1 to 25 of 2,546 JavaScript Jobs in the UK

Troubleshoot, debug, and upgrade existing systems Contribute to Agile ceremonies and continuous delivery practices Essential Skills & Experience Active eDV clearance (applications without this cannot be considered) Strong experience with JavaScript/TypeScript and modern frameworks (React, Angular, or Vue) Proficiency in back-end development (Node.js, Java, C#, or Python) Experience with databases (SQL and/or NoSQL) Strong understanding of More ❯

Agile methodologies and SDLC best practices. Strong problem-solving, analytical, and communication skills. Preferred: Experience in banking, payments, or financial services domain. Knowledge of front-end technologies (Angular, React, JavaScript) for full-stack exposure. Understanding of security protocols, authentication (OAuth2, JWT), and compliance requirements. More ❯

Agile methodologies and SDLC best practices. Strong problem-solving, analytical, and communication skills. Preferred: Experience in banking, payments, or financial services domain. Knowledge of front-end technologies (Angular, React, JavaScript) for full-stack exposure. Understanding of security protocols, authentication (OAuth2, JWT), and compliance requirements. More ❯

product needs, UX, and scalability. • Collaborative Spirit – works fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ADK) • AI enabled More ❯

product needs, UX, and scalability. Collaborative Spirit works fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) Web & Product Development: Frameworks (React, Node.js, Django/Flask) AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama Agentic AI: Frameworks (langchain, langgraph, Google ADK) AI enabled More ❯

Minimum 8 years of commercial 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 Tools such as Windsurf, Aider More ❯

Computing/Software qualification is desirable Strong knowledge/experience of the Microsoft .Net stack including, C# .Net Framework & Core Working knowledge of T-SQL, LINQ and Entity Framework, Javascript, HTML and CSS, IIS, PHP Hands-on experience in mobile development for iOS and Android (native or hybrid frameworks) Experience with Microsoft Azure and AWS cloud platforms In-depth knowledge More ❯

Server or PostgreSQL Familiarity with .NET Entity Framework (EF Core) Knowledge of web accessibility standards and best development practices Bonus Skills: Exposure to microservices built in additional languages (e.g., JavaScript, TypeScript, or Java) Experience integrating with NoSQL solutions like MongoDB or Cosmos DB Interest in working with large language models (LLMs) using tools like LangChain Experience with templating systems or More ❯

Server or PostgreSQL Familiarity with .NET Entity Framework (EF Core) Knowledge of web accessibility standards and best development practices Bonus Skills: Exposure to microservices built in additional languages (e.g., JavaScript, TypeScript, or Java) Experience integrating with NoSQL solutions like MongoDB or Cosmos DB Interest in working with large language models (LLMs) using tools like LangChain Experience with templating systems or More ❯

uptime, and code quality Collaborate in cross-functional teams and contribute to design decisions Mentor junior engineers and promote team growth What you’ll bring Proficiency in C#, .NET, JavaScript, and TypeScript Experience with React, Vue.js, or Angular (preferred) PHP knowledge (desirable) Familiarity with cloud services (AWS, GCP, or Azure), Docker, Kubernetes Understanding of CI/CD, DevOps, SQL/ More ❯

the team. Ensure all customers and stakeholders are treated fairly and with respect. What we're looking for Technology-focused degree preferred, or equivalent demonstrable experience. Extensive knowledge of: JavaScript, TypeScript, NodeJS, AWS SDK & CDK, Python, React, HTML/CSS, Java, Spring, Terraform/CloudFormation Hands-on experience: Building serverless applications in AWS Building microservices in Java (Spring Boot) Strong More ❯

to Work or have the ability to work without sponsorship. The successful Senior .Net Developer will possess proven skills in: C# and .NET (Core/Framework) Angular (or modern JavaScript front-end frameworks) SQL Server and Entity Framework Docker & AWS ECS Architecture & Design Event-driven architecture (e.g. RabbitMQ) RESTful APIs and microservices DevOps, Git, CI/CD pipelines Interested? Please More ❯

to Work or have the ability to work without sponsorship. The successful Senior Software Developer will possess proven skills in: C# and .NET (Core/Framework) Angular (or modern JavaScript front-end frameworks) SQL Server and Entity Framework Docker & AWS ECS Architecture & Design Event-driven architecture (e.g. RabbitMQ) RESTful APIs and microservices DevOps, Git, CI/CD pipelines Interested? Please More ❯

background in C# .NET Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Desirable: Web development experience (React, TypeScript, JavaScript) Familiarity with AWS, containerisation, microservices, and serverless architecture Benefits A highly competitive salary package Annual bonus and performance incentives Generous pension and private medical insurance Hybrid working model (3 days More ❯

background in C# .NET Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Desirable: Web development experience (React, TypeScript, JavaScript) Familiarity with AWS, containerisation, microservices, and serverless architecture Benefits A highly competitive salary package Annual bonus and performance incentives Generous pension and private medical insurance Hybrid working model (3 days More ❯

background in C# .NET Experience with Git, CI/CD tools, and database technologies (SQL/NoSQL) Excellent problem-solving and communication skills Desirable: Web development experience (React, TypeScript, JavaScript) Familiarity with AWS, containerisation, microservices, and serverless architecture Benefits A highly competitive salary package Annual bonus and performance incentives Generous pension and private medical insurance Hybrid working model (3 days More ❯

security, accessibility, and testing across the codebase Support platform improvements and contribute to continuous delivery practices Skills & Experience Required Strong experience in full stack development using React , Next.js , and JavaScript/TypeScript Proven backend engineering skills using Node.js and/or modern languages like Python , Ruby , Scala , or Rust Solid understanding of API design and integration Track record of delivering More ❯

require you to be onsite a minimum of two days per week. Essential Experience: Professional software engineering experience (typically 5+ years) using C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). Significant understanding and practical experience with relational databases (MySQL/PostgreSQL preferred). Expertise in version control systems (Git) and branching strategies (Gitflow More ❯

require you to be onsite a minimum of two days per week. Essential Experience: Professional software engineering experience (typically 5+ years) using C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). Significant understanding and practical experience with relational databases (MySQL/PostgreSQL preferred). Expertise in version control systems (Git) and branching strategies (Gitflow More ❯

the team. Ensure all customers and stakeholders are treated fairly and with respect. What we're looking for Technology-focused degree preferred, or equivalent demonstrable experience. Extensive knowledge of: JavaScript, TypeScript, NodeJS, AWS SDK & CDK, Python, React, HTML/CSS, Java, Spring, Terraform/CloudFormation Hands-on experience: Building serverless applications in AWS Building microservices in Java (Spring Boot) Strong More ❯

such as MySQL Experience with version control systems, preferably Git Understanding of software development methodologies, including Agile/Scrum Desirable Experience Experience with front-end technologies like HTML, CSS, JavaScript, and frameworks such as Angular or React Familiarity with cloud platforms such as AWS Knowledge of microservices architecture and containerization tools like Docker or Kubernetes Exposure to DevOps practices and More ❯

such as MySQL Experience with version control systems, preferably Git Understanding of software development methodologies, including Agile/Scrum Desirable Experience Experience with front-end technologies like HTML, CSS, JavaScript, and frameworks such as Angular or React Familiarity with cloud platforms such as AWS Knowledge of microservices architecture and containerization tools like Docker or Kubernetes Exposure to DevOps practices and More ❯

and an ability to deliver innovative solutions that align with business objectives. Experience Requirements Software Development & Principles Programming Languages: Proficiency in one or more of: Java, Spring Boot, Python, JavaScript, TypeScript, ReactJS SOLID Principles: Familiarity with object-oriented and clean coding practices Testing & BDD Unit Testing Frameworks: Experience with Cypress, Cucumber, Behave, Selenium, or similar tools Domain-Specific Languages: Knowledge More ❯

and an ability to deliver innovative solutions that align with business objectives. Experience Requirements Software Development & Principles Programming Languages: Proficiency in one or more of: Java, Spring Boot, Python, JavaScript, TypeScript, ReactJS SOLID Principles: Familiarity with object-oriented and clean coding practices Testing & BDD Unit Testing Frameworks: Experience with Cypress, Cucumber, Behave, Selenium, or similar tools Domain-Specific Languages: Knowledge More ❯

software solutions. .NET Developer applicants should have commercial experience with: .NET, .NET Core/ASP.NET MVC, C#, Azure SQL and Agile. Full training will be provided into: .NET 9, JavaScript, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. If you are dedicated to the youthful optimism More ❯