Senior Software Developer

ROLE: SENIOR SOFTWARE DEVELOPER (TESTER) REQUIRED: Active Public Trust Remote Federal civilian agency experience • IRS or Treasury experience preferred • Experience supporting mission-critical production applications • Experience operating in FISMA-regulated environments • Experience with Agile, SDLC, and application lifecycle management processes • Experience supporting production deployments and application maintenance • Experience supporting application modernization and migration efforts • Strong communication and documentation skills Role Summary Serves as the technical lead responsible for software development, testing, deployment support, release management, requirements analysis, defect resolution, and technical oversight for the MIS environment. Primary Responsibilities • Lead software development activities • Analyze and implement change requests • Support requirements analysis and solution design • Oversee application testing and deployment activities • Coordinate production releases • Support performance and capacity testing • Support Section 508 compliance testing • Support User Acceptance Testing (UAT) • Maintain technical documentation • Assist with modernization and migration initiatives Key Technical Skills • C# • ASP.NET • .NET Framework • Visual Studio • SQL Server • IIS • HTML/XML • Crystal Reports • Business Objects • Object-Oriented Design • UML Highly Desired Experience • Federal application development • IRS or Treasury systems • Software testing leadership • Release management • Performance testing • Section 508 testing • Legacy modernization projects DESCRIPTION: Constellation West is a 29-year WOSB and Prime Federal Contractor bidding on IRS Criminal Investigation (CI) Management Information System Support Services (MISSS) . Qualified incumbent personnel currently supporting this mission will be afforded Right of First Refusal (ROFR) for applicable positions, consistent with contract requirements and contingent upon continued eligibility, performance, and government approval. ABOUT US: Constellation West is an award-winning company that delivers Information Technology (IT) engineering services and solutions and non-IT subject matter expertise worldwide. Established in 1997, Constellation West is an industry leader, partnering with key organizations across the Department of Defense and civilian agencies. BENEFITS: • Competitive 401(k) plan with employer matching • Competitive Health Benefits with employer contributions • 11 Paid Holidays per year • 15 Days starting PTO for new hires • Tuition/CE reimbursement • Relocation Assistance • Veteran Hiring Preference • Employee Stock Ownership Plan (ESOP) EEO: Constellation West is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.