Senior .NET Application Developer

Key Responsibilities

• Develop and enhance applications built within the Concorde framework.
• Deliver high-quality, efficient software solutions in a collaborative team environment.
• Support non-Concorde legacy applications as needed to maintain operational continuity.
• Package and deliver software and supporting documentation to production environments.
• Participate in Agile development activities, including sprint planning, task execution, backlog grooming, and Agile ceremonies.
• Adhere to Agile development principles throughout the software development lifecycle.
• Collaborate with team members to support application and data development across Classified, Unclassified, and Sensitive but Unclassified environments.
• Support DevSecOps principles in development activities.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Additional 14+ years of demonstrated experience may be substituted.
• 10+ years of general experience, including 10 years of specialized and/or hands-on experience using Agile development methodologies.
• 8+ years of recent ASP.NET C# MVC-based web development experience using Visual Studio 2017 or later.
• 5+ years of .NET Core/.NET Standard development experience.
• 5+ years of experience with Agile development methodologies, including sprint participation, backlog grooming, and Agile ceremonies.
• Experience developing software in environments supporting more than 10,000 users and relational database management systems (RDBMS) containing more than 250 tables and over 1 million rows.
• Experience packaging and deploying software and documentation to production environments.

Skills

• Strong experience with Microsoft .NET technologies, including ASP.NET, C#, LINQ, MVC, Entity Framework, Unity, Visual Studio, Team Foundation Server, and ReSharper.
• Significant JavaScript development experience.
• Significant experience with Cascading Style Sheets (CSS).
• Experience with relational data models and SQL.
• Experience with XML and programming libraries for XML manipulation.
• Experience using Team Foundation Server in Agile development environments.
• Ability to quickly deliver small projects and transition frequently between projects and applications.
• Excellent written and verbal communication skills.

Clearance

Active Secret clearance. Must be a U.S. Citizen. Applicants selected will be subject to a government security background investigation and must meet eligibility and DEA suitability requirements.

Preferred Qualifications

• Experience with SharePoint.
• Experience with NHibernate.
• Experience with jQuery.
• Experience with AJAX.
• Experience with HTML.
• Experience with Oracle and SQL Server databases.
• Experience with T4 templates.
• Experience with Classic ASP.