1 to 25 of 206 Permanent JavaScript Jobs in the South East

maintainable production code in Python and TypeScript. Proven experience building complex user interfaces and software integrations using React or similar technologies. Strong knowledge of JavaScript, HTML and CSS. A good understanding of programming concepts, data structures, algorithms and HTML DOM components. Experience working with browser and web APIs, including HTML ...

experience Commercial cloud experience with AWS, Azure or GCP Strong automated testing experience, including Jest/Mocha and ideally Cypress, BrowserStack or similar Excellent JavaScript fundamentals Strong communication and problem-solving skills Experience with TypeScript, SaaS/startups, generative AI APIs, creative technology, Unix/Linux or Bash ...

experience Commercial cloud experience with AWS, Azure or GCP Strong automated testing experience, including Jest/Mocha and ideally Cypress, BrowserStack or similar Excellent JavaScript fundamentals Strong communication and problem-solving skills Experience with TypeScript, SaaS/startups, generative AI APIs, creative technology, Unix/Linux or Bash ...

customers to build high-quality solutions using Angular and .NET technologies. Key Skills Required Strong commercial experience with Angular Good knowledge of TypeScript, JavaScript, HTML and CSS Experience integrating with REST APIs Solid .NET/ASP.NET Core experience Experience with automated testing tools such as Playwright, Vitest, Cypress or Jest ...

following: Dynamics 365 CE/CRM development Plugins, workflows and custom APIs Dynamics 365 configuration and customisation C# .NET Framework/.NET Core JavaScript, TypeScript, HTML and CSS Web APIs and integration services Azure Functions Azure Logic Apps Azure Service Bus Azure API Management Azure DevOps Git source control REST ...

efforts, introducing new ideas and technologies What You'll Bring Proven experience as a Full Stack Engineer or similar role Expertise in Node, React, JavaScript/TypeScript, HTML, CSS, and responsive design principles Strong understanding of Back End technologies and best practices Passion for writing clean, well-tested code Experience ...

.NET (C#) and modern frameworks. Strong skills in building APIs and microservices (REST, gRPC) and working with databases (PostgreSQL). Frontend experience with Angular, JavaScript, HTML5, CSS3. Hands‐on experience with Docker, Kubernetes, and CI/CD pipelines (Azure DevOps or similar). Familiarity with open‐source tools, cloud platforms ...

Strong understanding of modern development practices (CI/CD, automated testing, DevOps, cloud‐native architectures). Broad knowledge of the following technology stacks (e.g., JavaScript/TypeScript, Python, .NET, Java, Low‐Code) and experience overseeing full‐stack development. Experience with cloud platforms (AWS, Azure etc.). Strong understanding of data ...

APIs and backend services. Strong MySQL knowledge, including query optimisation and performance tuning. Understanding of software architecture, design patterns, and SOLID principles. Experience with JavaScript (ES6+), HTML5, CSS, Git, Docker, and Linux/WSL environments. Strong experience with unit testing, automated testing, and code reviews. Experience working in Agile/ ...

application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, Azure Cosmos DB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban ...

application development (.NET Core, C#) or winforms/WPF (C#) development. Our client will provide you with training into: .NET 10.0, WPF, MVVM, Prism, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and Azure SQL. ...

strong ability to align technical direction with business strategy in fast-moving, product-centric environments. Key requirements: Ruby & Ruby on Rails Full-Stack Engineering: JavaScript, TypeScript, React, Hotwire, Stimulus Node.js & React exposure beneficial API Design: REST, GraphQL, external integrations Data Stores: PostgreSQL, MySQL, Redis, Elasticsearch Async Processing: Sidekiq, Resque Cloud ...

standards Key Skills & Experience Strong commercial experience in Java Proven experience developing microservices architectures Solid experience with SQL/relational databases Frontend experience with JavaScript Experience with CI/CD pipelines and DevOps practices Strong understanding of software engineering principles and best practices Experience working in Agile environments Desirable Experience ...

Platform Technologies AWS SageMaker Python scripting and automation Container orchestration platforms Infrastructure security and hardening Cloud networking and connectivity Application Support Knowledge C# .NET JavaScript React REST APIs Microservices architecture COTS Product Experience Supporting Commercial Off-The-Shelf products within secure environments Troubleshooting intelligence, analytical or partner-provided systems Exposure ...

Skills & Experience: Eligibility for Security Clearance Experience in Agile environments (e.g., SCRUM, Kanban) A technical development background with coding skills in Java, C#, TypeScript, JavaScript, or similar Expertise in automation testing, with hands-on experience using tools like Playwright, Selenium, Cypress, or RestAssured Knowledge of integration testing and automation frameworks ...

leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments (SCRUM, Kanban) Strong programming skills in Java, C#, JavaScript/TypeScript , or similar Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured Experience with integration testing, test strategy , and test ...

lifecycle, including Agile, Scrum, and DevSecOps. Experience leading technical teams and delivering enterprise-level digital collaboration solutions. Programming skills across .NET (C#, ASP.NET Core), JavaScript/TypeScript, and frameworks such as React. Experience working with Azure DevOps and cloud-based architectures. Excellent communication skills with the ability to influence stakeholders ...

technical stakeholders Proactively identifies risks, improvements, and opportunities Core skills Strong commercial experience with React and TypeScript in a production environment Strong understanding of JavaScript, HTML5, CSS/SCSS, responsive design, and browser behaviour Experience designing and building maintainable frontend applications at scale Experience integrating frontend applications with RESTful APIs ...

independently and in a team environment. Strong attention to detail and dedication to delivering high-quality work. Experience with front-end technologies (HTML, CSS, JavaScript). Experience with version control systems (e.g., Git is preferred). Hold current SC-level security clearance (preferable). Be able to gain SC-level ...

strong ability to align technical direction with business strategy in fast-moving, product-centric environments. Key requirements: Ruby & Ruby on RailsFull-Stack Engineering: JavaScript, TypeScript, React, Hotwire, StimulusNode.js & React exposure beneficialAPI Design: REST, GraphQL, external integrationsData Stores: PostgreSQL, MySQL, Redis, ElasticsearchAsync Processing: Sidekiq, ResqueCloud & DevOps: AWS, Heroku, Docker, CI/ ...

bring: Strong commercial C#/.NET engineering experience Modern .NET/ASP.NET Core/REST API development Genuine full-stack capability React, Angular, TypeScript, JavaScript or similar SQL and strong software-engineering fundamentals Cloud exposure across Azure and/or AWS Hands-on exposure to LLMs or Generative AI Crucially ...

standards Key Skills & Experience Strong commercial experience in Java Proven experience developing microservices architectures Solid experience with SQL/relational databases Frontend experience with JavaScript Experience with CI/CD pipelines and DevOps practices Strong understanding of software engineering principles and best practices Experience working in Agile environments Desirable Experience ...

exposure to global delivery teams. What you will learn: Software Engineering Software development fundamentals Coding best practices and engineering discipline Programming in Java, .NET, JavaScript, and Python Cloud & DevOps Cloud computing fundamentals AWS technologies CI/CD pipelines and release practices DevOps principles and automation Quality Engineering Testing methodologies Quality ...

guidance, code reviews and mentoring to other engineers. You should have: Strong commercial experience with Python for backend and integration development. Strong TypeScript/JavaScript and React experience building production applications. Strong API design experience, including REST and/or GraphQL, authentication, authorisation, versioning and streaming. Hands-on experience with ...

experience with Playwright for end-to-end testing Proven track record of improving test coverage and evolving automation frameworks Solid software development background with: JavaScript/TypeScript Angular (or similar front-end frameworks) REST APIs C#, MVC, Python SQL/T-SQL Experience with unit testing, integration testing, and Test ...