Mobile Application Developer

Toronto, ON
On-site
Posted Sep 26, 2026
1 position

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Employment type: Full-time
Experience level: Mid-level · 2+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Develop and maintain native iOS or Android applications, integrate third-party APIs and native modules, and improve application performance, scalability, and reliability. Collaborate with design, backend, and product teams; review and document code; troubleshoot issues across devices and operating system versions; and share knowledge with the team.

Job details

BrainRidge Consulting is a premium FinTech Technology Consulting firm with the energy of a startup and the experience of an enterprise. With a mission to empower financial institutions and organizations to thrive in the digital age, we provide cutting-edge technology solutions and strategic guidance to drive innovation and growth. As we continue to grow, we are seeking motivated and experienced Mobile App Developers (iOS or Android) to join our team. As a Mobile App Developer, you will build and maintain native mobile on either iOS (Swift) or Android (Kotlin with Jetpack Compose). This is a hands-on engineering role for someone who combines strong software engineering fundamentals with deep native mobile expertise and can deliver fast, reliable, and well-crafted user experiences. Part of this work involves modernizing an existing application, so the ability to read and understand legacy code is a real asset. Key Responsibilities: Develop and maintain native mobile applications using Swift (iOS) or Kotlin with Jetpack Compose (Android). Integrate third-party APIs and native modules. Collaborate with UI/UX designers, backend developers, and product managers. Write clean, maintainable, and well-documented code. Optimize applications for maximum performance and scalability. Debug and resolve issues across devices and OS versions. Participate in code reviews and contribute to team knowledge sharing. Stay up to date with emerging mobile technologies and trends. Qualifications: 3+ years of hands-on native mobile development experience in iOS or Android. iOS: Strong proficiency in Swift and iOS development, with experience using Xcode. Android: Strong proficiency in Kotlin and Android development, with experience using Jetpack Compose and Android Studio. Experience with RESTful APIs and mobile architecture patterns. Knowledge of mobile UI/UX standards and best practices. Experience with version control systems such as Git. TypeScript / JavaScript experience is an asset, for reverse engineering the existing application. Experience with Redux, MobX, or other state management libraries is an asset. Familiarity with CI/CD tools and mobile testing frameworks is an asset. Experience with Firebase or other backend services is an asset. Contributions to open-source projects or personal mobile apps are an asset. Excellent communication and problem-solving skills.

What you’ll do

Requirements

Requires at least three years of hands-on native iOS or Android development, with strong proficiency in Swift and Xcode or Kotlin and Jetpack Compose with Android Studio. Candidates should have experience with RESTful APIs, mobile architecture, UI/UX standards, and Git; legacy-code analysis, state management, CI/CD, testing, and backend services are assets.