1 to 25 of 26 Remote/Hybrid Contract React Jobs

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 ...

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 ...

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 ...

Technical Lead

Hiring Organisation
Reed
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
engineers, establish technical standards, and contribute to capability development across the team. Required Skills & Qualifications: Strong hands-on experience in front-end & application development (React.js/Next.js), backend development (Java or Python), and building secure, scalable APIs and distributed applications. Expertise in data engineering & platforms including SQL, data warehousing ...

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 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. ...

Remote Software Developer (LLM Evaluation) - Remote

Hiring Organisation
Turing
Location
Tittling, Bayern, Germany
Employment Type
Contract
Contract Rate
EUR Annual
countries (UK, Netherlands, Italy, Germany, ) Responsibilities: Curate code examples, build solutions, and correct code for AI model training in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go Evaluate and refine AI-generated code to ensure efficiency, scalability, and reliability Collaborate with cross-functional teams to enhance ...

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 ...

Senior Backend Engineer (Python/FastAPI) - Remote

Hiring Organisation
Turing
Location
Tittling, Bayern, Germany
Employment Type
Contract
Contract Rate
EUR Annual
large language models by curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) Evaluate and refine AI-generated code with emphasis on systems-level correctness, performance, scalability, and reliability Collaborate closely with researchers and cross-functional teams ...

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. ...

Senior Engineer

Hiring Organisation
eTeam Workforce Limited
Location
Middlesex, United Kingdom
Employment Type
Contract
Contract Rate
GBP 613 Daily
life customers account management ie chat bots, live chat and comprehensive help articles. The team is based across London, Lisbon and Prague. Skills: React.js, Next.js, Unit testing, Agile, Typescript, Jenkins, Concource CI, TDD, Node.js, GraphQL, Microsoft Playwirght If you are interested in this position and would like to learn more ...

Senior Engineer CGEMJP

Hiring Organisation
Experis
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
life customers account management i.e. chat bots, live chat and comprehensive help articles. The team is based across London, Lisbon and Prague. Skills : React.js, Next.js, Unit testing, Agile, Typescript, Jenkins, Concource CI, TDD, Node.js, GraphQL, Microsoft Playwirght All profiles will be reviewed against the required skills and experience. ...

Senior Engineer CGEMJP00345173

Hiring Organisation
Experis
Location
West London, London, United Kingdom
Employment Type
Contract
life customers account management i.e. chat bots, live chat and comprehensive help articles. The team is based across London, Lisbon and Prague. Skills : React.js, Next.js, Unit testing, Agile, Typescript, Jenkins, Concource CI, TDD, Node.js, GraphQL, Microsoft Playwirght All profiles will be reviewed against the required skills and experience. ...

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). ...

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 ...

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 ...

UI Developer Lead

Hiring Organisation
Adecco
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
£850/day Inside IR35
spearhead the development of the Single Dealer Platform within our Electronic Fixed Income Currencies business. The ideal candidate will have deep expertise in React, RxJS, and modern UI frameworks, combined with strong leadership and architectural skills to deliver high-performance, scalable, and intuitive trading interfaces. Key Responsibilities: · Lead UI Development … latency, high-frequency trading environments. · Innovation : Stay ahead of emerging technologies and propose improvements to enhance platform capabilities. Strong proficiency in React (Hooks, Context API, Redux or similar state management); RxJS for reactive programming and event-driven architectures Core Expertise: o Strong proficiency in React (Hooks, Context API, Redux ...

Senior JavaScript/React Engineer - Remote

Hiring Organisation
Turing
Location
Tittling, Bayern, Germany
Employment Type
Contract
Contract Rate
EUR Annual
year Requirements: Several years of software engineering experience (3 years or more) Strong expertise in building full-stack applications using Python and JavaScript (React, Node.js), able to work across backend and frontend codebases Experience deploying scalable, production-grade software using modern languages and tools Deep understanding of software architecture, design … collaborating closely with researchers Curate code examples, provide precise solutions, and make corrections across the full stack (Python for backend/ML workflows; JavaScript: React, Node.js for frontend/API; plus C/C++, Java, Rust, Go) Evaluate and refine AI-generated code for efficiency, scalability, and reliability across backend ...

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 ...

Remote Senior Python Engineer - Remote

Hiring Organisation
Turing
Location
Tittling, Bayern, Germany
Employment Type
Contract
Contract Rate
EUR Annual
Design verification mechanisms that can automatically verify a solution to a software engineering task Work occasionally with other languages/frameworks including JavaScript (including ReactJS), C/C++, Java, Rust, and Go Technologies: AI API Backend Java JavaScript Python Rust More: - Job title: Remote Senior Python Engineer - Company: Turing - Tech … stack: Python, JavaScript, Java (additional work may involve ReactJS, C/C++, Java, Rust, Go) - Location address: 548 Market Street, PMB 18282, San Francisco, United States - Remote: fully home office/remote work; flexible work time - Salary: 200 - 300 USD per HOUR - Category: Python Developer/Engineer - Benefits & perks: Fully ...

Technical Lead

Hiring Organisation
Invitise Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Shipping production software with 3 to 5 of those in a tech lead or staff engineer role - Python and TypeScript/Node, with solid React/Next.js and NestJS/FastAPI experience - PostgreSQL, including schema design, query performance, ETL/ELT, and analytical workloads at scale - LLM/AI features … Please apply below. Tech Lead, Technical Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

Technical Lead

Hiring Organisation
InvitISE Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Shipping production software with 3 to 5 of those in a tech lead or staff engineer role - Python and TypeScript/Node, with solid React/Next.js and NestJS/FastAPI experience - PostgreSQL, including schema design, query performance, ETL/ELT, and analytical workloads at scale - LLM/AI features … Please apply below. Tech Lead, Technical Lead, Staff Engineer, Principal Engineer, Private Credit, Private Markets, Capital Markets, AI Platform, Analytics Platform, Python, TypeScript, Node.js, React, Next.js, NestJS, FastAPI, PostgreSQL, pgvector, LangChain, LangGraph, LiteLLM, AWS, LLM, Fintech, Greenfield, Remote, Hybrid/Remote, Contract ...

Technical Lead, D365, Power Pages,

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Hybrid
Azure services , including Service Bus, API Management (APIM), Function Apps and Logic Apps Supporting pro-code extensibility using .NET and JavaScript , with exposure to React and Fluent UI for PCF controls (desirable) Engaging with emerging technologies such as Code Apps, AI-assisted development and 'vibe coding' approaches (desirable) Actively working … experience Strong expertise in Model-Driven Apps , with solid experience in Canvas Apps and PCF Good understanding of JavaScript-based frameworks used in PCF (React, Fluent UI - nice to have) Strong integration experience across Azure services, APIs and secure data exchange Experience working in Agile delivery teams with modern DevOps ...

Application Solution Architect

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
architectures and development approaches. Drive adoption of: Microservices architecture API-first design Event-driven architecture Cloud-native development patterns Modern front-end development using React Support modernisation of application integration and data access patterns. Architecture Standards & Best Practices Establish and govern common application design principles and standards. Champion architectural approaches … Server REST APIs Experience transitioning traditional Microsoft applications to modern architectures. Front-End Experience Strong understanding of modern front-end architecture. Experience with: React TypeScript JavaScript Component-based UI design Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource ...

Web Engineer

Hiring Organisation
Alexander Mann Solutions - Contingency
Location
London, United Kingdom
Employment Type
Contract
shadow Product Owners and Product Managers including participating in customer research and product discovery processes. The skills you'll need: In-depth knowledge of React, JavaScript/TypeScript and the DOM. Demonstrated delivery of web applications. Comfortable working with REST APIs using asynchronous patterns. Experience with Git, including understanding … Experience with optimising code for performance and quality. Experience working in a Test Driven Development like environment. Working knowledge of Apollo (client and server), React Hooks, SASS/SCSS and Webpack. Good knowledge of Node.js and production- level GraphQL. Design-minded attention to user interface implementation. Message-driven architectures/ ...