Our public sector client is seeking a Senior Software (.NET) Developer (10+ years) to support the development of a client facing online portal.

Join a public sector organization modernizing its client-facing portal through advanced Microsoft integration.

This role focuses on end-to-end software development and integration using .NET technologies.

Candidates will contribute to solution design, coding, testing, and documentation as part of a high-profile digital modernization initiative.

Must Haves C# .NET 6+ MVC full stack development Java

Script ES6+ and Razor for front-end and server-side rendering Docker containerization and Azure Dev

Ops including pipeline, build,



and board Git version control and Dataverse SDK / Web API integration Nice to Have Experience building public-facing applications for the Government of Canada OAuth2 / OpenID Connect Kubernetes Entity Framework Core ArgoCD Mobile UI knowledge Responsibilities Develop and prepare diagrammatic plans for solutions to complex business and technical problems.

Analyze system designs to determine data flow, processing logic, and output formatting.

Select and incorporate available software programs as part of integration planning.

Design detailed programs, flow charts, and diagrams for data processing and system operations.

Translate flow charts into coded machine instructions and collaborate with technical personnel on implementation.

Verify program accuracy through test runs and acceptance testing with operating staff.

Correct program errors by revising instructions or altering operational sequences.

Compile documentation including specifications, diagrams, and layouts for future reference.

Develop and provide materials for knowledge transfer, coaching, and internal training.

📌 Senior Software (.NET) Developer (10+ years) to support the development of a client facing online portal
🏢 S.i. Systems
📍 Ottawa