node js developer jobs in London

# Développeur JS / Node H/F 6jConsultez les informations essentielles de la mission, puis candidatez depuis votre espace freelance.Postuler## Informations clésAdresse**Londres**Date de début de la mission**21/01/2026**Durée de la mission**90 jours**Date de publication de l'offre**27/01/2026**## Description de l'offre**Objectif de la mission:** Réaliser...

A leading engineering firm is seeking passionate developers for remote positions in the Greater London area. In this role, you'll collaborate with visionary clients, tackle complex challenges, and grow within a supportive team environment. Ideal candidates should be proactive and possess expertise in React, Node, Express, Mongo, and SQL. Enjoy the...

A fantastic opportunity has come up for an experienced Backend Software Engineer, to join a London-based team, on a full time basis. You'll be working in a high impact role on enterprise-level software for an innovative SaaS company based in the UK, looking to grow and enhance their core AI product. Location London 2 days/remote 3 days Role and...

Senior React & Node Developer (AI & Full Stack) Location: London (Hybrid - 3 days per week) Salary: £65,000 - £75,000 Job Type: Permanent Please note: Applicants must have the right to work in the UK. Unfortunately, visa sponsorship is not available for this position. Build the Next Generation of AI-Powered Products We're working with an innovative...

Intec Select Ltd. is seeking a Full Stack Developer to join their London-based technology team on a hybrid, contract basis.The role focuses on building customer-facing and internal platforms with a Python backend and modern JavaScript frontend, working across the full stack. The ideal candidate will have strong Python (Django/Flask) and JavaScript/TypeScript...

Job ID: Location: London Type: Full Time Salary: 65000 - 75000 per annum Posted: Senior React & Node Developer (AI & Full Stack) Location: London (Hybrid – 3 days per week)Salary: 65,000 – 75,000 Job Type: Permanent Please note: Applicants must have the right to work in the UK. Unfortunately, visa sponsorship is not available for this...

UBDS Group is seeking an experienced Senior Developer to deliver secure, modern digital products for Government and Defence. You will design, build, test and deploy cloud-based applications in AWS, collaborating with Architects, Product, Design and QA teams.You will develop using Python and JavaScript, work with PostgreSQL, APIs and integration patterns, and...

A leading software company in the United Kingdom seeks an experienced Full Stack Developer skilled in Node.js and modern frameworks like Next.js and Angular. The candidate will design and develop scalable applications using microservices on Google Cloud Platform, ensuring adherence to DevOps practices. Ideal candidates will have over 5 years of experience...

This Node Developer position will give you the chance to work on a greenfield project with an already-successful product to work from as a guide. You'll join a small team of developers who are skilled across the board and are looking for 2 more developers to join them, who they can upskill if required. The overall stack is: React React Native Node GraphQL...

You will be responsible for operating the existing node infrastructure You will be responsible for upgrading existing nodes and researching/building/deploying new nodes and validators You will create solutions for monitoring and alerting to maximize systems uptime You will be creating automation to help with disaster recovery You will leverage existing...

Spring Capital Partners Limited seeks a junior developer to build and improve its TypeScript and Node.js platform used across the team. You’ll contribute features, work with business data and learn from an experienced senior software engineer who reviews your code before it goes live.This could be your first developer role, or your next step after a year...

About AnthropicAnthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems.About the...

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the role...

Elsevier is seeking an experienced full stack developer (React/Node) to work on cutting-edge frontends for a healthcare mission-driven organization. You will collaborate with Product, UX designers, and engineers to develop client-side applications.The role focuses on designing, developing, and maintaining complex React/Node applications, ensuring seamless...

Senior Software Engineer - AWS, Node & TypescriptSenior Software Engineer - AWS, Node & TypescriptThis range is provided by WRK digital. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from WRK digitalConnecting the #Tech industries finest Software Engineering...

N Consulting in London is seeking a senior MEAN Stack Developer with Java to join the technology team. The role focuses on developing and implementing scalable web applications in a money markets context, working with Angular, Node.js, Java, Spring Boot, and associated tools.Responsibilities include end-to-end development, security considerations, and...

Are you an experienced full stack developer (React Node) looking to work on our cutting-edge frontends for a healthcare mission driven organization?Are you a collaborative Sr Software Engineer with an automation mindset — someone who looks for ways to build tools, agents, or AI-assisted workflows to multiply your own and your team's impact?About the roleAs...

A leading technology company is seeking a Senior Blockchain Engineer for a remote position available in Europe and UAE. The role involves developing software in Rust for the core node, writing tests, and assisting in architectural planning. Candidates should have at least 2 years of development experience with proficiency in low-level languages and an...

OverviewNode Software Engineer - 100m+ daily transactionsLocation: UK, Europe, fully remoteSenior/Principal Node.js Engineer — Truly career-defining roles with one of Europe’s fastest growing tech businesses.ResponsibilitiesHigh-impact role where you will work on an incredibly high-scale platform seeing 100m+ transactions dailyYou’ll take on and solve...

Senior Full-Stack Engineer - AI Startup (Typescript, Node, React) London - 4 days per week in the office Permanent | £120,000 - £150,000 We're working with an exciting early-stage AI startup building an agentic platform for institutional finance. The company is a small, high-performing team of fewer than 10 people, moving quickly and building towards its...