Demo

Sr. Mobile Developer (Cross-Platform)

GuROO
Washington, DC Full Time
POSTED ON 8/20/2026
AVAILABLE BEFORE 12/16/2026

Job description

Sr. Mobile Developer (Cross-Platform)

About GuROO:

At GuROO our mission is to deliver Enterprise Network Engineering, Enterprise IT, Program Management, and Project Management support to large commercial corporations, government agencies, and government-contracted agencies within the Washington, DC metropolitan area and beyond. We have an innovative approach to helping our customers discover, evaluate, implement, and manage advanced technology projects to enhance our clients needs.

Candidates are expected to have a strong work ethic and possess the ability to work as a critical member of a team in pursuit of mission objectives and in the support of our customers. We value candidates who are detail-oriented while also being able to think and react quickly to emerging and unique problem sets. To be successful in this role, you'll be able to rapidly adapt and learn how to operate the front and back end of new products and processes.

Responsibilities & Duties include, but are not limited to:

  • As a Sr. Mobile Developer (Cross-Platform), you’ll design, build, and sustain secure iOS and Android applications with the goal of delivering mission-critical mobile capabilities across the federal government. Our engineering team is responsible for building and operating high-security mobile solutions for a highly visible government customer, and you’ll play a key role in delivering reliable, secure, and scalable applications by contributing immediately within an Agile delivery model, collaborating closely with security and backend teams, and driving disciplined execution in a classified environment.

What you’ll do:

  • Use cross-platform mobile frameworks and native iOS/Android technologies to design, develop, test, and maintain secure mobile applications.
  • Apply secure coding practices aligned with RMF, STIGs, and secure SDLC standards.
  • Integrate mobile applications with backend APIs, enterprise services, and identity and access management solutions..
  • Support Mobile Device Management (MDM) integrations, including Samsung Knox and VMware AirWatch.
  • Participate actively in Agile ceremonies and sprint execution to deliver mission-critical capabilities.
  • Communicate progress, risks, and technical decisions clearly to teammates and leadership.
  • Troubleshoot and resolve issues rapidly in high-security environments.
  • Contribute to continuous improvement and technical excellence across the team.

What you’ll need to succeed:

  • Active Top Secret security clearance.
  • Bachelor’s degree in a technical field is preferred; relevant experience may be substituted.
  • Certification meeting DoD 8140 (e.g., Security , or higher).
  • 5 years of professional development of cross-platform mobile applications for both iOS and Android.
  • Experience maintaining, integrating, optimizing, and debugging existing mobile applications in operational environments.
  • Experience implementing secure mobile application architectures, including authentication, authorization, and data protection mechanisms.
  • Experience integrating mobile applications with enterprise services and APIs, including REST-based interfaces.
  • Experience supporting mobile device management and secure enterprise mobile deployments, including Samsung Knox SDK and Knox REST APIs.
  • Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
  • Preferred:
  • Masters Degree

Job Type: Full-time

Pay: From $200,000.00 per year

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Parental leave
  • Retirement plan
  • Vision insurance

Experience:

  • Mobile design: 8 years (Required)

License/Certification:

  • Sec (Required)
  • AWS Developer Associate) (Preferred)

Security clearance:

  • Top Secret (Required)

Ability to Commute:

  • Washington, DC (Required)

Work Location: In person

Salary : $200,000

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