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Job SummaryComcast Technology and Product Experience (TPX) is seeking an experienced iOS Developer to join the Connected Living Protection Experiences Engineering team. This group is responsible for customer-facing mobile application development for Comcast's Home Security IoT product offerings. This includes the native iOS Xfinity application, which primarily handles our cloud-enabled Internet Gateway for millions of homes but is expanding to become Comcast's primary mobile app with new features such as bill pay.
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Job DescriptionThis position is unable to provide work authorization sponsorship or immigration support now or in the future.We're looking for an iOS Engineer to join the Protection Experiences Client Squad and help build IoT and Home Security experiences used by millions of Xfinity customers. In this role, you'll develop high-quality mobile features, collaborate across teams, and contribute to a modern codebase powering real-time smart home device interactions, mode switching, and onboarding journeys.
This is an ideal opportunity for engineers who enjoy building highly dynamic, user-facing features, working with connected device ecosystems, and contributing to scalable mobile architectures.
What You'll Do- Build and maintain iOS features for Home Protection experiences.
- Collaborate with product, backend, and device teams to deliver end-to-end solutions.
- Contribute to app architecture, design discussions, and high-leverage technical decisions.
- Write clean, maintainable Swift code using modern iOS frameworks, while utilizing cross-platform frameworks where appropriate.
- Implement and expand dynamic, Spec-Driven Development (SDD) rendering frameworks to deliver backend-driven mobile UI.
- Improve app performance, reliability, and user experience across hardware/software integration layers.
- Debug and resolve complex production and connectivity issues.
- Participate in code reviews and support a culture of continuous improvement.
Required Qualifications- 4+ years of professional iOS development experience.
- Strong proficiency in Swift.
- Hands-on experience with Spec-Driven Development (SDD) or building UI frameworks driven dynamically by backend JSON schemas.
- Experience integrating RESTful APIs and managing complex client-side state logic.
- Familiarity with MVVM, Clean Architecture, or similar architecture patterns.
- Solid debugging and problem-solving skills.
- Ability to work effectively in a collaborative team environment.
Preferred Qualifications- Professional experience or deep familiarity with Flutter and Dart for cross-platform mobile development.
- Experience building smart home, IoT, hardware activation, or physical device orchestration workflows.
- Familiarity with SwiftUI, Combine, and modern iOS development tools.
- Familiarity with IoT messaging protocols, particularly MQTT connection management, throttling, or backoff/failover logic.
- Understanding of Apple's privacy policies, permissions, and app lifecycles.
- Experience building or maintaining large-scale consumer applications.
How We Work- Squad-based development model with close collaboration across iOS, Android, and product management teams.
- Regular design reviews and mobile guild meetings to align on architecture, cross-platform alignment, and best practices.
- Strong onboarding program with clear 30-, 60-, and 90-day goals.
- Emphasis on learning, growth, cutting-edge engineering workflows, and knowledge sharing.
Disclaimer: This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.
SkillsCross-Platform Integration, iOS Mobile Architecture, MQTT (Message Queuing Telemetry Transport), Specification Development, SwiftUI, System Development Life Cycle (SDLC) Documentation, Team Player
We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That's why we provide an array of options, expert guidance and always-on tools that are personalized to meet the needs of your reality-to help support you physically, financially and emotionally through the big milestones and in your everyday life.
Please visit the benefits summary on our careers site for more details.
EducationBachelor's Degree
While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.
Certifications (if applicable)
Relevant Work Experience5-7 Years
Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.
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