1 to 25 of 69 React Jobs in Stevenage

backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/GitHub, CI/CD workflows, code branching strategies, and code ownership. Prior work More ❯

/NoSQL databases , Elasticsearch , MongoDB , Spring Boot , REST/GraphQL APIs , and ORM frameworks like Hibernate. Strong proficiency in modern frontend technologies such as React , Redux , Vue , and TypeScript . Solid experience working in Agile/Scrum environments, ideally with globally distributed teams . Hands-on experience deploying applications on More ❯

shape technical architecture, contribute directly to code and collaborate closely with Agile teams to deliver secure and maintainable software solutions. Our projects primarily utilise React and TypeScript for front-end development with varied back-end technologies including Python, Node.js, .NET and Ruby. You'll benefit from robust DevOps support, established More ❯

SC Clearance Backend Development: Experience in building microservices using either Python with FastAPI, or TypeScript with Express or equivalent Frontend Development: Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite. LLM experience: Practical experience with Large Language Models (LLMs) such as OpenAI, Anthropic, Mistral, or More ❯

testing frameworks Proficient with SQL Server and database design Experience developing RESTful APIs and web services Frontend: Strong experience with a modern frontend framework (React, Vue, Angular) and TypeScript Understanding of modern frontend development practices Experience with component-based architecture General: Experience with Git version control Familiarity with Azure cloud More ❯

Object-Oriented Design , and a passion for learning and embracing new tech. Languages : ? Ruby-on-Rails, Java, Python, C# ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full More ❯

be taught the rest, Strong object orientated design is a must. Languages : ? Ruby-on-Rails, Java, Python, C#, PHP ? VueJs, Typescript/Angular/React Cloud : ? Amazon Web Services (AWS) Databases : Additional Tools & Frameworks : ? GraphQL ? REST APIs ? Software Design Patterns – TDD, DDD ? Agile methodologies: Scrum and Kanban Key Responsibilities : Full More ❯

work Strong knowledge of NodeJS and have experience building/maintaining a Node backend Strong knowledge of Typescript or another typed programming language Good React knowledge Good understanding of MySQL or a similar relational database Experience using Elasticsearch or a similar NoSQL database Experience working with messaging systems/pub More ❯

like Terraform Strong grasp of modern dev methodologies and design patterns Exposure to containerisation and CI/CD tooling Bonus: Familiarity with Go, Python, React, TypeScript, Node.js ?️ Location : Hybrid - 2 days a week in London This is a high-impact role in a growing company where your technical voice will More ❯

as ECS, EC2, and infrastructure as code tools like Terraform and Docker. Proficiency in modern development stacks, with a preference for Node.js, TypeScript, and React Experience working with cloud platforms and real-time databases, including GCP, Firebase, and AWS. Proficient in designing, developing, and working with REST APIs and AWS More ❯

of PHP, understanding its strengths and weaknesses Proficiency in PHP, Symfony, and Laravel Languages: PHP, Ruby-on-Rails, Java, Python, C# Vue.js, Typescript, Angular, React Cloud: Amazon Web Services (AWS) Additional Tools & Frameworks: GraphQL REST APIs Software Design Patterns – TDD, DDD Methodologies: Agile: Scrum and Kanban About You: Self-motivated More ❯

in Computer Science, Engineering, or related discipline Extensive experience leading software development teams and delivering digital platforms Strong hands-on experience with C#, JavaScript (React/Node), Azure DevOps, SQL, and Azure PaaS Experience with eCommerce platforms, CMS (preferably Umbraco), APIs and CI/CD pipelines Understanding of mobile development More ❯

in Computer Science, Engineering, or related discipline Extensive experience leading software development teams and delivering digital platforms Strong hands-on experience with C#, JavaScript (React/Node), Azure DevOps, SQL, and Azure PaaS Experience with eCommerce platforms, CMS (preferably Umbraco), APIs and CI/CD pipelines Understanding of mobile development More ❯

thinking , and customer-facing communication . ?️ What You’ll Work With: Backend and integration work with Python , Node.js , and TypeScript Front-end work using React Cloud infrastructure via AWS APIs, data pipelines, and custom tooling for real-world deployments Opportunity to work with ML/AI systems at the integration More ❯

Yes col-narrow-right Job Views: 1 Posted: 04.06.2025 Expiry Date: 19.07.2025 col-wide Job Description: We are seeking a skilled and experienced Senior React Developer to join a high-performing data and digital engineering team on a strategic project for a leading UK bank. This role is delivered via … consultancy and involves the development of enterprise-grade web applications within a cloud-first architecture. Key Responsibilities: Build and maintain scalable web applications using React.js within a full-stack environment. Collaborate with cross-functional teams including designers, backend developers, and business stakeholders. Develop responsive, accessible, and high-performance user interfaces. … based services. Participate in code reviews, design discussions, and agile ceremonies. Key Skills & Experience: Strong proficiency in JavaScript and TypeScript . Advanced knowledge of React.js and familiarity with modern React patterns (hooks, context, etc.). Solid understanding of HTML5 , CSS3 , and responsive web design. Experience working with .NET , C# , or More ❯

a product mindset and deep understanding of software engineering. The role is full-stack but leans towards backend development. Their tech stack includes: Python React/TypeScript Node.js AWS GenAI Experience with another backend language such as Ruby, C++, Elixir, Haskell, Go, Clojure, or Scala is a plus. They are More ❯

now and ambitious enough to scale up later. Must-Haves 4+ years of experience building production-grade web apps Proficiency in modern JS frameworks (React or similar) using TypeScript and integrating with APIs Proficient in modern CSS and utilising frameworks such as Tailwind Confidence working across the stack (Node.js, Postgres More ❯

for database versioning Containerisation with Docker API design with Swagger/OpenAPI TDD (JUnit, Mockito), high code quality standards Kafka for event-driven architecture React, TypeScript Diversity & Inclusion: Here at Amber Labs, we are dedicated to fostering an inclusive and equitable workplace for all. Our commitment to diversity, equality, and More ❯

looking for the next step in their career. The role would be primarily office based - 4 days per week in central London Key Experience React PostgreSQL or other relational database Experience in any of the following areas would be advantageous but is not a prerequisite Tailwind Node.js Next.js MongoDB EJS More ❯

Development (TDD) using JUnit, Mockito CI/CD: Experience with Jenkins or similar pipelines Collaboration: Agile working with cross-functional teams Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and More ❯

Fintech platforms or trading systems crypto experience is a nice bonus (DeFi/trading/Solana) Relentlessly motivated, adaptable, and execution-focused Proficiency in React, TypeScript, HTML5, and CSS3 Fully remote If you are interested, please apply now! #J-18808-Ljbffr More ❯

ll work with significant autonomy, taking ownership of mainly backend Python development, but also some frontend development, spanning design, development, and architecture. Frontend (20%): React, TypeScript, Tailwind Fully Remote within the UK Early-Stage Start-up - 3rd engineering hire Competitive Base Salary + Generous Equity If you're looking for More ❯

models (LLMs) and algorithms. Proficiency in Python Experience with front-end and back-end development, full-stack frameworks Experience in web development (TypeScript/React) – a plus The company values relevant education from top universities and/or experience in AI-led businesses, along with a desire to work in More ❯

or event-related platform company, such as Ticketmaster, Spotify, Stubhub, or Eventbrite. The Role: You'll help build production-ready, scalable applications using TypeScript, React, and Node. You'll also work with AI services (Python experience is a bonus) and be involved across the full development lifecycle, including deployment, data More ❯

Tech-forward environment: Build scalable, event-driven systems using cutting-edge tools. ?️ Tech Stack & What They’re Looking For: Strong hands-on experience with React and TypeScript but other stacks will be considered Deep familiarity with AWS (Lambda, DynamoDB, SQS, SNS, ECS) Proven ability to take product requirements and deliver More ❯