201 to 225 of 330 React Jobs in London

Fullstack Software Engineer London/Hybrid

Hiring Organisation
Akkodis
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
What You'll Bring Experience building and shipping full-stack features in ambiguous, fast-paced environments Solid skills in NodeJS, TypeScript/JavaScript, and React Experience with microservices (synchronous + asynchronous) Familiarity with cloud platforms like AWS, GCP or Azure Good understanding of databases and how to choose the right … Knowledge of automated testing and web security best practices Background in SaaS or consumer-facing tech is a big plus Bonus Points For React Native know-how Mobile app development (iOS, Android), Expo Experience with event-driven systems and distributed architecture Familiarity with tools like GCP (GKE, PubSub, BigQuery), Temporal ...

Frontend Developer

Hiring Organisation
Stealth iT Consulting
Location
City of London, London, United Kingdom
deliver accessible, secure and scalable front-end solutions. Key Responsibilities Design and develop responsive, high-quality user interfaces Build rich web applications using React and/or Angular Collaborate with back-end teams to integrate with RESTful APIs Ensure applications meet accessibility and usability standards Apply best practices around performance … architecture, reusable components and design systems Work collaboratively using Git-based version control Skills & Experience Required Strong experience building front-end applications with React and/or Angular Excellent knowledge of HTML, CSS, JavaScript and TypeScript Experience integrating front-end applications with REST APIs Good understanding of web security principles ...

Software Engineer

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Contract
business users, would be a huge benefit. Responsibilities - Building and maintaining bespoke applications using C#/.NET Working across the stack, including JavaScript/React Developing and consuming APIs in a modern Azure environment Working with SQL Server and MongoDB Contributing to CI/CD pipelines and modern deployment practices … Agile delivery environment Requirements - Commercial experience with C#/.NET Exposure to Azure and cloud-based development Front-end experience with JavaScript/React Experience working with relational and/or NoSQL databases Familiarity with CI/CD and DevOps practices Comfortable working in an Agile team Strong problem-solving ...

Lead Software Developer - SC Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £90,000 per annum
balance technical delivery with mentoring and architectural direction. Key Responsibilities Lead the design, development, and deployment of full-stack applications using Java, React, JavaScript , and AWS . Provide technical leadership and direction to development teams. Collaborate with architects, product owners, and stakeholders to deliver secure and scalable solutions. Champion best … level developers. Ensure all solutions meet government and security compliance standards. Skills & Experience Essential: Active SC Clearance . Strong background in Java and React development. Proficiency with AWS and modern JavaScript frameworks. Experience leading technical teams or projects in an agile environment. Excellent problem-solving, communication, and stakeholder engagement skills. ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
.NET Developer, .NET 10.0, C# 14, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival … have commercial experience with: .NET, .NET Core, C#, Azure SQL and Agile. Full training will be provided into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. If you are dedicated to the youthful optimism of problem solving through ...

Graduate .NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £60,000 per annum
Graduate .NET Developer - Investment Bank - London (Tech stack: Graduate .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, Graduate .NET Developer) Our client is the world's most respected banking institution. Their story dates … C#.NET winforms) and Azure SQL. Our client offers training in: Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious banking brand ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
.NET Developer, .NET 10.0, C# 14, Azure SQL - Investment Bank - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's most respected banking institution. … skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client offers training in: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious banking ...

Senior Full-Stack AI Engineer — Frontend & LLM-Enabled UX (Level 3)

Hiring Organisation
Allegis Global Solutions
Location
London, England, United Kingdom
delivery from prototype to production. Key Responsibilities Deliver highly interactive frontends (involving text based and video based chat experiences) built with modern frameworks like React that integrate LLM-driven features (conversational interfaces, tool-assisted workflows, structured editors, visualizations) to boost marketing productivity. Enable measurement/analytics to track usage … strategies while balancing latency, cost and reliability. Implement frontend architectures and state management patterns that scale for complex, real-time, and collaborative UIs (React hooks, Context, Redux/Zustand/Recoil, server-state patterns). Build responsive, accessible, and performant UI components and design systems (component libraries, theming, design tokens ...

Senior Software Engineer

Hiring Organisation
Ripple
Location
London, England, United Kingdom
At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments ...

Senior Software Engineer TypeScript React

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Senior Software Engineer/Developer (TypeScript React Python) London/WFH to £120k Are you a technologist with start-up experience looking for your next opportunity? You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform. As a Senior Software … small team, you will build and implement new features across the full tech stack, with a focus on frontend development with TypeScript and React but also with exposure to the Python backend. You'll take ownership and work across the full development lifecycle, collaborating with customers to build and scale ...

React Developer

Hiring Organisation
Lorien
Location
London Area, United Kingdom
review development contributions from the development community Skills and Experience · Software development experience in an enterprise environment · Good development skills and experience with ReactJs · Good development skills and experience with Javascript · Good development skills and experience with Typescipt , CSS. · Good development skills and experience with the common javascript libraries ...

Senior Full Stack Engineer - Python/React or Angular

Hiring Organisation
Venator Recruitment
Location
London Area, United Kingdom
framework, and Django Rest Framework for our API Angular and TypeScript on the client side for our mobile apps and booking flow Next.js and React for parts of our marketing website Ionic for hybrid and progressive mobile apps PostgreSQL for our database, using some of its advanced geographic modelling capabilities ...

Senior Developer (Node/React)

Hiring Organisation
ARC IT Recruitment Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
SeniorDeveloper(Node/React) Areyouapragmatic,innovative,andself-motivatedproblemsolverwithapassionforbuildingscalable,high-performingsoftware?We'relookingforaSeniorFullStackEngineer,withstrongskillsinNodeandReact,tojoinahigh-performingproductteamworkingonaglobal,high-trafficeCommerceplatformhandlingthousandsoftransactionsdaily. You'llplayakeyroleindesigninganddevelopingend-to-endsolutions,collaboratingcloselywithbothtechnicalandbusinessteamstodelivernewfeaturesthatdrivegrowthandenhancethecustomerexperience. WhatYou'llDo Buildandmaintainrobust,scalableapplicationsacrossthefullstack(Node/React/TypeScript) Collaborateinanagileteamenvironmenttodeliverclean,maintainable,andtestablecode Influencearchitecturaldecisionsandtechnologychoices OptimiseFrontEndandBackEndperformancetoensurefast,seamlessuserexperiences Contributetocontinuousimprovementefforts,introducingnewideasandtechnologies WhatYou'llBring ProvenexperienceasaFullStackEngineerorsimilarrole ExpertiseinReact,JavaScript/TypeScript,HTML,CSS,andresponsivedesignprinciples StrongunderstandingofBackEndtechnologiesandbestpractices ...

Digital Solutions Architect (CMS)

Hiring Organisation
Method-Resourcing
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Digital Solutions Architect £120,000 + bonus London Hybrid (3 days in office) CMS Node React Next APIs We're working with a major sports & entertainment data business, the teams behind digital experiences for the largest sports leagues and franchies around the world. As they scale their product and MarTech ...

FE Engineer

Hiring Organisation
Bloc Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Founding Front-End Engineer (Vue.js, React) Salary up to £85,000 +Equity London - 3 days a week Early stage MedTech Startup, building tools that help design better, fairer, and more effective clinical trials. Their work sits at the intersection of data, science, and human decision-making, which have a direct ...

REMOTE Lead Python Developer Engineer Asset Manager London

Hiring Organisation
Joseph Harry Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
REMOTE Lead Python Developer (Software Engineer Programmer Developer React TypeScript Python PostgreSQL Node Fixed Income Equities Derivatives JavaScript Node Credit Rates Bonds Agile AWS GCP Azure Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services) required by our asset management client in London. You MUST have … following: Good experience as a Senior/Lead React Developer/Software Engineer/Programmer Demonstrable leadership experience such as carrying out projects, delegating work, reporting to senior management, architecture and mentoring more junior team members Expert TypeScript, JavaScript, React and Node Advanced Ag-Grid Experience in finance Agile ...

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 ...

Web User Interface Developer

Hiring Organisation
Pontoon Solutions
Location
Bromley, England, United Kingdom
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 ...

Junior Front-End (React) Engineer - Up to £100,000 P/A + Bonus

Hiring Organisation
Hunter Bond
Location
Greater London, England, United Kingdom
fully remote options are available for the right candidate. Requirements: 1–4 years’ experience working with JavaScript Experience with modern JavaScript frameworks such as React or React Native Solid understanding of front-end fundamentals (component design, state management, performance) Some exposure to a back-end language (e.g. C#, Java, Python ...

Full Stack Developer

Hiring Organisation
BioTalent
Location
City of London, London, United Kingdom
growth opportunities Your Responsibilities Build and maintain backend services, APIs, and data-processing pipelines using Python Develop and extend frontend applications using Next.js and React Design and maintain RESTful APIs and client–server integrations Write and maintain unit and acceptance tests, integrating with CI workflows Collaborate using Git-based workflows … 2+ years of professional experience as a software engineer Strong Python skills, including building production-ready services and APIs Experience developing frontend applications with React and Next.js Understanding of RESTful architectures and backend–frontend integration Familiarity with modern frontend tooling (TypeScript, CSS frameworks, component-based design) Experience writing tests ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their … C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious global ...

Senior Software Engineer Python TypeScript

Hiring Organisation
Client Server
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
small team, you will build and implement new features across the full tech stack, with a focus on backend Python and TypeScript and some React work on the front end. You'll take ownership and work across the full development lifecycle, collaborating with customers to build and scale the product. … home twice a week. About you: You have strong backend Python coding skills, ideally including FastAPI You have full stack experience, including TypeScript and React (or other framework) You have a good understanding of system design and scalability You're familiar with other technology in the stack including: AWS, Terraform ...

.NET Developer

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
.NET Developer, .NET 10.0, C# 14, Azure, JavaScript, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer)Be the first of your friends to declare, "I love where … with: .NET, .NET Core, C# and Azure SQL. Our client will provide you with industry recognised training into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Their benefits include the following: Bonus ...

FX e Trading Senior Full Stack Engineer (React TypeScript + Java)

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£759 - £900 per day
Contract Role – FX e Trading Senior Full Stack Engineer (React TypeScript + Java) – London/Hybrid – 12 months initial – Inside IR35 As a FX e Trading Senior Full Stack Engineer (React TypeScript + Java) as a technically strong, hands-on engineer who understands both trading workflows and modern full-stack … architecture and can lead delivery of a mission-critical trading platform. Role Overview: Job Title: FX e Trading Senior Full Stack Engineer (React TypeScript + Java) Location: Hybrid – up to 4 days onsite per week in London Contract Type: Contract Duration: 12 months initial Rate: £759.49 – 900 per day (Inside ...

Lead Software Engineer

Hiring Organisation
JPMorganChase
Location
London, UK
team Ability to focus on promptly addressing customer needs Excellent written and verbal communication skills in English Preferred Qualifications, Capabilities And Skills Proficiency in React framework Building applications using React Native in TypeScript or JavaScript Native application development across Android/iOS in Kotlin/Swift Understanding of REST APIs … GraphQL Comfortable working with projects partially or fully using TypeScript Using latest React features such as Suspense and Hooks End to end testing applications with Detox/Appium/WebdriverIO/Playwright Extensive experience in modern web development, including responsive design and performance optimization Hands-on experience with design systems ...