Jobs for java software developer at London

We are looking for Java developers, from experienced seniors to hands-on principal engineers, to join long-term greenfield projects with a leading financial institution in London. You will be part of small, high-calibre engineering teams delivering strategic rebuilds and modernisation projects, replacing legacy systems with clean, cloud-aligned solutions...

Role ProfileThe successful candidate for the Engineer, Post Trade role, will be working with the Director Technical Delivery Solution and Delivery, will form part of a team building a complex, ground-up cloud-based critical market infrastructure service in a bold new venture for LSEG.  This opening requires a candidate who takes great pride in delivering...

Global technology & software product company operating in the observability and monitoring space, is looking for a Senior Java Software Engineer to join their Platform Team in London. You'll help build the distributed services that sit at the core of their product, ingesting and transforming data at scale so it can power a range of analytics and monitoring...

Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology...

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...

Senior Java Developer Location: Fully Remote, with quarterly team meet-ups Salary: £85,000-£110,000 + performance-related bonus About the Opportunity Our client is a growing financial technology business developing software solutions for organisations operating in complex financial environments. Due to continued growth and new client wins, they are...

hackajob is partnering directly with Version 1 to hire for this role.Company Description Version 1 has celebrated30 yearsinbusinessand continues to be trusted by global brands to delivertechnology and transformationsolutions that drive customer success. Ourdeepexpertiseenables our customers to navigate the rapidlyevolving technology landscape. We foster...

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life...

Salary: up to £200k base + bonus Summary Tech-savvy algorithmic trading firm looking to hire a Java Developer to help develop and operate the off-exchange trading system and products. This is a superb opportunity for a well-organised and pragmatic engineer with a passion for concise, efficient code to join one of the only Java teams you will find in HFT. A...

Role ProfileThe Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market‑infrastructure service within the Equities platform, with a strong focus on AWS cloud‑native development. Reporting directly to the Senior Technical Delivery Engineer, Post Trade, the successful candidate will be responsible for designing,...

Accepting applications until: 28 August 2026Job DescriptionYour Role: Senior Java DeveloperWe’re looking for an experienced backend engineer with a passion for technical excellence and improving user experiences. You’ll join our DAX engineering team, working on our ad server platform and related products that power campaign delivery at scale. This role...

A leading Investment Bank is recruiting for an experienced Java developer to join the Digital Banking group on a multi-year digital transformation programme.The role will be to work on the design and development of customer facing web and mobile application.Required skills:Core Java, SpringAWSMicroservicesAutomation, Agile, Devops, CI/CDRESTCloud...

DescriptionAbout Methods: Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we apply our skills in transformation, delivery, and collaboration from across the Methods Group, to create...

Job DescriptionDeveloper (PHP/Java)London6-12 monthsOutside IR35Specialist will be part of a Public Protection Directorate Project team working on Reporting services, making use of existing tech stack like PHP, Symfony framework, PostgreSQL. Specialist will be required to work with multiple development, support teams and existing vendor to understand legacy...

Our client is in the Insurance sector and is looking to grow their team with a Java Senior Developer. This role will have a big focus on Agentic Development and is 2 days a week in London.Client DetailsOur client is in the Insurance sector and is looking to grow their team with a Java Senior Developer. This role will have a big focus on Agentic Development...

Principal Java Developer We are seeking an experienced and opinionated Principal Java Engineer to join our high-performing engineering team, working on low latency, high-throughput systems in the payments processing domain. This hybrid role is based in the UK and offers the opportunity to build scalable, real-time services using modern technologies.If...

Job DescriptionJava Developer (React)Location - LondonOn-Prem 3 Days per WeekTalan is looking for a talented Java Developer with React experience to join our team delivering cutting-edge Front Office solutions within Global Markets environments.You will play a key role in designing and enhancing regulatory, alerting, and sales enablement platforms,...

Company DescriptionVertex 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 graduate...

Company DescriptionVertex 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 graduate...

Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance, legal to digital, sales to marketing, Universal Music is the place to grow and develop your career within a truly commercial and innovative business that leads in everything it does.Everyone is welcome to...