iOS Development Engineer (Eng3) (Philadelphia)

Ios Development Engineer 3

Comcast's Global Product Organization (GPO) is seeking an iOS Development Engineer 3 to join the Connected Living Client Application Engineering team. We build and evolve the mobile platform that powers the native Xfinity iOS and Android appsthe one-stop shop for residential customers to view their bill, manage cloud-enabled gateways and smart home devices, troubleshoot their network, and set up parental controls and advanced security. The app serves millions of users and is expanding internationally as partners such as Sky Italia adopt the app. This is not a typical feature development role. You will own the iOS platform foundations, including analytics and tracing, authentication, app startup and initialization, push notifications, release engineering (Xcode / SDK / Swift upgrades), and support-drop strategy. Your work accelerates product teams, improves reliability and performance at scale, and elevates the iOS developer experience across the organization.

This role is based in our cutting-edge Comcast Technology Center in downtown Philadelphia. It is not approved for remote or virtual hire. This position is ineligible for visa sponsorship. To be considered for this role, you must be legally authorized to work in the United States and not require sponsorship for employment now or in the future.

What You'll Get to Work On

• iOS analytics and distributed tracing : defining event schemas, building client-side validation, instrumenting critical flows, and improving sampling and data quality
• Authentication flows using OAuth2 or OIDC with secure storage in Keychain
• App startup and initialization improvements to increase reliability and runtime performance
• APNs push infrastructure : token lifecycle, background delivery, and notification service / content extensions
• Xcode upgrades, Swift Package Manager and CocoaPods dependency management, and third-party SDK governance
• iOS OS support strategy : support-drop proposals, deprecation plans, and migration guidance across teams
• Internal Swift frameworks, reusable Swift Package Manager (SPM) packages, and tools that elevate the developer experience for feature teams
• Leading RFCs, proofs of concept, and design / code reviews to standardize architectures and accelerate migrations (e.g., UISceneDelegate, XCUITest, Swift concurrency)

What You'll Bring

Nice to Have

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.

Skills : Communication, GraphQL (Query Language), Mobile Development, Swift Programming Language