3 of 3 Permanent Lead Java Engineer Jobs in London

Lead Software Engineer – Java (Digital Consultancy) – London – Hybrid – up to £110K We’re working with a leading UK digital consultancy, rapidly growing across the UK with a headcount of 500+. They combine technical excellence with a culture that genuinely puts people first, delivering innovative solutions across finance, e-commerce, gaming, and more. This is a high-impact … leadership role for a Lead Java engineer ready to shape technology strategy, manage engineering teams, and deliver complex, mission-critical systems for household-name clients. The Role As a Lead Software Engineer, you will: • Take ownership of the design, architecture, and delivery of scalable, high-performance Java-based systems. • Lead technical direction across … innovation and continuous improvement in development processes, cloud adoption, and CI/CD pipelines. • Act as a trusted technical advisor, balancing architectural vision with delivery realities. Tech Stack • Backend: Java, RESTful APIs • Cloud & Deployment: AWS, CI/CD pipelines • Other: Third-party API integrations About You • Extensive experience in Java backend development and API architecture. • Proven track record More ❯

Our client, a pioneering company in the IT sector, is currently seeking a Lead Java Engineer to join their team in London. It is our client's vision to connect the insurance community through market-leading technology. Their commitment to diversity, equity, and inclusion is central to their culture, fostering a positive, collaborative working environment where every … employee can thrive. Key Responsibilities: Playing a lead role in designing, planning, and delivering features and improvements to production Collaborating closely with Architects, Principal Software Engineers, and Technical Leads to evaluate technical trade-offs, shape system architecture, and drive strategic design decisions Documenting architecture decisions and participating in the tribe's architectural governance, providing advice and feedback on proposed … production, responding to change failures, and fixing issues Delivering new customer requirements quickly, reliably, and efficiently Contributing to a continually improving Agile software development framework Job Requirements: Experience in Java Ability to design and develop solutions that enable market leadership whilst improving the current technical estate Skill in mentoring and coaching software engineers Experience working as part of a More ❯

A leading global investment bank is seeking a Java Developer/eTrading Strategist to join its London Rates eTrading team . This front-office role focuses on designing, building, and optimising low-latency Java trading systems that power the bank's global Rates business. The Role You will engineer high-performance Java components for algorithmic execution … with traders, quants, and technologists, you'll deliver production-ready eTrading solutions with a focus on latency, scalability, and resilience . Key Responsibilities Design and implement low-latency, multithreaded Java applications for Rates eTrading. Develop and optimise execution algorithms, smart order routers, and pricing engines . Profile and tune Java applications for GC optimisation, lock contention, and throughput … . Implement real-time monitoring, logging, and alerting frameworks . Partner with quants to integrate pricing models into Java-based trading systems . Conduct rigorous code reviews, testing, and benchmarking . Candidate Profile Degree in Computer Science, Engineering, Mathematics , or related field. 10+ years' experience in Java development within low-latency trading systems . Deep knowledge of Java More ❯