Jobs for java backend developer at London

A tech consulting firm seeks a Backend Java Developer in Birmingham to build core backend services for a Data Fabric platform. Candidates should have strong experience with Java, Spring, and SQL transformations. This role involves working on data governance and performance-oriented backend solutions, ideally in a hybrid environment, offering a salary between...

Wise London is building an Account Insights team and seeks a backend engineer to own end-to-end features like spending summaries and spend controls. You’ll work across a high-throughput stack (Java/Spring Boot, Kafka) to turn millions of transactions into clear, actionable insights.You’ll own components from development to production, collaborate with...

Marks & Spencer is seeking a Senior Software Engineer to evolve the Order Management platform, powering order fulfilment from checkout to delivery, amendments, cancellations, and returns. The role focuses on solving complex fulfilment challenges and modernising enterprise systems within one of the UK’s largest retail operations.You’ll design and own...

Fractal Analytics UK Limited is seeking a Senior Software Engineer to design, build, and support scalable backend services for banking and financial services.You will lead architectures, mentor engineers, and collaborate with product, security, and operations to deliver resilient, cloud-native microservices in a fast-paced, on-site London environment. The...

Job DescriptionJob Title Quantitative Trading EngineerHave you got what it takes to succeed The following information should be read carefully by all candidates.Location LondonCorporate Title Vice PresidentGroup Strategic Analytics (GSA) is part of Group Chief Operation Office (COO) which acts as the bridge between the Bank’s businesses and infrastructure...

The London Metal Exchange in London is seeking a Senior Engineer to join the new technology team supporting the SPM program, delivering production-grade services and APIs.You will design, build, and optimize backend services, collaborate with product, operations and vendors, and champion automated testing, CI/CD and observability to ensure reliable, scalable...

Solirius Reply, part of the Reply Group, is a technology consultancy delivering strategy, design, engineering and delivery to public and private sector clients across the UK.We seek a motivated backend engineer to design and evolve high-performance Java applications, integrate AI/ML models, and build scalable RESTful services within collaborative, agile...

CreateFuture UK is seeking a Technical Lead—Backend to drive Java/Spring Boot services, own delivery direction, and mentor engineers within a hybrid setup. You will work across REST APIs and Kafka pipelines, shape technical decisions, and champion AI‑assisted development to raise quality and speed.The role blends hands‑on coding with client leadership...

JPMorgan Chase is seeking a Lead Software Engineer for the International Consumer Bank. This role involves delivering cloud-based solutions, enhancing software reliability, and leading technology practices within a diverse team. Ideal candidates have substantial back-end engineering experience, particularly with Java and cloud technologies, and excel in...

Goldman Sachs is seeking a backend software engineer to join our embedded or core engineering teams. You will work with Java and Spring, interacting with MongoDB and DevOps tools to deliver reliable, scalable platforms.You’ll collaborate with global teams, designers, data scientists, and cloud engineers in a fast-paced, agile environment. You will...

TwinThread is seeking a Senior Lead Software Engineer in Greater London to deliver end-to-end solutions for cloud-native microservices applications. The ideal candidate will have significant experience in back-end software engineering, specifically with Java and cloud technologies. Responsibilities include ensuring system reliability, optimizing performance,...

A technology-driven company seeks a Java Backend Lead to take charge of backend systems' architecture and delivery. You will guide a team of developers, ensuring high code quality and working on modernizing systems. Candidates should have at least 10 years of Java expertise and strong leadership skills. Key responsibilities include designing microservices...

Salary: £76,340 - £100,340 Per Annum Contract: Full-Time, Permanent Location: Hybrid - minimum 2 days per week in office, Basingstoke/London/Bristol About The Role The Principal Software Engineer (Full‑Stack, Backend‑leaning) is a senior engineer responsible for the backend architecture, data pipelines, and API layer of a new sports technology product,...

A global financial services leader is hiring a Lead Software Engineer to drive innovative solutions and enhance customer experiences. You will work with JVM-based languages (Java/Kotlin) and be part of a team committed to ethical practices and collaboration. The ideal candidate will contribute to developing secure, scalable software while thriving in a...

Overview Out of the successful launch of Chase in 2021, we're a new team, with a new mission. We're creating products that solve real world problems and put customers at the center - all in an environment that nurtures skills and helps you realize your potential. Our team is key to our success. We're people-first. We value collaboration, curiosity and...

At CGI, we’re shaping the future of digital UK Government solutions, building secure, high-impact platforms that improve services for millions across the UK. As a Java Developer, you’ll play a pivotal role in designing and developing scalable, resilient back-end systems using the latest Java and microservices technologies. You’ll collaborate with...

The Senior Software Engineer is a hands‑on individual contributor responsible for designing, building, and operating mission‑critical FX market infrastructure and matching platforms using C++ and Java. The role focuses on low‑latency, high‑throughput distributed systems with strict availability, resiliency, and data integrity requirements. This role...

Lead Java Developer - 12 Month FTC Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014. We believe our work should always leave a legacy for the client. We do this through...

A leading health retailer in London is seeking a Senior Backend Engineer to develop tools that enhance store design and optimize customer experiences. The role involves designing scalable backend services using Java and Spring within a hybrid working environment. Strong experience in backend development, API management, and databases is essential. This...

Senior Java/Python Engineer – SC ClearedLocation: UK – Hybrid, 2 days onsiteClearance: Active SC Clearance requiredContract: ContractRole: Senior Java/Python EngineerWe are looking for an experienced Senior Java/Python Engineer to join a high-performing Agile engineering team delivering secure, highly available and scalable microservices and API...