senior java software engineer jobs in London

Expedia Group is seeking a Software Engineer to design, develop, and deliver high-quality features powering the Credit platform for partners globally, using Java/Kotlin and microservices.You will work with product managers and designers, review code, and contribute to DevOps practices while ensuring reliability and performance across cloud services.This role...

London, United KingdomDev /Full-time /HybridA World-Changing CompanyPalantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more.The RolePalantir...

Would you like to help implement novel approaches to how security engineers learn about the numerous Amazon applications. How about working with customers and peers from the entire range of Amazon's businesses on products that make a real difference in our Amazon Security goals? Whether you're passionate about building highly scalable and reliable systems in...

Company DescriptionWise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed.Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.As part of...

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the EDG Technology Org, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable...

JPMorgan Chase is seeking a Lead Software Engineer in Greater London to join the Equity Derivatives Group. You will be part of an agile team developing innovative software solutions for a market-leading trading platform.The role requires expertise in Java, Spring Boot, and modern software development practices. You will have the opportunity to work closely...

Natural History Museum is seeking a collaborative Software Engineer to build and support backend services, integrations and applications that underpin our digital experiences and business capabilities. You will work with Java Spring Boot, SQL/NoSQL databases, and modern CI/CD pipelines in a hybrid London-based environment.You’ll contribute to designing...

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within the Infrastructure Platforms, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and...

Our vision is to give everyone the belief they can make their move. We aim to make moving simpler, by giving everyone the best place to turn to and return to for access to the tools, expertise, trust, and belief to make it happen.We’re home to the UK’s largest choice of properties and are the go-to destination for millions of people planning their next...

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk.Headquartered in Chicago with offices...

ABOUT TIDEAt Tide, we help SMEs save time and money in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected administrative solutions, from invoicing to accounting.Tide is transforming the small business banking market and now supports over 2 million...

Senior Software Engineer (Go) | Cloud, Kubernetes & AI | London, Hybrid This role does not provide sponsorship. We're partnered with a leading global engineerin firm, delivering flagship transformation programmes for some of the world's largest financial institutions. This is an opportunity to join a high-calibre engineering team building the next generation...

Overview Senior Backend Engineer | London | £120,000 – £180,000 + equity | Platform | AI Systems If you’re more interested in the systems that make AI work than the models themselves, this is where things get interesting. We’re working with a high-calibre startup building an agentic AI product, but the real challenge sits underneath that. This is...

Location: London (x3 days a week onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and development of core product features and services that power an app used by thousands of travellers on a daily basis. As a Senior Java Engineer for an loyalty program team, you will...

G MASS are currently looking for an experienced Software Engineer to join a leading Investment Manager client. This role sits within a core engineering team at the centre of a highly quantitative investment environment, supporting the technology and data platforms that underpin systematic trading strategies and advanced research. You will be working in a...

About Ctrl Alt Ctrl Alt is designing and operating the on-chain infrastructure powering digital capital markets globally. We bring together a unique blend of expertise in financial markets and cutting‑edge in‑house technology to deliver tailored, compliant solutions in the alternative assets space. Since launching in 2022, we’ve tokenized over...

6 month contract initially, Outside IR35, Fully remote role (UK/Europe)A leading global consumer technology company is building products that prioritise safety, equity, and meaningful user experiences. They are seeking a Senior Backend Engineer with strong technical judgment, a high sense of ownership, and the ability to drive work forward even when...

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s...

Job DetailsDate Posted: 2026-09-24 Country: United Kingdom Location: London, London, City of Position Role Type: Onsite Senior Software Engineer Location: London Permanent Onsite Due to the interesting work we do and the sector this team is working in, we require all candidates to hold an active eDV clearance for this role.About usAt Raytheon UK, we take...

Help us use technology to make a big green dent in the universe! Kraken powers some of the most innovative global developments in energy. We create the technology that redefines utilities and unlocks a new energy system of the future. By optimising renewable generation, building a more intelligent grid, and empowering utilities to deliver an exceptional...