Sr. Mobile Developer (Cross-Platform)

This role involves designing, building, and maintaining secure cross-platform mobile applications for a high-security federal government client, operating within an Agile, classified environment.

Responsibilities

• Design, develop, and sustain secure cross-platform iOS and Android applications to deliver mission-critical mobile capabilities across the federal government.
• Contribute immediately within an Agile delivery framework, collaborating with security and backend teams, and executing in a classified environment to ensure reliable, secure, and scalable solutions.
• Utilize cross-platform mobile frameworks alongside native iOS and Android technologies to design, develop, test, and maintain secure mobile apps.
• Apply secure coding practices in line 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 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.

Requirements

• Top Secret security clearance
• 5+ years of professional development of cross-platform mobile applications for iOS and Android.
• 8 years of mobile design experience.
• Security+ (or equivalent) certification aligned with DoD 8140 requirements.
• 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.
• Ability to commute to Washington, DC (onsite).

Technologies

• iOS
• Android
• Samsung Knox SDK
• Knox REST APIs
• VMware AirWatch
• REST APIs

Benefits

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