Front-end .NET Software Developer (TS / SCI )

Aperio GlobalWashington, DC
15h$160 - $190Onsite

About The Position

Aperio Global is seeking a Senior Frontend Software Engineer to support mission-critical systems used by the U.S. DoD. This role focuses on building secure, intuitive, and highly reliable user interfaces for operators who depend on clarity, speed, and accuracy in high-stakes environments. This role offers the opportunity to work on software where design and usability directly impact real-world operations. Join a cleared development team supporting DoD applications that enable protective intelligence, investigations, and operational coordination. This role focuses on delivering secure, user-centered interfaces for analysts and operators.

Requirements

  • Active Top Secret SCI (TS/SCI) clearance
  • 4+ years of experience with .NET-based frontend development
  • Strong understanding of frontend fundamentals and UI best practices
  • Experience working in secure government environments.
  • Ability to work onsite in Washington, DC

Nice To Haves

  • Experience with Blazor Server or Blazor WebAssembly
  • Familiarity with DHS or Intelligence Community systems
  • Understanding of federal UX, usability, and accessibility requirements
  • Prior experience supporting operational or analyst-facing applications.

Responsibilities

  • Develop and maintain frontend applications using .NET frameworks (Blazor, MVC, Razor)
  • Implement responsive, accessible user interfaces using HTML, CSS, and JavaScript
  • Integrate UI components with secure backend APIs
  • Apply Section 508 and accessibility standards required for federal systems
  • Collaborate with backend engineers, UX designers, and cybersecurity personnel
  • Support testing, debugging, and deployment in classified environments
  • Maintain UI documentation and contribute to system accreditation artifacts

Benefits

  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
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