java software engineer jobs in London

A global technology company is looking for a dedicated backend engineer to join their team in London. You will drive the technical vision for the backend solution powering the recipient management product, collaborating with an agile team focused on delivering top-notch customer experiences. The ideal candidate has experience in Java 8+, distributed systems,...

Rightmove is seeking a software engineer to design and deliver new features in a hybrid London-based team. You’ll work on in-house apps and microservices, collaborating with product and engineering to balance performance and scalability.You'll lead complex projects, champion TDD and modern CI/CD practices, and mentor junior engineers while driving...

Avanti Recruitment Limited is seeking a Senior Java Fullstack Engineer to join an established software company in Central London. You will work on large-scale enterprise applications, delivering robust, scalable software across backend and frontend, with a strong focus on modern technologies and continuous improvement.The role is hands-on and technical,...

Korn Ferry is seeking an experienced Java Low Latency Full Stack Engineer to join a high-performing technology team responsible for the development and enhancement of critical market-facing platforms. The role focuses on developing resilient, scalable applications using Core Java and C++ within a low-latency, high-performance environment.The successful...

Nomura is seeking a Senior Java Software Engineer - Vice President in London to lead end-to-end platform initiatives within Global Markets IT, Equities IT, and Prime Brokerage initiatives. The role combines hands-on coding with strategic technical leadership, driving testing-first practices and incident management across complex systems.You will mentor...

ITRS Group is seeking a Senior Java Software Engineer in London to join the Platform Team. You will work on a core platform of distributed services that ingest and transform observability data for visualisation, analytics and integrations.This is a permanent, full-time role with a hybrid working model from our London office. You will contribute across the...

A leading tech recruitment firm in London is looking for a Senior Engineer specializing in AWS and Java. You will design and build serverless features, mentor junior engineers, and lead code reviews. The ideal candidate has experience with distributed systems and a collaborative mindset. This role offers a competitive salary of up to £85,000 and a hybrid...

Rightmove is seeking a Java Engineer to join our Native Apps engineering group. You will develop high-quality, scalable services powering our iOS and Android apps, work with a cross-functional team, and promote automated testing and a thoughtful, test-driven approach across the team.You’ll design APIs, review code, mentor others, and contribute to...

We are on the lookout for a Senior Software Engineer to join our Elasticsearch team and focus on ensuring that the shared platform functionalities of Elasticsearch are easy to use, performant, maintainable, and secureThe team’s mission is to create foundational infrastructure and shared functionality that enables engineers to develop, extend, and support...

Macquarie Group in London is seeking a Java Engineer to design, develop, and maintain robust Java applications and microservices supporting confirmations and settlements for multiple asset classes, with real-time data streaming, cloud deployments, and containerisation.You will collaborate on frontend as needed, contribute to system health, and benefit from...

Nexus in London seeks an experienced Azure-focused developer. You will design and implement solutions using C# or Java on Azure, integrate with data services, and manage ETL processes. You will work with REST/SOAP, JSON/XML, and BI tools in a hybrid, permanent role.Required 4–6 years in related areas, strong Azure experience, and CS/SE degree. The role...

Korn Ferry is looking for an experienced backend engineer to design, develop, and maintain server-side APIs for large-scale mobile applications. You will work across teams to define scalable solutions and contribute to CI/CD pipelines while ensuring performance and reliability.Requirements include strong Kotlin/ JVM language skills, REST and GraphQL API...

J.P. Morgan is seeking a Software Engineer III (Java/Python) to join the Commercial & Investment Banking Emerging Markets Team in London. You will contribute to building secure, scalable, production-ready software and participate in agile development, code reviews, testing, and deployment.The role emphasizes high-quality production code, AI-assisted tooling,...

Luxoft is seeking a senior Java engineer to join its global tech team, delivering high-performance, low-latency platforms for real-time processing. You will work on event-driven and reactive systems, optimize JVM performance, and push memory and networking boundaries on Linux.You will apply advanced profiling, GC tuning, and concurrency techniques to meet...

A financial services client is seeking a Senior Back-End Developer skilled in Java Microservices to work primarily onsite in London. You will design and maintain critical back-end components in a microservices architecture, collaborating with teams to deliver high-performance applications. This role requires expertise in Java, Spring Boot, and blockchain...

A leading technology recruitment firm in the UK is seeking an Engineering Manager (Java AI) to lead a team of AI Engineers. This role requires strong technical leadership skills and a solid background in software engineering, particularly in Java and modern architectures. The successful candidate will work in a hybrid environment with a focus on AI tools,...

HCL Technologies Limited is seeking a Lead Java Engineer - Full Stack Developer to join our RMS Trade Processing platform in London. You will contribute to a strategic, fintech-focused system handling complex OTC derivatives across the trade lifecycle, from booking to settlement, using Java, Spring Boot, and React.You will drive architecture decisions, own...

Elsevier is seeking a Software Engineer III to design and develop scalable Java and JavaScript applications within the Identity & Access Management platform. You will help operate a high-availability identity service on AWS ECS/EKS, implement code with CI/CD pipelines, and participate in AI-assisted development workflows.The role emphasizes collaboration in...

J.P. Morgan Chase is seeking a Software Engineer III for the International Consumer Bank initiative. You will contribute to cloud-native microservices and work with a distributed, diverse team to deliver robust banking solutions.Join a regulated financial services environment with opportunities across fraud prevention, identity services, payments, and...

Avanti Recruitment Limited in Central London is recruiting a Senior Java Fullstack Engineer to join an established, international software company. You’ll design, develop and enhance enterprise-grade applications using Java, Spring Boot, and modern frontend frameworks.The role is hands-on and technically focused, spanning backend and frontend work, with...