Sr. Developer & Test Engineer / Task Lead

Remote, USA
Posted Jun 14, 2026
Full-time

Senior Developer & Test Engineer / Task Lead 
Location: Remote
Clearance Requirement: Must have an IRS High-Risk Background Investigation, IRS access processing, and required drug screening before CI network access.

Position Overview
Nationwide IT Services (NIS) is seeking a Senior Developer & Test Engineer / Task Lead to lead software development, testing, release management, and operational support activities for a federal application environment. This role serves as the technical lead for application releases, maintenance, stakeholder coordination, and production support while acting as a liaison to Government Program Managers.
The ideal candidate is a hands-on senior developer who has successfully led application releases, testing efforts, requirements management, and cross-functional teams in a highly regulated environment.

Key Responsibilities

Technical LeadershipLead application releases from planning through deployment. Oversee Operations & Maintenance (O&M) activities and production support. Coordinate technical teams, stakeholders, and release schedules.

Serve as the primary technical liaison with Government Program Managers and business stakeholders. Software DevelopmentDesign, develop, enhance, and maintain applications using Microsoft technologies. Perform code reviews and ensure adherence to development standards.

Troubleshoot and resolve production issues and application defects. Testing & Quality AssuranceLead release testing and validation activities. Manage defect tracking, resolution, and reporting.

Support User Acceptance Testing (UAT), system testing, performance testing, and accessibility testing. Requirements & Release ManagementManage requirements throughout the software development lifecycle. Maintain Requirements Traceability Matrices (RTM/RTVM).

Coordinate Change Control Board (CCB) and Change Review Board (CRB) activities. Ensure successful deployment of controlled releases into production environments.

Required Qualifications
Experience7+ years of experience as a Software Developer, Technical Lead, or equivalent role.
Demonstrated leadership of software releases, testing efforts, and production support activities.
Experience managing requirements and traceability using RTM, RTVM, or similar methodologies.
Experience working with Government Program Managers, business owners, and technical stakeholders.
Proven ability to balance hands-on development with testing and release leadership responsibilities.
Technical SkillsC#.NET
ASP.NET
.NET Framework
Visual Studio
JavaScript
AJAX
HTML/XML
Object-Oriented Design and Development (OOD/OOP)
UML and software design methodologies

Preferred Qualifications
Testing & Requirements ToolsIBM DOORS
Rational Quality Manager (RQM)
ALM / Micro Focus Quality Center
Rational Team Concert
StarTeam
LoadRunner
Quick Test Professional (QTP)
Reporting & Database TechnologiesMicrosoft SQL Server
Transact-SQL (T-SQL)
Crystal Reports
Business Objects
Database administration and design experience
Infrastructure & OperationsWindows Server Administration
Internet Information Services (IIS)
System Center Operations Manager (SCOM)
Application server operations and monitoring
Security patch coordination and deployment support
Accessibility & ComplianceSection 508 Compliance Testing
JAWS, ZoomText, Nuance Dragon
Accessibility remediation and validation tools
FISMA and NIST compliance experience
Federal Government Experience
Strong preference for candidates with experience supporting:IRS
Treasury
Department of Justice (DOJ)
Law Enforcement Agencies
Other highly regulated federal environments

What Makes a Strong Candidate? Successful candidates will demonstrate:Strong hands-on development experience. Leadership of controlled software releases.

Experience managing requirements traceability. Defect resolution and quality assurance expertise. Effective coordination with technical and business stakeholders.

Experience operating within regulated federal environments. Important Note
Candidates who only have software development experience without significant testing, release management, and technical leadership experience will be considered less competitive for this role. Nice-to-Have Knowledge AreasIRS Internal Revenue Manual (IRM)
Security Control Assessments (SCA)
Enterprise Continuous Monitoring
POA&M, SSP, ISCP, SRA, PCLIA, and SIA documentation
Security remediation tools such as Guardium, Tripwire, AppScan, and WPC
Education
Bachelor’s degree in computer science, Information Systems, Engineering, or a related field preferred (or equivalent experience).

Why Join Nationwide IT Services?
Nationwide IT Services is a trusted government contractor supporting Department of Defense customers. We offer the opportunity to work on high-impact cybersecurity missions alongside experienced professionals in a collaborative and growth-focused environment.

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