351 to 375 of 483 Node.js Jobs in London

Senior AI Developer Reading Hybrid £85k We're seeking an experienced software engineer to design and deliver AI-powered applications using modern development frameworks, cloud technologies, and large language models. You'll work on customer ...

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to J.P. Morgan Personal Investing for the same reason: our straightforward and transparent approach ...

join their London team. You will have the opportunity to impact the product significantly, working on the backend stack with technologies such as Node.JS, Ruby, and Kafka. The role involves developing new features, improving search functionality, and solving complex technical problems. They offer a salary up to £115K, with ...

projects towards a robust platform evolution. This remote role requires you to be based in the UK. Your experience with PHP/Laravel and Node.js will ensure a successful transition while integrating AI-driven workflows. Join us to create scalable technology for game studios and empower creators! #J-18808-Ljbffr ...

traffic SaaS products used by thousands of customers.This is an opportunity to work across the full development lifecycle, building scalable React front ends and Node.js back ends while collaborating closely with Product, Design and Engineering teams. You’ll have the autonomy to own features from concept through to deployment … play a key role in shaping engineering standards and mentoring other developers.What you’ll be doingBuilding and maintaining modern web applications using React, Next.js, Node.js and Nest.js.Developing scalable APIs and backend services.Designing and optimising PostgreSQL databases.Deploying and supporting applications in Microsoft Azure.Writing clean, well-tested, maintainable TypeScript code.Collaborating with Product ...

SaaS products used by thousands of customers. This is an opportunity to work across the full development lifecycle, building scalable React front ends and Node.js back ends while collaborating closely with Product, Design and Engineering teams. You'll have the autonomy to own features from concept through to deployment … role in shaping engineering standards and mentoring other developers. What you'll be doing Building and maintaining modern web applications using React, Next.js, Node.js and Nest.js. Developing scalable APIs and backend services. Designing and optimising PostgreSQL databases. Deploying and supporting applications in Microsoft Azure. Writing clean, well-tested, maintainable TypeScript ...

Full Stack Engineer – US – EAST COAST Tech Stack: TypeScript, Node.js, React, PostgreSQL, AWS, CI/CD, Terraform/CDK Salary Range: $150000 - $280000 Remote: USA – EAST COAST Harrington Starr has partnered with an exciting AI-first technology company building an enterprise platform focused on intelligent agents and human workflows. This … full stack — from backend architecture and cloud infrastructure to customer-facing product interfaces. Responsibilities Build and maintain scalable backend services and APIs using Node.js and TypeScript Develop and iterate on modern React-based product interfaces Design, manage and optimise AWS cloud Implement CI/CD processes Design PostgreSQL schemas Build ...

building production systems, integrating complex platforms, and using AI-assisted engineering tools to move quickly without sacrificing quality. What You'll Do: Production-grade Node.js services on AWS Lambda, API Gateway, and event-driven serverless patterns. Secure APIs and integrations across internal systems, customer data, and third-party platforms. Technical … modern platforms, with enough design discipline to support future scale. What We're Looking For 5+ years of backend software engineering experience, ideally with Node.js or TypeScript. Strong API design, system architecture, integration, debugging, and asynchronous systems experience. Hands-on experience with AWS Lambda or similar cloud/serverless architecture. ...

Copilot, Cursor, ChatGPT) to accelerate development, improve code quality, and enhance productivity Has 8+ years of experience building web applications, with expertise in React, Node.js, and TypeScript Has strong product sensibility and enjoys solving real‐world user problems Is comfortable owning full‐stack features from design through deployment Has excellent … security, and scalability Enjoys collaborating with mission‐driven teams and wants to help shape a growing company Our Tech Stack Frontend: React, TypeScript Backend: Node.js Databases: PostgreSQL Infrastructure: AWS, Docker, GitHub Actions Monitoring & Logging: DataDog Collaboration: Jira, Slack, Notion Important Notes This role is based in London, with hybrid working ...

business stakeholders to deliver secure, data-driven solutions in a highly regulated environment. Tech Stack Frontend React TypeScript JavaScript (ES6+) HTML5 CSS3 Backend Exposure Node.js REST APIs GraphQL Nice to Have Next.js AI integrations (OpenAI, Azure AI, or similar) Essential Skills & Experience Strong commercial experience building enterprise-grade frontend applications … Skills Experience delivering solutions within the Insurance sector Exposure to policy administration, underwriting, claims, or customer self-service platforms Experience with Next.js Knowledge of Node.js backend development Experience integrating AI-powered capabilities into digital products Cloud experience across Azure, AWS, or GCP Experience working with Storybook and design systems ...

that values quality, innovation, and continuous improvement.Job ResponsibilitiesApply advanced technical skills to design, develop, and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) servicesCreate secure, high-quality production code and maintain algorithms that run reliably and synchronously with appropriate systemsProduce architecture and design artifacts … practical experience in system design, application development, testing, and operational stabilityProficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) requiredExperience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languagesSolid understanding of agile methodologies, including continuous integration/ ...

quality, innovation, and continuous improvement. Job Responsibilities Apply advanced technical skills to design, develop, and deliver full-stack solutions across frontend (React) and backend (Node.js/TypeScript, Python) services Create secure, high-quality production code and maintain algorithms that run reliably and synchronously with appropriate systems Produce architecture and design … practical experience in system design, application development, testing, and operational stability Proficiency in modern programming languages, with strong experience in JavaScript/TypeScript (React, Node.js) required Experience developing, debugging, and maintaining code in a large-scale environment using modern programming and database querying languages Solid understanding of agile methodologies, including ...

sprint by using AI to handle the "heavy lifting" of boilerplate and logic generation.Technical Asset Development: Design, build, and maintain reusable mock services in Node.js/TypeScript. You’ll implement contract-first APIs (REST/GraphQL), manage AWS deployments (API Gateway, Containers), and handle persistence using PostgreSQL or DynamoDBInfrastructure … clients and validating Kaluza’s value proposition in real-time.Ideally you’ll have/be:Software Engineering Foundation: Strong hands-on experience in Node.js/TypeScript and React. You know how to write code from scratch, which is why you’re so good at prompting ...

Purpose of the Position As Senior Software Engineer , you will take ownership of designing, building and operating scalable, high-quality systems within our award-winning marketing platform. You will play a key role in shaping ...

Back End Developer (Node.js) Senior Software Engineer – Pricing & Inventory (Node/TypeScript) Contract: 6 months initially Rate: Up to £420 per day, Outside IR35 Location: Can be worked fully remote We’re supporting a high-traffic global e-commerce platform in its search for a Senior Software Engineer to improve … cache efficiency and infrastructure cost Improving monitoring, tracing and production observability Owning solutions from investigation through to deployment Essential experience Strong commercial experience with Node.js and TypeScript Experience building pricing, inventory or availability systems Background in a high-traffic e-commerce, marketplace or travel platform Strong understanding of caching, data ...

drives business outcomes. You will own end‐to‐end delivery—from discovery through production operations—across frontend and backend platforms (e.g., .NET/C#, Node.js, React). The role demands strong architectural judgment and excellent stakeholder communication. #J-18808-Ljbffr ...

Posted 10 months ago This is a job posted by our partner Jooble Tech stack JavaScript Next.js React Redis DataDog Frontend GitHub PostgreSQL TypeScript Node.js Google Cloud Platform Below is a snippet of the job description. To read the full text, please click on the "Apply Now" link. Existing Codebase … Write fully tested, high quality, and performant code. What You'll Be Working With Typescript React and NextJS Node.js TypeORM, TypeDI, TypeGraphQL, and routing-controllers Google Cloud Platform Postgres Redis Bull DataDog GitHub MoonPay All live roles (2) Apply Now Compensation Competitive Role type Full time Visa sponsorship Not provided ...

across the stack. Architecting, building and shipping complex, high-performance Full Stack TypeScript applications across React front-ends and with some BFF Node back-end work, setting the technical bar for the squad and owning delivery of substantive feature sets end-to-end. Operating as a Forward Deployed Engineer – sitting … still like to hear from you. A proven senior-to-staff-level Full Stack Engineer with deep, current expertise in TypeScript, React and Node – you can reason about and build across the entire stack, from database and API design through to DOM and UX performance. Authority in React ...

equivalent languages, ensuring security, correctness, and gas efficiency Integrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend services Implement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state synchronization Collaborate with architects and senior engineers … experience in Web3 and blockchain application development, including smart contract development and blockchain protocol integration Solid experience with backend development using Java/Spring, Node.js, or equivalent enterprise frameworks Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices Hands-on experience with Web3 ...

equivalent languages, ensuring security, correctness, and gas efficiency* **Integrate Web3 libraries and SDKs** (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend services* **Implement asynchronous, event-driven architectures** to handle on-chain events, transaction lifecycle management, and blockchain state synchronization* **Collaborate with architects and senior engineers … experience in **Web3 and blockchain application development**, including smart contract development and blockchain protocol integration* **Solid** experience with **backend development** using Java/Spring, Node.js, or equivalent enterprise frameworks* Proficiency in **Solidity** smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices* Hands-on experience with **Web3 ...

equivalent languages, ensuring security, correctness, and gas efficiencyIntegrate Web3 libraries and SDKs (e.g., Web3J, Web3JS, Ethers.js, Viem) into enterprise Java and/or Node.js backend servicesImplement asynchronous, event-driven architectures to handle on-chain events, transaction lifecycle management, and blockchain state synchronizationCollaborate with architects and senior engineers to contribute … experience in Web3 and blockchain application development, including smart contract development and blockchain protocol integrationSolid experience with backend development using Java/Spring, Node.js, or equivalent enterprise frameworksProficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practicesHands-on experience with Web3 libraries such ...

deliver them to clients. Use your software engineering skills to develop, test, release, support and maintain complex financial platforms. Our backend is written in Node driven by SQL databases and our front-end uses the Angular framework. All our services run in google cloud in Kubernetes. Work closely with product … distributed systems architecture. Proficiency in TypeScript. Experience with event-driven architecture and message queuing systems, ideally Google Pub/Sub, Kafka. Experience with Node.JS and server frameworks, ideally NestJS. High level expertise in SQL development and database programming: MySQL/PostgreSQL. Good working knowledge of front-end frameworks, ideally Angular. ...

their growing engineering team. This is an excellent opportunity for someone who enjoys backend development and wants to gain broader commercial experience across Python, Node.js, databases, cloud technologies and production machine learning systems. Rather than being restricted to one area, you will contribute across the full software development lifecycle, giving … opportunity to broaden your technical skills and accelerate your career. What You Will Be Doing Developing backend services and APIs using Python and Node.js Working with PostgreSQL, SQL and MongoDB Contributing to React-based frontend applications Supporting the training and deployment of commercial machine learning models Working with object detection ...

their growing engineering team. This is an excellent opportunity for someone who enjoys backend development and wants to gain broader commercial experience across Python, Node.js, databases, cloud technologies and production machine learning systems. Rather than being restricted to one area, you will contribute across the full software development lifecycle, giving … opportunity to broaden your technical skills and accelerate your career. What You Will Be Doing Developing backend services and APIs using Python and Node.js Working with PostgreSQL, SQL and MongoDB Contributing to React-based frontend applications Supporting the training and deployment of commercial machine learning models Working with object detection ...

high-severity findings.Lead security incident response: qualification, forensics (including fraud investigations), fix coordination, post-mortem, and resolution tracking.Detection & SIEMOwn our SIEM platform (ElasticSearch, multi-node Linux): architecture, detection rules, and indicators of compromise.Build and evolve detection coverage, focusing on signal quality over manual toil.Build and maintain security runbooks and operational … governance team.Secure development & auditsEmbed security into the development lifecycle: threat modelling, secure code patterns, CI/CD hardening.Conduct technical security reviews of code (TypeScript, Node.js, Python), infrastructure-as-code (Terraform), and multi-tenant AWS environments.Drive security tooling in CI/CD: design and own the automated gate suite (SAST ...