1 to 25 of 50 Permanent React Jobs in the City of Westminster

Google Cloud. Knowledge of microservices architecture and related tools. Experience with testing frameworks like Mocha, Chai, or Jest. Familiarity with front-end technologies like React, Vue, or Angular is a plus. Experience with back-end technologies like Java or .Net is a plus Package and Benefits: Competitive salary, dependent ...

following; Substantial experience as a hands- on Full Stack Engineer 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 ...

Hands-on experience in system design, application development, testing, and operational stability Proficiency coding with JavaScript and using front-end UI frameworks such as React or Angular Experience building ASP.NET MVC, Web API, or REST style applications Proficiency coding in C# with .NET Core or .NET frameworks Ability to develop ...

clients you’ve served Written production-quality code using a variety of languages and frameworks, including but not limited to: Python, Java, JavaScript, TypeScript, React, Ruby, Scala, R, SQL, and Go Leveraged AI-assistive development tools for tasks like scaffolding, refactoring, debugging, test generation, and documentation Experience building or integrating ...

improving how things are built A collaborative approach, you value teamwork, shared learning, and quality delivery Tech we commonly use Java - TypeScript - Python - Go React/Angular AWS - Kubernetes - Docker Elasticsearch - MongoDB - relational DBs CI/CD - GitOps - infrastructure as code Why join Gemba? We’re guided by four core ...

backend development using Javascript, Typescript, Node.JS and related backend technologies, frameworks. ⁃ Exposure to a variety of JavaScript frameworks and libraries such as: Next.JS, React.JS and testing using Jest, Mocha.JS, Cucumber etc. ⁃ Experience of using Node.js to create high traffic applications using Express.js, Sails, Koa or similar. ⁃ Knowledge of microservices development ...

delivery of production-grade software using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Actively experimented with AI development tools and translated that experimentation into faster, higher-quality delivery for your teams ...

required Essential Criteria: Proven Azure commercial experience in AI Foundry, ACS/Telephony, Voice Live, Azure ML Proven industry experience with Python, Javascript, Typescript, React, Redux, Java Experience with LLM’s including realtime models Experience with Docker, Container Apps, containerised distributed systems, Terraform, Kafka, New Relic, MCP, Websockets Experienced ...

GraphQL (it would be nice if you were familiar with this but it’s not a deal breaker) Postgres RabbitMQ Docker Kubernetes Frontend React & React Native, TypeScript, MobX, Redux, Stylus and SASS Other We build our Kotlin projects using Gradle and GitHub Actions, deploying to production as soon ...

plus. Strong Java development skills, including experience with multi-threaded and mission critical applications Strong Exposure and knowledge of front end technologies such as React and Angular Ability to solve ambiguous problems with scalable, innovative solutions. Clear communicator who can influence cross-functional partners. Excellent collaboration and communication skills, able ...

other JVM-based languages, including the Spring framework. Experience building and designing scalable web applications that handle large amounts of traffic - ideally using React based frontend applications, Javascript/Typescript. System Design & Operation: Proven experience designing and operating CI/CD pipelines, Distributed, and Concurrent Systems. Product Ownership: A strong ...

pragmatic and enthusiastic attitude to work. Requirements: • Experience and knowledge of AWS/Azure and Azure Virtual Desktop. • Proficiency in the following languages: Python, React, Go. • Familiarity with deploying applications to cloud architecture and technologies in AWS environments. • Experience with web application services such as NGINX, Apache, JBoss. • Experience ...

development while maintaining code quality, security, correctness, and maintainability. Requirements: Proficiency in development languages, including but not limited to: Python, C#, .NET, JavaScript, TypeScript, React, and Angular. Proficiency in at least one agentic development tool, including but not limited to: GitHub Copilot, OpenAI Codex, Claude Code, Cursor, or Coder. Familiarity ...

GraphQL (it would be nice if you were familiar with this but it’s not a deal breaker) Postgres RabbitMQ Docker Kubernetes Frontend React & React Native, TypeScript, MobX, Redux, Stylus and SASS Other We build our Kotlin projects using Gradle and GitHub Actions, deploying to production as soon ...

leverage AI to ship better software, faster. Our Tech Stack PHP 8, Symfony 6&7, Kotlin, AWS, MySQL, PostgreSQL, RabbitMQ, Docker, Kubernetes, React & React Native, TypeScript, MobX, Redux, Stylus and SASS, Jenkins (we deploy to production as soon as we finish a feature), Behat, Playwright, PHPUnit, Jest, Selenium, Maestro ...

modeling expertise, including design, optimization, and best practices. Strong proficiency in modern development stacks (e.g., JavaScript/TypeScript, C#, .NET, Angular and/or React). Working knowledge of AI trends and practical ways AI can improve development and delivery outcomes. Demonstrable knowledge of using Claude/Codex/CoPilot ...

engineer Solid experience with C#/.NET and ASP.NET or other object orientated frameworks Front-end exposure with at least one modern framework (Blazor, React, Angular or Vue) Knowledge of data structures and algorithms Willingness to learn financial markets Demonstrable experience of building software products from start to finish Knowledge ...

Pipelines Datadog C#, .NET Core/.NET Framework (being phased out) REST APIs, Hangfire, MediatR, Entity Framework, Mass Transit, xUnit/NUnit Node, Next.js, React PowerShell, Bash What you'll do Lead the design, build, and operation of cloud infrastructure, platform services, and ops tooling that underpin our live service ...

assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands-on experience building production UIs with React and TypeScript in large-scale applications Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.). Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice to have. About You You think in systems and care deeply about correctness, reliability, and scale. You’re comfortable navigating ambiguity ...

assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands-on experience building production UIs with React and TypeScript in large-scale applications Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

ownership, and speed Familiarity with tools that power today's AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...