26 to 50 of 97 React Jobs in Central London

Principal Software Engineer - C#

Location
City Of London, England, United Kingdom
custom .NET host); comfortable with WebSocket bridges, local service APIs, or IPC mechanisms to connect web UIs with native desktop applications.Sufficient front-end literacy (React, TypeScript, Node) to make architectural decisions, review code, and collaborate effectively with dedicated front-end teams.Demonstrated ability to leverage coding agents in spec-driven development ...

Senior Full Stack Developer (Shopify)

Hiring Organisation
Halian Technology Limited
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Shopify Functions, Checkout Extensions, and Online Store 2.0 features. Integrate Shopify with ERPs, CRMs, PIMs, and third-party platforms. Build headless commerce solutions using React, Next.js, Remix, or Hydrogen. Optimise site performance, accessibility, SEO, and user experience. Collaborate with designers, project managers, architects, and clients throughout project delivery. Requirements 5+ ...

Senior AI Product Engineer

Location
City Of London, England, United Kingdom
from 0-to-1. Full-stack software engineering with strong backend expertise. Product ownership, architecture, and independent decision-making. Modern technologies including TypeScript, Node.js, React, PostgreSQL, AWS, and API-first architectures. LLM evaluation, token optimisation, cost management, monitoring, and deployment best practices. THE BENEFITS: You will receive a salary ...

Staff Software Engineer - Customer Data Platform

Location
City of Westminster, England, United Kingdom
workflows that increase team productivity. Tech Stack M&S utilizes a variety of technologies within the Customer Data Platform including: Front-end: React, Next.js, TypeScript Back-end: Java, Node.js, GraphQL, REST APIs Cloud & Infrastructure: Azure Kubernetes Service (AKS), mParticle, Salesforce Marketing Cloud, Salesforce Data360 Observability & Monitoring: Dynatrace, PagerDuty Quality & Testing ...

Technical Lead

Location
City Of London, England, United Kingdom
right task, you can expect to work with the following technologies to ensure scalable, high‐performance applications: Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Pragmatic and safe usage of AI through the SDLC (e.g. using MCP to combine tools ...

Full Stack Software Engineer

Hiring Organisation
Acacia Green Technologies
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
development. You will take primary responsibility for Node.js and JavaScript services, PostgreSQL data models, REST APIs and a growing microservices estate, while contributing to React.js interfaces when a feature requires end-to-end ownership. The role sits close to live hotel deployments, IoT devices and the people … building systems using MQTT, Modbus or Modbus TCP, HTTPS, JSON and vendor APIs; diagnose failures across software, network and device boundaries. Contribute to React.js frontends using JavaScript or TypeScript, HTML, CSS and appropriate state management when delivering complete product features. Containerise and deploy services using Docker, Kubernetes and Helm; support ...

Senior Software Engineer – AI Systems & Full-Stack Ownership

Location
City Of London, England, United Kingdom
application and integration layer for a new generation of AI-powered products. The role spans backend, API design, MCP integration and frontend development with React and TypeScript. You will design scalable REST/GraphQL APIs, implement agent-to-agent connectivity, and build production-grade frontend apps while collaborating with ...

Senior Product Engineer

Location
City Of London, England, United Kingdom
evaluation, and cost optimisation Ability to operate autonomously in a startup environment Strong communication and stakeholder management skills Desirable: Experience with Node.js, TypeScript, and React Computer Science background Experience within AI startups, technology companies, or financial services What They Offer Salary up to £140,000 Meaningful equity package Hybrid working ...

Full-Stack AI-Powered Software Engineer (Hybrid)

Location
City of Westminster, England, United Kingdom
Engineer to own end-to-end problems on a scalable, event-driven platform in production. You will work across a modern stack (TypeScript, Node.js, React) and help shape AI-driven debt collection solutions for banks and other industries. We value strong ownership, critical use of AI tools, and collaboration across ...

Full-Stack C# Engineer: Architect Scalable Finance Apps

Location
City Of London, England, United Kingdom
architects, and engineers to implement microservices, APIs, and cloud-based solutions in a fast-paced, security-minded environment. The role requires strong TypeScript/React frontend skills, solid C# back-end experience with SOLID principles, and a good grasp of RESTful APIs, CI/CD, #J-18808-Ljbffr ...

Full Stack Engineer - Frontend focused

Location
City Of London, England, United Kingdom
Experience: Core Technical Skills Strong full‐stack experience, with confidence working across frontend and backend codebases Frontend: Solid experience with TypeScript and modern frameworks (React/Vue) Backend: Experience building and modifying APIs and services (Node.js or similar) Data & Infrastructure: Comfortable working with databases, data models, and cloud-hosted systems ...

Full Stack Developer

Location
City Of London, England, United Kingdom
team. You’ll have 4+ years building and shipping production web applications as a full stack engineer who owns features end to end. Strong React and TypeScript. You can architect and refactor nontrivial frontends, not just hand‐roll components. Strong Postgres or equivalent. Comfortable designing schemas, writing performant queries, managing ...

Senior Software Engineer

Location
City Of London, England, United Kingdom
maintain complex SQL data models, ensuring efficient data structures, query performance, and reliability. Full‐Stack Development: Develop responsive and performant front‐end applications using ReactJS, focusing on UX/UI best practices. Integration & Automation: Architect and maintain integrations with external APIs such as AWS, Stripe, Zendesk, Twilio, Google Analytics, Google … field from a Tier 1 university. Experience: Minimum of 4 years of full‐time professional experience in software development, with strong expertise in TypeScript, ReactJS, and Next.JS. Solid experience in building RESTful APIs Leadership: Proven track record of leading development teams and managing large‐scale projects. Database Expertise: In‐depth ...

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 ...

Power Platform Engineer

Location
City Of London, England, United Kingdom
Protocol, Agent‐to‐Agent and LLM selection (advantage). Software development experience, including proficiency in one or more of the following: Python, JavaScript, JSON, React and related scripting, .NET technologies (C#, ASP.NET), REST services, and PowerShell. Desirable: experience with Power Pages. EU Characteristics that can spell success for this role ...

Senior Product Engineer (Backend) - Typescript/Node

Location
City Of London, England, United Kingdom
SaaS Platform | Tripled ARR in 12 months Remote-first (UK) with hybrid London office option Up to £130,000 + equity Typescript/Node, React, GCP/AWS Senior Product Engineer We're working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round ...

Senior UX designer (AI)

Hiring Organisation
Norton Blake
Location
City Of London, England, United Kingdom
What they’ll actually do Design interactions for AI-driven products: chat, generative tools, recommendation systems, agentic flows Build high-fidelity coded prototypes in React to test concepts with real customers Use AI tooling (Figma, Cursor, Kiro, Claude Code, custom plugins) to prototype and iterate at speed Build reusable ...

Clinical Engineer

Location
City Of London, England, United Kingdom
prod: one for clinical users and one for patients. Our stack is currently entirely in JS/TS: Angular + Capacitor + Electron, React (internal tools), Amplitude (analytics), a fully serverless backend in AWS (Cognito, Appsync GraphQL, Lambda, DynamoDB). We have good functional & unit test coverage and CI/ ...

Senior Software Engineer - Full-Stack (React/Node) | Hybrid

Location
City Of London, England, United Kingdom
Online Filings is seeking a Senior Software Engineer to architect and develop our next-generation web application and API. This role requires technical leadership, hands‐on development, and mentoring of junior developers to ensure scalability ...

Senior GenAI & Agentic AI Consultant - Hybrid

Location
City Of London, England, United Kingdom
transformation consultancy setting with public and private sector clients. Hybrid work, training, and a competitive package are offered. You will work with Python, TypeScript, React, Django, and cloud platforms to deliver scalable AI products, while collaborating across business units and contributing to #J-18808-Ljbffr ...

Azure Data Platform Architect – Cloud & Data Solutions (6m)

Location
City Of London, England, United Kingdom
lead cloud, data, integration and security architecture across IT projects, ensuring designs meet internal standards and reference architectures. Key requirements include hands-on Azure, ReactJS, NodeJS, microservices, Kubernetes and GraphQL expertise, plus experience with data platforms and data architecture. #J-18808-Ljbffr ...

Remote-First Staff AI-Native SaaS Platform Engineer

Location
City Of London, England, United Kingdom
feature development across the stack, from concept to release, and help shape the product experience. The ideal candidate has strong Node.js/TypeScript and React experience, plus familiarity with GCP or AWS. #J-18808-Ljbffr ...

Senior Full Stack Engineer - AI-Native Pubity Suite

Location
City Of London, England, United Kingdom
decisions impacting various components of the business. The ideal candidate has over 4 years of experience in web application development, with strong skills in React and TypeScript, and must be comfortable integrating with AI tooling and databases. This is a hybrid role with competitive salary and benefits. #J-18808-Ljbffr ...

Solution Architect

Location
City Of London, England, United Kingdom
Interact with stakeholders on architecture issues and strategic improvements where such expertise is required. Skills & Requirements Hands on expert experience with Cloud especially Azure, ReactJS, NodeJS,microservices, micro-frontend, Kubernetes and GraphQL is a must. Experience in data architecture and data platforms #J-18808-Ljbffr ...