.Net Developer

Post Date

Apr 28, 2026

Location

Sully,
Virginia

ZIP/Postal Code

20120
US
Jun 28, 2026 Insight Global

Job Type

Perm

Category

Software Engineering

Req #

DAL-f761bb55-d69a-4e6a-b71f-065a63c0f19e

Pay Rate

$92k - $115k (estimate)

Job Description

We are seeking a Software Engineer to design, build, and maintain data-intensive, client/server enterprise applications in a complex, data-driven environment. This role is centered on C#, WinForms desktop applications, and Microsoft SQL Server systems that power core business workflows.
Success in this role requires strong problem-solving skills, the ability to work within established architectures, and ownership of delivering reliable, performant solutions in real-world production environments.
What You’ll Do
• Design, develop, and maintain core application logic using C#
• Build and support Windows desktop applications using WinForms
• Develop and optimize SQL Server database objects including stored procedures, queries, and schema design
• Troubleshoot and resolve complex production issues across database, application, and UI layers
• Work within and improve complex legacy systems while maintaining production stability
• Contribute to ongoing enhancements and modernization of existing client/server applications
• Collaborate with QA, Product, and cross-functional teams to deliver high-quality releases
• Participate in code reviews and contribute to improving development standards and practices
• Support testing efforts and improve deployment and release processes

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

-3-5 years professional experience with C# in production systems
-Solid experience building and maintaining WinForms desktop applications
-Strong experience with Microsoft SQL Server, including:
-Writing and optimizing complex queries and stored procedures
-Database design and performance tuning

Nice to Have Skills & Experience

Fintech background

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.