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Software Engineer - Level 3

Post Date

Jun 17, 2026

Location

Maryland Heights,
Missouri

ZIP/Postal Code

63146
US
Aug 18, 2026 Insight Global

Job Type

Contract-to-perm

Category

Software Engineering

Req #

STL-65eaa7f7-a493-4466-b1a2-ab370b311162

Pay Rate

$56 - $70 (hourly estimate)

Job Description

Insight Global is seeking Software Engineers to join the growing team for one of our federal customers to support a Navy program. The program is currently expanding to include additional US and foreign customers and will remain relevant for many years.

The successful candidate for the role of Senior Software Engineer will play a crucial role in the design, development, testing, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, and safety standards for the program, while adhering to strict government regulations. You will have the opportunity to review, analyze, and translate customer requirements into initial design of software products. Your expertise will be instrumental in developing, maintaining, enhancing and optimizing software products and functionalities for systems integrations. Additionally, you will debug and resolve issues identified to ensure the reliability and efficiency of software products.

Position Responsibilities:
• Handles user inquiries, troubleshoot technical issues and user feedback analysis
• Implement current and emerging technologies, tools, frameworks and changes in regulations relevant to software development
• Execute and document software research and development projects

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

• Bachelor’s Degree
• Active U.S. Secret Clearance with the ability to obtain TS/SCI
• 5+ years of experience with VB, C#, .NET and/or .NET Framework
• 3+ years of SQL or other relational database
• 1+ years of Unit testing frameworks like xUnit, nUnit, or MSTest

Nice to Have Skills & Experience

• Windows Environment (Windows 10/11, Windows Server)
• Knowledge of Windows Desktop Development
• Project Management Tools (Azure DevOps, Jira, etc.)
• Azure DevOps Pipelines or other CI/CD tools
• Microservices or RESTful APIs
• Agile experience
• Strong mathematical analysis skills
• C++
• CompTIA Security+ certification

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.