Senior Full Stack Developer

About the role

We are looking for a senior full‑stack developer to build secure, accessible digital services. The role focuses on React single‑page applications and integration with Microsoft Dynamics 365 Customer Engagement.

Key responsibilities

• Build and maintain responsive React applications using TypeScript or JavaScript, reusable components and well‑structured front‑end code.
• Develop robust APIs and back‑end services, ensuring reliability, security and performance.
• Integrate solutions with Microsoft Dynamics CRM, Dataverse and other services using appropriate authentication patterns.
• Translate requirements into technical designs, estimate effort and deliver maintainable features with clear documentation.
• Apply accessibility, performance, security, testing, code‑review and monitoring best practices throughout delivery.
• Guide technical decisions, mentor developers and collaborate with product, design and CRM teams.

Required profile

• Strong experience delivering production web applications with React, TypeScript/JavaScript, HTML, CSS and SPA patterns.
• Hands‑on back‑end development and API design experience, including REST, data access, integration and automated testing.
• Familiarity with Dynamics 365 Customer Engagement, Dataverse concepts and CRM API integration.
• Experience with secure development, source control, CI/CD, troubleshooting and performance optimisation.
• Ability to own complex work, explain technical trade‑offs and collaborate across disciplines.

Required skills

• React
• TypeScript
• JavaScript
• HTML
• CSS
• Single‑page application patterns
• API design
• REST
• Microsoft Dynamics 365 Customer Engagement (CRM)
• CRM API integration
• Dataverse concepts
• .NET
• C#
• Azure
• Microsoft Entra ID
• Design systems
• Accessibility standards
• CI/CD
• Source control
• Performance optimisation
• Secure development
• AI‑assisted development tools (e.g., Claude Code, Codex)