Senior Full Stack.NET Developer – Security Remediation - 0505

Sr. Full Stack .NET Developer – Security Remediation -

Duration: 6 Months

Location: Toronto, Hybrid (3x/week)

Overview:

Responsible for analyzing, remediating, testing and validating security vulnerabilities identified through penetration testing and security assessments across legacy and modern .NET applications.

Key Responsibilities

• Analyze and remediate vulnerabilities identified through penetration testing, vulnerability scans, and security assessments.
• Design, develop, and maintain applications using .NET Framework, .NET Core/.NET, ASP.NET Web Forms, ASP.NET Web API, and WCF Services.
• Build and maintain responsive user interfaces using ASP.NET Web Forms, Angular, React, JavaScript, jQuery, HTML5, CSS3, and Node.js.
• Support authentication and authorization solutions using Entra ID, Auth0, and AD-LDS.
• Develop and optimize Microsoft SQL Server database objects and queries.
• Manage source code and CI/CD pipelines using GitLab and TFS/Azure DevOps.
• Configure and deploy applications on IIS and Windows Server environments.
• Perform unit testing, code reviews, and regression testing.

Must Haves:

• .NET Framework, .NET Core/.NET, C#
• ASP.NET Web Forms, ASP.NET Web API, WCF Services
• Angular, React, JavaScript, jQuery, HTML5, CSS3, Node.js
• Microsoft SQL Server and T-SQL
• GitLab, TFS/Azure DevOps, CI/CD
• IIS, Windows Server, Entra ID, Auth0, AD-LDS
• OWASP Top 10 and secure coding practices
• Experience supporting penetration test remediation initiatives