Senior Support, Maintenance, And Development

Focus Systems is seeking an experienced
Senior Support, Maintenance, and Development (.NET)
to support enterprise application development, maintenance, and production support initiatives.
If you have strong hands-on experience with
C# .NET, Web APIs, Angular, SQL Server, and enterprise application integrations, this is an exciting opportunity to contribute to business-critical technology solutions within a large enterprise environment.
Contract:
January 2027 – March 31, 2028
Potential Extensions:
Up to four (4) additional one-year renewal terms
Role OverviewThe
Senior .NET Developer
will support the development, maintenance, enhancement, and production support of enterprise business applications and integrations.
The successful candidate will collaborate with IT Operations, Enterprise Security, Architecture, and Project Delivery teams to maintain reliable applications, resolve technical issues, and deliver enhancements aligned with business and operational requirements.
Key Responsibilities
Develop, maintain, and enhance enterprise applications using C# .NET and modern web technologies
Design, develop, and integrate RESTful Web APIs using XML and JSON
Support web application development using Angular, Node.Js, HTML, CSS, and TypeScript
Develop and maintain SQL Server database scripts and integrations
Troubleshoot production issues and implement application fixes and enhancements
Support application maintenance, upgrades, and deployments
Conduct code reviews and maintain technical documentation
Collaborate with cross-functional teams to support operational readiness and application handover
Mandatory Qualifications
Minimum five (5) years of C# .NET development experience
Minimum five (5) years of experience integrating Web APIs (REST, XML, JSON)
Minimum five (5) years of experience developing modern Web APIs
Minimum five (5) years of web application development experience using Angular, Node.Js, HTML, CSS, and TypeScript
Minimum five (5) years of SQL Server database scripting experience
Must be available to work full-time onsite in Regina, Saskatchewan, Monday to Friday
Required Skills & Experience
Strong hands-on expertise in C# .NET, RESTful APIs, and enterprise application development
Experience developing modern web applications using Angular, Node.Js, HTML, CSS, and TypeScript
Strong SQL Server scripting, database integration, and troubleshooting capabilities
Experience supporting enterprise applications, production incidents, and system enhancements
Knowledge of application deployment, maintenance, and technical documentation
Strong analytical, communication, collaboration, and problem-solving skills
Preferred Experience & Assets
Bachelor's degree or technical diploma in Computer Science, IT, Engineering, or a related discipline
Experience with
Microsoft Azure, Azure DevOps, CI/CD, Git, IIS, and Windows Server
Experience with Microsoft Graph, Active Directory, PowerShell, and Microsoft 365 integrations
Knowledge of
SSRS, SQL Server Management Studio, Oracle SQL Developer, and Oracle database scripting
Experience with Jira, Workday, or IFS integrations
Experience with performance tuning, load testing, Postman, and Visual Studio/VS Code
Experience using AI-assisted development tools such as GitHub Copilot
Experience integrating AI services through APIs/SDKs and using Azure Foundry or comparable platforms
Experience with code reviews, technical documentation, production support, and operational handover
Previous North American work experience considered an asset
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