java j2ee developer jobs in London

Job DescriptionJoin us on the Graphite team, where you can help deliver a best-in-class payments processing platform that powers global expansion. You will work on mission-critical systems, leveraging your passion for technology and AI to create high-performing, low-latency solutions. Experience the excitement of building impactful products that support...

Role An opportunity exists for a technically oriented individual to join the Equity technology team in London. The role will focus on developing & maintaining our Equity Swaps platform – supporting front and middle office users in multiple time zones. The successful candidate will collaborate with business partners, analysts and stakeholders across the...

Application Support EngineerAbout MillenniumMillennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a...

AI is fundamentally changing how developers write, understand, debug, and maintain software. At JetBrains, we're exploring what an AI-native development experience should look like for C++ developers. We are looking for a senior technical leader to help shape this future by building AI-powered workflows, integrating coding agents into developer tools, and...

About the Business: LexisNexis Risk Solutions is the essential partner in the assessment of risk. Within our Business Services vertical, we offer a multitude of solutions focused on helping businesses of all sizes drive higher revenue growth, maximize operational efficiencies, and improve customer experience. Our solutions help our customers solve difficult...

***Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a...

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. We’re building the core backend services of a Data Fabric platform that governs data access,...

Software Engineer – Lead/Senior (Backend)Ksubaka brings moments of joy to shoppers.  We provide delightful bite-size gamified advertising on our network of in-store playSpots, with which shoppers can play for a minute or so, and in the process learn all about the advertising brand’s benefits, and even receive coupons on their mobile phone.  Ksubaka...

Join a high-performing engineering team building the next generation of workflow automation platforms within a global investment banking environment. This team is focused on transforming complex, manual post-trade processes into intelligent, automated workflows. By combining modern software engineering, workflow orchestration and AI-powered document...

Software EngineerCyprusUp to 75,000 Plus BonusRelocation is offeredQuant Capital is urgently looking for a Software Engineer to join our high profile client.Our client is a $10 billion strong Hedge fund with performance figures of 18%.You will be joining a cutting edge technology for a top quantitative Investment Manager. Success is founded on the...

Python Data Engineer – Investment Management90k, Bonus, 3 days a week in the office.Quant Capital is urgently looking for a Python Data Developer to join our high profile client.Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource variety as well as scalability and robust performance (much like their...

About 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 deep technical...

Senior Java Developer (Low-latency) - Energy Trading - Contract - Outside IR35 An energy trading company are looking for an experienced software engineer to join their Trading Technology team and help build the core platform that powers their trading business. This role focuses on the foundational components of the trading stack, including: Venue and...

AI is fundamentally changing how developers write, understand, debug, and maintain software. At JetBrains, we're exploring what an AI-native development experience should look like for C++ developers. We are looking for a senior technical leader to help shape this future by building AI-powered workflows, integrating coding agents into developer tools, and...

ROLE TITLE: Tester LOCATION: Manchester or London (3 days per week on site with some weeks 5 days) LENGTH: 12 months SALARY: £41,000 to £45,000 per annum ** 5 Years UK Residency AND based in UK ** Role Overview We are actively looking to secure a Tester to join Experis. Experis Consultancy is a Global entity with a well-established team with over...

Java Engineer – Institutional Trading | London | HybridI’m working with a leading global fintech that is expanding its institutional trading technology team and looking for a Java Engineer to help build a new generation of high-performance trading APIs.You’ll join a team responsible for connectivity between institutional clients and global markets,...

Data Analyst | Public Sector Digital Transformation Location: Remote with occasional travel to client sites as required Contract: Initial 6-month contract with rolling extensions Rate: Up to £435 per day (Inside IR35) Clearance: BPSS required The Opportunity We are supporting a major public sector digital transformation programme and are seeking an...

Do you enjoy designing and developing scalable, high-performance applications using Java and 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...

About Millennium Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors. Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed...

We're expanding a successful sports quant strategy. We're looking for quantitative analysts and traders who have the skills to identify value signals, develop strategies to exploit those signals, back test them, operationalise those strategies, and manage risk live in real time. The ideal candidates will be able to deliver all stages of the strategy...