26 to 44 of 44 Node.js Jobs in the City of London

introduce AI-driven workflows Are highly proficient in PostgreSQL and at least one major data platform (e.g., Snowflake, BigQuery, Databricks, Firebolt) Experience with Node.js and TypeScript is a plus Thrive in fast-paced startup environments and feel energized by ambiguity Move quickly and constantly look for ways to ship faster ...

comfortable using AI tooling in their day-to-day workflow and open to learning new technologies as the stack evolves. Current technologies include: Backend: Node.js and Rust Mobile: Swift Internal tooling and automation powered heavily by AI You do not need prior experience across every part of the stack ...

next you’re prototyping a sleek, interactive frontend for a disruptive startup. Tech-Forward Autonomy: While we lean heavily into the React and Node.js ecosystem, we believe in using the best tool for the job. You’ll have the space to bring new tools, LLM-augmented workflows, and modern cloud … clients through complex technical problems, bridging the gap between a beautiful UI and a robust, scalable backend. What You Bring to the Table React Node/TypeScript/JavaScript Cloud: AWS, Azure, or GCP. APIs: API design and integration (REST & GraphQL). AI Tooling: Confident using AI-boosted environments ...

We're looking for a Senior Software Engineer to join a growing team building smart, scalable tools used by professionals across a range of industries. You'll work onsite in London, helping shape robust backend ...

Cambridge offering the opportunity to work on a wide variety of web application infrastructure projects using a diverse toolset, with an emphasis on JavaScript, Node.js and related frameworks. Location: London or Cambridge (3 days on site, 2 days remote) Salary: Negotiable + comprehensive benefits Requirements for Application Software Engineer: History … class honours degree from a leading university plus AAB at A Level (or equivalent UCAS points) Solid commercial experience using JavaScript and ideally, node.js and related technologies/frameworks - top new graduates considered for the Cambridge office You class yourself as a tech innovator and the idea of shaping products ...

Software Engineer/Developer (LLM TypeScript Node API) London/WFH to £100k Are you a senior technologist with experience of putting LLMs into production? You could be joining a scaling tech company that has developed a digital distribution platform transforming electronic trading in the institutional FX options market … 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 as well as productionising LLMs. You'll help to ensure best practices are maintained and participate in code reviews to maintain sound engineering ...

close-knit engineering team in a high-performing culture built on trust, clarity and psychological safety Take ownership of event-driven architecture using Node.js, TypeScript, DynamoDB and AWS Lambda, and build frontend applications in React/TypeScript Shape reusable software components across the stack and deliver major features from concept … resilience across the full product experience. Responsibilities: Build and maintain fullstack features across frontend and backend services Write clean, maintainable code using TypeScript (Node.js backend) Design reusable components and patterns that scale across the platform Build event-driven applications using AWS Lambda and AWS API Gateway Contribute to modern frontend ...

progress, then we're the place you'll thrive Regular Mario Kart action! To be successful, you will... Have experience with React/NodeJS Have expertise in Typescript/JavaScript, with proven experience in development role(s) Have exceptional problem-solving abilities, proven in diagnosing and fixing complex technical issues ...

their backend career who’s excited to learn, ship, and grow. Key responsibilities: Build and maintain server-side logic using modern backend frameworks (e.g. Node.js, Python, Go) Work with APIs — designing, integrating, and maintaining RESTful endpoints Support database design and optimisation (e.g. PostgreSQL, MongoDB) Collaborate with front-end and product … looking for: 1–2 years of experience (including internships or personal projects) in backend development Proficiency in at least one backend language (Node.js, Python, Go, etc.) Basic understanding of how REST APIs work Familiarity with databases and version control (e.g. Git) Strong problem-solving mindset and attention to detail ...

removing all administrative tasks for commercial and residential property businesses London HQ About the Role Architect and build scalable backend systems and APIs using Node.js and TypeScript. Design and maintain microservices and event-driven architectures for real-time workflows. Develop backend services, integrations, and data processing systems. Integrate backend systems … engineers and contribute to technical direction and engineering standards About the Candidate 7+ years of backend or full-stack engineering experience. Strong experience with Node.js and TypeScript in production environments. Experience designing and building scalable APIs and backend architectures. Experience working with microservices or event-driven systems. Strong understanding ...

identify the source of a technical problem and then fixing those problems. This role covers a lot of technologies, from UI, React, system configuration, Node.js backend code, databases and AWS hosting. So this is a great opportunity to learn and expand all those skills. What we’re looking for from … client’s needs, the company’s platform features and technologies from the ground up. Experience needed as a Back End Developer: 3+ years of Node.js development Type Script/Strong JavaScript skills React REST API development ...

focus is understanding and documenting existing systems, with the goal of supporting decommissioning activities. The role centres on analysing current solutions built using Java, Node JS, and React, and developing a clear, end to end picture of how data flows across the wider programme. This includes documenting data flows, system … trusted. Experience working in cloud environments such as AWS or Azure is expected, with Databricks considered a nice to have. Required Skills: Java background Node JS Json RDS React Data Modelling Python/Spark Cloud experience (AWS/Azure) o AWS Glue o Databricks Testing e.g. PyTest Data Quality e.g. ...

Full Stack Engineer | TypeScript, React, Node.js, AWS | Hybrid (Central London - fortnightly) | £70-90k Would you like to join a team focussed on cutting-edge technology, in an environment that propagates exploring new tools & techniques? I'm working with an established fintech organisation that provide essential backend services for thousands … need Strong commercial experience with full stack TypeScript development (it's ok to have a backend lean or be fully full stack (Node.js/React/Next.js) Good experience of AWS and exposure to DevOps (for example, they would love someone to be keen on learning Terraform if they ...

workstreams * Drive clarity on dependencies, timelines, and outcomes to senior leadershipTechnical Leadership * Define architecture and platform strategy across mobile (Flutter), web (Next.js), and backend (Node.js, Python) * Lead and optimise AWS cloud infrastructure for scalability, resilience, and cost efficiency * Champion best practices in microservices, API-first design, DevOps, CI/… teams, processes, and systems in fast-growth organisationsTechnical Skills * Deep knowledge of modern software architecture (cloud, microservices, APIs) * Experience with Flutter (mobile), Next.js (web), Node.js/Python (backend) * Extensive AWS cloud expertise * Ability to provide strategic guidance and challenge teams on design, scalability, and implementationLeadership Profile * A Hybrid leader: strategic ...

Drive clarity on dependencies, timelines, and outcomes to senior leadership Technical Leadership Define architecture and platform strategy across mobile (Flutter), web (Next.js), and backend (Node.js, Python) Lead and optimise AWS cloud infrastructure for scalability, resilience, and cost efficiency Champion best practices in microservices, API-first design, DevOps, CI/… processes, and systems in fast-growth organisations Technical Skills Deep knowledge of modern software architecture (cloud, microservices, APIs) Experience with Flutter (mobile), Next.js (web), Node.js/Python (backend) Extensive AWS cloud expertise Ability to provide strategic guidance and challenge teams on design, scalability, and implementation Leadership Profile A Hybrid leader ...

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. ...

engine while ensuring the frontend experience is world-class. You’ll: Build & Own: Lead the development of new features across the entire stack (Node/Python, React, and Postgres). AI Integration: Design and build the interfaces and APIs that allow our users to interact seamlessly with LLMs and conversational … ground up as we grow. What We’re Looking For The Full Stack: Strong experience with modern frontend frameworks (React) and backend environments (Node.js, Python, or similar). Startup DNA: You are comfortable in a fast-moving, seed-stage environment where you often have to figure things out from scratch. ...

serves as the GTM system of record. Build and maintain the schema, API integrations, and data pipelines. • Worker infrastructure: Write and deploy background workers (Node.js or Python) on Fly.io or Railway that handle enrichment, dedup, signal detection, social scraping, HubSpot sync, and outreach orchestration. Many workers embed … prospect conversations, demos, and deal management. • Content creation: The marketing team creates content. You may help with distribution infrastructure. Required Skills: • Programming: Proficient in Node.js or Python. You will write workers, API integrations, and data transformation logic. This is not no-code. • AI/LLM integration: Experience calling LLM APIs ...

space and has a real hunger to work in a lean but highly skilled team. Responsibilities: Build and maintain high-performance backend services with Node.js/Bun.js + TypeScript Design and optimize APIs and database queries for a large concurrent user base Work with Postgres and Opensearch to power real … time data and analytics Collaborate with Product, Design, and users to deliver reliable backend solutions Requirements: 5+ years of backend engineering experience with Node.js/Bun.js and Typescript. Strong experience building scalable APIs and high-traffic backend systems. Experience with Postgres and blockchain data systems. Benefits: Up to $250k Bonus ...