Software Developer (.Net/C#)

Full Visibility LLC | Full time

Software Developer (.Net/C#)

Quantico, United States | Posted on 07/31/2026

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Job Information

• Industry IT Services
• Date Opened 07/31/2026
• Job Type Full time
• City Quantico
• State/Province Virginia
• Country United States
• Zip/Postal Code 22134

About Us

Full Visibility LLC is a federally certified Small Business that delivers innovative technical solutions to address the nation’s most critical and sensitive missions. Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering.

With offices in the National Capital Region, Quantico, VA, and Huntsville, AL -- we deliver critical technical solutions to various federal government agencies and departments. 

Job Description

Full Visibility is seeking a Software Developer (.Net/C#) to work in Quantico, VA to support our Federal customer in a Hybrid Role. Candidate must possess an active Top Secret/SCI Eligibility Clearance.  Individuals selected for this position will be subject to Counterintelligence (CI) Polygraph examinations based on their assignment after their start date and must be able to obtain and maintain any required CI Polygraph eligibility throughout the duration of their employment.  

The Software Engineer (.Net/C#) will design, develop, and support Windows-based applications using modern .NET and C# technologies while contributing to software projects supporting large production environments. The ideal candidate will collaborate with cross-functional engineering teams to develop scalable, maintainable solutions, integrate applications with backend systems, and ensure efficient data management. Experience working within structured software development environments, implementing modern design patterns, and contributing to collaborative code management workflows is essential.

Requirements

• Bachelor’s degree in Computer Science,Software Engineering, Information Technology, or a related technical field (or 6+ years of equivalent experience).
  
• 2+ years of experience developing Windows applications using C# and .NET Framework 4.0 or later.
  
• Experience supporting software development projects in production environments.
  
• Proficiency with Visual Studio 2012 or later.
  
• Experience using distributed version control systems, including Git and Mercurial.
  
• Familiarity with package management and repository-based development workflows.
  
• Experience collaborating with cross-functional engineering teams to design, develop, and integrate software solutions.
  
• Ability to develop applications that efficiently read from and write to relational databases.
  
• Experience integrating internal and external software components into enterprise applications.
  
• Knowledge of object-oriented programming principles, application architecture, and software design best practices.
  
• Experience implementing the MVVM design pattern or similar architectural patterns in production environments.
  
• Strong analytical, troubleshooting, and problem-solving skills.
  
• Excellent written and verbal communication skills with the ability to work effectively in a collaborative development environment.
  

This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: local market conditions, and candidate qualifications, such as skills, education, and experience. A reasonable salary range for this position is $140-190k.  
 
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Benefits

About Full Visibility 

Full Visibility LLC is a federally certified Small Business that delivers innovative technical solutions to address the nation’s most critical and sensitive missions. Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering. 

Our technologists are recognized as industry leaders with demonstrated expertise in innovating and transforming our client environments in support of national security and law enforcement. Headquartered in Tysons, VA – with locations in Chantilly, VA, Quantico, VA, and Huntsville, AL – we have specialized experience supporting sensitive missions and an understanding of the niche skillsets required to overcome challenges in these environments. Our clients benefit from an enthusiastic and reliable team of talent with high employee morale and retention based on our FULL EMPLOYEE approach where each employee’s professional and personal well-being is considered. Our focus on employee development, success, and morale is demonstrated by our consecutive top ranking as the Best Place to Work by the Washington Business Journal as a thirteen-time honoree. Full Visibility has also been included on the Inc. 5000 Fastest-Growing Private Companies in America list eight times since 2014. 

Full Visibility currently has over 20 active contracts with 100 billable staff supporting 21 clients in the Intelligence and Law Enforcement communities. As part of our commitment to partnerships, we are teammates with 13 prime contract holders. Additionally, Full Visibility holds contracts on several vehicles, such as GSA Multiple Award Schedule (MAS), DISA SETI, DIA SITE III, HCaTS, as well as several classified vehicles. Our portfolio includes experience serving the Department of Defense, Department of Homeland Security, Department of Justice, and Department of Veterans Affairs, as well as commercial clients. 

Contact recruiting@fullvisibility.com for any questions or concerns related to this position or our company. 

To review our company benefit offerings please visit https://www.fullvisibility.com/benefits.

Full Visibility LLC is an Equal Opportunity Employer and does not discriminate on the basis of race or ethnicity, religion, sex, national origin, age, veteran status, disability or genetic information or any other reason prohibited by law in employment. 

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