26 to 50 of 59 Contract React Jobs

C# Developer Architecture Focused

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£415 per day
DBAs, and governance teams in a structured, enterprise environment. What You'll Be Doing Designing and developing applications using .NET Framework/.NET Core , React/TypeScript , Python , and relational databases Refactoring and modernising legacy systems to reduce technical debt and improve performance and reliability Embedding modern security patterns across ...

Python Developer - Equity Derivatives

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
engage effectively with business and platform partners. Enhance our CI pipeline and deployment strategies. Desired Skills: Experience with modern web UI technologies like HTML5, React, RESTful services, and Websockets. Knowledge of Structured Products (Notes, Warrants, Certificates) is advantageous. Why Join Us? Be part of the fastest-growing area in Equities ...

Lead Full-Stack Developer

Hiring Organisation
Experis
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650 per day
architects, product stakeholders, and client teams to deliver secure, scalable software solutions. Responsibilities Front End Design and build modern, responsive user interfaces Develop using React, TypeScript, JavaScript, HTML, CSS Drive strong UX and cross-browser compatibility Back End Design and develop APIs and services Build server-side logic using Java … Strong experience delivering complex full-stack applications Commercial expertise in Java plus at least one other back-end language (ideally Python) Solid experience with React and modern front-end tooling Strong API design and integration experience Good working knowledge of Linux and Windows environments Proven problem-solver with strong analytical ...

AI Software Engineer, GraphRAG, TypeScript, AWS, Remote, CO7428A

Hiring Organisation
Corriculo Ltd
Location
North West London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 600 per day
using LLMs, RAG and agentic workflows GraphRAG/Knowledge Graph expertise - deep knowledge with Knowledge Graphs and vector databases Strong technical fluency - TypeScript/React, Langgraph/Langchain, neo4j, Docker, AWS (SageMaker, Bedrock, Hugging face), to name a few So What's Next? If you are an experienced AI Software ...

AI Software Engineer, GraphRAG, TypeScript, AWS, Remote, CO7428D

Hiring Organisation
Corriculo Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 600 per day
using LLMs, RAG and agentic workflows GraphRAG/Knowledge Graph expertise - deep knowledge with Knowledge Graphs and vector databases Strong technical fluency - TypeScript/React, Langgraph/Langchain, neo4j, Docker, AWS (SageMaker, Bedrock, Hugging face), to name a few So What's Next? If you are an experienced AI Software ...

Senior Software Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
Senior Software Engineer Role Details Role: Senior Software Engineer Job Type: Contracting Location: Manchester (Hybrid, with a minimum of 2 days in the office) Special Working Conditions (Travel/On-call, etc.): Associate has to ...

Back end developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
Bristol, Avon, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
Bristol.Skills required:- Python back end technologies- Ideally some exposure/understanding of .Net technologies. - Experience of maintaing backend services and APIs- Some experience of React, Typescript on the front end would be idealIf the above is of interest, please reach out with your latest CV. ...

Front-End Developer

Hiring Organisation
Sanderson
Location
South Croydon, Surrey, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 per day
interfaces for critical government services. You'll work on high-impact projects, leveraging modern frontend technologies to deliver responsive and accessible solutions. Required Skills* React* TypeScript/JavaScript (when used in the browser) Nice to Have Skills* Playwright (front-end testing) Reasonable Adjustments: Respect and equality are core values ...

Live Operation Engineer

Hiring Organisation
Harvey Nash Plc
Location
Glasgow, Lanarkshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
working within projects who build and maintain Java applications based on a microservice architecture. Desirable Skills Awareness of tech stack non core to role: React, Typescript Experience of engaging business users to perform root cause analysis of production issues via screen sharing, understanding user behaviour etc. Able to clearly describe ...

Senior C# Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
applications while contributing to greenfield development initiatives. Key Responsibilities Design, build, and maintain server-side and client-side applications using .NET Framework/Core , React/TypeScript , and relational databases ( SQL Server , Oracle ). Refactor legacy systems to reduce technical debt and improve performance. Implement modern security patterns (OAuth2/… OWASP principles. Hands-on experience with CI/CD pipelines and troubleshooting across Windows Servers and databases. Excellent communication and problem-solving skills. Desirable React/TypeScript Certifications in Azure/AWS , CISSP , or DevOps . Familiarity with Docker/Kubernetes , observability practices, and API gateways. Exposure to greenfield projects ...

Python + React Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
United Kingdom
Employment Type
Contract
Contract Rate
£525 - £575 per day
Python + React Developer Location: UK (Remote) Day Rate: Market Rate (Inside IR35) Contract Duration : 6 months Overview We are seeking a talented Python + React Developer to join a fast-paced engineering team supporting ongoing digital transformation initiatives. The ideal candidate will be adaptable, collaborative and proactive, with … operational teams Identify performance bottlenecks and recommend practical improvements Candidate Profile Essential Skills & Experience Strong commercial experience with Python Proficient in JavaScript frameworks, ideally React (Angular also considered) Comfortable working in dynamic environments undergoing change Ability to work both autonomously and collaboratively within distributed teams Experience supporting modern digital delivery ...

Frontend Developer

Hiring Organisation
Hays
Location
Birmingham, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 500 Daily
rebuild and modernise legacy applications currently written in AngularJS. The role focusses on understanding existing codebases and delivering clean, modern front-end solutions using React JS click apply for full job details ...

Full Stack Developer - SC Cleared

Hiring Organisation
Run-Time Group Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract, Work From Home
Full Stack ( .NET/React) Developer Clearance - SC Remote Full Stack .NET developer - Visual studio 2022, .Net core 8, C#, Entity Framework 8, React, Typescript, Material -UI, Restful API's, SQL Server, Web UI and CSS, Unit Testing and Azure Repos; Any existing experience with Azure including web/… Framework 8.0 (or newer), Restful APIs, LINQ, Visual Studio, Azure DevOps, IIS, SQL Server, including T-SQL, Schema Design, Performance Tuning. Front end requires: React (JavaScript Framework), CSS, JSON, Swagger, Postman, Lighthouse, Visual Studio, Azure DevOps ...

UI Developer - 13042

Hiring Organisation
Pontoon
Location
Bromley, London, United Kingdom
Employment Type
Contract
will harness the power of data to drive insights and transform business processes. Key Responsibilities: Design, develop, and maintain reusable UI components using React and TypeScript . Implement responsive and accessible interfaces that meet enterprise standards (e.g., WCAG ). Collaborate with product managers, UX designers, and backend engineers to deliver … Incorporate Vercel AI SDK UI components to enhance chatbot functionality and user experience. Ensure code quality through unit and integration testing with Vitest and React Testing Library . Participate in code reviews and contribute to architectural decisions. Optimize performance and troubleshoot issues across various browsers and devices. What You Bring ...

Full Stack Developer - SC Cleared

Hiring Organisation
Run-Time Group Ltd
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Full Stack ( .NET/React) Developer Clearance - SC Remote Full Stack .NET developer - Visual studio 2022, .Net core 8, C#, Entity Framework 8, React, Typescript, Material -UI, Restful API's, SQL Server, Web UI and CSS, Unit Testing and Azure Repos; Any existing experience with Azure including web/ ...

C# .NET Core Developer - Hybrid - Banking

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day Inside IR35
Tier 1 Bank - .NET CORE/React/Banking/Architecture Role - C# Developer/.NET Core Duration - 6 months with very likely extension Location - Hybrid/Canary Wharf - 3 days per week in a Canary Wharf office Rate - £415 p/d inside IR35 Tech Stack C# .NET Core …/Oracle React/Typescript Role Deliver, modernise, and support business-critical applications, frameworks and services across our stack (.NET Framework/.NET Core, HTML/CSS/TypeScript/React, Python, SQL Server, Oracle). The role focuses on refactoring legacy systems to reduce technical debt, improve reliability ...

Full Stack Engineer (Java / ReactJS)

Hiring Organisation
Adept Resourcing Engineering
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£520.00 - £525.00 per day
Full Stack Engineer (Java/ReactJS) Adept Resourcing are recruiting on behalf of a Tier-one bank, on a ongoing KYC project, looking for Full Stack Engineers (Java/Rreact JS) for an initial 6 month project (highly likley to renew). This is a hybrid role, with 3 days … improvements Required Experience Strong software engineering background with proven experience designing, developing, and deploying backend applications Java (preferably recent versions) Front-end development using ReactJS Experience delivering solutions within a microservices architecture Regular delivery of changes to production at high cadence Building and delivering RESTful APIs to production Experience designing ...

Web GIS Lead

Hiring Organisation
Stackstudio Digital Ltd
Location
Wokingham, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £390 to £400 per day
such as Python, SQL, and JavaScript for automation, data processing, and application development Build custom and COTS-based solutions in ArcGIS Experience Builder using React JS Spatial Analysis & Visualization Conduct geospatial analysis, cartographic design, and data visualization to support decision-making Perform web map creation, service publishing, ArcGIS Portal content … Portal for ArcGIS content creation, administration, and deployment Programming & Development Proficiency in .NET or Java, along with Python, SQL, and JavaScript Experience with React JS for custom widget/tool development in Experience Builder Knowledge of web services, open standards, and geospatial formats (XML, GML, KML) Database & Cloud Skills Experience ...

Full Stack Engineer

Hiring Organisation
Adept Resourcing Engineering
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £525 per day
Full Stack Engineer (Java/React) Tier-1 Bank | Long-term Programme | Sheffield (Hybrid) This is not a sandbox. This is not a proof of concept that never leaves PowerPoint. This is real engineering, on a live Tier-1 banking platform, with production impact from day one. Adept Resourcing … partnering with a Tier-1 bank delivering a major, ongoing KYC transformation programme. We're looking for experienced Full Stack Engineers (Java/React) who are comfortable operating at pace, shipping code regularly, and owning what they build. Initial 6-month contract, with a strong likelihood of extension. Hybrid working ...

Frontend Engineer

Hiring Organisation
Rullion Managed Services
Location
London, United Kingdom
Employment Type
Contract
enjoy creating innovative solutions, collaborating in a fast-paced environment, and learning from talented peers, this role is for you. Responsibilities Develop React applications on the frontend and work with REST API or GraphQL servers. Collaborate in a product/engineering team with frontend, backend, and platform engineers, as well … through pair programming and code reviews. Contribute to solving challenges associated with large-scale systems and data-intensive applications. Essential skills Strong experience with React and TypeScript . Experience using Apollo GraphQL . Experience with NextJS or Gatsby . Experience with unit testing , preferably Jest or Vitest . Strong software ...

Fullstack Engineer

Hiring Organisation
Randstad Digital
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £70 per hour
Tech Stack We are in a high-growth phase, evolving our search platform into a reliable, event-driven ecosystem. Backend: Node.js, TypeScript, Microservices. Frontend: React, TypeScript. Cloud: AWS native services (EventBridge, SQS, Lambdas). Architecture: Scalable, high-performance, event-driven systems. What You'll Do Drive Evolution: Take ownership … professional software development experience. Node.js & TypeScript Expertise: Strong proficiency in building and operating production-grade backend services. Frontend Fluency: Hands-on experience with modern React frameworks. Microservices Experience: A must-have understanding of distributed systems. Cloud Native: Familiarity with AWS (specifically SQS, Lambda, or EventBridge) is a significant plus. ...

Frontend Developer - Contract

Hiring Organisation
Be-IT Resourcing
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£0 per day
Developer to join our clients and help deliver high-quality, modern applications across web and mobile. Key Skills: Strong JavaScript/TypeScript experience ReactJS for web application development React Native for mobile app delivery Node.js for backend services GraphQL API design and integration AWS experience (useful, but not essential) What ...

Front End Developer - React

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £800 per day
Front-End Developer - React, Typescript Location: Ipswich (Onsite, 5 days per week) Contract Duration: 7 months IR35 Status: Inside IR35 About the Role My client, a leading global tech company , is looking for an experienced Front-End Developer . This role involves rewriting existing in-house applications using TypeScript … React , ensuring they meet modern standards and deliver exceptional user experiences. Key Responsibilities Review current applications and architecture Rebuild the codebase using TypeScript and React Document requirements in JIRA and work within Agile frameworks Write automated tests and maintain technical documentation Participate in sprint ceremonies, demos, and collaborative development activities ...

Back-End developer (python and GCP) - hybrid London - £525 inside IR35

Hiring Organisation
Exalto Consulting
Location
United Kingdom, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525/day £525 inside IR35
hybrid London - £525 inside IR35 Exalto consulting are currently recruiting for a contract back-end developer who has great exposure to python programming, javascript, react and GCP, this is inside IR35 paying £525 per day and initially 6 months. Skills required for the role: •Expert knowledge of backend development with … Python, Node.js and modern JavaScript frameworks •Experience with frontend technologies including React •Strong experience deploying and managing applications on Google Cloud Platform (GCP) •Proficiency in designing and integrating RESTful APIs •Demonstrated ability to implement automated testing strategies (unit, integration, regression) •Knowledge of security best practice, role and permission management ...

Full Stack Engineer

Hiring Organisation
Morgan McKinley
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
modernisation and experimentation. You'll work end-to-end, from ideation through to deployment, on customer-facing features used at scale. The Engineering Environment: React + TypeScript used exclusively on the frontend Node.js + TypeScript on the server side Strong emphasis on A/B testing, experimentation and data … improve customer-facing search and discovery experiences Work end-to-end across frontend and backend services Develop and maintain scalable Node.js services supporting React-based UIs Collaborate closely with product, data and engineering peers Contribute to experimentation, testing, performance and reliability Take ownership of services and advocate best engineering practices ...