Senior Software Architect with experience designing and implementing web-based applications in a Microsoft environment

Toronto, Ontario, Canada • Posted March 13, 2026

Job Type: Contract

Location: Toronto, Ontario

Posted: March 13, 2026

Category: Computer Occupations

Application Deadline: April 22, 2026

Role Description

Our client is looking for a Senior Software/Application Architect with experience designing and implementing web-based applications in a Microsoft environment
Must Have:
8+ years in .NET development
4+ years architecture
Strong experience with YARP or similar reverse proxy architectures
Proven delivery of large system integrations
API-first design experience (REST, JSON, versioning)
Authentication integration (SSO, OAuth2/OIDC)
Strong debugging and system-analysis skills
Nice to Have:
Hands-on architecture for government or enterprise systems (preferred)

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