senior java full stack developer jobs in London

BNY is seeking a Senior Associate, Full-Stack Engineer in London. In this role, you will design and maintain backend services while collaborating on frontend development. Key responsibilities include delivering secure, scalable systems and contributing to performance enhancements.Required qualifications include proficiency in Java, knowledge of...

Falconsmartit in London is seeking a Senior Java Developer with Solace to join a hybrid team in permanent role. You will design, develop, and maintain Java applications using Spring Boot and Solace, integrate with internal and external systems, and implement RESTful APIs and microservices.The ideal candidate has 7+ years of experience, strong testing with...

Eames Consulting Group seeks a Senior Full Stack Engineer to join a product-focused team building customer-facing digital solutions. You will own delivery across the full software lifecycle, designing, developing and deploying modern cloud-native applications on Microsoft Azure.You will collaborate with Product, Design and Engineering to build across...

Currence is an AI-native market intelligence company focused on clean, cheaper and faster energy solutions. We’re a hybrid team with London headquarters and a strong global presence, seeking engineers who can work across Python/Django, React/TypeScript, and data storage layers in a fast-paced startup environment.Join a product-focused engineering team and...

Online Filings is seeking a Senior Software Engineer to architect and develop our next-generation web application and API. This role requires technical leadership, hands‑on development, and mentoring of junior developers to ensure scalability, security and performance.If you are passionate about software development, enjoy solving complex problems, and are...

VIQU Limited is seeking a Full Stack Engineer for a contract role in the UK, delivering across the stack from Python back end to TypeScript front end. The role involves on-site work in secure, air-gapped environments and close collaboration with customers and senior engineers.You will own features end-to-end, implement CI/CD, and help harden security while...

As a Senior Full Stack Software Engineer at Cabiri, you will play a crucial role in designing, developing, and maintaining our software solutions. You will work collaboratively with cross‑functional teams, utilizing your expertise in both front‑end and back‑end technologies to create scalable and high-performance applications. The successful candidate...

Zapp is hiring a senior full-stack engineer to own end-to-end development for iOS, Android, and web experiences. Join an AI-first company building rapid, customer-focused solutions with NestJS, React, and GraphQL.You’ll work across backend, web, and infrastructure, and bring AI into daily workflows to ship impactful features. We value curiosity, energy,...

Dare, based in London, is seeking a senior Full-Stack Engineer to join the Software Engineering team. You will own features end-to-end across UI, services, and data layers, building with React on the frontend and a modern backend stack.You’ll contribute to architecture, write robust code, and support real-time analytics for trading activities. You will...

JPMorganChase is seeking a Software Engineer III to join the Infrastructure Platforms, Data Center Services team. You will design and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) services, ensuring secure, high-quality production code and scalable architectures.You will mentor junior engineers, participate in...

About the companyThis early-stage artificial intelligence company is transforming how field professionals collect information, make decisions and produce reports. Its technology helps automate manual documentation for work related to the safety, maintenance and operation of infrastructure and other physical assets.The company’s mission is to make data...

Who are we?Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve real-world business problems.Who are we?Cohere is the leading security-first enterprise AI company. We build cutting-edge foundation AI models and end-to-end products that are designed to solve...

A leading recruitment agency is seeking a Senior Full Stack Engineer for a 12-month remote contract. The ideal candidate has at least 4 years of experience in Python and Flask, along with a strong grasp of SQL databases. Responsibilities include architecting backend services and building responsive front-end interfaces. This role involves mentoring junior...

Boundaryless is a boutique consulting firm, providing clients with deep expertise in advanced analytics & data forensics, agentic automation, and Artificial Intelligence solutions. We operate around the world, with offices in seven countries: United Kingdom, France, The Netherlands, Switzerland, India, Sri Lanka, and the USA. Due to growing demand from...

Wipro is seeking a Full Stack Java Engineer to join our digital engineering team, supporting a leading global banking client. You will design, build, and enhance secure, scalable enterprise applications, collaborating with engineers, architects, and product teams to deliver modern technology solutions within a regulated environment.You will contribute to...

Senior Full-Stack Software Engineer - Account Integrity - Java, ReactFull-timeCompensation: GBP 87,500 - GBP 111,000 - yearlyWise 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...

BigHand is seeking a Full-Stack Engineer to design and ship Matter Pricing products post-acquisition. You will work on features end-to-end, balancing UI/UX with robust backend services and agentic AI capabilities.The role demands at least 3 years of commercial experience, strong TS/React skills, and a STEM background. You will operate in a hybrid setup with...

Creditstar Group is a rapidly growing international consumer finance company seeking a Full Stack Engineer. You will participate in product and platform development, collaborating with the revolving credit product team to build features, frameworks, and scalable backend systems as part of a fully remote team.Ideal candidates have extensive PHP experience,...

GlobalLogic in the United Kingdom is seeking a Software Engineer to join our high performance engineering team building a real-time banking platform. You’ll design, produce, test and implement working software across the system lifecycle, with a focus on reliability and scalability.You’ll work with Kafka, Java/Spring Boot microservices and cloud-native...

McCabe & Barton is seeking a Senior Java Developer to join a boutique consultancy delivering a greenfield FX trading platform in a front-office context. You will work on-site in Central London, building a new platform from the ground up, with emphasis on Order Management and Trade Capture capabilities.You should bring strong Java expertise in financial...