1 to 25 of 35 Contract React Jobs in the UK

Senior Frontend Developer

Hiring Organisation
Rullion - Eon
Location
London, Farringdon, United Kingdom
Employment Type
Contract
looking for a skilled Senior Frontend Developer with strong experience in TypeScript and React Native to join our development team. In this role, you will build scalable, high-performance web applications and work closely with cross-functional teams to deliver outstanding user experiences. This is initially a six-month contract … week in the London office, and is full-time at 40 hours per week. Key Responsibilities: Develop and maintain scalable, responsive applications using React.js, React Native, and TypeScript Work closely with UX/UI designers to deliver intuitive and engaging interfaces Write clean, efficient, and maintainable code following best practices ...

InterPro/Pfam Software Project Leader

Hiring Organisation
EMBL-EBI
Location
Saffron Walden, Essex, South East, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£75,000
also have Experience with Kubernetes for container orchestration and cloud-native deployments. Java programming experience. Experience with web technologies (e.g. REST APIs, React, JavaScript/TypeScript). Background in bioinformatics or life sciences software development. Familiarity with Pfam, InterPro, or related protein family/domain resources. Track record of contributing ...

Java Full Stack Developer

Hiring Organisation
DCV Technologies
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £500/day
Java Full Stack Developer Location: Manchester, UK Working Model: Office-Based (3 Days per Week) Contract Type: Contract Duration: 12 Months Rate: £500 per day Overview We are seeking an experienced Java Full Stack Developer ...

Senior Gen AI Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
performance and observability* Experience with monitoring tools such as CloudWatch and/or Datadog* Experience with testing strategy and LLM evaluation Nice to have: * React, Next.js and TypeScript experience* Experience delivering AI-enabled user experiences, such as chat-based interfaces or intelligent workflows* Familiarity with GenAI concepts, including LLMs ...

Java Developer

Hiring Organisation
Hays Technology
Location
Glasgow, City of Glasgow, United Kingdom
Employment Type
Contract
8+), Spring Boot, Spring Framework & Microservices Solid experience building REST APIs/Web Services Experience across the full stack (e.g. Java backend + JavaScript, React or JSF frontend) Strong understanding of component-based architecture & system design Experience with CI/CD tools (Jenkins, Maven), Git, and Agile/Scrum delivery ...

Full Stack Developer - Active SC, NPPV3, Java

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Public Sector. Active SC and NPPV3 Clearance. Senior-level expertise in either Java/Spring (Boot, Data JPA, Security) or JavaScript/TypeScript with React; mid-level experience acceptable in the other Proven experience delivering high-quality, cross-functional solutions using microservices and micro-frontend architectures Strong knowledge of Oracle ...

Senior Java Full Stack Developer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£675 - £800 per day
development team Strong Java development skills, including experience with multi-threaded and mission critical applications Exposure and knowledge of front-end technologies such as React and Angular Experience with relational database technologies, including SQL proficiency Embed quality gates and parallelized execution in CI/CD ; reduce build times while increasing ...

Senior Python Engineer (Django / DevOps / IaC)

Hiring Organisation
Pontoon
Location
Welwyn Garden City, Hertfordshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£850 per day
configuration management (Ansible) Experience operating and administering Linux distributions (RHEL, Ubuntu) Familiarity with cloud-native services (Azure AKS, ACR) Exposure to frontend frameworks (React, Vue.js) Operations and technical troubleshooting experience Candidates will ideally show evidence of the above in their CV in order to be considered. Please be advised ...

Senior Python Engineer (Django / DevOps / IaC)

Hiring Organisation
Pontoon
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£850 per day
configuration management (Ansible) Experience operating and administering Linux distributions (RHEL, Ubuntu) Familiarity with cloud-native services (Azure AKS, ACR) Exposure to frontend frameworks (React, Vue.js) Operations and technical troubleshooting experience Candidates will ideally show evidence of the above in their CV in order to be considered. Please be advised ...

Principal Technical Lead

Hiring Organisation
RSSB
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
domain modelling, integration patterns, and performance considerations. Experience with Entity Framework Core code-first migrations and data modelling. Strong front-end engineering skills in React and TypeScript, including component architecture, state management, and integration with REST/SignalR backends. Solid understanding of event-driven architectures. Hands-on experience with PostgreSQL ...

Senior Full Stack Developer (React & C#.NET)

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
Title: Senior Full Stack Developer (React & Java script) Contract Length: 12 Months Location: London - 3 Days a week Daily Rate: Circa £650/Day (Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and Java script Core will … collaborative environment and are eager to make an impact, we want to hear from you! Technical Skills Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential - More to React JS and Java script Back-end: Expertise in C# .NET ...

Senior Full Stack Engineer (GCP, Python, JavaScript) Remote

Hiring Organisation
Exalto Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £410/day
applications within the Google Cloud Platform (GCP) ecosystem. ● JavaScript/TypeScript Expert: Expert-level knowledge of modern language features, asynchronous patterns, and static typing. ● React: Expert knowledge of building interfaces, managing state, and optimizing performance within React. ● NodeJS/Express: Strong experience building and scaling server-side applications using Express. ...

Senior Golang Engineer - Fully remote - Outside IR35

Hiring Organisation
IO Associates
Location
United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£300 - £400 per day
microservices Cloud experience (AWS and/or Azure) Experience working in modern engineering environments It would also be useful if you've worked with: React C#/.NET Angular Kubernetes CI/CD pipelines Legacy modernisation projects Why people tend to like this sort of role Fully remote Outside IR35 ...

Full Stack Engineer

Hiring Organisation
Leo Technology Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £425 per day
Full Stack Engineer - Azure, C#, .Net, React/ReactJS Outside IR35 12 Month Contract Fully Remote (UK only) £400 - 425 Per Day We're currently working with a London based MedTech company who are searching for a Full Stack Engineer who has extensive experience working with Azure, C#, .Net … React/ReactJS. This project will see you working alongside a small existing team of developers, adding additional capacity to make business critical updates and enhancement to their existing Azure based core platform, with the bulk of the work will focus on enhancing the workflow engine! We are looking ...

Senior Salesforce Test Engineer

Hiring Organisation
Indotronix Avani UK Ltd
Location
Swindon, Wiltshire, South West, United Kingdom
Employment Type
Contract, Work From Home
Salesforce project experience. Functional and integration testing of Salesforce applications. Playwright, BDD/Cucumber, API testing (Rest Assured/Postman). Testing JavaScript/React applications. Knowledge of TDD, BDD, CI/CD practices. Experience with Loans & Investment apps, Conga templates, FinDock & GoCardless. Agile experience and strong communication skills. Desirable ...

Senior Java

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £320 per day
Skills & Experience Core (Essential) Java 8/7, Spring Boot, Spring MVC, REST APIs JEE stack: JSF, JPA, JSP, Servlets, JDBC Front-end: JavaScript, ReactJS, HTML5, CSS3/SCSS XML technologies (DOM, SAX, XSLT) Accessibility tools: NVDA, WAVE, Accessibility Insights Tools & Technologies IntelliJ IDEA Jenkins, Maven, JIRA Git/Subversion ...

DevOps Engineer - Posthog

Hiring Organisation
True North Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £450 per day
successful tech consultancy who are looking for DevOps Engineer for some immediate contract roles. Key skills: PostHog implementation implementing event tracking strategies Experience with React, Next.js, Node.js, or similar modern web technologies. Familiarity with AWS and/or Azure environments. Experience with CI/CD pipelines and Infrastructure as Code. ...

Sitecore Technical Lead

Hiring Organisation
ThriveIT Systems
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Permanent, Contract
integration patterns Sitecore Helix architecture principles Experience with Azure or other cloud hosting environments is a plus Frontend Working knowledge of modern JavaScript frameworks React Nextjs preferred Ability to review frontend code critically and guide frontend engineers effectively DevOps Tooling Gitbased workflows branching strategies and agile culture Testing Quality Familiarity ...

Automation Test Engineer

Hiring Organisation
Lorien
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
mutation testing), WireMock (where appropriate). BDD: Cucumber, Karate (behaviour-driven and API-focused testing). Frontend Testing: Playwright (thin end-to-end coverage) ReactJS testing library. Contract Testing: PACT (REST APIs and Kafka events), Pact Broker. Performance Testing: k6 or Gatling (performance smoke tests and baseline validation). ...

Software Engineer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
modern front-end expertise. Key Responsibilities Design, develop and maintain enterprise-grade applications using .NET technologies Build and enhance responsive front-end applications using React and TypeScript Develop secure RESTful APIs and backend services Work within Azure-native environments, leveraging cloud-first architecture principles Collaborate with Product Owners, Architects, DevOps … Essential Skills & Experience Backend Strong commercial experience with: C# .NET/.NET Core ASP.NET Core REST API development SQL Server Frontend Strong experience with: React TypeScript JavaScript HTML5 CSS3 Cloud & DevOps Strong Azure experience CI/CD pipelines Infrastructure and deployment best practices Apply now or email for more information. ...

Web Developer - (React / TypeScript)

Hiring Organisation
SDL Solutions Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Developer - (React, TypeScript & .NET) - Hybrid - Outside IR35 We are looking for a Web Developer with strong React and TypeScript experience and some knowledge of C# and .NET to join a development team on an initial 12-month contract. Responsibilities Develop and maintain web applications using React and TypeScript. Contribute … stand-ups, sprint planning, estimation sessions, and retrospectives. Support DevOps pipelines and deployment activities. Attend team meetings as required. Required Skills Commercial experience with React and TypeScript. Knowledge of C# and .NET. Experience with Git and source control. Understanding of automated testing practices. Experience working within an Agile environment. Good ...

Full Stack Python Developer

Hiring Organisation
Brio Digital
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500/day
Full Stack Python Engineer (Python, React, TypeScript & AWS) Contract: Until March 2027 Rate: £500 per day (Inside IR35) Location: Hybrid with 1-2 days per month onsite in Leeds Start: ASAP We're looking for a Senior Full Stack Python Engineer to join a major public sector digital programme delivering … critical services. This role is ideal for an engineer who enjoys owning solutions end-to-end, from building modern React front ends through to developing scalable Python services and cloud infrastructure in AWS. Previous NHS or Government experience is essential. Key Skills Required Strong Python development experience Strong front ...

Java Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Java based microservices, applying test driven development and following established engineering standards. You'll work with technologies including Java, Spring Boot, Postgres, Kafka, Docker, React and AWS. You'll contribute to CI/CD pipelines, ensure non-functional requirements are met and collaborate with colleagues across engineering, analysis and design. …/CD pipelines (Jenkins or similar) Working in agile, multi-disciplinary teams Desirable experience Kafka Liquibase or similar migration tooling Swagger/OpenAPI Gradle React TypeScript Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built ...

Senior Web Developer

Hiring Organisation
Office Angels
Location
Basingstoke, Hampshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Competitive salary
Full Stack Developer (Java/React) - Contract Basingstoke (Hybrid Working) Competitive Day Rate Immediate Start We are currently recruiting for a Full Stack Developer to join a leading organisation on a contract basis . This is an exciting opportunity to work on a high-impact greenfield project , modernising legacy systems … prioritise security remediation activities Contribute to improving cyber security awareness and best practices Key Skills & Experience Strong experience with: Java/Kotlin Spring Boot React, JavaScript, CSS Solid experience with: MS SQL Server (database design & development) Git/Azure DevOps Development tools such as IntelliJ Proven track record delivering ...

Software Engineer

Hiring Organisation
TXP
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£0.00 - £675/day
modern platform that leverages large language models (LLMs) and advanced AI capabilities. Key Responsibilities * Build, enhance and maintain a full-stack application using Next.js, React and TypeScript. * Develop and optimise backend services and data models using PostgreSQL and Prisma. * Work closely with AI engineers and evaluation teams to translate data … platform. Essential Skills & Experience * Minimum 5 years' experience in full-stack software engineering. * Strong commercial experience with: o TypeScript o Next.js o React o PostgreSQL o Prisma ORM * Experience working with cloud platforms and infrastructure-as-code. * Hands-on experience with: o Google Cloud Platform (GCP) o Terraform o Docker ...