1,476 to 1,500 of 2,270 React Jobs in the UK

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
maintainable features for the client Digital Onboarding Service using Python on the backend in a serverless and containerized architecture with a NextJS/React client frontend. Design, develop, and maintain scalable RESTful APIs and microservices using Python frameworks such as FastAPI or Flask. Build and support cloud-native solutions leveraging … services including Lambda, ECS Fargate, API Gateway, DynamoDB, S3, Secrets Manager, and CloudWatch. Work closely with the Lead React Engineer, Technical Architects, and Engineering teams to implement technical designs, architectural patterns, and coding standards. Collaborate with product managers, designers, and client stakeholders to translate business requirements into robust technical solutions. ...

Senior Software Engineer Full Stack - Start-up

Location
Greater London, England, United Kingdom
Senior Software Engineer/Full Stack Developer (Node TypeScript React) London/WFH to £95k Are you a senior Software Engineer looking for a genuine Greenfield opportunity where you'll shape architecture from day one? You could be joining a growing financial services business as they build a brand … Software Engineer, you'll help design and build a modern cloud native platform, setting up serverless platforms from the ground up using Node.js, TypeScript, React and Microsoft Azure. Working across the full technology stack, you'll take ownership of backend services, APIs, integrations and cloud infrastructure, whilst also contributing ...

Full Stack Engineer (AI Native)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £85,000 per annum
development while working alongside product, engineering, and technical operations teams.Key responsibilities include: Building and enhancing customer-facing web applications. Developing scalable features using React, JavaScript and TypeScript. Contributing to backend services built with Kotlin and Spring. Leveraging AI tools and agentic development workflows as part of your … quality, performance, security and scalability. YOUR SKILLS AND EXPERIENCE: You will bring strong capability in: Java and Kotlin backend development on the Spring stack. React, JavaScript and TypeScript. AI-assisted development, particularly using Claude and agentic engineering workflows. CI/CD pipelines, automated testing and API integrations. AWS, Docker ...

.NET Developer

Hiring Organisation
Noir
Location
Bracknell, Berkshire, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £65,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - Bracknell (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

.NET Developer

Hiring Organisation
Noir
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £80,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - London Or Surrey (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

.NET Developer

Hiring Organisation
Noir
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - Stevenage (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

.NET Developer

Hiring Organisation
Noir
Location
Bangor, Gwynedd, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £55,000 per annum
.NET Developer, .NET 10.0, C# 14 - Consultancy - Bangor (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

.NET Developer

Hiring Organisation
Noir
Location
Plymouth, Devon, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £55,000 per annum
.NET Developer, .NET 10, C# 14 - Consultancy - Plymouth (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award winning Microsoft consultancy. They specialise in delivering innovative … software development methodologies is of interest (Agile, Scrum). My client will provide training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, MongoDB, Azure, AWS, Node.js and Elasticsearch. This is a truly exciting project, one which if you are given the opportunity ...

Senior Full Stack Software Engineer

Location
United Kingdom
great software, bringing strong engineering judgment, and making the team better through craft and collaboration. You’ll ship across the full stack, crafting clean React UIs, building reliable Node.js and Python services, and deploying to AWS. You’ll own features end-to-end alongside a small, strong engineering team … outstanding international candidates, provided there is sufficient overlap with UK working hours. The Work You'll Do Software Development Build responsive, modular UIs in React and TypeScript that make complex emissions data feel simple and intuitive. Develop and maintain backend services in Node.js, designing clean APIs and working with cloud ...

Full-Stack Java Developer

Location
West of England, England, United Kingdom
bespoke software solutions Providing technical direction and communicating clearly with clients Producing solution architectures and technical designs Building full-stack applications using Java, JavaScript, React and TypeScript Designing and deploying cloud-based solutions, primarily using AWS Creating continuous integration pipelines using tools such as GitLab Working across the full software … What we are looking for Strong commercial Java development experience Good experience designing and building solutions in AWS Full-stack development experience using JavaScript, React and TypeScript Previous experience leading engineers or providing technical direction An understanding of software architecture and technical design Experience working throughout the full software development ...

Engineering Team Lead | Tech | London, UK

Location
City of Westminster, England, United Kingdom
Product roadmap Managing a team consisting of a range of skillsets and experience Full stack development, across Python/FastAPI services and React/TypeScript front ends Continuously improving the team's processes for iterative development, including embedding automated testing and CI quality gates into a fast-moving AI product … objectives and assisting with tailored development plans Our engineering environment includes technologies such as Python (FastAPI), LangChain/LangGraph for multi-agent LLM orchestration, React/TypeScript, PostgreSQL, MongoDB, Redis, Azure (App Service, Container Registry, Blob Storage), Docker, GitHub Actions, and modern CI/CD pipelines. About You: You will ...

Typescript Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £650.00 per day
Role You'll be joining a multidisciplinary engineering team focused on building backend and occasionally frontend components using modern TypeScript across Node.js and React/Next.js. The role centres on developing APIs, event-driven services, and internal tools that support large-scale, cloud-hosted workloads. You'll work closely with … tools to improve data distribution across the organisation. Writing high-quality, well-tested code using modern testing frameworks and patterns. Occasionally contributing to simple React/Next.js based UI screens for configuration or internal tools. Improving system reliability, observability, and developer efficiency through metrics, logging, and automation. Working closely with ...

Software Engineer (Next.js Playwright)

Location
Greater London, England, United Kingdom
teams to deliver reliable, scalable solutions used by GP practices every day. Build Modern Web Applications Develop and maintain customer-facing applications using Next.js, React and TypeScript. Build responsive, accessible user interfaces that simplify complex healthcare workflows. Collaborate with product and design teams to deliver high-quality features from concept … solutions deliver measurable value to practices and patients alike Requirements Must-haves 3+ years of professional software development experience. Strong experience with Next.js, React and TypeScript. Experience building and consuming REST APIs. Experience working with relational databases (SQL Server preferred). Familiarity with modern source control and CI/ ...

Senior Software Engineer

Hiring Organisation
Daniel James Resourcing Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
C#/.NET, React & AI £90,000 + Bonus + Benefits Central Wimbledon | Hybrid 2 days per week Were partnering with an established global technology business looking for a highly experienced Software Engineer to help shape the next generation of a major SaaS platform. This is for someone who still … comfortable having genuine technical influence across an engineering organisation. Were particularly interested in experience across: C#/.NET and modern backend engineering TypeScript with React, Angular or Vue APIs, distributed systems and service-based architectures AWS or another major cloud platform SQL Server/PostgreSQL and relational data modelling Docker ...

Software Engineer

Location
London, England, United Kingdom
doubt be opportunities to contribute to other exciting projects in CDA, so some experience or a willingness to learn other technologies such as React, Node.js and AWS is a bonus. Are you the right candidate Essential • Excellent PHP skills • Excellent experience designing and optimising relational database systems • Familiarity with frontend … continuous delivery Desirable • Experience identifying and fixing accessibility issues • jQuery experience • Experience managing or working on legacy systems • Experience with data flow modelling • React, Node.js & AWS skills About the BBC The BBC is committed to redeploying employees seeking suitable alternative employment within the BBC for different reasons and they will ...

Software Programmer - Remote & Impactful Development

Location
Leeds, England, United Kingdom
Mandatory): Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent work experience). Familiarity with web development frameworks (e.g., React, Angular, [website]). Experience in mobile app development for Android or iOS platforms. Knowledge of cloud computing platforms (e.g., AWS, Microsoft Azure). Job Title … Mandatory): Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent work experience). Familiarity with web development frameworks (e.g., React, Angular, [website]). Experience in mobile app development for Android or iOS platforms. Knowledge of cloud computing platforms (e.g., AWS, Microsoft Azure). Education: Bachelor ...

Senior Software Engineer I (JavaScript)

Location
City Of London, England, United Kingdom
design, write, test, and improve software. About the role We are seeking a talented and self‐motivated Frontend Software Engineer with strong skills in React and Node.js and a collaborative mindset. You will work as part of a cross‐functional product development team building modern web applications used by millions … collaboration, knowledge sharing, and participation in recruitment. Requirements Core Engineering Skills: Strong knowledge of HTML, CSS, and JavaScript Experience building modern web applications using React Experience working with Node.js, Express, or related backend services Experience working with RESTful APIs Familiarity with agile development practices such as: Test-Driven Development Pair ...

Full Stack Software Engineer

Location
Greater London, England, United Kingdom
engineer who is, at heart, a builder who works fluently with agentic AI coding assistants. Someone who is equally at home crafting a refined React user interface and designing the distributed Java services and data flows behind it. AI tools have made producing code far faster; they have not made … what a passing suite does and does not prove about meeting the requirements. Front-end development with TypeScript and JavaScript, building user interfaces in React and working with the Node.js tooling around them. Back-end service development in Java, implementing and consuming REST APIs. Preferred Qualifications Fluency in reading, reviewing ...

Senior Ruby on Rails Developer

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
align technical direction with business strategy in fast-moving, product-centric environments. Key requirements: Ruby & Ruby on Rails Full-Stack Engineering: JavaScript, TypeScript, React, Hotwire, Stimulus Node.js & React exposure beneficial API Design: REST, GraphQL, external integrations Data Stores: PostgreSQL, MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud & DevOps: AWS, Heroku ...

Senior Full Stack Developer (Kotlin, React) - Banking - London

Hiring Organisation
Salt Search
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£500.00 - £700.00 per day
Senior Full Stack Developer (Kotlin, React) - Banking - London Daily rate: £500 - £700 (inside IR35) Duration: 6 - 12 months Hybrid: 3 days per week in office Start: ASAP We're looking for a hands-on engineer who thrives in a collaborative XP environment and enjoys working across the full stack. … learnings with the team Your skills and experience Kotlin development, or experience in Java/Scala and a desire to cross train TypeScript and ReactJS with experience using a JVM language on the server side (10+ years of professional software development) Strong grounding in Object-Oriented and/or Functional ...

Full-Stack Engineer - AI Startup (Typescript, Node, React)

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Senior Full-Stack Engineer - AI Startup (Typescript, Node, React) London - 4 days per week in the office Permanent | £120,000 - £150,000 We're working with an exciting early-stage AI startup building an agentic platform for institutional finance . The company is a small, high-performing team of fewer … 8+ years' commercial software engineering experience. Strong full-stack development experience with no significant frontend or backend bias. Recent, hands-on experience with: TypeScript React Node.js Proven experience building and maintaining production software . Experience taking ownership of projects and features from development through to production. Regular use of modern ...

Software Engineer - React, Next, Asset Management

Location
Greater London, England, United Kingdom
environment, you will deliver modern, secure, and scalable applications that support global business and customer-facing platforms. Key Responsibilities Develop full-stack applications using React, Next.js, Node.js, and TypeScript. Build and support APIs, integrations, and cloud-native services. Deliver responsive, accessible, and high-performance web experiences. Implement and maintain … optimise production systems. Leverage AI-assisted development tools throughout the software lifecycle. Collaborate with Product, UX, Marketing, and Engineering teams. Technical Requirements Essential React.js Next.js Node.js TypeScript REST APIs Cloud platforms (Azure preferred) CI/CD and DevOps Infrastructure as Code Automated testing Agile delivery Desirable Python Serverless architectures Headless ...

Full-Stack Engineer - GenAI on AWS (React/TypeScript)

Location
Belfast City District, Northern Ireland, United Kingdom
seeking a Mid-Level Software Engineer to help build and scale a modern GenAI platform on AWS. You’ll work across frontend React/TypeScript and backend Python/Java/Node.js/C#. The role spans UI design, backend services, and cloud-native operations in AWS. You'll contribute ...

Software Engineer II - Full Stack React/Java Developer

Hiring Organisation
JP Morgan Chase
Location
Bournemouth, Dorset, UK
Employment Type
Full-time
development of secure, stable code and systemsAdds to team culture of diversity, opportunity, inclusion, and respectRequired qualifications, capabilities, and skillsHands on experience on React Js, Java, Spring Boot microservices, Oracle Databases, Kafka messaging, GKP deployments. Hands-on practical experience in system design, application development, testing, and operational stabilityExperience in developing ...