10 of 10 Java Software Engineer Jobs in London

Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with a java base This is an AVP Banking front office Full Stack Software Engineer which is primarily … GUI focused on React, 70% and some back end with Java 30% This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects This role will be interviewed in December, and offer out in January Position Description Derivatives Front Office Full Stack Application We're looking for a More ❯

Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with a java base This is an AVP Banking front office Full Stack Software Engineer which is primarily … GUI focused on React, 70% and some back end with Java 30% This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects This role will be interviewed in December, and offer out in January Position Description Derivatives Front Office Full Stack Application We're looking for a More ❯

Java Software Engineer Java, J2EE, Spring, React, Node, SpringBoot, Hibernate, RabbitMQ, SQL We are seeking a Java Software Engineer with at least 5 years experience of working in a SaaS production environment. Our client is a leading provider of investment and wealth management solutions where you will joining a team of five who … actively support the development, enhancement and troubleshooting of Java applications. To be considered for this role you will need previous experience supporting financial applications in a production environment. Essential Skills: Technical experience with designing systems utilising OOAD, SOA, Java, J2EE, Spring, React.js, Node JS, Hibernate, SOAP/REST web services using XML/JSON, Spring security, SpringBoot and More ❯

Java Software Engineer Java, J2EE, Spring, React, Node, SpringBoot, Hibernate, RabbitMQ, SQL We are seeking a Java Software Engineer with at least 5 years experience of working in a SaaS production environment. Our client is a leading provider of investment and wealth management solutions where you will joining a team of five who More ❯

Java Software Engineer Java Software Engineers needed for a fast growing payments company on a mission to make global transactions faster, smarter, and more reliable. Their platform powers real-time financial interactions for businesses across the world, and we’re scaling rapidly. The Role: As a Java Engineer, you will design and develop … architects, and product specialists to innovate and deliver robust solutions within a modern cloud-native environment. What You’ll Do: Build and maintain reactive, event-driven services using modern Java and frameworks such as Spring WebFlux or Project Reactor Design scalable Microservices that support high-throughput payment workflows Collaborate with other engineers to optimise system performance and reliability Contribute … to architectural decisions and technical roadmaps Write clean, testable, and well-documented code What We’re Looking For: Strong experience with Java (11+) Hands-on experience with Reactive programming (WebFlux, Reactor, Akka, Vert.x, or similar) Solid understanding of Microservices, distributed systems, and event-driven architectures Experience with cloud platforms (AWS, GCP, or Azure) Knowledge of CI/CD pipelines More ❯

Java Software Engineer Travel company seek Java Software Engineers to join their London-based engineering team and help them shape the next generation of digital travel solutions that connect millions of customers to unforgettable journeys. What You’ll Do: Design, develop, and maintain Java-based applications using Spring Boot Collaborate with cross-functional teams … to deliver high-quality, customer-focused solutions Participate in all stages of the software development lifecycle — from concept to deployment Write clean, efficient, and testable code while contributing to best practices and continuous improvement Work within a modern cloud environment, supporting our global platform growth What We’re Looking For: Proven experience in Java (11+) and Spring Boot More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and … enhancing high-performance, scalable financial applications. This is a fantastic opportunity for an ambitious developer with experience in Java and a passion for the financial sector. The role follows a hybrid working model, with 2-3 days per week in the office. Key Responsibilities: Design, develop, and maintain high-quality Java-based applications for financial services. Collaborate with … cross-functional teams to deliver robust and scalable software solutions. Ensure code quality, security, and performance standards are met. Work on both greenfield and existing applications, improving architecture and implementing best practices. Troubleshoot and resolve complex technical issues. Participate in code reviews and provide constructive feedback. Stay updated with the latest financial technologies and industry trends. Key Requirements: Based More ❯

eFX Software Engineer (Ultra-Low Latency Java) Hybrid/Remote - London Up to £160,000 + Bonus + Benefits We're supporting a major financial services organisation hiring an eFX Software Engineer to build and optimise ultra-low-latency trading systems used across global FX markets. If you're a high-performance Java engineer … opportunity. What you'll work on: Engineering sub-40μs latency eFX systems with high throughput and fault tolerance Designing real-time pricing, risk and trading components Evolving low-latency Java patterns (lock-free, low-GC, CPU/cache optimisation) Working closely with quants, traders, architects and senior engineers Influencing technical strategy across distributed, performance-critical systems What we're … looking for: Strong experience in low-latency Java within trading, eFX or electronic markets Deep understanding of networking (TCP/UDP/FIX), Linux tuning, performance profiling Background in designing high-performance architectures and distributed systems Strong grasp of FX pricing, risk, and trading workflows Solid engineering fundamentals: testing, CI/CD, API design, automation Why join? Work on More ❯

Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a dynamic financial technology team in London. You will play a key role in developing, maintaining, and More ❯

Contract Role: Senior Software Engineer (x2) Rate: Up to £375/day (Inside IR35) Location: London - 1 day a week onsite Duration: ASAP - 31 March 2026 We're building a brand-new engineering team to modernise and futureproof Media Services products. This is your chance to join a major legacy replacement programme, tackling technical debt and designing cloud … native components that will drive scalable, high-performing systems. What You'll Do: Design and implement new, cloud-native solutions to replace legacy components Work in Go and Java microservices within an AWS-native environment Apply DevOps practices, automating CI/CD pipelines and applying CDK to build infrastructure-as-code Champion Test Driven Development for reliable, high-quality … delivery Collaborate with talented engineersonsite in London once a weekto shape modern ways of working What You'll Bring: Strong Go (Golang) engineering experience Solid background with Java microservices Expertise in AWS, particularly CDK Hands-on DevOps and CI/CD pipeline knowledge Proven record with component migrations and TDD If you're an engineer who thrives on More ❯