1 to 25 of 1,175 JavaScript Jobs in the UK

using Microsoft Azure services. Essential Skills & Experience Front-End Development Strong commercial experience with: React (preferred), or Vue.js, or Angular Expert knowledge of: TypeScript JavaScript (ES6+) HTML5 CSS3/SCSS Experience building responsive, accessible, and performant web applications. Back-End Development Strong experience in one of the following technology stacks ...

continuous improvement. Your responsibilities Design, build and evolve scalable back-end services using C# and .NET Core, alongside developing front-end features with modern JavaScript frameworks to enhance user experience. Design and implement RESTful APIs, ensuring high standards of performance, reliability and security. Build, deploy and operate services ...

continuous improvement. Your responsibilities Design, build and evolve scalable back-end services using C# and .NET Core, alongside developing front-end features with modern JavaScript frameworks to enhance user experience. Design and implement RESTful APIs, ensuring high standards of performance, reliability and security. Build, deploy and operate services ...

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 ...

similar tools in real software development work. · Ability to review, debug, test, refactor, and improve AI-generated code. · Strong C# and ASP.NET development experience. · JavaScript or TypeScript experience, with the ability to work on modern front-end applications. · SQL database experience, ideally including Microsoft SQL Server and T-SQL. · Strong ...

software development experience, with at least 3 years in a senior or technical lead role. Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development ...

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 ...

Login, GOV.UK Notify, or GOV.UK Pay. Familiarity with Legacy system modernisation and safe migration pathways. Technical Skills Languages & Frameworks: Ruby on Rails, React.js, JavaScript, HTML5, CSS3 Databases: PostgreSQL, MySQL, or similar relational database systems Testing: TDD/BDD, unit/integration testing frameworks (eg, RSpec, Jest, Mocha) Tooling & DevOps ...

practices, including expertise in at least three of the following areas: Software Development Strong experience in one or more of: Java Spring Boot Python JavaScript/TypeScript ReactJS Understanding of SOLID principles and clean coding practices Cloud & Infrastructure Experience with AWS or Azure cloud platforms Ability to configure, deploy ...

Server Familiarity with Git and modern version control practices Experience with CI/CD pipelines (Azure DevOps, GitHub Actions, or similar) Solid understanding of JavaScript/TypeScript, HTML, and CSS Strong analytical and problem-solving abilities Excellent communication and teamwork skills Ability to manage priorities and deliver high-quality work ...

collaborative mindset Desirable Experience Experience with Azure services such as App Services, Functions, Azure SQL, or monitoring tools Front-end development experience (HTML, CSS, JavaScript, Razor Pages) Exposure to Docker and Kubernetes Experience with Umbraco CMS Familiarity with GitHub Copilot or AI-assisted development tooling Experience working across additional languages ...

appropriate. Essential Skills & Experience Extensive experience in software development and technical leadership roles. Strong expertise in one or more programming languages such as: Java JavaScript/TypeScript Node.js C# Python Go Experience designing and delivering large-scale distributed systems and microservices architectures. Strong understanding of cloud platforms such ...

Strong collaboration and communication skills, with the ability to work effectively across technical and non-technical stakeholders. Desirable Experience building web front ends using JavaScript and modern frameworks such as React, Vue, or Blazor. Experience with containerisation technologies such as Docker or Kubernetes. Understanding of SOLID principles and software design ...

developer experience.**Required Experience & Skills****Technical Expertise*** Engineering Lead or Software Engineering Manager experience delivering large‐scale systems.* Proficiency in **Python, Java, TypeScript/JavaScript, or Go**.* Experience deploying **LLM/GenAI systems** to production with a focus on evaluation, safety, monitoring.* Strong background in distributed systems, microservices ...

Microsoft certified etc. Knowledge and experience of APIs, RESTful services and Microservice Architectures. Experience Essential Experience of writing software. Familiarity with programming languages (C#, JavaScript), related frameworks (.Net) and structures (MVC) Familiarity with database technologies (SQL) Familiarity with container platforms (ie. Docker, OpenShift) Familiarity with version control tools ...

consulting environment, working closely with architects, designers, product teams and client stakeholders. Key Responsibilities Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor Contribute to cloud-native architectures on AWS or Azure Implement modern ...

consulting environment, working closely with architects, designers, product teams and client stakeholders. Key Responsibilities Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor Contribute to cloud-native architectures on AWS or Azure Implement modern ...

Knowledge: Hands on experience of Core Java, Multithreading, and Spring Framework (Boot, Security, Data JPA). Modern Web Stack: Proficiency in HTML5, CSS3, and JavaScript/TypeScript . Cloud & DevOps: Familiarity with AWS, Azure, or GCP and containerization tools like Docker/Kubernetes . Tools: Expert knowledge of Git, Maven ...

including expertise in at least three of the following areas: Software Development Strong programming experience in one or more of: Java Spring Boot Python JavaScript/TypeScript ReactJS Solid understanding of software engineering best practices and SOLID principles Cloud & Architecture Strong experience with AWS or Azure cloud platforms AWS Solutions ...

Strong experience with .NET (C#, .NET Core) and SQL databases Experience with cloud platforms (e.g. Azure or similar) Front-end experience with HTML, CSS, JavaScript, and modern frameworks (e.g. Angular or React) Solid understanding of microservices architecture and API development Strong problem-solving and debugging skills Experience mentoring or supporting ...

with colleagues. Essential Skills/Qualifications: Microsoft .Net (including Core, WebAPI, Kestral) C# Azure DevOps, Git, CI/CD pipelines (Azure DevOps, GitHub Actions) JavaScript/TypeScript, HTML, CSS Entity Framework Core, Microsoft SQL Server Strong problem-solving skills and curiosity Solid ICT knowledge (MS Office) Excellent communication and numeracy ...

using 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 ...

/8+), Spring Boot, Spring Framework & Microservices Solid experience building REST APIs/Web Services Experience across the full stack (e.g. Java backend + JavaScript, React or JSF frontend) Strong understanding of component-based architecture & system design Experience with CI/CD tools (Jenkins, Maven), Git, and Agile/Scrum ...

using 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 ...

continuous learning About You 5+ years' experience in Full Stack or Front/Back-End development Strong skills in TypeScript, React, Redux, and modern JavaScript frameworks Experience with REST APIs, GraphQL, WebSockets, and microservices Familiarity with AWS (Lambda, Fargate, API Gateway, AppSync) Knowledge of Docker, Kubernetes, and Terraform Experience with ...