1,151 to 1,175 of 2,267 React Jobs in the UK

Fullstack Engineer — Build Scalable People Ops SaaS

Location
Greater London, England, United Kingdom
Zelt Technology Limited is hiring a Fullstack Engineer to develop features end-to-end using modern technologies like React, TypeScript, Node.js, and PostgreSQL. Candidates should have 4-7 years of experience in a product-driven environment and a strong knowledge of AWS services. Join a growing SaaS company with ...

Hybrid Full-Stack Engineer (TypeScript/Node.js)

Location
Cambridge, England, United Kingdom
maintain user-facing features and interfaces for Part Searching and Exploration, and develop web services powering business logic. You will work with TypeScript, React, Node.js, Go and Python, contributing to complex data engineering and cloud-based architecture. The role combines frontend UI work with backend service design. #J-18808-Ljbffr ...

Product Engineer - AI-Driven Web Apps

Location
Cardiff, Wales, United Kingdom
owners and engineers to shape solutions and deliver high-quality digital products for learners and driving instructors across the UK. Our stack includes TypeScript, React, Node.js, GraphQL, Flutter and AWS. #J-18808-Ljbffr ...

Senior Java Engineer — Lead & Mentor FinTech Features (AWS)

Location
Cardiff, Wales, United Kingdom
deliver features, mentor juniors, and turn technical direction into working software. The role involves designing complex solutions with Java Spring Boot on the backend, React/TypeScript on the frontend, and AWS-hosted PostgreSQL multi-tenant architecture. You’ll drive delivery of large features and contribute to the team ...

Senior Product Engineer - End-to-End Platform (Azure)

Location
Greater London, England, United Kingdom
Limited in London is seeking an Experienced Product Engineer to design and build customer-facing applications and APIs, spanning backend Python services and frontend React/TypeScript UIs in an Azure cloud environment. You’ll own features end-to-end, collaborating with Product, Design, Data and Science teams to deliver ...

Customer-Facing AI Solutions Engineer

Location
Greater London, England, United Kingdom
platform and ensuring they extract maximum value. You will combine frontend/backend development with AI/ML tuning, build features using React/TypeScript/Node.js/Python, and manage integrations with enterprise systems while collaborating with Product, Eng, and Customer Success. In this role you will drive onboarding ...

Senior Full-Stack Engineer — Hybrid Work + AI Tools

Location
Greater London, England, United Kingdom
platform, delivering high-quality development across frontend and backend systems while mentoring teammates and driving continuous improvement. You will work across Next.js/React-based frontends and Node.js/Express backends, designing robust APIs, with a focus on performance, security, and scalable architectures. #J-18808-Ljbffr ...

Senior Tech Lead & Cloud Architect - Python/AWS

Location
Greater London, England, United Kingdom
Ness Digital Engineering is seeking an experienced Senior Technical Lead/Solution Architect in Dublin with strong Python, AWS, React JS, and full-stack expertise. You will architect scalable, cloud-native solutions and lead delivery of high-quality software while mentoring engineering teams. You’ll collaborate with product owners, stakeholders ...

Strategic Software Engineering Leader

Location
Greater London, England, United Kingdom
lead the design and delivery of enterprise-grade software solutions. The role requires 8+ years of experience and deep expertise in Python, TypeScript/React, and cloud-native architectures. You will mentor engineers, define software architecture, and ensure best practices in AI software delivery. This hybrid position requires in-office ...

Lead Engineer: Greenfield Systems & Tech Strategy (Hybrid)

Location
Cardiff, Wales, United Kingdom
decisions and guide a team of senior engineers while staying hands-on with code. The role focuses on Java (Spring Boot) on the backend, React/TypeScript on the frontend, PostgreSQL multitenancy, and AWS cloud hosting. You’ll drive observability and secure design across the stack. #J-18808-Ljbffr ...

AI Solutions Deployment Engineer

Location
England, United Kingdom
internal teams to own the technical delivery from solution design through implementation, ensuring high-impact outcomes and customer satisfaction. The role emphasizes strong React.js frontend and Python/Node.js backend skills, plus experience with AI, REST APIs, and CI/CD pipelines. #J-18808-Ljbffr ...

AI Product Engineer: End-to-End LLM SaaS (Remote)

Location
Greater London, England, United Kingdom
experience. You'll own problems end-to-end, building AI agents and workflows, shaping the product from idea to deployment using Python, AWS and React/TypeScript while collaborating directly with the founders and CTO. #J-18808-Ljbffr ...

Forward-Deployed Engineering Manager - AI & Data

Location
Slough, England, United Kingdom
lead a team delivering Palantir-based data solutions that drive transformation. You'll work across data engineering, Python/SQL and TypeScript/REACT, translating client goals into practical designs, and embedding AI workflows. This role requires onsite work with clients and a strong mix of technical mastery and stakeholder ...

Senior Full-Stack Engineer — Remote Tech Leader for SaaS

Location
United Kingdom
front-end and back-end development with a focus on technical leadership, collaboration, and delivering high-quality solutions. The ideal candidate has experience with React, Node.js, and NoSQL databases, along with strong communication skills. This position offers a dynamic environment and opportunities for professional growth. #J-18808-Ljbffr ...

Senior Full-Stack Engineer for AI-Powered Negotiations

Location
Greater London, England, United Kingdom
stack—from APIs to frontend to cloud infrastructure. You’ll ship production code weekly and collaborate with enterprise customers. You’ll work with TypeScript, React, NestJS, PostgreSQL, and AWS, contributing to architecture, testing, and deployment pipelines while helping accelerate Monq’s growth in a remote-first environment. #J-18808-Ljbffr ...

Senior Software Engineer — AI HR Platform (TypeScript)

Location
Greater London, England, United Kingdom
Humaans is seeking a frontend engineer to help shape the product from concept to release. You will write frontend TypeScript in React, build end-to-end features, fix bugs, and expand our integration marketplace while shaping the technical architecture. You’ll collaborate closely with product teams and designers, contributing ...

Senior Full-Stack Engineer — AI-Driven Fintech Ops

Location
Greater London, England, United Kingdom
features used daily by Ops teams at scale. Ideal candidates have strong Python web experience (FastAPI/Django/Flask), JS/TS with React, and interest in Generative AI. Hybrid work model with in-office collaboration and growth in a fintech unicorn. #J-18808-Ljbffr ...

Senior Frontend Engineer (JavaScript) – AI-Enhanced UI

Location
Greater London, England, United Kingdom
Solutions is seeking a Senior Software Engineer I (JavaScript) to join a cross‐functional team in London. You will build modern web applications using React and Node.js, shaping AI-assisted development workflows to speed delivery while maintaining quality and performance. You will collaborate with UX/UI designers, product managers ...

Remote Full-Stack Developer (TypeScript/Scala) - Contractor

Location
Greater London, England, United Kingdom
join our product-focused team. You'll engage in both Frontend and Backend projects, contributing to our product vision with technologies like Typescript, React, and Scala. This role offers a competitive day rate, paid vacation and sick leave, and the flexibility of remote work. Join us and work with cutting ...

Foundational Full-Stack Engineer - Web3 & AI (London)

Location
Greater London, England, United Kingdom
involves full-stack development, including feature shipping, API design, and integration of blockchain technology. Candidates should have over 4 years of experience with TypeScript, React/Next.js, and Node.js, and be prepared to work autonomously in an early-stage environment. The position is located in London and offers a unique ...

Remote IAM Platform Engineer — AI‐Native

Location
Greater London, England, United Kingdom
scalable code, build seamless user experiences, and ensure secure access controls while collaborating with cross-functional teams. Ideal candidates have strong JavaScript/TypeScript, React and Node.js experience, plus API design, NoSQL (Mongo), and OAuth-like flows. #J-18808-Ljbffr ...

Senior AI-Driven Frontend Product Engineer

Location
Greater London, England, United Kingdom
will own end-to-end product slices, collaborate with founders, designers and AI engineers, and ship high-impact capabilities. Proficiency in TypeScript/React and modern tooling is required, with London-based, four-days-a-week office presence preferred. You will build integrations with Canva, Figma, Google Docs, Contentful, Workfront ...

AI‐First Full‐Stack Engineer — End‐to‐End Delivery (Hybrid)

Location
Horsham, England, United Kingdom
Breathe in Horsham is hiring a mid-level Software Engineer to build features across React, Node and AWS. This hands-on role spans full stack work with end-to-end ownership from code to production, and you’ll contribute to AI-driven development while maintaining quality. Join a fast-paced ...

Senior Product Engineer — AI-Driven, End-to-End Platform

Location
Greater London, England, United Kingdom
frontend, backend and data layers. You’ll ship weekly and interact directly with paying customers to shape the product. You’re comfortable building polished React/Next.js interfaces and solving complex TypeScript problems live, with solid PostgreSQL foundations. You’ll join London-based team, contribute to AI-powered products ...

Full-Stack Engineer — Healthcare Provisioning Platforms

Location
Birmingham, England, United Kingdom
services, ensuring scalable, user-friendly tools for call centers and practice admins. We require 8+ years of production full-stack experience, with strong frontend (React) and backend (Python/TypeScript) skills, plus SaaS tooling and REST API know-how. HIPAA-compliant security is essential. #J-18808-Ljbffr ...