Senior .NET Developer​/Architect; Top Secret or TS​/SCI

Senior .NET Developer/Architect (Top Secret or TS/SCI)

Senior .Net Developer/Architect, #1011

Washington, D.C.

We are seeking a highly experienced and motivated Senior .NET Developer / Architect to join our team. This role requires a deep understanding of architectural design, object‑oriented development, and the ability to lead enterprise‑level software development efforts using Microsoft development tools, including .NET and MVC frameworks.

This is a full-time, 5‑day‑a‑week, onsite position based in Washington, D.C. Clearance:
Active Top Secret or TS/SCI.

• Lead the design, development, and implementation of complex applications and system components using Microsoft Development Tools (.NET, MVC)
• Architect scalable and maintainable software solutions, ensuring optimal performance and reliability
• Manage and oversee enterprise‑wide software development projects from concept to deployment
• Collaborate with cross‑functional teams to gather requirements and define technical solutions
• Develop, modify, maintain, test, and implement software applications
• Ensure adherence to best practices in object‑oriented design (OOD) and standards
• Guide and mentor development teams in Agile environments
• Balance multiple projects effectively, demonstrating flexibility, initiative, and a results‑driven mindset
• Communicate effectively across teams and stakeholders with strong verbal and written communication skills

• 8–10+ years of experience designing and developing software applications using .NET and MVC
• Bachelor’s degree in Computer Science, Engineering, or a related field
• Proven expertise in architectural design for software systems
• Strong understanding of Object‑Oriented Design principles
• Demonstrated success working in Agile software development environments
• Excellent problem‑solving skills and attention to detail
• Strong interpersonal and communication skills, both written and verbal
• Must possess an active TS/SCI clearance
• Must be able to work onsite Monday through Friday in Washington, D.C.

• Formal training or certifications in .NET development practices

Dev Technology is a growing IT company with an employee‑centric culture that works on mission‑critical projects for the federal government. We partner with our federal customers to deliver technology services and solutions, and to drive our client’s missions forward through innovation. We use Agile and Dev Sec Ops  principles to provide services including application development, biometrics and identity management, cloud and infrastructure optimization, IT and legacy modernization, and data management.

• Generous and flexible time‑off policy
• Flexible work schedules and telework options, including remote work availability for eligible projects
• Career development opportunities including a mentorship program, technical and management training through Dev University, hands‑on learning through Dev Lab, tuition reimbursement, and paid training opportunities
• Industry‑leading benefits including a choice of two health plans that include dental and vision, flexible spending account, commuter benefits, life insurance, and more
• 401K matching with a 5% matching contribution
• Regular team and company social events including our annual party, happy hours, fitness challenges, and more
• A focus on community engagement including company‑wide support activities, employer match for donations, and time off for volunteer efforts

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Dev Technology Group operates in the following states: AL, AR, AZ, CO, DC, FL, GA, , IL, IN, MD, MA, ME, MI, MN, MO, NC, NJ, OH, OR, PA, SC, TN, TX, VA, WV.