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Senior IOS App Developer

Job in Calgary, Alberta, D3J, Canada
Listing for: Robots and Pencils
Full Time position
Listed on 2026-01-15
Job specializations:
  • Software Development
    App Developer - Mobile/Web, iOS Developer
Job Description & How to Apply Below

Key Responsibilities

  • Design and build native iOS applications using modern tools and patterns:
    Swift, Swift

    UI (and/or UIKit), MVVM, async/await (and/or Combine).
  • Translate product requirements and UX designs into functional, testable, and performant app features.
  • Architect clean, scalable, modular codebases that support long‑term growth, reuse, and maintainability.
  • Continuously optimize performance, offline support, responsiveness, accessibility, and startup time using tools like Xcode Instruments and system logs.
Engineering Leadership & Delivery
  • Lead iOS‑focused engineering streams across active projects, from discovery to delivery.
  • Collaborate with designers, backend developers, and product managers to align implementation plans and integration strategies.
  • Review pull requests and mentor team members on iOS best practices, code quality, and platform conventions.
  • Ensure code is testable and aligned with CI/CD pipelines (e.g., Git Hub Actions, Bitrise, Circle

    CI, Fastlane).
Cross‑Functional Collaboration
  • Contribute to API design and backend integration strategy, advocating for mobile‑friendly contracts.
  • Help define and maintain coding standards, tooling, and documentation for mobile engineering.
  • Participate in release planning, quality reviews, and issue resolution with project stakeholders.
  • Work within agile processes to meet delivery timelines while maintaining quality and stability.
  • Coordinate with teammates across time zones to ensure consistent delivery and high code quality.
  • Share architecture guidance and technical artifacts across distributed teams and projects.
Platform & Process Excellence
  • Evaluate and integrate emerging iOS libraries, UI frameworks, and automation tools.
  • Ensure apps meet Apple App Store submission standards and accessibility compliance (e.g., WCAG, Voice Over, Dynamic Type).
  • Support crash analytics, user feedback loops, and observability in production (e.g., Crashlytics, Sentry, analytics SDKs).
  • Drive continuous improvement in mobile development practices and team performance.
Required

Skills & Qualifications
  • Bachelor's degree in computer science, engineering, or equivalent experience.
  • 5+ years of professional iOS development experience, including 2+ years in senior/lead roles.
  • Expertise in Swift, Swift

    UI (and/or UIKit), MVVM, and Swift Concurrency (async/await; familiarity with Combine a plus).
  • Strong knowledge of networking and data layers: URL Session/Alamofire, REST/JSON (Graph

    QL a plus), Core Data (or Realm/SQLite).
  • Experience with modular multi‑module architectures and scalable code organization.
  • Proven testing practices: XCTest, XCUITest, snapshot testing, dependency injection for testability.
  • Familiarity with package/build and release tooling:
    Swift Package Manager, Cocoa Pods, Fastlane, code signing, Test Flight, App Store Connect.
  • Published apps on the App Store.
  • Experience with Git‑based workflows and CI/CD integration (Git Hub Actions, Bitrise, Circle

    CI).
  • Understanding of the full mobile development lifecycle, from design through deployment and post‑release iteration.
  • Experience with Store Kit (IAP/subscriptions), APNs and push notifications, deeplinks, background modes, Keychain/Crypto Kit, and app security.
  • Familiarity with Swift Data and modern persistence patterns.
  • Experience with widgets, Live Activities, App Clips, and on‑device ML (CoreML/Vision).
  • Exposure to cross‑platform or shared‑code strategies (e.g., Kotlin Multiplatform Mobile, React Native, Flutter) and/or basic Android fluency.
  • Contributions to open source or an active technical blog/Git Hub profile.
  • Background in travel, hospitality, or IoT‑enabled mobile apps.
  • Accountability – owns the delivery of iOS features with quality, reliability, and precision.
  • Adaptability – operates effectively in fast‑paced client environments and shifting priorities.
  • Collaboration – builds strong working relationships across teams and time zones.
  • Execution‑focused – pragmatic about shipping maintainable solutions, not over engineering.
  • Innovation‑minded – explores and integrates modern tools and libraries into the tech stack.
  • Craftsmanship – holds high standards for UI/UX polish, accessibility, and code structure.
Why Join Robots & Pencils?

We don’t just ship apps, we create human‑centered, digital‑first products that matter. As a senior iOS App Developer, you’ll join a team that values deep craft, cross‑functional collaboration, and a relentless focus on quality.

You’ll work on impactful projects that push the boundaries of mobile technology while influencing development culture and best practices across the organization.

#J-18808-Ljbffr
Position Requirements
10+ Years work experience
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