Senior Mobile Developer required

S.i. Systems • Kotlin • Swift • 1 month ago
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Salary
≈ $63k – $139k per year (Estimated)
Location
In office (Toronto)
Seniority
Senior
Employment
Contractor

First seen by Alion on Sep 22, 2026.

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S.i. Systems

S.i. Systems is one of Canada's largest IT staffing and talent recruitment agencies, specializing in contract staffing, direct-hire placements, contractor payrolling, and IT project solutions. Headquartered in Calgary, Alberta - with major offices across Toronto, Vancouver, Ottawa, and other key metropolitan centers - the firm connects organizations with highly skilled technology professionals across cybersecurity, software development, cloud infrastructure, enterprise systems, and data analytics. Backed by an extensive nationwide network of pre-screened IT contractors, it supports corporate and public sector clients navigating large-scale digital transformations and complex technical initiatives.
sisystems.com • HQ: Calgary, Canada • IT Staffing & Staff Augmentation • Information Technology • Professional Services • 1001-5000 employees • Est. 2006
Backed by TorQuest Partners

Our manufacturing client is seeking a Senior Mobile Developer (5+ years) to design, build, and maintain native iOS applications using Swift, SwiftUI, and agentic development tools.

 

Join a team evolving line-of-business mobile applications with a strong focus on native iOS development and phased migration from Ionic Capacitor apps. This role owns mobile application delivery across Swift, SwiftUI, UIKit, Azure DevOps, and enterprise mobile distribution workflows. The position also contributes to Android applications in Kotlin and Jetpack Compose while helping shape agentic development practices using AI coding tools.

 

Concord, Hybrid

Must Haves

  • 5+ years in Mobile Development with deep expertise in iOS, Swift, SwiftUI, UIKit, async/await, and Combine
  • Hands-on work with Ionic and Capacitor, including custom plugins and native/web bridge integration
  • Working experience with Azure DevOps, Azure Pipelines, TestFlight, and Microsoft Intune enterprise distribution
  • Demonstrated use of AI coding agents for planning, refactoring, testing, and reviewing application code
  • Education in software development or a related discipline

 

Nice to Have

  • Android development with Kotlin, Jetpack Compose, coroutines and Flow, and Gradle
  • Experience with Apple Business Manager and Apple Developer Enterprise distribution
  • Experience with Microsoft Entra ID (Azure AD), MSAL, and conditional access in mobile apps
  • Experience migrating hybrid applications to native or working with Kotlin Multiplatform
  • Experience with fastlane, SwiftLint, and XCUITest

 

Responsibilities

  • Design, build, and maintain native iOS applications in Swift, SwiftUI, and UIKit
  • Maintain and stabilize Ionic Capacitor applications and execute phased migrations to native applications
  • Contribute to and support native Android applications in Kotlin and Jetpack Compose
  • Use AI coding agents to plan, generate, refactor, test, and review application code
  • Integrate mobile applications with REST APIs and backend services
  • Build automated test coverage and CI/CD pipelines in Azure DevOps
  • Manage TestFlight, Intune-managed enterprise distribution, and App Store releases
Disclaimer:
AI may be used in evaluating candidates.
This posting is for an existing vacancy.
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