26 to 50 of 490 JavaScript Jobs in the Thames Valley

collaborate with product managers, designers, and senior engineers to understand project goals and deliver high-quality solutions. You’ll work with technologies like Node.js, JavaScript, TypeScript, and React, and play a key role in leveraging AI-powered development tools (such as GitHub Copilot, Cursor, Claude Code, or Gemini) to improve More ❯

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 More ❯

control software, such as TeamViewer or similar. Knowledge of video streaming protocols and technologies. Experience in frontend development, particularly with React or other modern JavaScript frameworks. A track record of contributing to open-source projects, showing your commitment to the developer community and collaborative coding. What You’ll Bring We More ❯

Bachelor’s degree in computer science, Engineering, or a related field, or equivalent work experience. Knowledge of front-end technologies like HTML, CSS, and JavaScript is a plus. More ❯

Power BI. Required Skills & Experience Cloud Certification: AWS, Azure, or Google Cloud (with hands-on experience in developing cloud applications). Technical Skills: C#, JavaScript, Node.js SQL & Database Management API Development (RESTful) Version Control (Git) CI/CD Pipelines Testing Frameworks Platform Experience: Power Apps Power Automate Azure Functions Apigee More ❯

The role is based in Central London and requires office working of twice a week. Technical Requirements: Backend: C#, .Net Core, ASP.NET, APIs, Frontend: JavaScript, HTML, CSS, React Additional Skills: Azure, SQL, Power Platform – Power BI Bonus Skills: DevOps, PowerShell, CI/CD Pipelines, QA Confident working in an Agile More ❯

a Full Stack Developer (or similar) Proficiency in Ruby and TypeScript Solid with Ubuntu , MySQL , and AWS Comfortable with front-end tech (HTML, CSS, JavaScript) A sharp eye for detail and a problem-solving mindset Strong communicator and self-starter in a remote setup Bonus Points For: Experience with other More ❯

individual contributor role with no direct line management but significant influence over technical decisions and standards. Key Technical Skills Front-End Development: HTML5, CSS3, JavaScript, TypeScript, React (including Next.js) Back-End Development: .NET Framework, .NET Core, ASP.NET Core, Node.js, C# Database Management: SQL Server, with additional experience in NoSQL databases More ❯

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 More ❯

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 More ❯

you have solid experience in .Net (C#) at a senior or lead level, please get in touch! C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+) MySQL GitHub actions, Azure Playwright, Docker Any exposure to AI-assisted development tolls such as Cursor, V0, GitHub copilot More ❯

GraphQL APIs for seamless data integration. Performance Optimisation. System Architecture & Scalability. Code Review & Quality Assurance. Security Best Practices. Skills and Experience: Essential: Proficiency in JavaScript/TypeScript, React, Node.js, PostgreSQL, and MongoDB. Experience with Directus or other headless CMS solutions. Strong understanding of RESTful & GraphQL APIs. Proven experience in leading More ❯

grade solutions with Microsoft Power Platform (Power Apps, Automate, BI, Virtual Agents). Proficiency in developing .NET-based solutions, including experience with C#, ASP.NET, JavaScript, HTML, CSS, SQL, and related frameworks. Solid hands-on experience with SharePoint Online development and SPFx. Strong data modelling and analysis background, with working knowledge More ❯

Software Development and Software Testing and you will have a strong understanding of multiple programming languages, such as, C++, C, C#, .NET Core, Java, JavaScript, Node.js, Angular, React or similar. You will also have/be: Experience in creating application security strategies, standards, best practices, and providing direct input to More ❯

GCP, or Azure), containerisation, and CI/CD pipelines Familiarity with scalable data delivery architectures (e.g., microservices, serverless frameworks) Front-end development skills (React, JavaScript, Streamlit, etc.) Familiarity with geospatial tools and frameworks (Mapbox, Leaflet, CesiumJS, etc.) Familiarity with UX/UI design principles and interactive web-based visualisation  Location More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

Java Full Stack Developer on an initial 3 month contract basis to begin with. Essential Skills: Strong front-end technology skills using HTML, CSS, JavaScript, React JS, Redux, Node, test framework (e.g., Jest) Strong experience with back-end technology: Java, SpringBoot, JPA, Hibernate, Junit, Mockito, microservices Experience with SQL (MS More ❯

Relational Database Management System (e.g. PostgreSQL) Nice to have skills: Knowledge of Workflow/Business Process Management tools Experience with front end technologies: HTML, JavaScript, Jquery, Mustcahe Templates Experience with Performance and Monitoring tools: JMeter, Kibana, Splunk, Dynatrace Experience writing Shell script Basic understanding of Python Good understanding on AWS More ❯

dynamic, purpose-driven organization. Job Requirements 10+ years experience working within software engineering Strong experience developing SPAs using Angular, along with solid HTML, CSS, JavaScript/TypeScript skills. Backend expertise with C#, .NET, LINQ, and building RESTful APIs using ASP.NET. Proficient in SQL (preferably MS SQL Server), including table design More ❯

What You’ll Bring 5+ years of commercial software development experience Strong backend experience with .NET Core/C# Front end proficiency with React, JavaScript and TypeScript Cloud-native development skills using Microsoft Azure Experience with relational and NoSQL databases (e.g. SQL Server, Cosmos DB) Familiarity with event driven systems More ❯

What You’ll Bring 5+ years of commercial software development experience Strong backend experience with .NET Core/C# Front end proficiency with React, JavaScript and TypeScript Cloud-native development skills using Microsoft Azure Experience with relational and NoSQL databases (e.g. SQL Server, Cosmos DB) Familiarity with event driven systems More ❯