Location: Toronto, ONExperience Required: 6+ yearsYou must be legally authorized to work in Canada without the need for employer sponsorship, now or at any time in the future. Cognizant will not sponsor work authorization for this role.RoleSenior C#/.NET Developer – LeadRoles & ResponsibilitiesDesign, develop, and maintain server-side components using C# and .NET (Core/Framework) following clean architecture and SOLID principles.Build and maintain RESTful APIs (design, versioning, pagination, error handling, and documentation) and ensure secure authentication/authorization.Develop middleware and integration components to connect internal services with external systems (message formats, adapters, routing, transformation, and orchestration).Implement and consume integrations using common patterns (sync/async), ensuring resiliency (timeouts, retries, circuit breakers) and observability (logging, tracing, metrics).Write unit/integration tests and support automated CI/CD pipelines; ensure code quality through reviews and static analysis.Troubleshoot production issues, perform root-cause analysis,



and deliver performance/reliability improvements.Collaborate with product owners, architects, and QA to refine requirements, estimate work, and deliver features within sprint timelines.Produce and maintain technical documentation for APIs, integrations, configuration, and runbooks.Required Qualifications6+ years of hands‑on experience in C# development.Proficient in .NET, server‑side development, REST APIs, and middleware integration.Experience with relational databases, MongoDB, and Redis is a plus.BenefitsMedical/Dental/Vision/Life InsurancePaid holidays and Paid Time OffLong‑term/Short‑term DisabilityPaid Parental LeaveSalary and Other Compensation: The annual salary for this position is between CAD 80,000 - CAD 91,000 base, depending on experience and qualifications.This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.Applications will be accepted until April 27, 2026.Travel: 0-5%#J-18808-Ljbffr

📌 Senior.Net Developer - C$80,000 - C$91,000 A Year (Toronto)
🏢 Cognizant
📍 Toronto