151 to 175 of 732 ECMAScript Jobs in England

Lambda, S3, Bedrock) Practical experience with prompt design, iteration, and evaluation Familiarity with structured outputs, tool use, or function calling Frontend exposure (JavaScript, Vue, Nuxt 3) Experience working in microservices or distributed systems Familiarity with Shape Up methodology Awareness of secure-by-design principles (e.g. ISO 27001) Not the Right ...

Computer Science, Software Engineering, or related discipline Strong interest in automation, AI, and cloud technologies Basic scripting/programming knowledge (e.g. PowerShell, Python, JavaScript, or similar) Understanding of APIs and data integration concepts Familiarity with version control systems (e.g. Git) Problem-solving mindset, strong attention to detail and strong analytical ...

design In addition, you will be Able to demonstrate software skills in some of the following technologies on both Windows and Linux: C++ Javascript Python XML JSON HTML CSS Web backend servers (Angular, Django, NodeJS, React, Apache or similar) Web Sockets Docker TCP-IP/UDP SQL or other databases ...

sector or government digital programmes Knowledge of GDS standards and accessibility requirements Experience configuring CI/CD pipelines in Azure DevOps Familiarity with JSON, JavaScript, or C# within D365/Power Platform environments Technology Stack Microsoft Dynamics 365 Power Pages Power Apps Power Automate Dataverse Azure DevOps Azure Cloud ...

sector or government digital programmes Knowledge of GDS standards and accessibility requirements Experience configuring CI/CD pipelines in Azure DevOps Familiarity with JSON, JavaScript, or C# within D365/Power Platform environments Technology Stack Microsoft Dynamics 365 Power Pages Power Apps Power Automate Dataverse Azure DevOps Azure Cloud ...

degree in Computer Science or a related field; A minimum of two years experience in software development; Good knowledge of Java; Experience with JavaScript and/or TypeScript; Experience with scripting languages such as Python and Bash; Good communication skills; Familiarity with modern software development practices and tools, including version ...

data-related field. Advanced IT skills across Microsoft .NET (C#, VB.Net and ASP.Net), Microsoft SQL Server, PowerBI, Visual Studio, Azure DevOps, HTML, CSS, JavaScript, Bootstrap, jQuery, and Rest API. Experience implementing and supporting 3rd party IT packages and managing user accounts/security groups in a professional database environment. Experience ...

data-related field. Advanced IT skills across Microsoft .NET (C#, VB.Net and ASP.Net), Microsoft SQL Server, PowerBI, Visual Studio, Azure DevOps, HTML, CSS, JavaScript, Bootstrap, jQuery, and Rest API. Experience implementing and supporting 3rd party IT packages and managing user accounts/security groups in a professional database environment. Experience ...

Experience working in a multi entity or international group structure SQL Server experience, including SQL queries, stored procedures or SSIS Experience with C#, .NET, JavaScript, HTML or CSS Person Specification We are looking for someone who is technically strong, hands on and commercially aware. The right person will be able ...

accelerate development while maintaining code quality, security, correctness, and maintainability. Requirements: Proficiency in development languages, including but not limited to: Python, C#, .NET, JavaScript, TypeScript, React, and Angular. Proficiency in at least one agentic development tool, including but not limited to: GitHub Copilot, OpenAI Codex, Claude Code, Cursor, or Coder. ...

Senior Developer - Python, .NET, JavaScript/React, Azure - remote - up to £80k Skills/Experience Proven experience as a senior developer, full-stack developer, software engineer or product engineer in a high-growth product, consultancy or customer delivery setting. Expertise in Python, .NET and JavaScript/React, with a strong … platform, working across APIs, services, user interfaces, data integrations and AI-agent workflows. Develop scalable, secure, cloud-native software using Python, .NET and JavaScript/React, with strong attention to code quality, maintainability and performance. Work across the Azure stack, including Azure OpenAI, Azure AI Foundry, Azure AI Search, Azure ...

enhancements across existing ecommerce websites Supporting the development of new ecommerce websites and digital services Working with our in-house ecommerce platform using .NET, JavaScript, HTML, CSS, and SQL Collaborating closely with the Group Web Design Team to deliver new designs and functionality Testing, documenting, and resolving application and production … Skills, knowledge & experience Essential Strong experience with Microsoft .NET (including .NET Core, WebAPI, Kestrel) C# development experience Microsoft SQL Server and Entity Framework Core JavaScript/TypeScript , HTML and CSS Experience with Azure DevOps and Git Experience working with CI/CD pipelines (Azure DevOps, GitHub Actions or similar) Strong ...

experience including use of Astral UV and virtual environments. Ability to build, maintain, and extend Python-based services and tooling within a DevSecOps context. JavaScript/TypeScript Cloud & DevOps - Mandatory Azure DevOps - CI/CD pipeline design, management, and optimisation. Infrastructure as Code - Terraform and/or Bicep. Containerisation - Docker … Secure by Design and NCSC software security standards. [DESIRABLE] Technology Stack Backend .NET Core 10.0, .NET Framework 4.8, C#, Python, REST APIs, Microservices Frontend JavaScript, TypeScript, HTML5, CSS3, WCAG AA Cloud & DevOps Microsoft Azure, Azure DevOps, CI/CD, Terraform, Bicep, Docker, Kubernetes Security SAST/DAST, Secure by Design ...

test automation . Key Skills Required: Hands-on experience with Cypress API Framework Strong experience in Playwright automation Proficiency in JavaScript/TypeScript Good understanding of REST APIs and API validation Experience with CI/CD tools (Jenkins/Azure DevOps/GitLab CI) Knowledge of Git and Agile methodologies ...

designers, developers, and business stakeholders Building and integrating REST APIs Improving and enhancing existing platforms Core skills required: C#, ASP.NET/ASP.NET Core, MVC JavaScript, HTML, CSS, JSON, Bootstrap Experience with debugging, testing, and deploying web applications Understanding of web security principles (e.g., OWASP) About you: Ideally, 3+ years’ experience ...

lityMonitoring, troubleshooting, and improving system reliabi lity Tech stack incl udes:AWS (Lambda, DynamoDB, S3, Event Bridge, ECS, RDS, SAM), Docker, Serverless Framework, JavaScript/TypeScript, Node.js, Git, SQL. What we’re lookin g for:Strong DevOps experience with a solid dev back groundHands‐on AWS exp ertisePragmatic, collaborative mindset ...

more frequently depending on your preference. The essential skillset of the Senior .NET Developer Strong commercial experience working with C#, .NET Knowledge of JavaScript alongside a frontend framework (Vue/React/Angular) An understanding of AWS, APIs, CI/CD would be a bonus Strong database and SQL experience ...

experience across the full UI development lifecycle, including design, development, testing, and deployment. Technical Skills & Expertise- Frontend Technologies: Expert-level proficiency in HTML, CSS, JavaScript, React, and TypeScript Real-Time Communication: Strong understanding of WebSockets, Server-Sent Events (SSE), and REST APIs State Management & Programming: Solid experience with state management ...

Logic Apps Build and maintain integrations using Azure services such as Azure Functions, Service Bus, and REST APIs Extend Dynamics 365 functionality using plugins, JavaScript, and Power Platform extensibility Produce clear technical documentation for solutions and integrations Experience & Requirements for the Microsoft Dynamics 365 Developer: Strong hands-on experience delivering ...

collaborative mindset. Helpful but not essential: Exposure to Azure or an interest in cloud technologies. Some experience with frontend or web technologies (HTML, CSS, JavaScript or similar). Awareness of CI/CD practices or containerisation tools. This is not a role built around hype or short-term delivery. ...

Refactoring and modernisation projects Agile environments CI/CD practices Testing methodologies such as TDD Cloud experience Desirable: Experience migrating legacy systems React or JavaScript exposure This is an opportunity to shape a long-term transformation programme, with high-level of technical ownership and influence. This role will require greenfield ...

Refactoring and modernisation projects Agile environments CI/CD practices Testing methodologies such as TDD Cloud experience Desirable: Experience migrating legacy systems React or JavaScript exposure This is an opportunity to shape a long-term transformation programme, with high-level of technical ownership and influence. This role will require greenfield ...

compliance requirements where applicable. Desired experience: - Proven experience in a senior engineering role with ownership of complex systems. - Strong expertise in front-end technologies (JavaScript/TypeScript frameworks) or another core area such as React - Ability to work beyond a single specialization (T-shaped skillset) — preferred but not strictly mandatory. ...

compliance requirements where applicable. Desired experience: - Proven experience in a senior engineering role with ownership of complex systems. - Strong expertise in front-end technologies (JavaScript/TypeScript frameworks) or another core area such as React - Ability to work beyond a single specialization (T-shaped skillset) — preferred but not strictly mandatory. ...

your team. Requirements: As a Full Stack Developer , you will have demonstrable experience in web development using frameworks, with expertise in JavaScript and at least a working knowledge of Node.js/Vue.js. Experience working with cloud-based environments like AWS or Google, along with strong analytical, programming, and problem-solving ...