251 to 275 of 336 React Jobs in London

Senior Full Stack Engineer/Developer (TypeScript React Data) Remote UK to £90k Are you a data savvy Full Stack Engineer? You could be progressing your career in a senior, hands-on Senior Full Stack Engineer at a scaling Fintech who have built an energy trading platform to revolutionise energy … digital experience that makes complex energy systems simple, powerful and intuitive, creating user interfaces that bring trading and billing into one flexible product using React and Redux and TypeScript, Node.js on the backend. You'll also contribute to maintenance of current systems, assist with the migration from JavaScript microservices ...

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around … rapidly scaling global platform. Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript Who you are... Strong technical foundation Deep experience with TypeScript, React, Node.js, and SQL/Postgres. Systems thinker Comfortable designing complex, interdependent systems ...

Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript I am currently working with one of the fastest-scaling platforms in the creator economy which is a creator-first, AI-powered product that enables creators around … rapidly scaling global platform. Senior Full Stack Engineer | Up to £110K | One of the UK's fastest growing AI platforms | UK Remote | React/Node/TypeScript Who you are... Strong technical foundation Deep experience with TypeScript, React, Node.js, and SQL/Postgres. Systems thinker Comfortable designing complex, interdependent systems ...

Full Stack Engineer | Hyper-Growth Fintech & Tech-for-Good | Typescript, React.js, Node.js, Next.js | Up to £110k | 3 days hybrid in London Opportunity: We're supporting a hyper-growth fintech client that is also tech-for-good. They’ve got big hiring plans for the year and are currently looking … Full Stack Engineers to join the team. You’ll be working with Typescript, React.js, Node.js, Next.js & more, working to shape the product direction and technical architecture as they continue to scale their business and expand into new markets. What You'll Be Doing as a Snr Full Stack Engineer | Hyper ...

Senior Full Stack Engineer, you will lead the architecture and development of a complex React + Next.js application that orchestrates long-running jobs, visualises large datasets, and integrates with backend and computational systems. This role is within a fast-growing technology company building scalable, user-facing platforms for data-intensive … long-term growth opportunities with potential leadership options A high-autonomy role within a technically rigorous environment Your Responsibilities Own and evolve the React and Next.js application architecture Design and implement scalable UI patterns for complex workflows and data visualisation Define state management strategies for long-running jobs and asynchronous ...

service platform enabling businesses, fintechs and banks to build digital asset treasury, payment and exchange use-cases. What you’ll do Modern React expertise: You have solid experience building responsive web applications using ReactJS and TypeScript . You are comfortable with hooks, context, and state management. Form handling: You have ...

p.a. dependent on experience. 0.1% - 0.25% share options available. The ideal candidate will have strong hands-on experience with modern web frameworks (ReactJS, Python, AWS) & APIs, as well as a working knowledge with back-end Python. AI development tooling such as Claude Code and Cursor is encouraged. Our technical tests … experience to join our growing team. The ideal candidate will have a solid background in Javascript & Python development, experience building web applications with React, and a core understanding of APIs and modern infrastructure tooling. You will play a key role in building the applications and tools that surface our cloud ...

Full Stack Software Engineer | London | £80,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £80,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django - ideally a blend of 2) Frontend: React, TypeScript Cloud Systems: GCP or AWS Are you a software engineer … What you will be doing: Designing, building, and maintaining backend services and APIs using Flask & FastAPI Building and evolving user facing web components using React/TypeScript Integrating third party services and AI models into production workflows Investigating production issues and contributing to root cause analysis Collaborating closely with product ...

responsive experiences that perform beautifully across all screen sizes Developing and maintaining component libraries and design systems Writing clean, reusable front-end code using React & TypeScript Optimising user journeys and conversion funnels through data-led design decisions Staying ahead of emerging UI/UX trends, tools, and technologies Participating … responsive digital experiences Expert proficiency in Figma for design, prototyping, and collaboration Strong knowledge of HTML, CSS, and modern web standards Good understanding of ReactJS & TypeScript for component-based development Experience working with design systems and component libraries Mobile-first mindset with a strong grasp of responsive design principles Knowledge ...

responsive experiences that perform beautifully across all screen sizes Developing and maintaining component libraries and design systems Writing clean, reusable front-end code using React & TypeScript Optimising user journeys and conversion funnels through data-led design decisions Staying ahead of emerging UI/UX trends, tools, and technologies Participating … responsive digital experiences Expert proficiency in Figma for design, prototyping, and collaboration Strong knowledge of HTML, CSS, and modern web standards Good understanding of ReactJS & TypeScript for component-based development Experience working with design systems and component libraries Mobile-first mindset with a strong grasp of responsive design principles Knowledge ...

Engineer (Fullstack) Salary/Package: £90k-£140k + Equity Options Company Sector: AI Start Up Experience Level: Senior (5+ years) Tech: JavaScript, TypeScript, Node.js, React.js, AWS Location: Central London Working Arrangement: 5 days a week in the office (flex hours) Product Engineer (Full Stack) Help shape the future of human … product leads to craft elegant, high-impact solutions What you bring Strong experience building full-stack web applications Proficiency with TypeScript, Node.js, and React (experience with tools like Tailwind, Radix, or Framer Motion is a plus) Solid understanding of Postgres or similar relational databases Exposure to cloud infrastructure ...

Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross-functional solutions using microservices and micro-frontend architectures Hands-on experience with … Java & Spring best practices, React, and cloud/data services including SNS, SQS, S3, Aurora/PostgreSQL, and OpenSearch Excellent communication skills. Nice to have: Technical leadership with the ability to identify delivery inefficiencies, escalate issues, and drive value. Hays Specialist Recruitment Limited acts as an employment agency for permanent ...

JavaScript to join them working across a range of new initiatives Core skills across Python and JavaScript with experience in Django and/or React are an absolute must for this position Duties: - Work within a small team of developers, contributing to daily code reviews and merge requests. - Develop across … support their technical growth. Skills & Experience: - Minimum of 3 years of experience as a full-stack developer across: Backend: Python, Django Frontend: JavaScript, React, Next.js Version Control: Git Beneficial Knowledge: - Azure - AI Full Stack Python/JavaScript Developer - London - £60k In accordance with the Employment Agencies and Employment Businesses Regulations ...

.NET Developer (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)In just over 5 years our client has established themselves as the world's leading internet subscription service for enjoying … have a sound understanding of object orientated (OO) development and a skill that that includes: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. This is an excellent opportunity for a .NET Developer to working within a challenging supportive environment. Top performers ...

.NET Developer - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) In just over 5 years our client has established themselves as the world’s leading internet subscription service … have a sound understanding of object orientated (OO) development and a skill that that includes: .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. This is an excellent opportunity for a .NET Developer to working within a challenging supportive environment. Top performers ...

Hybrid Contract Type: Contract - Inside IR35 Key Responsibilities: Develop and maintain Shopify storefronts , leveraging Liquid and modern front-end technologies. Work with Shopify Hydrogen (React) to build custom, high-performance, headless storefronts (nice-to-have) . Build end-to-end eCommerce solutions integrating OMS, IMS, WMS, payment processing, tax engines … focus. Solid Shopify experience – Liquid expertise required . Experience with Node.js, TypeScript, modern JavaScript (ES2019+), and design patterns . Familiarity with Shopify Hydrogen/React is a plus. Strong understanding of APIs, webhooks, and system integration . Excellent communication, teamwork, and problem-solving skills. Hands-on experience with CI/ ...

Junior .NET Developer - Online Film Rental Company - London (Tech stack: Junior .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, Junior .NET Developer) In just over 5 years our client has established themselves … following (full training will be provided to fill any gaps in your skill set): .NET 10.0, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB. This is an excellent opportunity for a Junior .NET Developer to working within a challenging supportive environment. Top performers ...

traffic, customer-focused features. Key Responsibilities Develop and optimise features across multiple e-commerce websites Build responsive UI components using HTML, SCSS, JavaScript, TypeScript, React and PHP Contribute to kiosk-based applications built with TypeScript Maintain and improve large, scalable front-end codebases Drive improvements in performance, accessibility and Core … workflows Enjoys mentoring and supporting colleagues Technical Requirements Essential: 5+ years commercial front-end development experience Strong knowledge of HTML, SCSS, JavaScript, jQuery, TypeScript, React and PHP Experience with Node.js, npm, webpack and modern build tools Google Tag Manager and GA4 event tracking Comfortable working in large, enterprise-level codebases ...

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 through to launch Access £1,200 annual learning budget, enhanced parental … patterns that scale across the platform Build event-driven applications using AWS Lambda and AWS API Gateway Contribute to modern frontend development (e.g., React or similar), ensuring great UX and accessibility Deliver major features from concept through to launch, taking ownership end-to-end Perform thorough code reviews, providing constructive ...

with Python (or similar), PostgreSQL and cloud infrastructure (Azure preferred; AWS or GCP also relevant). Frontend experience with modern TypeScript frameworks (Next.js/React) and an eye for building clean, intuitive product experiences. Experience designing and operating data pipelines or distributed systems that handle large volumes of text/… great outcome for demanding users. Product-obsessed full-stack builder – you’re as comfortable in Python/Postgres as you are in TypeScript/React, and you enjoy sweating the UX details that make AI feel reliable and usable. User-centric communicator – you like talking to lawyers, partners and associates ...

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 ...

Figma (or similar) Portfolio showing end-to-end product design work Experience building and maintaining design systems Development HTML, CSS, JavaScript/TypeScript React (our stack is React + TypeScript + Tailwind) Comfortable turning designs into responsive, accessible interfaces Experience creating reusable component libraries Mobile development (React Native, iOS, Android ...

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 ...

Python Developer/Full Stack Engineer (Python Django React) Remote UK to £80k Do you have strong Python and Django skills? You could be progressing your career at a tech scale-up, with recent investment, that is helping vulnerable people to reclaim money due to them via irresponsible lending. … Python Developer you will collaborate with the CTO and work with modern web technologies (primarily Django and React) to build complex web applications, improving existing services and creating new ones. You'll work across the full development lifecycle to produce high quality, well tested code through to deployment, automating ...

stack, but an eagerness to learn and the ability to leverage AI tooling to get bootstrapped quickly is a must: Frontend TypeScript Next.js + React - App Router with React Server Components Shadcn UI, Radix UI & Tailwind CSS - Utility-first CSS framework Data BigQuery - Cloud data warehouse Dataform - SQL transformation framework ...