City of London, London, United Kingdom Hybrid / WFH Options
X4 Technology
Job Title: Full-Stack Node.js/React Developer Location: Hybrid in London (2-3 days) Employment Type: Permanent Salary: Up to £80,000 + package Start Date: Immediate Industry: Payments A regulated FinTech (UK & EU EMI-licenced) backed by Banking Circle’s payment rails are looking for a seasoned Node.js/React Developer to … financial services across the UK, EU, and US, serving both direct customers and strategic partners. You’ll be one of the founding members driving their migration to a modern Node.js/React/API-first stack, rebuilding client-facing applications from the ground up and shaping the future of financial product delivery. Full-Stack Node.js/React Developer – Key Responsibilities Build the new Node.js/React client stack (Next.js experience a plus) Integrate with existing Ruby services, adding APIs or middleware as needed Drive secure, multi-tenant authorization/authentication (OIDC/OAuth) Contribute to frontend design and user experience, especially in financial UI Full-Stack Node.js/React Developer – Key Skills More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
X4 Technology
Job Title: Full-Stack Node.js/React Developer Location: Hybrid in London (2-3 days) Employment Type: Permanent Salary: Up to £80,000 + package Start Date: Immediate Industry: Payments A regulated FinTech (UK & EU EMI-licenced) backed by Banking Circle’s payment rails are looking for a seasoned Node.js/React Developer to … financial services across the UK, EU, and US, serving both direct customers and strategic partners. You’ll be one of the founding members driving their migration to a modern Node.js/React/API-first stack, rebuilding client-facing applications from the ground up and shaping the future of financial product delivery. Full-Stack Node.js/React Developer – Key Responsibilities Build the new Node.js/React client stack (Next.js experience a plus) Integrate with existing Ruby services, adding APIs or middleware as needed Drive secure, multi-tenant authorization/authentication (OIDC/OAuth) Contribute to frontend design and user experience, especially in financial UI Full-Stack Node.js/React Developer – Key Skills More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Client Server
Senior Back End Developer/Engineer (TypeScript Node.js) Remote UK to £80k Are you a senior, hands-on Back End Developer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury … ll join the team as they scale the product to support millions of users. You'll design and deliver high-quality, maintainable backend code and features using TypeScript and Node.js that is aligned with established codebase architectural standards and covered by tests as well as supporting backend system performance and reliability, helping to maintain 99% uptime SLA. You'll … Please note: you must be a UK citizen or hold the right to work without visa restrictions. About you: You have strong backend software engineering experience with TypeScript and Node.js You have experience with Kafka and Event Driven Architectures You have a good knowledge of microservices, RESTful APIs and scalable system architecture You have experience of working with relational More ❯
