Overview
Skills
Job Details
Job Title : Senior iOS App Developer
Location: Montreal, Canada (Day 1 onboarding onsite / in office presence 3x week) (3 days a week Hybrid onsite)
Duration : Long term contract
Job Type: Contract
We re not looking for someone who just knows how to build screens.
We re looking for an engineer who understands why things work the way they do someone who can reason about performance, architecture, and the nuances of Apple s frameworks like a true craftsman.
What You ll Do
- Architect and build robust, scalable iOS applications using Swift and SwiftUI
- Write clean, testable, maintainable code with a strong emphasis on performance and reliability
- Dive deep into Apple APIs from LocalAuthentication to CommonCrypto and use them to solve real-world problems elegantly
- Optimize performance using profiling tools, concurrency strategies, and thoughtful design
- Mentor other developers and help shape the technical culture of our Calgary office
- Use AI tools to accelerate development not replace it freeing up time for deeper thinking and more impactful work
What We re Looking For
- Strong CS fundamentals: You understand memory management, data structures, algorithms, and concurrency and you know when to apply them
- Deep iOS expertise: You ve built and shipped complex apps, and you know the ins and outs of UIKit, SwiftUI, and the broader Apple ecosystem
- Architectural thinking: You can design modular, testable systems and have opinions about MVC, MVVM, and beyond
- Curiosity and craftsmanship: You care about how things are built, not just what gets built
- Ecosystem fluency: You ve worked with CI/CD, app signing, provisioning, Instruments, and understand the full lifecycle of an iOS app
- Clear communicator: You can walk through your own code and explain your decisions. You re comfortable saying I don t know and having a relaxed, technical conversation
- Collaborative mindset: You re thoughtful, curious, and easy to work with we try to keep it not so fussy
- AI maturity: You use AI tools to enhance your workflow not to substitute for foundational knowledge
How We Interview
In our phone screen, you ll walk us through three examples from your own code:
- Swift Language: We re looking for depth concurrency, generics, protocol design not just syntax
- Apple APIs & Frameworks: Show us how you ve used UIKit, SwiftUI, or lesser-known frameworks like AuthenticationServices or WebKit
- Apple Ecosystem: Talk about your experience with CI/CD, Xcode, performance tuning, app signing, crash analysis, or architecture decisions
We re not looking for perfection we re looking for engineers who think deeply, communicate clearly, and care about the craft of iOS development.
This is a full-time position and is expected to be at least one year in duration. The candidate must work on-site, a minimum of 3 days a week. Vacation policy is flexible with advance notice.
Additional Required Skills:
- Strong written and verbal communication skills in English.
- BA/BS in Computer Science or related field, or equivalent practical experience.
Additional Desired Skills
- Experience developing APIs.
- Awareness of Android app development.
- Strong user experience skills.