java software engineer jobs in London

Why Faculty?We established Faculty in 2014 because we thought that AI would be the most important technology of our time. Since then, we’ve worked with over 350 global customers to transform their performance through human-centric AI. You can read about our real-world impact here.We don’t chase hype cycles. We innovate, build and deploy responsible AI...

We re really lucky to have an Engineering team spread across three jurisdictions working on the Hnry product. While that gives us the opportunity to hire great people globally, we re super keen to hear from those interested in joining our team in London. We re really proud of the team we ve built so far and we re always keen to connect with great engineers...

Principal Engineer - Software Engineering (Specialist Software) Frimley based role (Hybrid working) £67.47 per hour Umbrella Inside IR35 12 Month Contract initially.This is a great opportunity to work within one of the UK's leading Defence organisations based in Frimley. The role is working on a hybrid basis 2-3 days per week on site.We are seeking an...

ROLE PROFILE: CDSClear is responsible for clearing Credit Default Swap (CDS) indices, single names and options across European, US and Asian markets.Risk is a core capability of the service, supporting intraday and overnight batch margin calculations, member‑facing what‑if simulations, and pricing analytics. This contract role sits within CDSClear Risk...

Our client, a growing software solutions company within the Aviation and Military sector, are looking to expand their engineering team and seeking a C++ Software Engineer. This is an opportunity to be part of a trusted team that values innovation, ownership, and collaboration and expand your knowledge, within a stimulating environment. The role will...

Who we’re looking forPublic Markets is transforming how technology, data and AI create investment advantage. We are building an AI-native investment platform that combines investor judgement with modern engineering, proprietary data and increasingly agentic capability.We are looking for a talented software engineer who is excited by solving complex...

About the Team We are looking for a Software engineer with strong record in software development and interested in developing services for one of the most internationally used data resources in biological science, UniProt. Our team is very dynamic and interdisciplinary comprising talented and enthusiastic software engineers and bioinformaticians working...

**Software Engineer III (Java & JavaScript)****Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript?****About the team:**You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build and operate a...

Senior Low Latency Java EngineerThis is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and...

Senior Low Latency Java EngineerThis is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology Team. The overall objective of this role is to lead applications systems analysis and programming activities.The role is to provide senior, low-latency systems and...

At Legal & General, we're looking for an experienced Engineering Manager to lead and develop a high-performing engineering team while remaining hands‑on in the delivery of modern software solutions. This is an exciting opportunity to shape technical direction, drive engineering excellence, and create an environment where people can thrive. You'll work...

We are looking for talented software engineers to join our London trading technology teams to build the next generation of crypto trading systems.You will have a strong server-side Java development background, with experience in one or more of order management systems, market connectivity, low latency messaging or price distribution. You will have the...

📍 Hybrid-Remote: City of London (1-2 days per week) Did you know conditions like Dementia and Parkinson’s disease affect millions globally, yet care is still largely reactive? We’re working with a pioneering startup changing that. This team is building the world’s most advanced neurological monitoring platform turning everyday smartphones into...

Daemon Solutions Ltd. in Greater London is seeking a Consultant focused on software engineering, particularly with Java and/or React. The successful candidate will be a critical part of the Daemon Engineering team, working on innovative projects and collaborating with senior and junior colleagues.This role emphasizes effective communication, organized work...

Role OverviewThis role focuses on building and enhancing electronic trading systems used in fast-paced capital markets environments. You’ll develop backend services that support high-volume trading, working closely with product and trading stakeholders.Key ResponsibilitiesDevelop backend services using JavaEnhance performance, scalability, and...

Full Stack Engineer (React / TypeScript / Java) Up to £85,000 + Benefits Hybrid Working London 2 Days per Week in Office We're working with a fast-growing WealthTech business that is transforming the way individuals and families engage with their finances through innovative technology and exceptional user experiences. They're looking for a Full Stack...

About Client A FTSE 250 global fintech company headquartered in London with a presence in 18 countries and five continents. Their award‑winning products and platforms empower go‑getters around the world giving them access to over 19,000 financial markets. Mode of working: Hybrid (2‑3 days from London office) What you will need for the role Java &...

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software Engineering at Client-Server Engineering Manager (Java AI) London / WFH to £140k Are you a technical leader with a strong...

Role OverviewThis role focuses on building and enhancing electronic trading systems used in fast-paced capital markets environments. You’ll develop backend services that support high-volume trading, working closely with product and trading stakeholders.Key ResponsibilitiesDevelop backend services using JavaEnhance performance, scalability, and...

Who We AreGalaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and...