Top IoS Developer Jobs in Toronto

You will develop high-quality mobile features, modernize legacy code, collaborate with teams, ensure code quality, and mentor juniors.

Develop innovative mobile solutions collaboratively with cross-functional teams, focusing on native iOS applications and user experience best practices.

As a Senior Staff Engineer, you will design scalable iOS architectures, mentor teams, and influence technical strategies while collaborating with cross-functional groups.

Develop and maintain iOS applications, ensuring performance and quality, collaborating with team members, and addressing bottlenecks and bugs.

Develop and maintain high-quality iOS applications, focusing on performance, scalability, and user experience while collaborating with cross-functional teams.

As a Senior iOS Engineer, you will develop and maintain high-quality iOS apps, optimize user experiences, collaborate with teams, implement CI/CD pipelines, and mentor junior engineers.

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.

Build and maintain Pricelines iPhone and iPad apps using Swift/SwiftUI and Xcode. Implement features, ensure performance and stability, collaborate with product and design, apply modern concurrency and mobile architecture patterns, and mentor junior engineers.

As an iOS Developer II, you'll implement mobile features, ensure app performance, and contribute to a culture of continuous improvement within mobile teams.

As an iOS Developer, you'll develop consumer and enterprise applications, participate in code reviews, and engage in testing to ensure quality software delivery.

As a Staff iOS Engineer, you will develop and enhance key iOS app features, collaborate with cross-functional teams, and shape technical standards.

The Senior iOS Engineer will lead the development of production-quality iOS applications, mentor team members, and enhance code quality and testing practices while collaborating closely with designers and product managers.

Join the Advertising Experiences team to design, build and optimize iOS mobile advertising and sponsorship features. Collaborate in an Agile environment to integrate third-party ad vendors, improve ad viewability and performance, write and maintain modular, testable Swift code, and contribute to CI/CD and automated testing workflows.

The role involves designing and developing iOS applications for Joist, focusing on code quality and team collaboration. Responsibilities include architecture, profiling apps, and mentoring team members.

Lead iOS test automation for Okta Verify and SDKs across iOS, iPadOS, and watchOS. Define test strategy and frameworks (XCTest/XCUITest), build CI/CD pipelines, develop Swift/Obj-C test tools, create functional/regression/end-to-end tests, partner with security, and drive quality metrics and release validation.

Design, implement, and release scalable iOS features and frameworks working with product, design, and backend teams. Prototype, run A/B tests, apply automated testing, and use AI responsibly to speed workflows while ensuring quality, data protection, and maintainability for millions of users.

The Senior iOS Developer will design and develop native iOS applications, integrate secure APIs, implement features, maintain quality, and collaborate across teams.

Design and implement scalable, high-performance iOS applications using SwiftUI and native iOS frameworks. Build stable production releases, integrate REST backends, apply iOS design patterns (MVC, JSON), debug with Xcode/Charles, use Git/GitHub and Jira, and collaborate with product, engineering, and QA to deliver features.

Lead design and implement deep mobile platform integrations (primarily iOS) across the Graykey product. Debug across layers (Python, native C/C++, OS userspace and kernel), analyze crash dumps and disassembled binaries, drive features from design through production, mentor engineers, and collaborate with firmware and product teams to ensure reliable multi‑device, multi‑OS operation.

As a Senior iOS Developer, you will develop iOS applications, lead major product features, mentor developers, and ensure high-quality software through testing and code reviews.

As an iOS Tooling Engineer, you will enhance mobile development systems, manage projects, maintain CI infrastructure, and support iOS applications while collaborating with a team of engineers.

Join Lyft's Mobile Tooling team to create and maintain infrastructure for mobile builds, enhancing productivity with tools and automation for hundreds of engineers.

As a Senior iOS SDK Engineer, you will lead the development of Sentry's iOS SDK, innovating features and designing APIs while leveraging advanced Apple technologies and ensuring robust architecture for high scalability.

As a Senior iOS SDK Engineer, you'll design, implement, and optimize core SDK features, maintain integrations with ad networks, and improve SDK usability by collaborating with publishers and product teams.

As a Staff Software Engineer (iOS), you will lead iOS development, ensure scalability and maintainability, mentor engineers, and drive modernization initiatives while collaborating with multiple teams to enhance mobile platforms.