1 to 25 of 887 JavaScript Jobs in London

An advanced degree is a plus. Professional experience as a Full Stack Developer. Extensive experience in Azure cloud services and related technologies. Proficient in front-end technologies (HTML, CSS, JavaScript, React or Angular) and back-end languages (C#, Java, Python, etc.). Solid understanding of RESTful APIs and microservices architecture. Experience with version control systems (Git). Familiarity with Agile More ❯

a plus. Professional experience as a Full Stack Developer. Extensive experience in AWS cloud services, including EC2, S3, Lambda, RDS, DynamoDB, etc. Proficient in front-end technologies (HTML, CSS, JavaScript, React or Angular) and back-end languages (Java, Python, Node.js, etc.). Solid understanding of RESTful APIs and microservices architecture. Experience with version control systems (Git). Familiarity with Agile 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 ❯

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 ❯

React , TypeScript , and GraphQL to deliver user-friendly, performant web interfaces. Build scalable client- and server-side functionality in a full-stack context, often working across the Python and JavaScript/TypeScript boundary . Collaboration & Agile Development Participate in all phases of the product development lifecycle including grooming, planning, standups, retrospectives, and reviews. Work with product managers and stakeholders to More ❯

React, TypeScript, and GraphQL to deliver user-friendly, performant web interfaces. Build scalable client- and server-side functionality in a full-stack context, often working across the Python and JavaScript/TypeScript boundary. Collaboration & Agile Development Participate in all phases of the product development lifecycle including grooming, planning, standups, retrospectives, and reviews. Work with product managers and stakeholders to translate More ❯

the Scrum framework and utilising 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 in building REST APIs for More ❯

the Scrum framework and utilising 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, APIs: SOAP & REST Demonstrated expertise in building REST APIs for external More ❯

the Scrum framework and utilising 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 in building REST APIs for More ❯

3+, Django Framework and its ORM Experience with Django REST Framework and writing APIs Able to write clean HTML (server-side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/ More ❯

to systems analysis and development. Application frameworks such as Spring Boot/Cloud. Microservice Architectures. Cloud Platforms such as AWS, GCP or Azure. Web technologies including HTML, CSS, advanced Javascript, Web Services. Continuous Integration/Continuous Delivery. BDD, pair programming. Agile development methods such as Scrum or Kanban. REST API development and/or consumption. Relational databases MySQL, SQL Server More ❯

What you'll bring Skills & Experience Experience in software engineering, with a strong focus on delivering incremental value through high-quality, scalable, and maintainable solutions. 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) Experience working with cloud infrastructure More ❯

3+, Django Framework and its ORM Experience with Django REST Framework and writing APIs Able to write clean HTML (server-side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/ More ❯

translate business requirements into technical solutions Required Skills and Experience Strong hands-on experience with Java , Spring Boot , and RESTful API development Proficiency in Angular or React , along with JavaScript/TypeScript, HTML5, and CSS3 Experience delivering full stack solutions in enterprise-grade environments Familiarity with CI/CD pipelines , containerisation (e.g., Docker), and cloud platforms (e.g., AWS, Azure) Experience More ❯

experience in fullstack software development. Strong expertise in server-side programming languages (we use Python). Proven experience designing and implementing RESTful APIs and microservices architectures. Proficiency in modern JavaScript/TypeScript and at least one major frontend framework (React, Vue.js, or Angular). Deep understanding of database design, optimisation, and management (PostgreSQL, Neo4j, Redis). Experience with cloud platforms More ❯

across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at Experience and Skills Technical Skills Experience as a Software developer/engineer or relevant functions. Using Javascript and Typescript with NodeJS, and some Python Familiarity with React. Working knowledge of .NET, C# and SQL • DevOps - IaC using Terraform, Jenkins Agile familiarity is a must. Working with Snowflake More ❯

your deep expertise in full-stack cloud development Required technical and professional expertise Proven, and current hands on advanced full-stack development skills, including both front-end (HTML, CSS, JavaScript) and back-end (e.g., Node.js, Python, Ruby, lambda S3 DynamoDB etc) Extensive experience with the AWS cloud platform Proficient in using version control systems (e.g., Git) and experience with CI More ❯

/iOS GraphQL Microservice Architectures Docker, Kubernetes, and cloud platforms such as AWS, GCP or Azure Understanding of UX principles HTML, CSS, and related web technologies Experience with modern JavaScript libraries and tooling, such as React, Redux, Webpack Any server side development languages such as Java/Kotlin Additional Information: The application form consists of an online assessment, CV upload More ❯

and developing solutions across a varied technology stack, including: - Object-Oriented design, SOLID principles, and modern design patterns - Development experience in Microsoft .Net Framework and experience in Front-end JavaScript frameworks like Angular & React - Traditional Relational Database technologies like Oracle, MS SQL Server and - No SQL Databases like MongoDB or DynamoDB - SOA & Microservices architecture implementation using REST APIs, queue-based More ❯

for the team; offering mentoring and support to your team-mates. Requirements Highly skilled and proficient coding in PHP, with strong skills in adjacent areas such as TypeScript, React, JavaScript or Python. A desire and willingness to learn other languages in particular Golang Proving technical leadership and direction to your team and contributing to the wider engineering organisation. Deep technical More ❯

programming, problem-solving, data analysis or systems development would be beneficial for this role. Including any of the following Programming Languages: Exposure to languages such as: • C++, Java, Python, JavaScript, C# Systems & Tools: Knowledge of or experience with any of the following: Linux/Unix operating systems Cloud Technologies (AWS, Azure, Google Cloud) DevOps tools (e.g., Docker, Kubernetes) Version Control More ❯

programming, problem-solving, data analysis or systems development would be beneficial for this role. Including any of the following Programming Languages: Exposure to languages such as: • C++, Java, Python, JavaScript, C# Systems & Tools: Knowledge of or experience with any of the following: Linux/Unix operating systems Cloud Technologies (AWS, Azure, Google Cloud) DevOps tools (e.g., Docker, Kubernetes) Version Control 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 ❯

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 ❯

C# applications. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client offers training in: .NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This is a truly amazing opportunity to More ❯