Senior .NET Developer

Title: Senior .NET Developer

Location: Mclean, VA (Hybrid)

Employment Type: Only W2

Responsibilities

• Design, develop, and maintain high-performance Windows applications using WPF and .NET 8 Core & Framework.
• Implement and manage object-oriented programming principles including generics, multi-threading, mocking/unit testing, and dependency injection.
• Develop and maintain XML and XSLT transformations, WCF services, and web services.
• Utilize Git/GitKraken for repository management, branching strategies, and code reviews.
• Build and deploy applications using Azure DevOps pipelines, ensuring quality and consistency across environments.
• Collaborate closely with cross-functional teams in an Agile development environment to define requirements, plan sprints, and deliver high-quality solutions.
• Mentor junior developers and provide guidance to remote team members to ensure code quality and professional growth.
• Troubleshoot and resolve complex technical problems, ensuring application stability and performance.
• Maintain detailed technical documentation throughout the development lifecycle.

Skills Required

• Strong Object-Oriented Programming skills in C# (generics, code review, multi-threading, mocking/unit testing, dependency injection).
• Experience with WPF for Windows application development.
• Solid understanding of databases and T-SQL (SQL Server 2017 or higher).
• Experience with XML, XSLT, WCF, and Web Services.
• Knowledge of Docker and containerized deployments.
• Experience with Azure DevOps (build/deploy pipelines, repository management, Agile planning).
• Proficiency with Visual Studio 2022 Professional or Enterprise, SQL Server Management Studio, IIS, Windows, and PowerShell.
• Familiarity with queuing systems and Git/GitKraken branching strategies.
• Bonus Skills: gRPC Services, Xamarin mobile development, Linux environments, hardware control software in a manufacturing setting.
• Proven experience mentoring and leading development teams, including remote team members.
• Skilled in Agile project management and iterative delivery.
• Excellent written and verbal communication skills able to communicate effectively with both technical teams and executive leadership.
• Strong documentation habits and commitment to maintaining technical records.
• Collaborative and open-minded, with the ability to facilitate discussions and consensus.

Education & Experience

• Bachelor's degree in computer science, Software Engineering, or a related field or equivalent professional experience.
• 10+ years of .NET application development experience with increasing levels of responsibility.