76 to 100 of 111 React Jobs in Central London

mobile products. You will play a pivotal role in high-impact projects across our entire stack, from crafting polished user interfaces in Next.js and React Native to building robust backend services in Python. This is a high-impact opportunity for someone eager to learn fast, take ownership, solve real problems … help power the next generation of educational technology. Role Responsibilities Build and maintain features across our web app (Next.js) and mobile app (React Native) Contribute to our Python backend and help improve API performance Collaborate on database design and write efficient queries in Postgres Work with AWS services to deploy ...

degree 3+ years of full stack Python development experience with in-depth knowledge of ORM and API frameworks 3+ years of full stack Typescript React development experience Experience using Python libraries such as Fast API, SQL Alchemy and Pydantic is mandatory Experience in building, maintaining and optimizing relational SQL databases … PostgresSQL/Oracle) Rapid dashboard development (Streamlit, Plotly Dash, React) and experience presenting complex data visually to varied audiences Passion for developing in Python and React and a driven desire to engage with both our development community and the business Drive to stay up to date with changes ...

days onsite. FTE role. A Python + React + SQL + Databricks developer role blends backend data engineering with frontend application development, requiring strong coding skills in Python, React.js, SQL, and Databricks for building scalable, data-driven applications. Key Responsibilities Backend Development (Python) Build APIs and services using Python frameworks … Management Write and optimize complex SQL queries. Manage relational databases and integrate with Databricks. Perform data cleansing, transformation, and aggregation for analytics. Frontend Development (React) Design and build responsive, interactive UIs using React.js. Integrate frontend components with backend APIs and Databricks datasets. Use visualization libraries (D3.js, Plotly, Recharts) for dashboards. ...

Lead Full Stack Developer (.NET/React) Contract: 6-month contract - likely to extend Location: Hybrid – 3 days per week onsite Start: ASAP Overview We’re looking for a Lead Full Stack Developer to help build a new platform from scratch in a greenfield environment. This role requires someone … with development across both backend and frontend technologies. You’ll be building scalable .NET microservices on OpenShift while working across C# .NET Core, React and TypeScript. What You’ll Do Build a new platform from scratch using .NET microservices architecture Lead development across C# .NET Core and React Design APIs ...

Frontend Developer specializing in Next.js, you will be responsible for building fast, SEOfriendly, and highly performant web applications using React, TypeScript, and modern renderingstrategies. You will work closely with UI/UX designers, backend teams, and architecture groups to deliver responsive, usercentric, and scalable digital solutions. This role blends frontend … teams and translate business requirements into solutions. • Identify dependencies and coordinate activities across different workstreams. Your Profile • Handson experience with Next.js. • Strong proficiency in React, TypeScript, CSS, and HTML. • Experience working with CMS tools such as Storyblok is a strong advantage. • Understanding of APIs and exposure to Node.js (nice ...

SharePoint Online Lead migration of SharePoint 2016 on-premise solutions to SE and Online Build SPFx web parts, extensions, and integrations using TypeScript, JavaScript, React, and REST APIs Manage updates, patches, and service packs to ensure stability, security, and compliance Administer service and web applications, site collections, permissions, authentication … Edition (SE) and SharePoint Online, including migration from SharePoint 2016 on-premise Strong expertise in SPFx development and modern front-end technologies (TypeScript, JavaScript, React, HTML5, CSS3) Experience integrating SharePoint solutions using REST APIs, Microsoft Graph, C#, and .NET Hands-on management of on-prem SharePoint environments, including patching, upgrades ...

mission, focused execution, and speed We deploy to production multiple times a day 🛠️ Tech Stack Backend: Python (FastAPI) + Typescript (express) Frontend: React + Typescript Infrastructure: AWS (serverless!), terraform Containerisation: Docker Database: PostgreSQL + DynamoDB CI/CD: GitHub actions + Blacksmith runners 👩💻 What You'll Do Build exceptional product … culture and strategy 🙋♂️ About you 5+ years of experience building and shipping production-grade web apps, with a focus on frontend Strong proficiency in React and TypeScript , with solid knowledge of modern frontend architecture, performance, and maintainability. Deep understanding of UI engineering principles, state management, component design, and scalable frontend ...

About Circuit Mind: Electronic circuit boards are at the core of current and future inventions - space travel, medical robotics, autonomous transportation, augmented reality, bio-engineering. Yet today designing an electronic circuit board is an extremely ...

TheOpportunity Wearepartneringwithaninnovativeandfast-growingtechnologybusinesstorecruita SeniorFrontendDeveloper withdeepexpertisein ReactandReactNative . Thisisakeyhirewithintheengineeringteam,suitedtosomeonewhocan takeownershipofcorefrontendareas ,workindependently,andconfidentlydelivercomplexfeaturesfromdevelopmentthroughtorelease. KeyResponsibilities Developandmaintain webapplications(React/Next.js) and mobileapps(ReactNative/Expo) Takeownershipoffeaturesfromconceptthroughto productionrelease(includingAppStoredeployment) Designandimplement robustfrontendarchitectureandintegrationlayers Manageauthenticationflowsusing MSAL Collaboratecloselywithbackendteamsworkingon Node.jsmicroservices Supportdeploymentandconfigurationacrossenvironmentsusing Azure KeyRequirements 5+yearscommercialexperiencewithReact Strongcommercialexperiencewith ReactNative Provenexperiencedelivering mobileappstotheAppStore Experiencewith Next.js (essential) Experiencewith Expo (highlydesirable) Strongknowledgeof MSALandauthenticationflows Experienceworkingwith Azure ...

/no-code tooling and code-based approaches (Python, PySpark, SQL) Overseeing the development of user-facing applications and workflows using TypeScript and React Acting as the primary client interface, shaping requirements and translating technical solutions into business impact Embedding AI capabilities into operational systems using modern AI tooling Driving … software engineering, data engineering, or full-stack development Strong proficiency across multiple languages, including Python and SQL, with exposure to TypeScript and/or React Deep understanding of data engineering principles, including ETL pipelines, distributed processing, and data architecture Experience working in client-facing or consulting environments, with ownership ...

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 agents. Product … technical architecture from the 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 ...

+ meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe ...

Full Stack Software Engineer (C#/React) – Broadcast & Video Technology Location: London Area - Hybrid Full-Time Contract Rates: Negotiable We are looking for a versatile Full Stack Software Engineer to join our engineering team working on cutting-edge solutions in the broadcast and media technology space . This role combines … features across backend services and frontend applications Building and maintaining scalable APIs and microservices Developing intuitive and performant user interfaces using React Working with event-driven architectures and distributed systems Supporting and troubleshooting production systems Collaborating with engineers, product teams, and stakeholders to deliver high-quality solutions Contributing ...

frontend-strong engineer who wants real ownership, autonomy, and the chance to build products from scratch. They are looking for someone with strong React and TypeScript capability, alongside solid backend exposure across Python, APIs, and databases. As a Senior Product Engineer, Full Stack, you will play a key role … suited to someone who enjoys pace, autonomy, and being trusted to deliver. What you will be doing Building customer-facing products from scratch using React, TypeScript, and modern frontend tooling Owning frontend quality, user experience, and engineering standards Contributing across the stack, including backend integrations, APIs, product logic, and Python ...

frontend-strong engineer who wants real ownership, autonomy, and the chance to build products from scratch. They are looking for someone with strong React and TypeScript capability, alongside solid backend exposure across Python, APIs, and databases. As a Senior Product Engineer, Full Stack, you will play a key role … suited to someone who enjoys pace, autonomy, and being trusted to deliver. What you will be doing Building customer-facing products from scratch using React, TypeScript, and modern frontend tooling Owning frontend quality, user experience, and engineering standards Contributing across the stack, including backend integrations, APIs, product logic, and Python ...

design system – define the visual language, build reusable primitives, and maintain the libraries that power every interface. Ship pixel‐perfect UI in React, with real ownership of theming, performance and motion. Make performance a feature – instrument Core Web Vitals, set bundle budgets, optimise hydration patterns and chase performance where … every engineer can contribute to the front end at your level. The split is roughly 70–80% front end, 20–30% back end (Node, React‐router, SvelteKit) — enough to remove performance bottlenecks without being a full‐stack role. Who you’ll work with You’ll report directly to the technical ...

days onsite) About the Role Seeking a Middleware Backend Engineer with hands-on experience in Shopify Hydrogen framework and expertise in Golang, ReactJS, AWS services, and microservices architecture. Responsibilities Implement UI designs by integrating Figma Mark into projects. Develop scalable backend services using Golang, NestJS, and TypeScript. Work with PostgreSQL … manner. Continuously explore and adopt new technologies to improve development efficiency and product quality. Required Skills Experience with Shopify Hydrogen framework. Proficiency in Golang, ReactJS, and TypeScript. Familiarity with AWS services. Experience with microservices architecture. Preferred Skills Experience with PostgreSQL and DynamoDB. Knowledge of GraphQL APIs. Experience with Docker. ...

ownership of real-time video and data delivery across our digital content platform. Build and maintain frontend interfaces in TypeScript/React as needed, internal tooling means this is a lighter, cross-functional responsibility. Integrate LLM APIs and AI-powered workflows into product functionality, and leverage AI coding assistants … experience building backend services and distributed systems. Ability to read, understand, and contribute to Java-based systems. Frontend experience with modern frameworks such as React, Vue, Svelte, or similar technologies. Hands-on experience integrating LLM APIs from leading providers. Regular use of AI tools and coding assistants to increase development ...

Jungle, it’s never been a more exciting time to join! Key Responsibilities: Develop, evolve, and maintain our core web application using Ruby, Rails, React, and TypeScript. Collaborate closely with product managers and other stakeholders to deeply understand business needs and translate them into technical solutions. Contribute actively … practices in areas like system design, performance, security, and operational excellence. About you: 5+ years of professional experience building web applications using Ruby, Rails, React, and TypeScript. Strong backend development skills with a willingness to contribute across the full stack Proactive and self-driven, able to take ownership of tasks ...

lighting, and real-time rendering to push the work further Tech you’ll use Next.js (preferred) or Astro for performance-first builds Three.js + React Three Fiber (+ @react-three/drei ) GSAP (ScrollTrigger is a strong plus) Blender pipelines (glTF/GLB workflows) What we’re looking for Strong ...

years of commercial full-stack experience Strong PHP (any experience with Symfony or Laravel would be a plus) JavaScript with React (Next.js experience is a plus, but React is the priority) Comfortable reading and working with bespoke, custom-written code Able to work through problems independently, with reasonable baseline code ...

Product Engineer | Product Engineer (Full Stack) | React & Python | Product Engineer 💰 Up to £90,000 + equity 📍 Hybrid | London Victoria 💻 React, Next.js, TypeScript, Python 🚀 AI-native startup | Early-stage | Real ownership We’re working with an early-stage, VC-backed startup building the AI layer for conveyancing. Right now, a single … domain experts to turn complex, messy workflows into clean, intuitive user experiences. You’ll be: Building full stack as a Product Engineer using React, TypeScript and Python Owning features end to end, from idea through to production Translating real-world problems into scalable workflows Working directly with users and stakeholders ...

Senior Frontend Engineer, London Salary - 80,000 – £100,000 + bonus Location - London | Hybrid (2–3 days in office) A new Senior Frontend (React.js) Engineer is needed to join new team building a brand-new data platform for the Financial Services sector. This is a rare opportunity to join … backend teams in a small, senior squad Leverage AI-assisted tooling to accelerate development and innovation You Will Need – Strong experience with JavaScript, React and modern frontend architecture Proven track record delivering data-heavy or dashboard-led B2B products Expertise in data visualisation tools Experience working in early-stage ...

role is end to end. That means data engineering in Palantir Foundry, Python and PySpark, through to user-facing applications in TypeScript or React, and embedding AI workflows using AIP Logic and AIP Analysts. You will have ownership over how solutions are architected, working iteratively to build, demo, and refine … based on client feedback. Who They Are Looking For Fluency in one or more of Python, SQL, TypeScript or React, with the ability to pick up others Solid grounding in data engineering, ETL pipelines and application development Familiarity with Palantir (Foundry, Gotham or similar) is preferred but not essential Strong ...

leading trading firms in Europe to build our their London presence, specifically within their execution business arm. They are looking for the top .NET & React/Angular developers/computer scientist, to take complete ownership of building an entirely greenfield frontend and backend of their main trading systems, acting … buyside developers, in a modern technical environment. Requirements: 3-12 years of experience within a business facing trading team Strong skillset in C# and React or Angular Finance experience (ideally buyside experience) Computer Science or STEM bachelor’s degree Benefits: Top compensation packages with generous bonuses Opportunity to own greenfield ...