76 to 100 of 285 React Jobs in London

Senior Full Stack Engineer / London

Hiring Organisation
YASO
Location
London, United Kingdom
Employment Type
Permanent
delivery of 2+ substantial features end-to-end (0?production), including architecture decisions Technical Skills: Expert-level TypeScript/JavaScript and modern frameworks (Next.js, React, or equivalent) Strong database skills (Postgres, MySQL) - can design schemas, optimize complex queries, debug performance issues independently Solid DevOps foundation: CI/CD, Docker, cloud ...

Java Full Stack Engineer (Consultant / Senior Consultant)

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. Java Full Stack Engineer - Consultant/Senior Consultant Salary: £45,000-£70,748 Base locations: London, Manchester or Glasgow (Hybrid working) Organisation : Global … end. You'll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms. This role is ideal for engineers who enjoy variety, value continuous learning and want to push forward modern engineering standards within ...

Java Full Stack Developer (SC Cleared/Eligible)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
fast-paced consultancy setting. What You'll Do Build and maintain microservices using Java (Spring Boot) . Develop front-end applications with React, TypeScript , HTML, and CSS. Work with cloud platforms ( AWS, Azure ) and containerization tools ( Docker, Kubernetes ). Implement CI/CD pipelines using GitHub, GitLab, or Jenkins. Collaborate … understand requirements and deliver impactful solutions. What We're Looking For Strong experience in Java Full Stack development . Proficiency with Spring Boot , React , and modern web technologies. Familiarity with version control (Git) and CI/CD tools. Experience with cloud technologies and Infrastructure as Code. Excellent communication and stakeholder ...

Frontend Developer

Hiring Organisation
Formula Recruitment
Location
City of London, London, United Kingdom
systems, and collaborate closely with product and design to elevate usability and responsiveness. As a Frontend Developer, you will have: Strong commercial experience in React with TypeScript Exposure to UI/UX principles and design collaboration Background in healthtech or data-driven applications Bonus: experience with Python/Django ...

Software Engineer

Hiring Organisation
THRivve by intelletec
Location
London Area, United Kingdom
/fullstack development using Node.js , Python , and AWS serverless architecture Strong database design skills (PostgreSQL, DynamoDB, Elasticsearch) Familiarity with frontend frameworks like Vue or React Comfortable mentoring developers and influencing technical direction Experience in financial services or a data-heavy B2B environment is a plus 🛠 Tech Stack: Node.js , Python ...

Software Engineer - New Launch Hedge Fund

Hiring Organisation
Radley James
Location
London Area, United Kingdom
visualisation techniques. Qualifications: 1–7 years of professional software engineering experience. Strong academic background from a leading university. Deep experience with modern JavaScript frameworks (React preferred), TypeScript, and data visualisation tools. Proficiency in Python and familiarity with data workflows and backend frameworks (FastAPI/Flask). No sponsorship available – candidates ...

Mid-Level Java Software Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
firm then don't worry. Additional exposure to the following is desired: - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need ...

Junior Java Software Engineer

Hiring Organisation
Quant Capital
Location
Greater London, England, United Kingdom
firm then don’t worry. Additional exposure to the following is desired : - Tech Stack you will learn Hadoop and Flink RUST, Javascript, React, Redux, Flow Linux, Jenkins Kafka, Avro, Kubernetes, Puppet Involvement in the Java community My client is based London. Home work is encouraged but you will need ...

Backend Software Engineer C# .Net SQL - Sports Trading

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
have strong C# .Net, ASP.Net development experience You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management ...

Founding Full Stack Engineer (Python/TypeScript) London - £180K

Hiring Organisation
Halian Technology Limited
Location
London, United Kingdom
Employment Type
Permanent
including the ones we havent discovered yet) Tech youll work with Python + TypeScript/Node.js (in equal measure) API integrations, ETL, schema validation React/TypeScript, Supabase, AWS Data quality systems and pipeline tooling Whatever the mission requires we optimise for impact, not rigidity What matters most Ownership ...

Full Stack Engineer

Hiring Organisation
algo1
Location
City of London, London, United Kingdom
overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications (Python/Java/Go + React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Designed ...

Senior Frontend Developer

Hiring Organisation
Durlston Partners
Location
London, UK
Employment Type
Full-time
kind you hope moon), remote-friendly vibes, and a budget for hardware that won't make you weep. You Are: A wizard with React, TypeScript, and the mystical arts of state management. Someone who sees a "minor CSS tweak" request and doesn't immediately draft their resignation letter. Intrigued ...

Java Software Engineer (SC Cleared)

Hiring Organisation
Sanderson Government & Defence
Location
London Area, United Kingdom
innovation, and tactical upskilling across emerging technologies. Key Skills & Experience Strong commercial experience with Spring Boot and Java Enterprise development. Front-end proficiency with React , Vue.js , or AngularJS . Experience with modern testing frameworks and TDD. Ability to work across UI, API, and data layers. Technically curious and willing ...

Applications Developer

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
scalability. Key Responsibilities Design, develop, and maintain custom ASP.NET MVC web applications and SharePoint solutions. Implement responsive, user-friendly interfaces using frameworks such as React, Angular, Bootstrap, and jQuery. Develop and optimize SQL databases to support application needs. Utilize low-code platforms like PowerApps and Power Automate to streamline workflows. ...

Front-End Developer (Remote, UK)

Hiring Organisation
Aero · User Experience Studio
Location
City of London, London, United Kingdom
principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end/full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A/B tests Experience building ...

Front-End Developer (Remote, UK)

Hiring Organisation
Aero · User Experience Studio
Location
East London, London, United Kingdom
principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end/full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A/B tests Experience building ...

Software Engineer

Hiring Organisation
Ask Silver
Location
London Area, United Kingdom
shipped something end-to-end FinTech or financial services experience Familiarity with LLM or ML integration in production environments Experience with Django (backend) and React (frontend) Experience working on or developing public APIs What we value ❤️ End-to-end ownership 🛠️ You don’t just wait to be told what ...

Full Stack Engineer - Play a pivotal role in a scaling company and reap the rewards of having a stake in the business

Hiring Organisation
Connecting Education
Location
London, UK
Employment Type
Full-time
impatient for progress, then we're the place you'll thriveRegular Mario Kart action! To be successful, you will...Have experience with React/NodeJSHave expertise in Typescript/JavaScript, with proven experience in development role(s)Have exceptional problem-solving abilities, proven in diagnosing and fixing complex technical issuesHave excellent ...

Full Stack Engineer - Play a pivotal role in a scaling company and reap the rewards of having a stake in the business

Hiring Organisation
Connecting Education
Location
London Area, United Kingdom
impatient for progress, then we're the place you'll thrive Regular Mario Kart action! To be successful, you will... Have experience with React/NodeJS Have expertise in Typescript/JavaScript, with proven experience in development role(s) Have exceptional problem-solving abilities, proven in diagnosing and fixing complex ...

Software Engineer TypeScript React Native

Hiring Organisation
Client Server
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Software Engineer/Front End Developer (TypeScript React Native AI) London/WFH to £80k Want to work on intellectually and technically challenging AI systems at the cutting edge of what is possible, whilst learning and collaborating with an amazing team and enjoying flexible working and a range of other … contributing ideas, collaborating with designers and prototyping new features. There's a modern tech stack, you'll be mainly using JavaScript/TypeScript and React but will be able to pick new technologies and skills up on the job. Location/WFH: You'll be joining a friendly and supportive ...

Principal Engineer (Solutions Architect) - (Frontend & Mobile)

Hiring Organisation
Hargreaves Lansdown
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Mentor and level-up others: Coach senior/leads and set strong bar for engineering excellence. R&D: Stay at the forefront of the React/React Native ecosystem, evaluating new technologies, industry practises and guide the engineering delivery teams with adoption. About You 10+ years of experience with … Front End/Web and Mobile architecture approaches and design patterns including micro front ends, module federation, stateless, SPA and others Advanced knowledge of React and React Native Eco system and AWS technology stack. Strong API/integration experience: REST/GraphQL, auth flows, contract design and resilience patterns Well ...

Full Stack Engineer

Hiring Organisation
Formula Recruitment
Location
South London, UK
Employment Type
Full-time
backend-leaning but requires strong full stack capability, with exposure to both web and mobile app environments. Key Skills: Node.js, TypeScript, BFF experience essential React.js & React Native Terraform, K8's, Docker Cloud experience (ideally GCP) Key details: Up to £550 per day, Outside IR35 Initial 3 months (extensions likely) Interviews ...

Senior JavaScript Developer

Hiring Organisation
Charles Jenson Recruitment
Location
Shadwell, Greater London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £80000/annum
looking for a new fresh and exciting challenge as a JavaScript Developer within a very successful and growing team. Key skills required: Vanilla JavaScript React UX HTML/CSS SCSS The ideal JavaScript/Web Developer will have a passion for producing wonderful code, exceeding expectations and developing excellent work ...

Solutions Architect - AWS / Python / Lead

Hiring Organisation
Oscar Associates (UK) Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Implement and maintain secure, scalable cloud environments Stay hands-on across the full stack, contributing to development of system built in Python, TypeScript, Node.js, React, and Postgres/NoSQL Essential Experience: 5+ years experience in Cloud Architecture & DevOps Experience designing and implementing secure systems Leadership experience Desirable Skills: Exposure ...

Solutions Architect - AWS / Python / Lead

Hiring Organisation
Oscar Technology
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
Implement and maintain secure, scalable cloud environments Stay hands-on across the full stack, contributing to development of system built in Python, TypeScript, Node.js, React, and Postgres/NoSQL Essential Experience: 5+ years experience in Cloud Architecture & DevOps Experience designing and implementing secure systems Leadership experience Desirable Skills: Exposure ...