1,026 to 1,050 of 2,268 Permanent React Jobs

3D AI Visualization Engineer (Frontend/Full‐Stack)

Location
Greater London, England, United Kingdom
projects end-to-end, collaborate across backend and frontend, and work with robotics and autonomous-vehicle domains. Proficiency in Python/TypeScript and React is valued, with exposure to cloud infrastructure (GCP) and Kubernetes beneficial. #J-18808-Ljbffr ...

Senior Python Engineer – AWS, IaC, Hybrid (London)

Location
Greater London, England, United Kingdom
work in a hybrid London setting, contributing across the full software lifecycle, with emphasis on secure, scalable APIs and modern web UIs built in ReactJS with TypeScript. The role requires strong Python, API, and Agile skills. #J-18808-Ljbffr ...

AI-Driven Platform Engineer, Agents & Automations

Location
Greater London, England, United Kingdom
role emphasizes end-to-end ownership, strong product judgment, and collaboration with product, design, and customer-facing teams. Our stack includes Python, TypeScript with React, PostgreSQL, and Kubernetes. #J-18808-Ljbffr ...

Senior Backend Engineer (Kotlin) - DevOps & AI-Driven

Location
United Kingdom
seeking a senior software engineer to join one of our product delivery teams. You’ll primarily work on Kotlin-based backend services with occasional React.js frontend work, collaborating with product managers and designers to ship value quickly and securely. You’ll own features end-to-end, advocate for DevOps ...

Tech Lead Architect – Full-Stack, Cloud & QA

Location
Greater London, England, United Kingdom
deliver high-quality code, and actively participate in design, development, testing, and deployments. You’ll work on a programme that uses Python, TypeScript, React, Terraform, and cloud platforms (AWS/Azure), with hybrid working and travel to client sites across the UK as needed. #J-18808-Ljbffr ...

AI Lead Full-Stack Engineer — Remote PropTech Solutions

Location
United Kingdom
développement produit natif en IA et guiderez les équipes techniques pour concevoir des plateformes scalables et sécurisées. Le profil idéal combine une expertise en React/TypeScript, Python, et une expérience pratique avec les systèmes IA et LLM basés, ainsi qu'une connaissance d'AWS et d'Infrastructure as Code. ...

Technical Lead Developer — Hybrid Role with Growth & Travel

Location
Leeds, England, United Kingdom
services. You will define architecture, lead cross-functional teams, and ensure quality through robust QA and reviews. The role involves working with Python, TypeScript, React, Terraform and cloud platforms (AWS/Azure), while mentoring engineers and delivering high-impact digital services for UK clients. Hybrid working is available. #J ...

Senior Fullstack Engineer — AI Platform (Remote 1x/yr)

Location
Greater London, England, United Kingdom
platform and data pipelines. This role requires 4+ years of experience and strong skills in Python, FastAPI, Postgres, and frontend tech (TypeScript/React). Hybrid work with on-site presence in London; visa sponsorship is not available. #J-18808-Ljbffr ...

Lead Software Engineer | Path to CTO | AI‐First Startup

Location
City Of London, England, United Kingdom
mentor a growing engineering team in Canary Wharf. You will shape architecture, balance scalability with speed, and build AI-powered products using Laravel, React, Python and AWS. You’ll work on retrieval and agentic AI systems, leverage datasets from Ofcom and Openreach, and help transition BroadbandUK into an AI-first ...

Senior Node.js Front Engineer — Greenfield & APIs Remote

Location
Greater London, England, United Kingdom
Harrington Starr is seeking a Senior/Lead Software Engineer to develop front office applications using JavaScript, Node.js, React and TypeScript. This role is London-based with remote work options, offering a base salary up to £120,000 and a strong bonus/benefits package. You will work closely with ...

Senior Full-Stack Engineer — AI Health SaaS, Remote

Location
Greater London, England, United Kingdom
Heidi is seeking a Senior Full-Stack Engineer to own features end-to-end—from data model to frontend. You will ship React/TypeScript interfaces and Python services, balancing browser and server logic for performance and scalability. You will design APIs, manage data modeling with MongoDB/Redis ...

Senior Fullstack Engineer, AI Platform & Scale

Location
United Kingdom
shared services that power AI agents used across SoSafe products. You’ll design and implement production-grade platform services using Node.js, TypeScript, NestJS and React, and you’ll work with LLMs, LangChain, LangGraph and agent orchestration to solve governance, observability and scalability #J-18808-Ljbffr ...

Hybrid .NET 8 Full-Stack Engineer (Blazor & Microservices)

Location
West Malling, England, United Kingdom
Blazor, turning requirements into production features while collaborating with Product Owners and UX designers. You don’t need extensive Blazor experience; candidates with React/Angular/Vue backgrounds and strong C#/.NET skills are welcome. #J-18808-Ljbffr ...

Senior Dev Lead - AI-Enabled Defence Platform

Location
Greater London, England, United Kingdom
seeking a Senior Developer to provide technical leadership on an AI-enabled Defence tasking platform. The role covers Python/FastAPI backends, React/TypeScript UIs, Camunda workflow orchestration, and secure, scalable microservices designed for Government environments. You will lead architecture, implement secure coding practices, and mentor cross-functional teams ...

New Grad Software Engineer — Public Sector AI

Location
Greater London, England, United Kingdom
/EECS/CE/Statistics with internship experience and a track record of shipping products at scale. Proficiency in Python, TypeScript, React, and MongoDB is desirable. #J-18808-Ljbffr ...

Full-Stack Java Technical Lead | Hybrid (Kafka, Spring)

Location
Preston, England, United Kingdom
fast-paced, collaborative environment with a hybrid work option. The successful candidate will bring deep Java Spring, microservices, Kafka, Docker, Kubernetes, MongoDB and React.js experience, plus a solid grounding in design patterns and Domain-Driven Design. #J-18808-Ljbffr ...

Senior Full-Stack Engineer — Hybrid, AI-Powered Fashion

Location
Greater London, England, United Kingdom
join the Shop Experience squad in our Product Development tribe. You will design and build customer-facing features across the full stack using React, TypeScript, and Python (Django), influencing architecture and engineering practices. You will collaborate with Product, Design, Analytics, and QA to ship reliable, scalable experiences for millions ...

Fullstack Engineer II - SMS & RCS (International)

Location
Greater London, England, United Kingdom
services fit into the broader platform and planning scalable architectures to serve global ecommerce clients. We build on Python/Django, Go, React and AWS, leveraging AI tools to create impactful customer experiences. Collaboration across teams drives our success and rapid delivery. #J-18808-Ljbffr ...

Senior Product Engineer: AI-Driven Full-Stack Platform

Location
Greater London, England, United Kingdom
Senior Product Engineer who owns the full stack from interface to infrastructure, shaping product direction with technical impact. You’ll lead frontend architecture in React/TypeScript, design robust APIs, and ship complete features including AI-powered capabilities on AWS/GCP, while engaging directly with customers to translate feedback ...

Senior Fullstack Engineer, Payments Platform

Location
Greater London, England, United Kingdom
reliably. Bring 5+ years of building high-performance, client-facing web apps, with backend Python, FastAPI, PostgreSQL, Redis, RESTful APIs, and frontend TypeScript, React, Jest, Storybook. You’ll mentor engineers and own deployments, CI/CD, and monitoring. #J-18808-Ljbffr ...

Senior Platform Architect & AI Lead

Location
Belfast City District, Northern Ireland, United Kingdom
partner with business and technology leaders to deliver scalable, secure, data-driven solutions. Lead architecture across Java/Spring Boot, Microservices, Angular/React, Snowflake/Databricks, and cloud-native tech; drive modernization while maintaining strong SDLC practices and governance. #J-18808-Ljbffr ...

Senior Full-Stack Engineer — AI-Native, High-Traffic Web

Location
United Kingdom
senior software engineer to lead the Media Engineering team. You will own end-to-end features across web, mobile apps, and services using Next.js, React, Node.js, and TypeScript, with a focus on performance, reliability, and security. You will set technical direction, mentor teammates, and collaborate with product managers and newsroom ...

Full Stack Engineer - End-to-End AI/CV, Equity Options

Location
England, United Kingdom
product features end-to-end across backend services, frontend applications, and AI-powered functionality. You will build scalable services, APIs and modern interfaces using React and TypeScript, while integrating AI and computer vision into customer-facing products. The role requires a solid software engineering background in Go, Python or C++ ...