Top Senior iOS Developer Jobs in Philadelphia, PA

As a Lead Mobile Developer, you will design and maintain iOS apps, mentor developers, optimize performance, and integrate with backend services while collaborating with cross-functional teams.

The Senior iOS Engineer will enhance Babylist's app, collaborating on user experience, optimizing performance, and maintaining high coding standards.

As a Staff iOS Engineer, you will lead mobile app architecture, collaborate with teams, improve development practices, mentor engineers, and stay updated with industry trends.

The Senior iOS Engineer will lead the development and architecture of mobile apps, collaborating with cross-functional teams to enhance user experience and contribute to all development lifecycle phases.

Seeking a Senior iOS Developer to design and build high-performance iOS applications. Requires 5+ years in iOS development with Swift and Objective-C, experience with REST services, and skills in data persistence frameworks. Occasional travel may be needed.

Lead development of Aave's iOS app: build secure wallet and blockchain integrations, ship polished UIKit-based UI, optimize performance, collaborate with design and backend teams, and own large product areas end-to-end.

As a Senior iOS Engineer, you will design and integrate 3D experiences on iOS, solve architectural challenges, collaborate with teams, and optimize mobile capabilities.

The Staff Mobile Engineer will lead complex mobile initiatives, ensuring high-quality iOS experiences while mentoring other engineers and contributing to architectural decisions.

As a Senior iOS Engineer, you will develop and enhance key features of the WeightWatchers app, collaborate with cross-functional teams, and shape architectural decisions for the app. Responsibilities include building native features, delivering premium UI/UX, and integrating health data functionalities.

As a Senior iOS Software Engineer at Nextdoor, you'll enhance the iOS app infrastructure and improve developer experiences, while mentoring junior engineers.

The Senior iOS Engineer will design and develop the Thrive Global Health Coach mobile app using Swift and SwiftUI, focusing on AI-powered health coaching features. Responsibilities include integrating APIs, optimizing performance, and collaborating across teams to enhance user experience.

The Senior iOS Engineer will lead engineering and product decisions, ship production code, enhance app architecture, and foster customer-centric product development. They will work in a fast-paced, remote environment, contributing to the growth and user experience of Speechify's iOS app.

The Senior iOS Engineer will lead impactful projects, resolve product issues, collaborate remotely, and improve application features with a focus on performance and quality.

Design, build, and maintain high-quality iOS apps. Collaborate with PMs and designers, mentor engineers, and manage code ownership.

Responsible for developing and enhancing mobile applications, addressing platform and native bugs, collaborating with teams, and optimizing app performance.

The Core iOS Senior Engineer will lead mobile development projects, troubleshoot issues, and contribute to code reviews, requiring strong experience in Objective-C and mobile software development.

The Senior iOS SDK Engineer will design, build, and support SDKs for in-app subscriptions, focusing primarily on iOS while also engaging with Android and hybrid SDKs. Responsibilities include shipping high-quality products and collaborating effectively in a remote team.

As a Staff iOS Mobile Engineer, you will lead the development of Wizard AI's first iOS app, owning its architecture and integration with AI features, and collaborating with cross-functional teams to create a user-friendly experience.

The Senior iOS Engineer will lead product decisions, ship code for the iOS app, and enhance the app's architecture, ensuring a user-centric experience.

The Senior iOS Engineer will lead the development of the iOS SDK, collaborate with cross-functional teams, and enhance deployment processes while ensuring software quality through rigorous testing.

The Senior iOS Engineer will drive key engineering decisions, enhance the iOS app, and engage in product strategy discussions. Responsibilities include shipping production code and maintaining app architecture.

Design, build, and refine complex iOS applications and dynamic user interfaces. Contribute across the full software lifecycle, collaborate with mobile leadership, and shape mobile strategy and best practices.

Lead iOS development for MyFitnessPal's Premium subscription experience: design and implement features, improve subscription lifecycle via data, ensure testable, secure code, mentor engineers, and collaborate cross-functionally to deliver scalable solutions.

As a Senior Test Engineer, you will evaluate and enhance the quality of the iOS Games SDK, drive automation testing, collaborate with SDK engineers, conduct manual tests, and analyze operational data.