Principal Software Engineer - Android

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.)

Job Summary

About the Role:

Comcast Technology and Product Experience (TPX) is seeking a Principal Android Engineer to join our Connected Living Client Application Engineering team. This group is responsible for the development of the native Android and iOS Xfinity application, the one stop for our residential customers to view their bill, manage their cloud enabled gateway and smart home devices, troubleshoot their network, and set up parental controls and advanced security. This app is used by millions of users and is expanding internationally as partners like Sky Italia also adopted the app. Learn more about us at https://www.xfinity.com/apps and check out the Xfinity Android app in the Google play store!

In this role, you will be technical leader on the Connectivity Customer Experience team where you will collaborate with stakeholders to improve existing features, write hands on code for mobile components and libraries, lead and drive conversations on technical architecture, and influence the Xfinity Android app architecture. You must be able to pick up new technologies quickly, be a strong team player, and rapidly adapt to changing business and customer demands. The ideal candidate will have experience building native Android applications that rely on multiple web services and operate at a scale of millions of users.

Job Description

RESPONSIBILITIES:

Technical Leadership

• Lead the design, development, and deployment of core Android libraries and components.
• Drive architectural decisions and advocate for scalable, maintainable solutions.
• Guide adoption of engineering best practices across squads and guilds.
• Conduct technical reviews and present solutions to internal and external stakeholders.

Collaboration & Mentorship

• Mentor junior and mid-level engineers, fostering growth and technical excellence.
• Collaborate with cross-functional teams including product, UX, and API to deliver cohesive user experiences.
• Influence Android development standards and practices across Connected Living.
• Partner with engineering leaders to build high-performing, inclusive teams.
   

Development & Innovation

• Write clean, well-tested Kotlin code using modern Android frameworks (Jetpack Compose, Coroutines, MVVM).
• Integrate with RESTful APIs and internal mobile libraries.
• Identify long-term technical opportunities and develop roadmaps for innovation.
• Lead or contribute to proof-of-concept (POC) and proof-of-technology (POT) initiatives.

DevOps & Quality

• Maintain CI/CD pipelines and ensure high code quality through automated testing.
• Monitor performance and participate in incident management.
• Ensure accessibility, localization, and internationalization compliance.
   

Qualifications

• 8+ years of professional software engineering experience.
• 5+ years of experience developing native Android applications in Kotlin.
• 3+ years as a technical lead for large-scale consumer-facing apps (100K+ downloads).
• Experience with Jetpack Compose, Coroutines, Dagger, Espresso, and MVVM architecture.
• Strong understanding of Android fundamentals: Activities, Services, Broadcast Receivers, etc.
• Experience with RESTful services, caching strategies, and API design.
• Familiarity with CI/CD tools (Jenkins, Fastlane, GitHub Actions) and DevOps practices.

Preferred Skills

• Experience with GraphQL, VPN, WiFi, LTE, and Bluetooth.
• Knowledge of OpenAPI Specification and microservices architecture.
• Experience with IoT platforms (e.g., SmartThings, AWS IoT).
• Passion for innovation, diversity, and building inclusive engineering cultures.
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