1 to 25 of 3,277 JavaScript Jobs in London

audience The full development lifecycle delivering user-centred digital solutions A full stack developer using core Java, CXF, Spring Boot, Jetty, Mustache, HTML, CSS & JavaScript JavaScript library and framework experience is preferable - Node, React, Angular Containerisation experience - Docker or Kubernetes or similar Experience of Microservices design and architecture Restful API More ❯

A minimum of 5 years of experience as a software engineer or developer. Proficiency in one or more of the following languages: Python, Java, JavaScript, C#, C++ . Experience with modern frameworks and technologies (e.g., Django, React, Node.js, .NET, Angular). Strong understanding of software development lifecycle (SDLC) and Agile More ❯

a related field. Proven experience as a Software Engineer, Software Developer, or similar role. Proficiency in one or more programming languages (e.g., Java, Python, JavaScript, C#). Familiarity with front-end (e.g., React, Angular) and/or back-end (e.g., Node.js, Django, .NET) frameworks. Experience with databases (SQL and/ More ❯

Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent practical experience. Proficiency in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks/libraries such as React. Proficiency in mobile device technologies such for Kotlin (Android) and Swift (iOS) Strong understanding of server-side More ❯

Bachelor's degree in Computer Science, Information Technology, or related field, or equivalent practical experience. Proficiency in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks/libraries such as React. Proficiency in mobile device technologies such for Kotlin (Android) and Swift (iOS) Strong understanding of server-side More ❯

company. Senior Full Stack Engineer Skills/Knowledge This role requires the following key skills and knowledge: Front-End: Proficiency in HTML, CSS, and JavaScript (including experience with TypeScript). Experience with front-end frameworks/libraries such as React, Angular, or Vue.js. Knowledge of data visualization libraries (e.g., D3.js More ❯

writing clean, maintainable code. What We’re Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with cloud infrastructure (Azure or AWS). Hands-on experience with CI/CD tools like GitHub Actions, GitLab, Jenkins, or Azure DevOps. More ❯

Science, Software Engineering, or related field. Experience leading full-stack teams and delivering scalable software in production. Proficiency in frontend (React, Angular, Next.js, TypeScript, JavaScript, Tailwind CSS) and backend (Python, Node.js, Java) technologies. Experience with cloud-native development, preferably on Azure and Databricks, containerization (Docker, Kubernetes), serverless, and distributed systems. More ❯

sophisticated tooling for development and production team use. Skills Extensive experience working with most if not all the technologies listed below: Deep expertise in JavaScript (ES6+), React.js, Redux, TypeScript, HTML5, and CSS3 (SASS/LESS). Strong experience with component-driven development and responsive UI design. Proficient in Webpack, Babel More ❯

.NET Core, including experience writing clean, efficient and maintainable code. You will also have the following; Expertise in front-end technologies including HTML, CSS, JavaScript, TypeScript, JSON as well as React and/or Vue.js Demonstratable experience working with SQL and NOSQL databases, Azure Cosmos, Azure SQL Experiencing designing, building More ❯

interfaces. Integrate with RESTful APIs and cloud-based services. Participate in code reviews, design discussions, and agile ceremonies. Key Skills & Experience: Strong proficiency in JavaScript and TypeScript . Advanced knowledge of React.js and familiarity with modern React patterns (hooks, context, etc.). Solid understanding of HTML5 , CSS3 , and responsive web More ❯

experience in software engineering, with a strong focus on delivering incremental value through high-quality, scalable, and maintainable solutions. Strong proficiency in C#, .NET, JavaScript, and TypeScript (required). Proficiency in front-end development using frameworks like React, Vue.js, or Angular (preferred but not required). Proficiency with PHP (desirable More ❯

/MassTransit. Microfrontends. Test Driven Development. RESTful API design. GitFlow. We Would Like To Meet Someone Who Is Minimum 4 years of C#, SQL, JavaScript/TypeScript to an advanced level in a commercial environment. Minimum 2 Year’s Commercial Experience Of React Produces initial results rapidly and iterate based More ❯

MVC, SPA) Enterprise content management achieved through Sitecore RESTful Microservices – light-weight efficient, decoupled APIs that scale well. Event driven architectures (Kafka) Modern reactive JavaScript Frameworks (React, Next.js, Vue.js, Angular) Advanced web topologies (Headless, Jamstack) Storage technologies like SQL, Redis and SOLR Automated UI and API testing (BDD, Selenium) Cloud More ❯

your own suggestions. Develop and maintain backend services and APIs using Java and cloud-native technologies. Develop and maintain frontend SPA using React and JavaScript/TypeScript. Participate in producing documents and diagrams, such as C4 or UML, to communicate designs effectively with the wider team. Design actionable development tasks More ❯

within data warehouses, knowledge of tools such as DBT is desired. Experience with front-end technologies, such as HTML5, CSS3, and JavaScript. Knowledge of JavaScript frameworks, such as React (preferred), Angular, and Vue.js. Knowledge of CSS frameworks, such as Bootstrap, Material UI, and Tailwind CSS. Strong understanding of API protocols More ❯

for: A proven track record of designing and developing web applications with a passion for both frontend and backend technologies. Experienced with HTML, CSS, JavaScript, and popular frontend frameworks such as React, Angular, or Vue.js. Proficiency in server-side languages such as Java, Python, or Node.js is also essential. Knowledge More ❯

Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/.NET Framework, C# HTML/CSS/Javascript TypeScript, AngularJS, KnockoutJS QA tooling such as - Selenium, Playwright, Spectflow, Reqcnroll Azure DevOps, Git, Deployment Pipelines, Terraform Massaging Queues, API's: SOAP & REST Demonstrated expertise More ❯

Azure DevOps to facilitate that work. Proficient in programming languages and tooling as follows: NET Core/.NET Framework, C# HTML/CSS/Javascript TypeScript, AngularJS, KnockoutJS QA tooling such as - Selenium, Playwright, Spectflow, Reqcnroll Azure DevOps, Git, Deployment Pipelines, Terraform Massaging Queues, API's: SOAP & REST Demonstrated expertise More ❯

Work closely with product teams to turn ideas into reality. What We're Looking For: 3+ years' experience in full-stack development. Proficiency in JavaScript (React, Vue, Angular) & backend tech (Node.js, Python, Java, .NET). Experience with databases (MongoDB, PostgreSQL, MySQL, etc.). Familiarity with DevOps, CI/CD, and More ❯

knowledge of Scripting languages like Groovy Good knowledge of SQL and database systems such as Postgresql, MySQL, etc. Good knowledge of web standards (HTML, JavaScript, etc) Quick learner and adapter of new frameworks and technologies Attention to details and some creativity on how processes could be improved as well as More ❯

AWS Serverless Service, including Lambda, API Gateway, DynamoDB, S3, SNS,SQS, EventBridge, Kinesis, Node.js, YAML Frontend :React/Next.js, React Native Programming Languages :TypeScript; JavaScript, Python Infrastructure : Terraform, GitHub CI/CD pipelines Responsibilities: Provide technical leadership and mentorship to your team. As a Senior Full-stack Software Engineer, you More ❯

Deliver solutions that scale Perform other duties as assigned Qualifications: 5-8+ years of software development experience with excellent C# and TypeScript/JavaScript coding skills 3 + years of experience with m ost of the following technologies: .NET/.NET Core, ASP.NET Core, Web/REST APIs SQL More ❯

Value Full-stack developer with strong problem-solving skills. Strong object-oriented design and programming skills using C#, .NET, .NET Core. Experience with HTML5, JavaScript/TypeScript, CSS, React. Strong understanding of data structure, algorithms, design patterns. Strong understanding of advanced programming constructs such as multi-threaded programming, dependency injection More ❯

Experience with API (RESTful/Socket/OpenQL), microservice architecture and development. Experience with cloud-native platform patterns. Technical Skills : Proficiency in .NET and JavaScript/TypeScript. Experience with SQL, including schema design and optimisation. Experience with testing frameworks and tools. Knowledge of CI/CD tools. Familiarity with security More ❯