1 to 25 of 32 Contract React Jobs in London

Full Stack Engineer

Hiring Organisation
Circle Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£250 - £300 per day + outside IR35
months, with potential to extend, operating outside IR35. Essential skills/experience required: Proven previous experience as a full-stack engineer Python (Flask) React background Comfortable working in AWS-hosted environments (with EKS) Proficiency in Git-based development workflows Experience working independently and communicating effectively in distributed teams Desirable : Familiarity … Knowledge/interest in research or academic writings/publishing Role/Responsibilities: Backend development using Python (Flask) Maintain and improve the TypeScript/React-based frontend application. Build and manage containerised services deployed on AWS, utilising Kubernetes orchestration. Support data and transformation workflows (Spark) Diagnose, troubleshoot, and improve overall ...

Full Stack Engineer

Hiring Organisation
Circle Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£250 - £300 per day
months, with potential to extend, operating outside IR35. Essential skills/experience required: Proven previous experience as a full-stack engineer Python (Flask) React background Comfortable working in AWS-hosted environments (with EKS) Proficiency in Git-based development workflows Experience working independently and communicating effectively in distributed teams Desirable : Familiarity … Knowledge/interest in research or academic writings/publishing Role/Responsibilities: Backend development using Python (Flask) Maintain and improve the TypeScript/React-based frontend application. Build and manage containerised services deployed on AWS, utilising Kubernetes orchestration. Support data and transformation workflows (Spark) Diagnose, troubleshoot, and improve overall ...

BY WMS Sr. Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £475 to £500 per day
troubleshooting. Engineer and manage CI/CD pipelines using Jenkins to streamline deployment and improve delivery efficiency (preferred). Azure Cloud Technology knowledge React JS, Java, Python experience. Power BI and JasperSoft Reports development. Warehouse Automation Experience such as SSI, Dematic, Beumer, KNAPP CI/CD Jenkins and Pipeline management ...

Senior Python Developer

Hiring Organisation
Intec Select Ltd
Location
London, Euston, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day
APIs or vendor systems Experience with data synchronisation or complex system integration Strong communication skills and ability to work effectively within existing teams Desirable - React/Next.js frontend experience ...

Front End Developer - Active SC

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500.0 - £550.0 per day + Up to £550 per day - Inside IR35
Sector. Key Requirements: Proven commercial experience working as a Front-End Developer within the Public Sector. Active SC Clearance. NPPV3 Clearance eligibility. Hands-on React and TypeScript experience across large microservice architectures. Proficiency in test-driven development (e.g., JUnit, Mockito) and building robust, well-tested applications. Skilled in containerisation with ...

Full Stack Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £400 to £450 per day
challenges). Your Profile Essential skills/knowledge/experience: (Up to 10, Avoid repetition) Frontend Python driven UI frameworks: Dash, Streamlit (preferred over React/Angular). Backend Expert level Python programming (mandatory). Database Experience with Delta Tables or similar modern data lake table formats. Cloud & DevOps Mandatory ...

Backend Software Engineer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500.0 - £550.0 per day + up to £550pd (inside IR35)
have: API Specification using Swagger/OpenAPI Gradle build systems Liquibase (or similar) for database versioning/migrations Kafka or similar event-streaming platforms React and Typescript If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call ...

Senior Python Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540 per day
back-end development of applications and APIs interacting with the Azure Databricks platform. Develop user interfaces using modern front-end frameworks (e.g., React, Angular, Vue.js) and ensure a seamless user experience. Develop robust and efficient back-end services and APIs using Python. Python Development: Develop and maintain Python code ...

Release Manager - Active SC, AWS

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day - Inside IR35
releases. Drive continual improvement in release processes, collaborating with agile delivery teams and leveraging knowledge of tools like Swagger/OpenAPI, Gradle, Liquibase, Kafka, React and Typescript. Nice to have: Immediate availability Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply ...

Application Engineer

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
From £350 to £400 per day
Stays informed about modern technologies and practices , promoting proportionate adoption of tools that add value. Technical Skills & Responsibilities: Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc Automated testing frameworks for Python and JavaScript Terraform ...

Data & Digital Engineer

Hiring Organisation
IO Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day
integration of data for consumption by data services and data applications based on PowerBI, powerapp, and other tools as well as Node and React based web applications. They are looking for you to have experience in the following: Demonstrable experience designing and deploying modern data solutions. Experience in application development ...

Python Full Stack Developer

Hiring Organisation
Syntax Consultancy Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£550 Per Day Inside IR35
Azure Databricks environment. Senior experience in software development, with a focus on both front-end and back-end development. Front-end development using React, Angular, Vue.js, Front-end and back-end development of applications and APIs interacting with the Azure Databricks platform. Experience with Azure cloud platform and services. Azure ...

Java Software Engineer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
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 ...

Frontend Developer

Hiring Organisation
Rullion - Eon
Location
London, Farringdon, United Kingdom
Employment Type
Contract
TypeScript to join our growing development team. In this role, you will work on building high-quality, scalable, and responsive web applications using React and TypeScript. You will collaborate closely with cross-functional teams to deliver exceptional user experiences, optimize performance, and contribute to the overall architecture of our platform. … their London office. It is a full-time role, 40 hours per week. Accountabilities: Develop and maintain scalable and responsive web applications using React.js and TypeScript. Collaborate with UX/UI designers to implement modern, intuitive, and visually appealing user interfaces. Write clean, maintainable, and efficient code while adhering ...

SharePoint / Office 365 Consultant

Hiring Organisation
GCS
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £415/day Inside IR35
team, as well as the wider development department Development of Office 365 tools including SharePoint Online (PowerApps, Power Automate and SPFX or ReactJS). Analysing of business requirements and providing constructive feedback. Creating documentation to detail deliverables by the relevant teams with enough depth for both technical and business viewpoints. ...

Contract Senior Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £750 per day
SENIOR SOFTWARE ENGINEER TO HAVE.... Current enhanced DV clearance Experience with at least one of the following: Java, Python, C++, C#, .NET, JavaScript, React Experience mentoring juniors or leading teams is nice to have but not essential Experience/Knowledge of automation IT WOULD BE NICE FOR THE SENIOR SOFTWARE ...

Senior Front-End Engineer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
Senior Front-End Engineer (React) - Contract We are looking for a Senior Front-End Engineer to lead the development of a greenfield React & TypeScript analytics platform. This role involves building a secure, high-performance web portal used for complex dashboards and data-driven workflows. Paying … with backend engineers, UX designers and security stakeholders while taking ownership of the front-end architecture, implementation and delivery quality. Key Responsibilities Build a React & TypeScript application from greenfield to production Develop data-heavy interfaces including dashboards, tables, filtering and workflows Implement robust state management and API integration Optimise performance ...

Lead UI Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 per day
this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title : Lead UI Developer/React Contract : Initial 12-Month Contract with potential to extend . Location : London Rate : £800 inside umbrella What You'll Do: As the Lead UI Developer … Authority: Languages: Exceptional command of JavaScript and TypeScript, with the ability to architect, optimise, and scale mission-critical applications. Front-End Frameworks: Mastery of React and Redux, with extensive experience shaping robust UI architectures used in demanding trading workflows. Back-End: Strong working knowledge of Java, capable of contributing effectively ...

Full Stack Developer (Python / React)

Hiring Organisation
Rise Technical Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 60,000 - 70,000 Annual
Full Stack Developer (Python/React) Camden - Office Based 6-9 month FTC 60,000 to 70,000 Pro Rata + Benefits Exciting opportunity for a skilled Full Stack Developer to join a fast-growing London business, helping to design and build the backend systems, automation tools, and cloud infrastructure … Gateway, as well as SQL databases and data processing libraries. You will also contribute to front end development using React where required and support integrations with Microsoft Office workflows and reporting systems. The ideal candidate will have strong commercial experience developing backend systems using Python and building modern APIs. Experience ...

Full Stack Developer (Python / React)

Hiring Organisation
Rise Technical Recruitment
Location
Camden, London, Camden Town, United Kingdom
Employment Type
Contract
Contract Rate
£60000 - £70000/annum
Full Stack Developer (Python/React) Camden - Office Based 6-9 month FTC £60,000 to £70,000 Pro Rata + Benefits Exciting opportunity for a skilled Full Stack Developer to join a fast-growing London business, helping to design and build the backend systems, automation tools, and cloud infrastructure … Gateway, as well as SQL databases and data processing libraries. You will also contribute to front end development using React where required and support integrations with Microsoft Office workflows and reporting systems. The ideal candidate will have strong commercial experience developing backend systems using Python and building modern APIs. Experience ...

Performance Tester

Hiring Organisation
Damia Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £450 per day + inside IR35
until 2nd April and then a new one will be signed and the contract should be extended Greenfield project Data Modelling, Oauth, Javascript Typscript React, node.js, data streams, PostgreSQL, Lambda AWS: API gateway, RDS, Cloudfront, Cognito. Terraform, GitHub, GitFlow pipelines This temporary contract is outside IR35 and will be delivered ...

Software Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £601/day
Stays informed about modern technologies and practices , promoting proportionate adoption of tools that add value. Technical Skills & Responsibilities: Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc Automated testing frameworks for Python and JavaScript Terraform ...

Front End Developer

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
City of London, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £700/day (Inside IR35)
proven pedigree with a minimum of 7 years’ professional front-end development experience, including senior or leadership responsibilities Expert knowledge of JavaScript, TypeScript, React and modern build pipelines Experienced in delivering technically complex prototypes and digital products with a strong background in creative technology and interactive digital experience development Advanced ...

Data Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £510/day
documenting existing systems, with the goal of supporting decommissioning activities. The role centres on analysing current solutions built using Java, Node JS, and React, and developing a clear, end to end picture of how data flows across the wider programme. This includes documenting data flows, system dependencies, and underlying data … cloud environments such as AWS or Azure is expected, with Databricks considered a nice to have. Required Skills: Java background Node JS Json RDS React Data Modelling Python/Spark Cloud experience (AWS/Azure) o AWS Glue o Databricks Testing e.g. PyTest Data Quality e.g. Great Expectations ...

Fullstack Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £480/day
Developer 8 months London - hybrid 1-2 days onsite every 2 weeks Inside IR35 - Umbrella only Skills required: Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc Automated testing frameworks for Python and JavaScript Terraform ...