java developer jobs in London

Contract Company Description Vertex Solutions is a specialist technical recruitment company which works with some of the Europe's brightest and most innovative technology companies within Research, Development and Science. Since 1997, we have helped to build talented teams of Engineers (Software, Hardware and IT/Network Support) and scientific staff from...

About CitiAs the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cultures, and we invite you to come and join us!Citi’s...

Skills and ExperienceYou possess strong development experience in Java and Kotlin. You have familiarity with Agile processes and Test-Driven Development (TDD).Technical ExpertiseYou understand Computer Science, Object-oriented Programming (OOP), Design Patterns, Data Structures, and Algorithms. Knowledge of additional technologies such as Scala, React,...

ОписаниеGlobalLogic is a digital engineering partner to major companies, helping create digital products and experiences and transforming businesses through intelligent products, platforms, and services.ЗадачиDevelop knowledge of the platform across business, applications, data, and infrastructure disciplinesLiaise with principal engineers,...

CGI is seeking a Senior Full Stack Developer to help shape digital services supporting access to justice across the UK. You’ll own reusable tech built to onboard faster, integrate consistently and operate reliably, using Java and Angular to tackle complex challenges.This hybrid role works with a UK Government Department client, and requires UK Security...

OverviewUneek have partnered with a leading energy company who provide cutting-edge cleantech solutions in their search for a Senior SDET to join their team. Their mission is to help utilities transition to a more sustainable, customer-focused future.Senior Software Development Engineer in Test (Java & Selenium) – you will design and maintain robust test...

Vertex Solutions is seeking a Java Developer for a landmark digital banking project in Europe. You will join a team building a brand new banking platform from a clean sheet, delivering robust Java solutions that power a next-generation financial service.Work in a fast-paced, high-impact environment with clear opportunities to progress, learn, and influence...

CGI is seeking a Java Developer to design and build scalable, secure back-end services for UK Government programmes. You’ll work in a hybrid setup, collaborating with skilled professionals who own their work and pursue continuous learning. A UK Security Clearance or eligibility is required to participate in sensitive projects.Join an open, supportive...

Cerillion in London is seeking a Senior Developer to join our Software Engineering team. You will design, develop, and deliver enhancements to Cerillion’s core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems.The role focuses on Java-based technologies, Spring Boot, RESTful...

Nomura в Великобритании, Лондон, ищет опытного Java-разработчика для работы над платформой Onyx Risk в рамках глобального отдела риск-менеджмента. Ваша задача — анализировать бизнес-требования с...

Nexus Jobs Limited in Central London is seeking a Front End Developer with Java and 3–5 years of solid development experience for a 3-month assignment. The role requires strong skills in HTML5, CSS, JavaScript, and jQuery, with familiarity with social APIs such as GIGYA and AJAX/JSON. OO design and web debugging are essential.The candidate should be adept...

Auxo Talent is seeking a Senior Java Developer for a 6-month contract in London. The role is Hybrid, requiring 2 days in the office per week. You will contribute to Java-based projects, focusing on scalable back-end services and customer-facing applications.The ideal candidate will have strong experience with Spring Boot, microservices, and distributed...

AND Digital in London seeks a Java Developer to work on large-scale enterprise projects in a hybrid setup (on-site 1-2 days a week). You’ll build high‑quality software using Java, SpringBoot, AWS and MySQL, champion technical vision, and collaborate with multidisciplinary teams.A minimum of two years’ professional experience is required, with a focus...

WorldFirst in London is seeking a passionate Junior-Mid Java Developer to design, develop, and deliver scalable Java-based applications. You will write clean, efficient code and work to troubleshoot issues while collaborating with cross-functional teams to refine requirements and deliver solutions.You'll contribute to code reviews and maintain high-quality...

London iSAM is an innovative, financial technology firm specialising in quantitative trading, comprised of iSAM Funds and iSAM Securities. iSAM Securities regulated by the FCA, SFC, and CIMA registered, is a leading algorithmic trading firm and trusted electronic market maker, providing liquidity, technology and prime services to institutional clients and...

Senior/Principal Java Developer - Low Latency - Financial Services 1 day ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. We are looking for low-latency Java Developers to join our clients FX eTrading team. The developers will be on a low-latency drive, finding and eliminating sources of long-tail latency...

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...

We are looking for a talented and experienced full stack developer with experience in Finance process within Investment banking for one of our global investment banking clients Primary task would be to Design and develop responsive, high-performance front-end applications using React 18 and TypeScript for trading desks and risk reporting teams. Build and...

Jefferies in London seeks a technically oriented engineer to join the Equity technology team, focusing on developing and maintaining the Equity Swaps platform for front and middle office users across time zones.You will collaborate with business partners and analysts to deliver the strategic book of work and support day-to-day operations, writing...

Nexus Jobs Limited in London is seeking a Java Developer with Liferay to join a permanent, on-site role in Stratford. You will design and develop Java Enterprise applications, with strong Liferay/J2EE experience.You’ll lead teams of varying sizes, collaborate with clients and colleagues to deliver projects on time, and apply Agile principles to ensure...