Senior.NET Developer

InterSources
Full-time Columbia, South Carolina Computer Occupations
Posted:
June 07, 2026
Location:
Columbia, South Carolina, United States

Job Description


Job Title: Systems Software Programmer – Project Lead
Location: 100% Remote (EST hours)

Contract Duration: 12 Months (Possible Extension)

Interview: 1 Round Virtual

Travel: Up to 5 days quarterly to Columbia, SC


Daily Responsibilities

• Modernize legacy systems into ASP.NET MVC or .NET Core environments

• Perform design, coding, configuration, testing, debugging, and documentation

• Modify existing applications to meet security standards (NIST 800-53, FISMA, SC InfoSec)

• Support migration from older platforms to modern environments

• Update database connection strings to support DB2 → SQL Server migration

• Add new functionality to replace mainframe forms and streamline backend processes

• Monitor system performance, capacity, and support Tier-2 troubleshooting

• Ensure application compatibility in Chrome, Firefox, and IE

• Pa...

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Job Overview

Job Type: Full-time
Location: Columbia, United States
Posted: June 07, 2026
Deadline: July 17, 2026