26 to 50 of 4,796 JavaScript Jobs in the UK

Cloud Manager.Proficiency in writing and executing various types of tests including unit, system, performance, and integration tests.Proficiency in frontend technologies: HTML, CSS (Sass) and JavaScript (React.js) and experience in writing automated tests.Experience of working with a wide variety of stakeholders including product owners, delivery managers and architects.Experience of communicating ...

design, development, testing, and deployment. Some of the languages and frameworks our teams work with: Java/Kotlin Python C#/.NET Full stack JavaScript (Express, React, Node.js etc.) We expect you to have deep experience in at least one of the above; you will also be flexible and comfortable ...

role We are looking for a full stack engineer whose main strength is backend development. You will take primary responsibility for Node.js and JavaScript services, PostgreSQL data models, REST APIs and a growing microservices estate, while contributing to React.js interfaces when a feature requires end-to-end ownership. The role … observable software that turns device data and operational requirements into dependable hospitality products. Key responsibilities Design, build and maintain backend services using Node.js and JavaScript (TypeScript is a plus), with clear boundaries, robust error handling and production-ready documentation. Own PostgreSQL schema design, SQL queries, migrations, data integrity and performance ...

role We are looking for a full stack engineer whose main strength is backend development. You will take primary responsibility for Node.js and JavaScript services, PostgreSQL data models, REST APIs and a growing microservices estate, while contributing to React.js interfaces when a feature requires end-to-end ownership. The role … observable software that turns device data and operational requirements into dependable hospitality products. Key responsibilities Design, build and maintain backend services using Node.js and JavaScript (TypeScript is a plus), with clear boundaries, robust error handling and production-ready documentation. Own PostgreSQL schema design, SQL queries, migrations, data integrity and performance ...

maintainable and well-tested code Utilise AI-assisted development tools to improve delivery while maintaining ownership of code quality Technology Stack Frontend Vue.js Nuxt.js JavaScript/TypeScript Tailwind CSS HTML & CSS Backend Laravel/PHP REST APIs MySQL Cloud & DevOps Docker Google Cloud Platform CI/CD Additional Technologies Microservices … React Native (desirable) Jira & Bitbucket AI-assisted development tools (e.g. Cursor, Claude) Skills & Experience Essential Strong commercial experience with Vue.js and Nuxt.js Solid JavaScript and/or TypeScript experience Experience building responsive, customer-facing web applications Strong understanding of HTML, CSS and modern frontend development Experience consuming RESTful APIs Understanding ...

C#) or similar), with solid understanding of design patterns and scalable application architecture Strong full-stack development experience across front-end (HTML5, CSS3, JavaScript/TypeScript, modern JS frameworks) and back-end (Java, C#, Node.js or equivalent) technologies Deep understanding of cloud-based solutions and deployment, ideally with Azure including …/CD pipelines and containerization (Docker/Kubernetes) Demonstrated experience developing and optimizing high-performance, large-scale applications Strong programming experience in Java, JSON, JavaScript, and Freemarker Templates (or equivalent templating technologies) Knowledge and practice of UI performance optimization, responsive design, and cross-browser compatibility Commitment to writing clean, maintainable ...

development skills. Experience building and maintaining web applications across both front end and back end. Front-end development experience with Angular , or another modern JavaScript/TypeScript framework such as React or Vue. Good understanding of HTML, CSS, JavaScript and TypeScript. Experience working with relational databases and data-driven applications. ...

Skills 3+ years' commercial experience with C# Strong ASP.NET, .NET Framework and .NET Core experience SQL Server and database design REST APIs and microservices JavaScript, TypeScript, HTML5 and CSS3 Experience working within Agile/Scrum teams Desirable Skills Azure Blazor Entity Framework/EF Core AI or Machine Learning integrations ...

motivated- Problem Solving skills- Works well within a team- Excellent communication skills Nice to have - Web front-end technologies and tools: HTML5, CSS, SASS, JavaScript, Angular 16+, Angular CLI, Typescript, NPM, and VS Code.- Web back-end technologies: RESTful APIs using Microservices (NodeJS, C#, C++, Python), Express, JSON, OData ...

/Flows Wider Azure Stack (b2b, b2c, storage, functions, user management & permission handling etc.... ) DevOps, GIT repos and pipelines .Net framework, .Net core, C#, Javascript/Typescript/React, SQL, HTML, SCSS/CSS Power BI You are not expected to know all of the above, however you should consider ...

professional environment.* Front-end skills + Proficient in HTML5, CSS3, and Typescript + Proficient in React, Redux, ReactQuery + Experience with modern JavaScript frameworks - React + Knowledge of version control systems (Git) + Understanding of cross-browser compatibility + Familiarity with RESTful APIs, GraphQL and Websockets + Experience with ...

Experience Strong software engineering skills across front-end, back-end and data-driven product development. Strong experience developing modern web interfaces using React, TypeScript, JavaScript, HTML and CSS. Experience using component libraries and design systems such as Material UI to build consistent and accessible user interfaces. Experience building back ...

exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.## **YOUR PROFILE*** Extensive experience of building microservices with Java (Spring Boot)* Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS* Experience using version control software - Git* Experience using online version control tools - GitHub ...

exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.## **YOUR PROFILE*** Extensive experience of building microservices with Java (Spring Boot)* Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS* Experience using version control software - Git* Experience using online version control tools - GitHub ...

exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.## **YOUR PROFILE*** Extensive experience of building microservices with Java (Spring Boot)* Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS* Experience using version control software - Git* Experience using online version control tools - GitHub ...

exhaustively) NodeJS, Java, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases.## **YOUR PROFILE*** Extensive experience of building microservices with Java (Spring Boot)* Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS* Experience using version control software - Git* Experience using online version control tools - GitHub ...

data analysis or insightsSoftware Engineer:* Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. MEAN ...

data analysis or insightsSoftware Engineer:* Degree in Computer Science or related a STEM discipline* Proficiency in one or more programming languages (Java, Python, C++, JavaScript)* Understanding of object-oriented programming (OOP) principles* Experience with modern frameworks (e.g. React, Angular, Spring Boot, Django)* Knowledge of full-stack development concepts (e.g. MEAN ...

designing and developing solutions utilising most of the following technologies:• Strong front end web development experience with Angular or React (we use Angular), Typescript, JavaScript, HTML/CSS with an eye for good UX• Experience in designing and building distributed systems using Microsoft C#, .NET Core and Web API• Experience ...

coding tools (GitHub Copilot/Claude Code), and cloud platforms (AWS) Proficiency in one or more modern programming languages: Java, Python, TypeScript, or JavaScript/Node.js Experience building and maintaining production front‐end applications using React or Angular Experience writing SQL and working with relational databases (PostgreSQL, Oracle, or MySQL ...

data-driven applications using Python Hands-on Reactexperience developing modern, responsive, and scalable web applications in production environments. Strong experience with TypeScript/JavaScript, HTML, CSS, and modern frontend development practices. Experience designing and developing RESTful APIsand integrating with third-party services. Solid understanding of software design principles, design patterns ...

TypeScript, leveraging frameworks such as **Next.js** or **Vite**.* **GenAI Frameworks**: Familiarity with tools like **LangChain**, **LangGraph**, **CrewAI**, or **Vercel AI** (in Python or JavaScript).* **LLM experience**: Practical experience with **Large Language Models** (LLMs) such as **OpenAI**, **Anthropic**, **Mistral**, or **Llama**, and tools like **Ollama**.* **Cloud Platforms**: Proficiency ...

TypeScript, leveraging frameworks such as **Next.js** or **Vite**.* **GenAI Frameworks**: Familiarity with tools like **LangChain**, **LangGraph**, **CrewAI**, or **Vercel AI** (in Python or JavaScript).* **LLM experience**: Practical experience with **Large Language Models** (LLMs) such as **OpenAI**, **Anthropic**, **Mistral**, or **Llama**, and tools like **Ollama**.* **Cloud Platforms**: Proficiency ...

TypeScript, leveraging frameworks such as **Next.js** or **Vite**.* **GenAI Frameworks**: Familiarity with tools like **LangChain**, **LangGraph**, **CrewAI**, or **Vercel AI** (in Python or JavaScript).* **LLM experience**: Practical experience with **Large Language Models** (LLMs) such as **OpenAI**, **Anthropic**, **Mistral**, or **Llama**, and tools like **Ollama**.* **Cloud Platforms**: Proficiency ...

Engineer in Typescript in a professional environment. Front-end skills Proficient in HTML5, CSS3, and Typescript Proficient in React, Redux, ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors ...