Mobile Developer (Android/Java)

CACI International • Ashburn, VA

5d • $75,200 - $158,100 • Hybrid

About The Position

CACI is seeking a Senior Android Developer with strong native Kotlin/Java experience and Agile methodology expertise to join their BEAGLE (Border Enforcement Applications for Government Leading-Edge Information Technology) Agile Solution Factory (ASF) Team. This role supports the Customs and Border Protection (CBP) client in Northern Virginia. The team is dedicated to Agile Software Development for the Department of Homeland Security (DHS), supporting the men and women safeguarding American citizens. The ASF programs encourage innovation, creative problem-solving, and adaptability within a technically diverse and geographically separated team. Ideal candidates will have experience or a strong interest in Agile software development practices and delivering high-performance mobile software in short sprints.

Requirements

• Must be a U.S. Citizen with the ability to pass a CBP background investigation.
• College degree (B.S.) in Computer Science, Software Engineering, Information Management Systems, or a related discipline.
• At least 5 plus (5+) years of related software engineering experience.
• A minimum of 4+ years of dedicated, hands-on experience designing and building native Android applications.
• Local candidates must be available to work a hybrid schedule in Ashburn, VA.

Nice To Haves

• Native Android development using Kotlin and Java within Android Studio.
• Working with the Android SDK and modern UI development using Jetpack Compose and/or XML-based layouts.
• Integrating mobile clients with RESTful APIs, web services, and backend data stores (JSON/XML).
• Mobile streaming technologies (experience working with full-motion video, ExoPlayer, and interactive live data streaming on Android is highly desired).
• Object-Oriented Design and Functional Programming concepts.
• Managing asynchronous programming, multi-threading, and background processing (Kotlin Coroutines, Flow, or RxJava).
• Source code control systems and concurrent development workflows (Git/GitFlow preferred).
• Applying estimation techniques to mobile software development efforts during sprint planning.
• Excellent written and verbal communication skills, with the ability to articulate technical mobile concepts to non-technical stakeholders.
• Understanding of all elements of the mobile software development life cycle, including secure local storage, Jetpack Security, and secure network communication.
• Experience with iOS application development (Swift/Xcode) to support cross-functional mobile needs.
• Familiarity with cross-platform mobile frameworks (e.g., Ionic, React Native).
• Experience with Room, SQLite, or other local mobile databases.
• Experience establishing mobile CI/CD pipelines (e.g., Fastlane, Gradle scripting, Jenkins, GitLab CI) and managing Google Play Console / Firebase App Distribution.
• Experience with AWS cloud services.
• Experience with live interactive chat features in mobile environments.

Responsibilities

• Serve as an Agile Scrum team member providing native Android application design, development, and maintenance for the delivery of releasable mobile software in short sprint cycles.
• Work in close collaboration with backend software developers/engineers, UX/UI designers, product owners, and end-users.
• Design, develop, and implement custom, secure native Android mobile applications utilizing Kotlin (and legacy Java) with limited oversight.
• Architect clean, maintainable mobile codebases using modern patterns (e.g., MVVM, MVI, Clean Architecture).
• Act as an active member of a product team, supporting teammates and collaborating with a "do what it takes" attitude to ensure product and team success.
• Provide technical leadership and design recommendations for the Android platform, ensuring compliance with Google’s Material Design guidelines.
• Actively participate in release and sprint planning, artifact creation, sprint testing, regression testing, demonstrations, retrospectives, and solution releases.
• Analyze complex mobile-related challenges (such as offline synchronization, local data encryption, battery optimization, and memory management) and create innovative solutions.
• Ensure mobile application quality and timeliness of work, resolving bugs, and providing periodic performance reports.
• Provide mentorship and code-review guidance to mid-level and junior members of the mobile team.

Benefits

• flexible time off benefit
• robust learning resources
• competitive compensation
• benefits and learning and development opportunities
• comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior