java jobs in London

Backend Java Developer – Data Fabric / Platform Engineering Location: London (Hybrid)Employment: PermanentSalary: £70,000 – £90,000 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...

Xantura in the United Kingdom is seeking an experienced Senior Java Developer to join the engineering team and help design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across the UK.This hands-on senior role focuses on scalable backend systems, improving reliability and performance,...

SoCode Recruitment is partnering with a global consultancy delivering software engineering and transformation services across multiple sectors, notably banking and financial services. We are expanding the Software team and seeking Java Developers to contribute to mission-critical projects.Candidates should have banking/trading/finance sector experience and...

Berenberg is seeking an Algorithmic Trading Engineer for their Innovation & Technology department in London. In this full-time role, you will design and build Java engines for algorithmic trading while contributing to high-quality, real-time trading desktop solutions.The ideal candidate has strong Java skills, an understanding of equity trading in Europe,...

A leading financial services firm is seeking a developer to work on key projects for their Equities business in London. This role involves supporting front-office trading teams and local middle office functions, along with developing applications critical to client reporting and trading operations. The ideal candidate will have 4-10 years of experience in...

Citibank (Switzerland) AG is seeking a senior Low Latency Java Engineer in London to lead Java-based, microservices-driven architecture in a high-performance trading environment. You will work within Citi Tech's London-based High Performance Architectures (HPA) team on low-latency frameworks and market data systems, driving efficient, scalable solutions.The...

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted market-leading technology products using modern technologies and industry best...

AND Digital ищет разработчика программного обеспечения для работы над крупными проектами и улучшения качества кода. Роль предполагает коллаборативную работу с клиентами и командами, применение...

Grid Dynamics in London is seeking a Senior Java/Kotlin Engineer to re-engineer Prime Finance trading and post-trade systems within a live production environment. You will design, develop and deploy resilient services in Java and Kotlin, collaborating with stakeholders to modernise legacy components and deliver complex financial workflows.The role requires...

Grid Dynamics is seeking Senior and Principal Java Developers to work on a high-performance trading project for a major financial institution. Candidates should have deep knowledge of Java and the JVM, strong experience with low-latency systems, and familiarity with microservice architectures. You’ll be part of a dedicated team working on challenging,...

Tesco UK is building a robust, internet-facing HTTP API powering pricing and promotions across all Tesco channels. You will design and implement end-to-end JVM-based systems, translating product requirements into maintainable code while following TDD/BDD practices.Join a collaborative culture with pair programming, code reviews via GitHub, and a strong...

Company DescriptionExperian is a global data and technology company, powering opportunities for people and businesses around the world. We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more. Experian invests in people and new advanced technologies to unlock the power of data. We have...

Citigroup Inc. in London’s technology division is seeking a senior Low Latency Java Engineer to design, implement and optimise high-performance trading systems.You will work on microservices-based architectures with Java, C++, and Rust, focusing on ultra-fast response times and scalable data handling. Join a specialist team that delivers cutting-edge...

HCLTech is a global technology company seeking a skilled Java microservices engineer in London. The role focuses on designing, developing, and maintaining high-performance microservices using Java 17 and Spring Boot, with reactive WebFlux and REST APIs.You will collaborate across teams to deliver end-to-end solutions, implement event-driven messaging with...

Our vision is to give everyone the belief they can make their move. We aim to make moving simpler, by giving everyone the best place to turn to and return to for access to the tools, expertise, trust, and belief to make it happen. We’re home to the UK’s largest choice of properties and are the go-to destination for millions of people planning their next...

DescriptionAre you ready to elevate your impact and shape the future of financial technology? At JPMorganChase, you’ll collaborate with talented colleagues to deliver trusted, market-leading products. You’ll have opportunities for career growth, work on complex projects, and contribute to a culture that values diversity and inclusion. Your expertise will...

JPMorganChase is seeking a Senior Lead Software Engineer in the Data Platforms team within the Chief Data & Analytics Office. You will drive the engineering of metadata, meta-modelling, and distributed systems, delivering secure, scalable technology products in a cloud environment.The role requires deep Scala/Java expertise, experience with AI-assisted...

You're ready to leverage your skills and experience to lead, mentor, and drive innovation — and we have the perfect software engineering opportunity for you. If you thrive in collaborative environments, champion continuous learning, and are excited about the evolving possibilities of AI, we'd love to hear from you. As a Lead Software Engineer at...

Morgan Hunt UK Limited is recruiting a Senior Full Stack Java Developer for a 6-month contract (likely extension) with a UK remote arrangement. You will join a government organisation, working in an Agile, cross-functional delivery team to build cloud-native applications using Java 21, Spring Boot, React, Next.js, OpenShift, PostgreSQL and...

Selby Jennings is seeking an experienced Software Engineer in London with strong Java backend development to join a leading hedge fund's team. The role involves building highly available, low-latency systems that process millions of transactions per second and advancing automation across the business.You will design, develop, and deploy solutions for...