Senior iOS Engineer

Weight Watchers is a global digital health company and the world’s #1 doctor-recommended, clinically studied behavioral weight health program. For sixty years, we have led the industry by blending science and community to help millions of people build sustainable healthy habits.

• Build and evolve key native features of the Weight Watchers iOS app that support members in their health journeys: food tracking, activity logging, weight trends, and our new AI‑driven health insights.
• Deliver premium UI/UX using modern Apple frameworks to ensure the app feels fast, fluid, and intuitive.
• Collaborate closely with Product, Design, Data, and Behavioral Science teams to deliver features that support daily habit formation and medical weight‑loss journeys (including our GLP‑1 Med+ initiatives).
• Own the implementation of upcoming flagship initiatives, including Lock Screen Widgets, Live Activities, and health data integrations.
• Shape the architectural decisions and technical standards for our iOS application, ensuring a robust, modular, and testable codebase.
• Operate with high autonomy and influence: proactively question assumptions, bring new ideas, and champion product quality and performance.

• Native iOS Expert
  :
  Deep experience in iOS development with Swift, Swift
  
  UI, Combine (or Swift Concurrency), and MVVM/Clean Architecture.
• Product‑Minded Engineer
  :
  Passion for mobile product engineering—especially around improving member experience, usability, and long‑term engagement.
• Apple Ecosystem Enthusiast
  :
  Keeps up with the latest WWDC updates and leverages the latest iOS capabilities to delight users.
• Collaborative Partner
  :
  Comfortable operating in a fast‑paced environment with cross‑functional stakeholders, explaining technical trade‑offs to non‑technical partners.
• Bonus
  :
  Experience working with Health Kit or behavior‑change‑driven apps.

• 8+ years of experience in professional iOS development.
• Expertise in Swift and modern Apple frameworks (Swift
  
  UI, Core Data, etc.).
• Deep knowledge of the iOS SDK, app lifecycle, and memory management.
• Familiarity with native tooling, including XCTest for unit/UI testing, CI/CD pipelines (Fastlane/Git Hub Actions), and feature flagging.
• Strong communication skills and ability to mentor junior engineers while articulating technical decisions.

• Salary range: $145,000 - $200,000 CAD.
• Eligible for comprehensive benefits package and annual bonus program.
• Hybrid work environment to support work‑life balance.

Weight Watchers values creating a diverse and inclusive workplace and is proud to be an equal opportunity employer. We do not discriminate on the basis of sex, race, color, creed, national origin, marital status, age, religion, sexual orientation, gender identity, gender expression, veteran status, or disability.