76 to 91 of 91 Node.js Jobs in the City of London

Senior Backend Engineer/Developer (TypeScript Node API) London/WFH to £100k Are you a senior technologist looking for an opportunity to progress your career in a hands-on role where you can make an impact? You could be joining a scaling tech company that has developed a digital … with a small team of technologists and successful entrepreneurs to design and implement intelligent solutions to business needs, with a focus on TypeScript and Node backend systems but also with exposure to and occasional frontend work. You'll help to ensure best practices are maintained and participate in code reviews ...

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/£500/day (Outside) | 6-months | UK remote or London Hybrid Opportunity: We’re supporting an innovative, fast-moving founding team. They’re building an innovative B2C platform with lots of partnerships already signed … scalable, secure, and high-performance systems that deliver an exceptional user experience. What You’ll Be Doing as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-up, B2C | Rate £500/day (Outside) | 6-months | London, Hybrid Develop, maintain, and optimize robust backend services and APIs that ...

Senior Full Stack Engineer (React, Typescript, Node, AWS) HealthTech, up to £90k London (once or twice per fortnight in office) Troi Search are delighted to be partnering once again with this innovative & mission driven HealthTech client. We’re now looking for a Senior Full Stack Engineer who enjoys balancing hands … closely with product and design to turn complex problems into elegant solutions. What you’ll do Build and scale full-stack features using TypeScript, Node.js, and React Design reliable, observable systems running in the cloud (AWS) Champion CI/CD, automated testing, and zero-downtime deployments Mentor engineers and raise ...

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/… 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 ...

ship and how it impacts customers. Experience designing, scaling, and operating backend services or microservices. Proficiency in multiple modern languages; their stack includes Node.js with Typescript, Go, React, and PostgreSQL, but they value adaptability over specific tools. Experience working across the stack, or eagerness to expand into frontend or infrastructure ...

Senior Full Stack Engineer/Developer (React Redux TypeScript Node.js) Remote UK to £90k Are you a Full Stack Engineer with strong front end development experience with React and Redux? You could be progressing your career in a senior, hands-on role at a scaling Fintech who have built … have strong software engineering experience across the full development lifecycle You have strong React and Redux front end skills combined with backend JavaScript, TypeScript, Node.js and API experience You have worked on monolith and microservices environments You're comfortable working with complex, data rich environments and have previous experience within ...

Senior Software Engineer (Node.js) ⚡ Hybrid – London, UK A well-funded energy AI startup are looking for a Senior Software Engineer to build the future of intelligent solar asset management. Work on a platform powering thousands of projects, automating monitoring, fault detection, reporting, and billing - all while driving the clean energy … transition 🌱. What You’ll Do 💻 Build and maintain Node.js services and APIs ☁️ Scale infrastructure and improve reliability across AWS 🤖 Integrate AI/ML models and automate complex energy workflows 👥 Mentor engineers, lead code reviews, and shape engineering standards What We’re Looking For 🎯 5+ years backend development with Node.js ...

position, requiring three days per week in either the London or Manchester office. Key Responsibilities: Design, develop, and maintain RESTful APIs and microservices using Node.js and NestJS. Build, deploy, and automate AWS infrastructure using Terraform or CloudFormation. Develop, optimise, and maintain CI/CD pipelines to support efficient microservice deployments. … cloud services and extensive experience provisioning infrastructure with tools such as CloudFormation, CDK, and Terraform. Hands-on experience with TypeScript and JavaScript, including Node.js and NestJS. Solid understanding of cloud security principles, including identity and access management (IAM), networking, and encryption. Excellent communication skills, with the ability to bridge ...

Role : Senior Backend Engineer Salary range: 80-90k Location : x2 days pw in Central/East London Tech stack includes : Typescript, NodeJS, SQL, AWS, Terraform, Current team size : overall circa 20 (each team dedicated EM, FE, BE, iOS/Android etc) We're working with a Series C funded … with addictions! They're hiring for a Product minded Senior Backend Engineer to join! Essentials for this role: 4+ years Backend experience - Typescript/Node ideally but welcome other backgrounds. Self starter/autonomous - evidence of being able to own things independently. Problem solver mentality Product mindset Bonus: AWS/ ...

Software Engineer - B2B2C Health Scale-up | Up to £80,000 + Equity | London (Hybrid – 2 days in office) JavaScript | React | Node.js | TypeScript In Product is partnered with a profitable, growing health tech scale-up operating in the B2B2C space. The business is a trusted partner to leading organisations across … things are built - without needing to be the loudest voice in the room In this role, you will... Build and maintain features using React, Node.js and TypeScript Contribute to technical decisions with support from senior engineers and leaders Work collaboratively within a squad to turn research and insight into working ...

mitigate risks effectively. Their platform offers software solutions that support enterprise risk management, compliance management, health and safety, and incident reporting. Stack: React, Node, Nextjs, AWS Responsibilites: Develop and maintain responsive web applications using React and Next.js for frontend development. Write scalable, reusable, and efficient TypeScript code for both frontend … backend. Build and manage APIs with Node.js to handle server-side logic and integrate with databases and external services. Design, implement, and deploy cloud-based applications on AWS, including services like EC2, Lambda, and S3. Collaborate with design and product teams to translate user needs into functional, high-performance features. ...

Senior Software Engineer Node.js/AWS/React London (Hybrid, 3 days onsite) Are you the kind of Senior Software Engineer who enjoys taking something fast-and-scrappy and turning it into something scalable, elegant, and genuinely robust? This is a chance for a Senior Software Engineer to join … speed to long-term stability, with the freedom to influence both product direction and engineering qualit What youll be doing: Building and scaling a Node.js application that sits at the core of the product Designing and implementing new features for different sectors and use cases Helping drive improvements in code ...

good . This role will allow you to own the end-to-end delivery of complex features, building and scaling high-quality solutions using Node.js and React.js while playing a key role in architecture and system design decisions. Who are you? Strong experience with both Node.JS and React (ideally stronger ...

Senior/Lead Azure Developer (Azure Developer, Microsoft Azure, Node.js, Microsoft SDK, Graph API) Bring a new custom application to the market! Location no issue - work from home! 6 month contract, £400 - £450 per day OUTSIDE IR35. Remote role in the UK. We are looking for a Senior Azure Developer … built using Node.jsand integrated with Microsoft enterprise services. What you must have: Proven experience as a Senior Azure Developerbuilding custom Microsoft Azure applications Strong Node.js developmentexperience in an Azure Developerenvironment Hands-on use of Microsoft SDKs, including Graph APIand enterprise app integrations Experience building and deploying Azure-based services ...

Full Stack Developer 🌍 Climate Tech Startup 💻 NodeJS & Angular 💰 £45,000 - £60,000 Join a growing Climate Tech start-up on a mission to help organisations measure, reduce, and report their carbon footprint. They're developing a powerful tool to create a scalable, data-driven web platform, and we need … talented Full Stack Developer to help make it happen. The Role You’ll build and optimise a modern web application using NodeJS , Angular , and AI-driven features. As part of a small, collaborative team, you’ll have real ownership, influence, and the chance to grow with the business. What ...

Weaviate, FAISS or similar) and large, complex datasets Familiarity with LLM tooling (e.g. LangChain, LlamaIndex) and agentic AI concepts Comfortable in modern backend stacks (Node.js, Python, or similar – Node is a plus, not a requirement) Hybrid: able to work from the North London office 2 days per week What ...