Top 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.

The iOS Engineer will develop and improve the Chess.com iOS app, collaborating with teams, enhancing code quality, and implementing automated testing.

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.

As an iOS Engineer, you will develop and maintain features for the Oura app, collaborating with various teams to enhance user experience and code quality.

Design, build, and maintain an iOS app using Obj-C and Swift. Collaborate with teams, debug issues, and refine features.

As a Senior iOS Developer, you'll release features weekly, collaborate closely with product and design, and improve systems for users.

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.

Lead development of native iOS features (food tracking, activity logging, weight trends, AI-driven insights), deliver premium UI/UX with modern Apple frameworks, own flagship initiatives (Lock Screen Widgets, Live Activities, health data integrations), shape app architecture and standards, and collaborate cross-functionally while mentoring engineers.

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.

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.

The Staff Mobile Engineer will lead technical initiatives for Thunderbird's iOS application, collaborating on design, development, and mentoring engineers while ensuring high standards for app performance and user experience.

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 Quality Assurance Engineer will develop test plans and scripts for the Speechify iOS app, collaborate with developers to resolve issues, and implement improvements in testing processes.

As an iOS Software Engineer, you will develop and improve Nextdoor's iOS applications, collaborating with teams to enhance product features and usability while mentoring team members.

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 role involves developing iOS applications, enhancing user experience, collaborating with teams, and providing technical leadership while mentoring junior developers.

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.