Top iOS Developer Jobs in Seattle, WA

Develop cross-platform macOS/iOS applications for a cloud security platform, ensuring performance and quality, while collaborating with product managers and troubleshooting complex issues.

As an iOS Engineer on the Buyer Growth team, you will lead growth initiatives, develop features for our iOS app, and collaborate with various teams to improve user acquisition and retention.

The Software Engineer, iOS will create high-performance mobile apps, design and implement software for Snapchat's camera, evaluate technical trade-offs, and ensure code quality through reviews. Candidates should have strong iOS development skills and experience with Objective-C and Swift.

Build and lead the development of Sesame's iOS companion app while collaborating with engineering, design, and product teams to enhance user experience.

The iOS Engineer will build foundational Swift frameworks, enhance app performance and reliability, develop internal tooling, and collaborate with product engineering teams.

The iOS Developer will be responsible for app development, testing, and debugging, utilizing Agile methodologies and various tools throughout the product lifecycle.

The iOS Developer will design, develop, test, and maintain applications on iOS, ensuring quality and performance while collaborating in Agile teams.

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 Software Engineer, iOS will develop high-performance mobile apps, architect and implement Objective-C software, evaluate technical decisions, and collaborate with design teams while ensuring code quality.

The iOS Software Engineer will maintain the CI/CD pipeline and Bazel build system, improving mobile build scripts and collaborating with cross-functional teams to streamline development and increase efficiency.

The iOS Developer will focus on native iOS app development, requiring expertise in building customer-facing applications using Swift. Candidates must have a Computer Science degree and 8-10 years of experience.

The iOS Developer will build customer-facing native apps, develop mobile applications interfacing with RESTful services, and ensure performance and usability while maintaining high availability and uptime for solutions.

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.

As an iOS Engineer, you will build the Sesame app for wearable devices, collaborating with design and firmware teams to create a seamless user experience while maintaining code quality and performance.

The Senior iOS Engineer will enhance the design system by building reusable iOS components, collaborating with cross-platform teams, and ensuring accessibility, performance, and documentation standards are met.

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

Develop mobile applications for iOS, collaborate with developers to integrate APIs, and ensure user privacy in communication tools.

Develop new mobile applications for iOS while collaborating with teams to integrate existing technologies. Lead projects while mentoring junior engineers.

As a Senior iOS Engineer, you will design, develop, and maintain the Poe iOS app, collaborating on AI-driven features and scalable architecture.

The Senior iOS Engineer will develop core monetization experiences in OpenAI's mobile apps, focusing on user account management, payments, and system architecture while ensuring security and user trust.

The Staff iOS Engineer will create high-quality iOS experiences for business users, manage dependencies, improve app quality through testing and performance work, and mentor teams while shaping technical strategies.

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.

Build and enhance iOS applications using cutting-edge technology, collaborating with various teams to develop user-friendly mobile experiences and optimize app performance.