76 to 100 of 877 React Jobs in London

best practices in coding, architecture, and deployment. What You'll Bring 8+ years' hands-on WordPress development experience Deep understanding of WordPress + Gutenberg Strong skills in PHP, JS, React, HTML, CSS Experience building custom Gutenberg blocks , APIs, and feeds Solid knowledge of Git , Agile , and JIRA Understanding of performance optimisation , caching , and Core Web Vitals Confident communicator and collaborator More ❯

great communication skills – able to work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce More ❯

great communication skills – able to work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce More ❯

architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working on Defence and Government projects Ideally security cleared to at More ❯

architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll Bring: Experience in working on Defence and Government projects Ideally security cleared to at More ❯

happy to work on projects that could be weighted either way or a 50/50 split You have experience with JavaScript frameworks they use Vue.js but Angular or React experience is fine You also have backend experience with Node, TypeScript and Python You're product focussed with good business acumen You have a good knowledge of APIs and an More ❯

development lifecycle. Excellent communication, stakeholder engagement, and advisory skills. Desirable Experience with Generative AI, LLMs, RAG, LangChain, or Semantic Kernel. Familiarity with Microsoft Power Platform. Front-end experience with React, Angular, Vue.js, Flutter, or Progressive Web Apps. Exposure to edge computing, VR/AR, or robotics. What You’ll Bring Curiosity and passion for emerging technology. Strong coding and problem More ❯

development lifecycle. Excellent communication, stakeholder engagement, and advisory skills. Desirable Experience with Generative AI, LLMs, RAG, LangChain, or Semantic Kernel. Familiarity with Microsoft Power Platform. Front-end experience with React, Angular, Vue.js, Flutter, or Progressive Web Apps. Exposure to edge computing, VR/AR, or robotics. What You’ll Bring Curiosity and passion for emerging technology. Strong coding and problem More ❯

terms of specific languages you should have commercial experience in some or all of the following; Java 7/8 to current Applied knowledge of front end frameworks (Angular, React, other similar) Spring framework or Jax-RS, Jax-WS, JPA Knowledge of selected front end technologies (HTML, JavaScript, CSS) Rest, Hibernate, Docker, Terraform, GitHub, Jenkins, development and deployment in a More ❯

and solution reviews to ensure best practices in performance, security, and maintainability. Contribute to the creation and use of reusable components, solution templates, and documentation standards. Libraries and Frameworks: React, Next.js, Node.js, .NET Testing: Vitest, Playwright, Pact, K6 Infrastructure and DevOps: GitHub Actions, Azure, Kubernetes, Docker, Terraform While familiarity with our full technology stack is desirable, it is by no More ❯

that ensure quality and maintainability Requirements You Will Demonstrate: Proven experience leading technical aspects of full stack development projects Strong proficiency in TypeScript/JavaScript and modern frontend frameworks (React, , Svelte, or similar) Backend expertise with Python (Django or FastAPI) and RESTful API design Database proficiency with PostgreSQL including schema design and query optimization Experience with containerisation (Docker) Knowledge of More ❯

JavaScript skills, including concepts like asynchronous programming, promises, closures, types, and ES6 HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility Experience in TypeScript, React and Building automated tests using Javascript test frameworks Experience consuming RESTful API services Comfortable in using Git Experience working collaboratively as part of an agile team in a product-focused More ❯

stack product development in cloud environments (Azure preferred). Demonstrated success building and scaling production systems with global reach and multi-region deployment. Strong proficiency and current experience in React, Typescript, Python and database systems (SQL + NoSQL). Experience with performance monitoring and logging tools, including CloudWatch, Sentry, or DataDog, to ensure application stability, performance optimisation, and effective issue More ❯

how we build native mobile products. Establish best practices, workflows, standards and frameworks for mobile engineering. Lead the architecture and development of our new mobile-first product ecosystem using React Native. Bring deep experience from having taken mobile apps from MVP to scaled, high-quality products in a startup or scale-up environment. You'll collaborate across product, design, and … members collaborating with you to ship high-quality features at pace. Alongside mobile-first work, you will also contribute to maintaining and enhancing our existing web services and platform (React, Node, SQL/NoSQL). You'll work in an AI-augmented development environment (Cursor IDE and other AI tooling) and play a core role in evolving our engineering culture … problems and co-author the product vision that you'll also play a key role in delivering. Design, build and ship new features for our native mobile apps (on React Native) delivering exceptional user experiences on iOS and Android. Maintain and evolve our existing React web platform, ensuring seamless integration across mobile and web ecosystems. Collaborate in an AI-assisted More ❯

software engineering , with a strong track record of delivering complex, user-facing applications in regulated, large-scale environments , ideally within Investment, Asset, or Wealth Management . Deep expertise in React or React Native , with hands-on experience in secure API integration , authentication flows , and frontend architecture . Strong proficiency in native mobile development using Swift (iOS) and/or Kotlin … mentoring engineers , conducting code reviews , and driving technical excellence across teams. Energized by fast-paced, regulated environments where speed, compliance, and innovation go hand-in-hand. Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS RDBMS (Oracle, Sybase)/NoSQL (Document DB) AWS/Docker/Kubernetes CI/CD More ❯

Stack Developer Max rate: £550p/d via Umbrella Clearance required: SC Duration: 4 Months Location: Croydon (Mostly Remote) Job Description: Senior Engineer with either full stack (Java/React/Node.js) or backend (Java and ideally Kafka) * Experience of Java * Experience of Spring framework or equivalent. * Knowledge of software design patterns and when to apply them * Excellent knowledge of More ❯

tech in the industry, on a greenfields project! Requirements: Strong experience working with C#/.Net Experience working with Cloud Technologies (Azure preferred) Experience working with Typescript - Angular or React Strong SQL experience Finance experience a plus! Strong Communication skills with a drive to be working with the best tech! If this sounds like your next role and you would More ❯

Senior Software Engineer Key Technologies: C#, .NET, React, JavaScript, Typescript, AWS, Docker City of London, United Kingdom Perm Role: £80,000 - £120,000 Harrington Starr has partnered with a Global Financial Services Vendor and they are looking for a Senior C#, .NET Software Engineer to join their growing team! This role provides the perfect opportunity to launch your career in More ❯

This is a Back End Leaning Full Stack role. Front End Centric candidates will not be considered I'm afraid* Key Skills: Modern JavaScript (ES6+), Git, SQL (PostgreSQL) TypeScript, React, AWS, Node 6+ years’ engineering experience Join a talented team delivering meaningful improvements in a fast-moving, mission-led environment. More ❯

This is a Back End Leaning Full Stack role. Front End Centric candidates will not be considered I'm afraid* Key Skills: Modern JavaScript (ES6+), Git, SQL (PostgreSQL) TypeScript, React, AWS, Node 6+ years’ engineering experience Join a talented team delivering meaningful improvements in a fast-moving, mission-led environment. More ❯

to code reviews, testing, and documentation Essential Skills Strong commercial experience with Python and Flask Proven experience working in cloud environments (AWS or Azure) Familiarity with frontend integration , ideally React.js Understanding of CI/CD pipelines (e.g. Jenkins, GitHub Actions, GitLab CI, CircleCI, or Azure DevOps) Solid grasp of version control (Git) and modern software delivery practices Desirable Experience in More ❯

to code reviews, testing, and documentation Essential Skills Strong commercial experience with Python and Flask Proven experience working in cloud environments (AWS or Azure) Familiarity with frontend integration , ideally React.js Understanding of CI/CD pipelines (e.g. Jenkins, GitHub Actions, GitLab CI, CircleCI, or Azure DevOps) Solid grasp of version control (Git) and modern software delivery practices Desirable Experience in More ❯

essential in order to be a successful candidate. Below is an idea of the technologies used throughout the Digital team. Tech Environment Languages: JavaScript/TypeScript, Java, C# Frameworks : React, Angular, Vue, Node.js, Spring Boot, .NET Cloud: AWS, Azure, GCP DevOps: Jenkins, GitHub Actions, Azure DevOps, Terraform, CloudFormation Due to the nature of the work, candidates must be eligible for More ❯

essential in order to be a successful candidate. Below is an idea of the technologies used throughout the Digital team. Tech Environment Languages: JavaScript/TypeScript, Java, C# Frameworks : React, Angular, Vue, Node.js, Spring Boot, .NET Cloud: AWS, Azure, GCP DevOps: Jenkins, GitHub Actions, Azure DevOps, Terraform, CloudFormation Due to the nature of the work, candidates must be eligible for More ❯

re passionate about building great software and want to be part of a growing consultancy, apply today. Desired Skills and Experience Python, Node, Node.js, JavaScript, Typescript, Flask, Django, C#, React, Next.js, Vue More ❯