Senior .NET Developer
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Salary
≈ $68k – $122k per year (Estimated)
Location
In office (Ottawa)
Seniority
Senior
Employment
Contractor
First seen by Alion on Oct 20, 2026.
Overview
Company
Impact
Profile match
S.i. Systems is one of Canada's largest IT staffing and talent recruitment agencies, specializing in contract staffing, direct-hire placements, contractor payrolling, and IT project solutions. Headquartered in Calgary, Alberta - with major offices across Toronto, Vancouver, Ottawa, and other key metropolitan centers - the firm connects organizations with highly skilled technology professionals across cybersecurity, software development, cloud infrastructure, enterprise systems, and data analytics. Backed by an extensive nationwide network of pre-screened IT contractors, it supports corporate and public sector clients navigating large-scale digital transformations and complex technical initiatives.
Backed by TorQuest Partners
Our public sector client requires a Secret cleared Senior .NET Developer to support and continue the development of a .NET application and to implement, update, configure and perform bug fixes. The resource will be responsible for producing documentation to be used for disaster recovery and day-to-day, in-service support purposes.
Responsibilities:
- Program system features within the concepts and patterns already established.
- Review existing software requirements and issues and advise on best solutions.
- Identify complex technical problems within the DLLS and recommend solutions.
- Provide support to users by responding to client inquiries.
- Analyze and verify software/code against known requirements.
- Fix current bugs and enhance code.
- Architect a solution to improve performance of the system.
Must have:
- Secret clearance
- Experience with C#
- Experience with Angular and NoSQL
- Experience with Agile development
AI may be used in evaluating candidates.
This posting is for an existing vacancy.
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