Senior Full Stack Developer at Sun International

Job Description

• The Senior Full Stack Developer is responsible to design, build, and maintain full-stack digital and integration solutions across Sun International’s technology landscape, with a specific focus on backend service development, RESTful and event-driven API governance, containerised application delivery, CI/CD pipeline ownership, and automated quality assurance.
• The incumbent will work within the Technology Solutions team to deliver scalable, observable, and well-tested platforms that underpin casino operations, loyalty systems, hospitality services, and online channels.

Core behavioural & Technical / proficiency competencies:

• Backend: Node.js, .NET Core (C#), Python — REST & GraphQL APIs
• Frontend: React or Angular, TypeScript, HTML5/CSS3
• Containers: Docker, Kubernetes / AKS, Helm
• Cloud: Microsoft Azure (App Services, Functions, Service Bus, AKS, Key Vault, Monitor)
• CI/CD: Azure DevOps Pipelines, Git branching strategies, release gates
• IaC: Terraform or Azure Bicep
• Observability: Application Insights, OpenTelemetry, structured logging
• Testing: xUnit/.NET, Jest (JS), Playwright, Postman/Newman
• Databases: SQL Server / Azure SQL, PostgreSQL, Azure Cosmos DB
• API governance: OpenAPI/Swagger, versioning, security (OAuth 2.0/OIDC)
• CMS: Umbraco (custom types, templates, headless/API mode, Azure hosting migration)
• DevOps tooling: Azure Boards, Confluence, Git
• Analytical Thinking
• Problem-solving
• Ownership & Accountability
• Collaboration
• Communication Skills
• Continuous Learning
• Attention to Detail
• Adapatbility

Job Requirements

Qualifications:

• BSc Computer Science, Software Engineering, Information Technology
• Microsoft Certified: Azure Developer Associate (AZ-204) or Azure DevOps Engineer Expert (AZ-400); Docker Certified Associate or equivalent cloud/container certification- preferred

Experience:

• 8+ years’ proven experience in full-stack development with production delivery, including:
• Backend service development (Node.js, .NET Core, or Python) with RESTful API design
• Frontend development in React or Angular
• Docker containerisation and Kubernetes deployment (AKS preferred)
• CI/CD pipeline authoring and ownership in Azure DevOps or equivalent
• Azure cloud services (App Services, Azure Functions, Service Bus, SQL/Cosmos DB)
• Automated testing (unit, integration, end-to-end)
• Experience in gaming, hospitality, loyalty, or payments technology highly advantageous
• Umbraco CMS development (.NET-based) — custom document types, surface controllers, headless/API mode