726 to 750 of 2,079 React Jobs in the UK

AI Engineer

Location
Birmingham, England, United Kingdom
into clear specifications, tasks and acceptance criteria before implementation. Experience using Claude Code or equivalent AI coding assistants within disciplined software-engineering practices. Basic React or frontend integration experience. What We Are Looking For We are looking for engineers who can build the complete workflow around an AI model ...

Senior Software Engineer - 12 Month FTC

Location
Manchester, England, United Kingdom
technical and non‐technical colleagues. A collaborative approach to reviewing work, sharing knowledge and improving engineering practices. Relevant technical experience Our stack includes TypeScript, React, Next.js, Node.js and Google Cloud, alongside Terraform and automated delivery pipelines. Experience with some of these technologies would be valuable, but we do not expect ...

Lead Software Engineer (UI) — Digital Markets Execution Technology (DMET), Execute

Location
Greater London, England, United Kingdom
assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands-on experience building production UIs with React and TypeScript in large-scale applications Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

Software Engineer (Contract)

Location
Greater London, England, United Kingdom
knowledge. The Stack TypeScript throughout the platform, with some existing data tooling in Python. Postgres. AWS Lambda with Terraform. A GraphQL API. Next.js and React on the front end. Most of our code is written with Claude Code, so engineers spend more of their time on design, on directing ...

Staff Product Security Engineer

Location
Greater London, England, United Kingdom
stage - Team Based interview 4th stage - Technical interview/test 5th stage - Meet with our VP of Engineering Additional information Doxy.me tech stack Frontend: React, TypeScript, Playwright, WebRTC, Next.js, Nx.dev Backend: Nodejs, TypeScript, Jest, NestJS, Nx.dev Cloud: AWS 3rd party: Vonage, Segment, Twilio, Stripe Our team: technologists, academics, researchers ...

Senior Fullstack Engineer

Location
United Kingdom
operating production web applications and microservices at scale. Core technical stack proficiency: Mastery of TypeScript across the stack, modern frontend frameworks (Vue 3, React), and backend services using Node.js. Platform & API architecture: Deep experience with REST/GraphQL APIs, microservices, Backend-for-Frontend (BFF) patterns, and data persistence (PostgreSQL, Elasticsearch ...

Lead Software Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands-on experience building production UIs with React and TypeScript in large-scale applications Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

Tech Lead

Location
Greater London, England, United Kingdom
expertise in AWS, GitHub, and Terraform (preferred). Development skills – strong expertise in at least one core language or framework (e.g. Node.js, TypeScript, React), with a sound understanding of APIs and common design patterns. Agile mindset – extensive experience working in agile environments, focused on delivering customer value and driving continuous ...

DevOps Engineer

Location
Belfast City, Northern Ireland, United Kingdom
haves: Experience working in regulated or high‐trust environments Knowledge of zero‐downtime deployment patterns and rollback strategies Exposure to Next.js, Node.js, or React‐based applications from an ops perspective Understanding of secrets management and zero‐trust networking Our Benefits Join a scaling fintech building the next generation of investment ...

Software Engineer, Business Technology

Location
Greater London, England, United Kingdom
with ambiguity Hold yourself to a high bar without needing external pressure Strong candidates will have: Proficiency across the stack (we use Python, TypeScript, React) Experience building platforms, primitives, or internal tools that others build on top of A track record of shipping products independently—not just contributing to larger ...

Senior Director of Software Engineering

Location
Greater London, England, United Kingdom
RICE or equivalent). Track record delivering front-to-back workflow integrations across complex organizations. Strong experience with front-office UI/tooling (e.g., React/TypeScript) and automation for workflow-critical systems. Experience modernizing legacy estates and improving resilience, observability, and incident management. ABOUT US J.P. Morgan ...

Python Software Developer - Backend

Location
Greater London, England, United Kingdom
writing code to manage incoming data, working with AI Engineers to analyse huge data sets, or writing Restful APIs in Django to support the React front end. Our ideal candidate takes pride in their work – producing clean, tested, beautiful code. Rather than give you a detailed set of requirements ...

(Senior) Product Designer New Exeter, Bristol.

Location
United Kingdom
data visualisations. Experience using product analytics and quantitative measures alongside qualitative UX research. Familiarity with HTML, CSS and modern front-end technologies such as React or TypeScript. Experience with accessibility, inclusive design or motion design. Location This role is on-site at either our Exeter or Bristol office. ...

Software Engineer, Agent (Arabic speaking)

Location
Greater London, England, United Kingdom
ownership, and speed Familiarity with tools that power today\'s AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Senior Quantitative Engineer

Location
Greater London, England, United Kingdom
with large scale data sets with structured or unstructured data Experience in building user facing applications over large amounts of data using technologies like React, Angular, JavaScript etc. Experience implementing process improvements and automation Skills that will help Global Risk Management experience High level of intellectual curiosity Experience implementing strategic ...

Sitecore Solutions Architect

Location
Greater London, England, United Kingdom
Experience Edge, content modelling, publishing pipelines and Sitecore PowerShell Extensions (SPE) automation. Front-End & Head Architecture Architecting headless front ends against SitecoreAI using Next.js, React and TypeScript with the Sitecore Content SDK. Designing and operating rendering hosts — hosting choices (Vercel, Azure), preview and production separation, caching and invalidation strategy. Component ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
have experience with one or more of: Offensive security — pentesting, security research, bug bounty, CTFs — or building tools for security practitioners TypeScript and React, and the ability to take a feature all the way through to the interface Durable execution and distributed workflow systems Multi-tenant SaaS running untrusted ...

Full-stack Engineer - BYG DE

Location
Greater London, England, United Kingdom
judgement. The requirements Essential: Proven track record designing and building backend systems using Python, with the ability to work across front-end codebases, particularly React or TypeScript, to deliver projects end to end. You use AI (like Cursor, Claude Code or similar) in your daily flow—whether for work ...

Senior Fullstack Engineer

Location
Greater London, England, United Kingdom
degree in computer science/related engineering field 5+ years of hands‐on fullstack experience shipping and supporting production web applications Deep expertise in React and TypeScript, or another modern front‐end framework, and strong, well‐founded opinions about building interfaces for data‐heavy workflows Adaptability across languages and comfort ...

Software Engineer, Agent

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Software Engineer, Agent (German speaking)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Software Engineer, Agent (Dutch speaking)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Software Engineer, Agent (Italian speaking)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Software Engineer, Agent (Arabic speaking)

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

Software Engineer, Agent (French speaking)

Location
London, United Kingdom
ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...