE Partners! Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred vendor for Fortune 500 companies and as a...

  • Java API Developer, Officer Premium

    7 days ago


    London, United Kingdom State Street Full-time

    Role Summary :We are seeking a Java API Developer to join our Digital Asset development team. This is a hands-on software engineering role responsible for designing, developing, testing, and supporting RESTful APIs and backend services in a financial services environment. The role contributes to building reliable, secure, and well-documented services that...


  • London Area, Greater London, United Kingdom Saragossa Full-time

    Senior Java Developer - Trading firm - Contract - London A leading trading firm are seeking an experienced software engineer to join their Trading Technology team and help build out the core platform that powers their trading business. You will work closely with traders, quantitative developers and architects to deliver technology that...

  • API Engineer Premium

    7 days ago


    London, United Kingdom Builders at Gigs Full-time €90,000 - €125,000

    About Gigs At Gigs, we're building the operating system for mobile services—a platform that lets tech companies embed global connectivity into their products effortlessly. Just as Stripe lets any business add a payment button in seconds, Gigs empowers platforms to weave in connectivity—bridging the traditional world of telecom with modern tech. From...

  • Senior/Principal Java Engineer Premium

    20 hours ago


    London, England, United Kingdom JUXT Full-time

    We're looking for Senior and Principal Java Developers with a strong background in low-latency systems to join us on a high-performance trading and real-time data project, for a major financial institution. You'll work on mission-critical applications where performance, scalability, and reliability truly matter 6 the kind of systems that power global...

  • API Architect with .Net Premium

    3 days ago


    London, England, United Kingdom CSI GLOBAL LTD Full-time

    API Architect with .Net Expereince Location : London, UK(Hybrid to office) Inside IR35 Long term contract Role Overview We are looking for a highly skilled : NET API Technology Architect to drive the technical design, structure, and implementation of our enterprise API ecosystem. In this role, you will focus on translating business requirements into...

  • DevOps Engineer Premium

    6 days ago


    London, England, United Kingdom Netcompany Full-time

    Company Description Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees’ Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way...


  • London, United Kingdom State Street Full-time

    Job DescriptionRole Summary :We are seeking an experienced Java API Developer to join our Digital Asset development team. This is a hands‑on engineering role responsible for building and operating secure, resilient API services that power institutional digital asset capabilities—spanning digital custody, tokenization enablement, digital transfer agency,...

  • Backend Engineer Premium

    7 days ago


    London, United Kingdom xAI Full-time £107,000 - £262,000

    SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure....

  • Java Engineer Premium

    7 days ago


    London, City of London, United Kingdom Deloitte Full-time

    Java Engineer - Contract Opportunity at Leading Investment BankContract End Date: December 31st, 2026Location: London (5 days per week)Day Rate: Competitive rate, inside IR35 via Rockford PayrollWe are seeking a highly skilled and experienced Senior Java/Python Engineer to join our dynamic team on a contract basis...

  • Javascript / API Engineer Premium

    7 days ago


    Central London / West End, United Kingdom New Route Recruitment Limited Full-time

    Job DescriptionJavascript/API engineerDo you want to help change the way we view capitalism and raise money for good causes? Do you love making beautiful products that could really change people’s lives? Percent wants to create a world where it’s easy to be good, and our first mission is to drive 1% of global retail spend to good causes.Following our...

  • Lead Software Engineer(Java) Premium

    6 days ago


    London, England, United Kingdom ARQ Full-time

    About ARQ ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges,...


  • London, England, United Kingdom Deutsche Bank Full-time

    Deutsche Bank is a global banking business with strong roots in Germany and operations in over 70 countries. Their large but focused footprint gives an established position in Europe plus a significant presence in the Americas and Asia Pacific. There are four business divisions: the Corporate Bank, the Investment Bank, the Private Bank and the Asset...

  • Technical Lead

    3 days ago


    London, England, United Kingdom Sanderson Full-time

    Role: Technical Lead - JavaLocation: London Area, United Kingdom (Hybrid)Employment Type: Full-timeSeniority: Technical LeadSalary: 90,000 + Bonus Are you a hands-on Java Technical Lead with experience delivering AI-powered solutions at scale? We're looking for a Technical Lead - Java (AI Enabled) to drive the architecture, development, and...

  • Java Engineer Premium

    7 days ago


    London, UNITED KINGDOM Version 1 Full-time

    Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology...

  • Backend Engineer Premium

    7 days ago


    London, United Kingdom M+C Saatchi Group Full-time

    We are looking for a a Backend Engineer to leading our API and database development. In this role, you will own the data layer that powers our platform. This role sits at the intersection of data architecture and backend engineering. You will define how data flows from external sources into our systems, how it is stored, transformed, and optimised, and how...

  • Java Engineer Premium

    7 days ago


    London, England, United Kingdom Solirius Consulting Full-time

    DescriptionAbout Us: Solirius Reply, part of the Reply Group, is a technology consultancy and digital transformation partner that helps organisations solve complex challenges through strategy, design, engineering, and delivery.We work closely with our clients to deliver secure, accessible, user-focused services that evolve with their needs. By combining...


  • London Area, Greater London, United Kingdom VEED Full-time £93,760 - £117,200

    About the company At VEED, we're a generative AI company building the AI video creation platform made for social. It's where millions of marketers imagine and generate branded videos, in minutes. We're powered by frontier models and VEED Fabric, our own image-to-video model. Our APIs also run AI video inside leading creative products. ...


  • London, London, United Kingdom DeepL Full-time US$260,000 - US$350,000

    Meet DeepLDeepL is a global AI product and research company focused on building secure, intelligent solutions to complex business problems. Over 200,000 business customers and millions of individuals across 228 global markets today trust DeepL's Language AI platform for human-like translation, improved writing and real-time voice translation.Founded in 2017...