1,926 to 1,950 of 2,207 Permanent React Jobs

Front End Developer

Location
Wallingford, England, United Kingdom
/scale up environments and experience working with real time data via WebSockets or WebRTC or familiarity with tech such as three.js/react-three-fiber/R3F etc Responsibilities/Skills Advanced Visualisation: Develop and maintain 3D digital twin interfaces using to represent real-world warehouse data and robot … with internal customers to ensure we are delivering experiences that enable high-efficiency robot management and data analysis. High-Performance UI: Build and optimise React applications that can handle complex, interactive tasks involving high-frequency data updates. Non-Standard Environments: Optimise and deploy web-based interfaces that run directly ...

Frontend Technical Architect

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
operating distributed systems· Experience in designing, building and consuming REST APIs· Broad and deep experience with UI technologies such as Angular, Vue or React especially with large scale enterprise applications· Good understanding of micro frontends.· Good understanding of CI/CD pipeline with multiple daily deployments to production· Excellent understanding … development methodologies and modelling techniques· Technical Understanding of Microsoft .NET Framework/.NET Core, Node.jsMy client is based in South West LondonTechnical Architect, React, Javascript ...

Lead Software Data Engineer – GraphQL, AWS & GoLang

Location
City Of London, England, United Kingdom
html Integration of Fragments ...these fragments share overlapping content related to the required experience in languages and frameworks including JavaScript, React, TypeScript, Python, and GoLang. This overlap allows us to piece them together in the correct order. After combining the overlapping parts, we get: "Be a part of London … opportunity... In terms of the tech itself, the team is looking for an engineer who has experience in the following languages and frameworks: JavaScript, React, TypeScript, Python, and GoLang. In addition, they'll also be looking for those with hands-on use in Neo4j, GraphQL, AWS, and Kubernetes. Demonstrating..." ``` #J ...

Lead Software Data Engineer in London - LinuxRecruit

Location
Greater London, England, United Kingdom
html Integration of Fragments ...these fragments share overlapping content related to the required experience in languages and frameworks including JavaScript, React, TypeScript, Python, and GoLang. This overlap allows us to piece them together in the correct order. After combining the overlapping parts, we get: "Be a part of London … opportunity... In terms of the tech itself, the team is looking for an engineer who has experience in the following languages and frameworks: JavaScript, React, TypeScript, Python, and GoLang. In addition, they'll also be looking for those with hands-on use in Neo4j, GraphQL, AWS, and Kubernetes. Demonstrating..." ``` #J ...

Staff Software Engineer - AI-Native SaaS Platform

Location
City Of London, England, United Kingdom
SaaS Platform | Tripled ARR in 12 months Remote-first (UK) with hybrid London office option Up to £150,000 + equity Typescript/Node, React, GCP/AWS Staff Product Engineer - We're working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round … problems while shaping the product experience for thousands of users. What will the Staff Product Engineer do? Contribute across the stack (Node.js/Typescript, React, GCP), designing scalable architectures to support rapid product growth. Lead end-to-end feature development, from concept through to release. Champion engineering best practices ...

Full Stack Web Developer

Location
United Kingdom
successfully hired for this role, you will be taking up the following responsibilities among others: Build and maintain web features using ReactJS, Next.js, and Node.js Work with GraphQL APIs, Prisma ORM, and PostgreSQL databases Implement responsive and accessible frontend interfaces Write unit and integration tests for new features Participate … stack What you'll need to bring to the table? 2–4 years of professional full-stack development experience Hands-on experience with ReactJS, Next.js, Node.js, GraphQL, and Postgres Understanding of relational database design Familiarity with Git-based workflows Ability to work independently and take initiative in a remote environment ...

Staff Full Stack Engineer - Sell-Side Growth

Location
United Kingdom
already turning away large, complex deals. Design deal‐gating risk tooling for commercial risk categories that don't exist yet at tem, within our React/TypeScript and Python/AWS serverless stack. Responsibilities: Go deep on hard systems: Own architecture‐level decisions on integration‐heavy systems, reasoning clearly about … Build with impact: Design, build, and ship the hardest parts of the new‐product build sequence yourself, backend‐first but comfortable moving into the React/TypeScript front end when it matters. Maintain high standards: Write clean, well‐tested code, contribute to code reviews, and help improve team practices ...

Software / AI Engineer

Location
Hounslow, England, United Kingdom
Full Stack Engineer (React/TypeScript/Python) – AI Native Team KEY POINTS Fully remote within the UK Up to £500 per day, outside IR35 Six month initial contract with the intention of going permanent Early Series A startup, five people, you would be the second engineer Building an agentic … platform, and building it with agentic AI Claude Code or Copilot at a proper agentic level is a genuine requirement React and TypeScript front end, TypeScript or Python back end Start needed ASAP ABOUT THE ROLE AND WHO YOU WOULD WORK FOR An early Series A startup building a production ...

Lead Full Stack Engineer

Location
Greater London, England, United Kingdom
Role: Lead Full Stack Engineer (Node.js/React/AWS) Location: Hammersmith, London ( Min 3 Days Office ) Contract: Full Time Contract Type: Permanent Salary: £65,000 per annum plus BONUS Benefits: Enhanced Holiday, Quarterly Bonus, Regular Socials & Thriving Business Who We Are: At Agile Retail, we operate stores, build brands … technical development, architecture and engineering roadmap for Agile X Build and oversee backend services using Node.js and Express Develop modern frontend experiences using React and Vite Own and evolve the platform's AWS and DynamoDB data architecture Build scalable, modular and API-first systems connecting retail operations, workforce, customer ...

Senior JavaScript Engineer

Location
West of England, England, United Kingdom
Role As a Senior JavaScript Engineer, you’ll be working across the majority of our TypeScript tech stack, and will frequently touch on React, Redux Sagas, working with audio web sockets, an Electron desktop app (or three), and dipping into a few backend TypeScript services from time to time. … from inside or outside of the engineering department. About You You'll likely be a great fit if you are very familiar with: TypeScript React Redux (or other state management) CSS (we use SCSS modules) Accessibility practices (WCAG) Testing frontend code (unit testing, e.g. Jest/bun test/vitest ...

Lead Software Engineer Colchester

Location
Colchester, England, United Kingdom
projects. Colchester Full-time Key Requirements 7+ years of software development experience 3+ years in a leadership or senior role Expert knowledge of React, Node.js, and TypeScript Experience with cloud platforms (AWS, Google Cloud) Strong leadership and mentoring skills Experience with agile development methodologies About the Role We're looking … projects What We're Looking For 7+ years of software development experience 3+ years in a leadership or senior technical role Expert knowledge of React, Node.js, and TypeScript Experience with cloud platforms (AWS, Google Cloud) Strong leadership and mentoring skills Experience with agile development methodologies Passion for clean code ...

Product Engineer, Physical AI

Location
Greater London, England, United Kingdom
rendering, WebGL, or similar technologies for visualising spatial/sensor data is a strong plus Proficiency in Python and/or TypeScript; experience with React a plus Familiarity with cloud infrastructure (GCP preferred) and containerised deployment (Kubernetes) Experience in robotics, autonomous vehicles, or Physical AI is a plus Tech stack … looking for experience across all of these — as long as you're open to learning, please apply. Backend: Python Frontend: TypeScript and React Deployment: Kubernetes Infrastructure: GCP Machine learning: PyTorch, CUDA, Ray Why Encord Competitive salary, commission, and meaningful equity in a high-growth startup Strong in-person culture — most ...

Senior Software Engineer

Location
Marlow, England, United Kingdom
scalable, in line with direction set by the Principal Engineer and Team Lead Hands‐on programming: Write clean, well‐tested code in Node.js, React, Python and Go, meeting our standards for performance, scalability and security Mentoring and knowledge sharing: Support junior and mid‐level engineers through pairing, code reviews … contributing to a collaborative engineering culture We’d love you to have Strong hands‐on engineering capability: Current, active coding ability in Go, Node.js, React and Python — you should be comfortable being one of the most active coders in the squad Automation and integration skills: Experience building automation or integrations ...

SharePoint Developer Engineer - Manchester

Location
Manchester, England, United Kingdom
impactful business outcomes. Key Responsibilities Design, develop and maintain custom SharePoint solutions using SharePoint Framework (SPFx). Build modern SharePoint applications and components using React, TypeScript and JavaScript. Integrate SharePoint with third-party business systems, APIs and Microsoft 365 services. Develop and support automated business processes using Power Platform technologies … Experience Strong experience developing solutions within SharePoint Online and/or SharePoint Server environments. Proven expertise with SharePoint Framework (SPFx). Commercial experience using React, TypeScript and JavaScript. Experience integrating SharePoint with external systems and APIs. Strong knowledge of Microsoft Graph and REST APIs. Experience working with Power Apps ...

Software Engineer

Location
Birmingham, England, United Kingdom
started. The role: You'll build product on Linq's messaging platform — the APIs, the interfaces, the infrastructure underneath. We work across the stack (React/Next.js, Node, TypeScript, Go) and ship daily. You'll own features end to end, and you'll be close enough to customers and leadership … without sacrificing quality Are comfortable with ambiguity — you don't need a detailed spec to get started Nice to haves: Experience with our stack: React/Next.js, Node, TypeScript, Go Familiarity with APIs — building them, consuming them, or both Experience with cloud infrastructure (AWS, Azure, Heroku, Docker) Startup experience ...

Full Stack Software Engineer

Hiring Organisation
X-On Health
Location
Woodbridge, Suffolk, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£40,000
collaboration, work together with all stakeholders to understand and progress projects and tasks Our core tech stack (What you will use): PHP + Laravel React MySQL GitLab RabbitMQ Other tech (What you can learn): Electron Redis Docker Puppet (build and deploy) You are going to enjoy this … Knowledge of the product development lifecycle Working experience with modern PHP including frameworks (e.g. Laravel) Working experience with modern frontend frameworks/libraries (e.g. React) Source control (e.g. GitLab) Working experience with databases (e.g. MySQL) Strong knowledge of software design patterns and object-oriented design principles Working experience of test ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
precious about languages or frameworks, and we expect you to challenge our choices when you see a better way. Frontend: Next.js/React/TypeScript Backend: currently a Python API - we're deliberately moving away from it, and new work increasingly lands in Next.js and TypeScript Cloud: AWS - a core … mobile apps running on the same platform as the web What we're looking for Several years shipping production software across the stack - strong React/TypeScript, and solid backend experience in whatever language got the job done Hands-on AWS experience, ideally including serverless (Lambda, API Gateway, or similar ...

Senior Product Engineer

Location
Greater London, England, United Kingdom
across both customer-facing products and internal tools, including consumer-facing AI features shipped into production Build and maintain responsive, performant web applications using React, TypeScript, Next.js, and modern front-end practices Collaborate closely with our backend and mobile engineers to design APIs and ensure smooth data integration, including with … direction and help shape the future of clean energy tech Qualifications and Experience 5+ years of hands-on experience developing web applications with TypeScript, React, HTML, CSS, and Next.js A track record of owning and shipping consumer-facing products, with a portfolio or examples that show genuine attention to design ...

Software Engineer

Location
Horsham, England, United Kingdom
Software Engineer to build the features that make the product. This is a mid-level, hands‐on full‐stack engineering role working across React, Node and AWS, with no ongoing people management responsibility. This role is central to how we deliver value to customers. You’ll carry features and epics … features you’ve delivered. Designing sensible solutions: Designing medium‐complexity components with clear interfaces and separation of concerns within the team’s existing React/Node architecture. Working AI‐first: Directing AI coding agents to generate implementation and tests, while owning every line of code and validating outputs for correctness ...

Senior Engineer, Solana

Hiring Organisation
R3
Location
London, UK
Employment Type
Full-time
yield marketplace to scale it to multichain & multi-curator future Build the full stack around these programs: indexers, keepers/crankers, APIs, and the React/TypeScript front ends that expose them to users and integrators. Design and build Solana programs (Rust/Anchor) for vaults, lending markets, or related … protocols, or market-making systems. Full stack range: comfortable owning on-chain program logic and the off-chain services and front end (TypeScript/React, Node) that surround it. Solid understanding of Solana's account model, PDAs, CPI, transaction/compute limits, and the tradeoffs involved in high-throughput ...

Head of Engineering (F/H/X)

Location
Greater London, England, United Kingdom
/TypeScript, mainly NestJS, with Prisma and Kysely on the data side, exposed via GraphQL (Apollo) and REST documented with OpenAPI/Swagger. Frontend : React (18/19) in TypeScript, Vite, with Chakra UI, MUI and Radix UI depending on the project, Redux Toolkit for state, i18next for multi-language … hands‐on role given the team size Solid full‐stack technical background: comfortable with a Node.js/TypeScript ecosystem (NestJS, GraphQL/REST) and React An interest in real‐time audio processing: voice effects and singing scoring are a real subject here (latency, audio quality, synchronization), and you’re keen ...

Frontend Engineer

Hiring Organisation
Zopa
Location
London, UK
Employment Type
Full-time
through to performance optimisation, experimentation and continuous improvement. A day in the life: Build and enhance customer-facing and internal web applications using Next.js, React, TypeScript and GraphQL, delivering features across multiple products and business areas. Collaborate with Product, Design, Marketing and Backend teams to create intuitive, accessible and high … your work, proactively identifying opportunities to improve our applications, developer experience and ways of working. About You: Commercial experience building modern web applications using React, TypeScript and Next.js. A solid understanding of frontend engineering principles, including component-based architecture, state management and responsive, accessible UI development. Experience working collaboratively with ...

Principal Full Stack Engineer

Hiring Organisation
Autotrader
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
users, handling millions of requests a day across over 600 systems. We build these systems with industry standard frameworks and tools, such as React and Angular on the front end and Java, Spring Boot, Cloud SQL and Apache Kafka on the back end. All of this runs on our cutting … ecosystem/JVM Ability to architect and design complex, distributed systems that are scalable, maintainable, and performant Experience with modern front-end technologies (e.g., React or Angular, TypeScript/Modern JavaScript), along with proficiency in building RESTful APIs and web services. Strong knowledge of relational databases (SQL), along with experience ...

Senior Engineer

Location
Cardiff, Wales, United Kingdom
your Lead Engineer and be one of the people they rely on to turn that direction into working software. Our stack is React and TypeScript on the frontend, Java with Spring Boot on the backend, and PostgreSQL with schema-per-tenant multi-tenancy underneath, all cloud-hosted on AWS. … beyond your own area. Experience working with cloud-hosted systems on AWS, and an understanding of hosting, scaling and cost trade-offs. Exposure to React and TypeScript, enough to work sensibly with patterns defined. Familiarity with tools such as Keycloak for identity and AWS S3 for storage. What\'s Important ...

Founding Product Engineer

Location
Greater London, England, United Kingdom
actually use Genuine product instinct - you can tell the difference between impressive and useful, and you optimise for useful Front-to-back range: a React UI a customer enjoys, and the API and data model that make it real AI-native working style: Claude Code is already in your daily … behavioural phone screen, technical phone screen, and a paid on-site work trial. Target turnaround is under two weeks from first conversation. TypeScript, Node.js, React, Tailwind, OpenAPI, Express, Azure (Container Apps, Service Bus, Front Door, Entra ID), Postgres, Terraform, GitHub Actions, Docker. Anthropic-first AI with in-house evals ...