51 to 75 of 1,460 JavaScript Jobs in the UK

as well as engaging in test-driven development by writing unit tests and automated regression tests. Must haves: Senior experience working as a front-end software developer Knowledge of JavaScript and hands-on development experience building responsive and performant web applications using the ReactJS framework. Familiarity with HTML, CSS-in-JS (or SASS), NodeJS, NPM and TypeScript. Experience of using More ❯

C# and React.. Prior exposure to trading systems or financial services is highly desirable due to the nature of the role. Our client will provide training in: .NET 9, JavaScript, Angular 19, Microservices, Vue.js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. You will be part of a dynamic and highly More ❯

Developer candidates should be able to demonstrate strong knowledge of: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of More ❯

Developer candidates should be able to demonstrate strong knowledge of: .NET .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of the More ❯

.NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of More ❯

.NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of More ❯

.NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core/ASP.NET MVC, C# and Azure SQL. Any experience in the following is desirable: .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. Training will be provided in any of More ❯

opportunity to influence how we grow and how we do things by sharing ideas and working with others to make things better. Essential Technologies/Skills: HTML5/CSS3 JavaScript (including Node.js, ReactJS, ExpressJS, Mongoose) Frontend frameworks like Nunjucks, Freemarker, Bootstrap, LESS and SASS CI tooling like Git, Gitlab CI, Jenkins, SonarQube Nexus, Artifactory Desirable Java (11) (including Spring Boot More ❯

orientated development principles and technologies such as: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive expert training on the latest technologies including: .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. All positions come with the following benefits More ❯

orientated development principles and technologies such as: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive expert training on the latest technologies including: .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. All positions come with the following benefits More ❯

orientated development principles and technologies such as: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive expert training on the latest technologies including: .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. All positions come with the following benefits More ❯

and ability to work independently on scoped features. Ability to clearly communicate technical ideas and collaborate across disciplines. It would be great if you had: Front-end development experience (JavaScript, HTML, CSS, or a modern JS frameworks). Experience working with or maintaining legacy PHP codebases. Familiarity with CI/CD pipelines and DevOps practices. A good understanding of Microsoft More ❯

are looking for .NET Developer who have experience in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive training in all aspects of: .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. These .NET Developer positions come with the More ❯

are looking for .NET Developer who have experience in .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive training in all aspects of: .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. These .NET Developer positions come with the More ❯

Working closely with backend, DevOps, and product to deliver full end-to-end features. What Were Looking For Proven experience delivering commercial React applications at scale. Solid knowledge of JavaScript (ES6+), TypeScript, HTML5, CSS3. Experience integrating with RESTful APIs. Cloud experience is essential (preferably Azure, AWS exposure a plus). Bonus points for exposure to Next.js, GraphQL, or CI/ More ❯

to AI-driven projects used across government departments What we're looking for: Minimum 4 years' experience in full stack development Strong experience with both front-end (React/JavaScript/TypeScript) and back-end (Java, Spring Boot) technologies Proven experience designing, building and testing end-to-end web applications Strong understanding of relational databases and query performance (PostgreSQL/ More ❯

SaaS platforms in a commercial environment. Demonstrated use of AI-assisted development tools to improve speed and quality. Knowledge of Python (Flask/FastAPI/Django) and/or JavaScript (Node.js, Vue.js, React). Solid database experience ( PostgreSQL/MySQL/MongoDB ) with strong relational design and optimisation skills. Hands-on experience with GCP and AWS for cloud hosting, deployment More ❯

SaaS platforms in a commercial environment. Demonstrated use of AI-assisted development tools to improve speed and quality. Knowledge of Python (Flask/FastAPI/Django) and/or JavaScript (Node.js, Vue.js, React). Solid database experience ( PostgreSQL/MySQL/MongoDB ) with strong relational design and optimisation skills. Hands-on experience with GCP and AWS for cloud hosting, deployment More ❯

Dynamics 365 applications (Sales & Customer Service) 5+ years server-side development experience preferably using C#/.Net/.Net Core 5+ years front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Experience leading teams and mentoring junior team members Experience using REST APIs (building of REST APIs nice to have) Experience in implementing and using other data stores More ❯

the business' digital strategy. ESSENTIAL SKILLS & EXPERIENCE: Previous Azure/Microsoft development experience, Large scale integrations/migrations of core business systems. Building and maintaining websites. Node.js, .Net and JavaScript . Excellent communication skills, and comfortable working within a collaborative environment. Strong problem-solving and multitasking skills. DESIRABLE: Data Integration techniques: REST and SOAP APIs, webhooks, SharePoint lists, and/ More ❯

Dynamics 365 applications (Sales & Customer Service) 5+ years server-side development experience preferably using C#/.Net/.Net Core 5+ years front end development experience using HTML, CSS, JavaScript, jQuery, Liquid Template Experience leading teams and mentoring junior team members Experience using REST APIs (building of REST APIs nice to have) Experience in implementing and using other data stores More ❯

Alerting & Monitoring requirements from production perspective are addressed in every project and system under change Relevant Technical Experience Strong C# web background, NET, MVC, Razor, AJAX HTML/CSS, JavaScript, Knockout, JQuery, Angular Entity Framework, Temporal DB WCF, web services, Microservices, Web APIs SQL Server Thorough understanding of SQL Server admin, SQL server performance tuning, T-SQL, Stored Procedures, Functions More ❯

Alerting & Monitoring requirements from production perspective are addressed in every project and system under change Relevant Technical Experience Strong C# web background, NET, MVC, Razor, AJAX HTML/CSS, JavaScript, Knockout, JQuery, Angular Entity Framework, Temporal DB WCF, web services, Microservices, Web APIs SQL Server Thorough understanding of SQL Server admin, SQL server performance tuning, T-SQL, Stored Procedures, Functions More ❯

track record of successfully building and delivering digital products (web apps and services) to market using agile methodologies. Strong proficiency in C#, .NET, React and Azure. Other development skillsets: JavaScript, HTML/CSS, Azure PaaS (Azure Functions, Azure Logic Apps, Cosmos DB, Azure App Service, Azure Service Bus), ARM/Bicep templates, SharePoint. Demonstrable creative flair, attention to detail, tenacity More ❯

/UX design teams Experience working within regulated, high-availability, or performance-critical environments. Certifications such as AWS Certified Developer, AWS Solutions Architect, Meta Front-End Developer, or Certified JavaScript Developer To apply, please send your CV with a cover letter detailing why you are interested in this role to . More ❯