Government Data Collection App

I need an end-to-end application whose core job is secure data collection and reporting for internal government use. All screens, workflows, and dashboards are intended for our employees, not the general public, so the interface must prioritize speed, clarity, and strong role-based access control... (Budget: $20000 - $50000 AUD, Jobs: Android, AngularJS, API Development, Database Management, Java, Security, User Interface / IA, Web Development)