Senior iOS Mobile Engineer

About the role

Join an early‑stage fintech startup building a mobile‑first investment platform for global markets. As a Senior iOS Mobile Engineer you will own the native iOS application, shape its architecture, and ensure a secure, high‑performance experience for users.

Key responsibilities

• Develop and maintain the iOS app using Swift and SwiftUI, defining its long‑term technical direction.
• Design and implement core investment, account, funding and portfolio features.
• Create clear UI that communicates transaction and account states.
• Build secure authentication, session management, local data handling and integrate with backend APIs.
• Handle mobile challenges such as unreliable networks, background execution, push notifications and app lifecycle.
• Ensure accurate display of financial data, including currencies, prices and timestamps.
• Manage performance, stability, crash rates and App Store releases.
• Identify and mitigate mobile security risks.

Required profile

• 6+ years of professional iOS development experience.
• Strong commercial background building and maintaining native iOS applications.
• Ability to work in a fast‑moving startup where requirements may evolve.
• Excellent English communication skills and comfort interacting with senior technical stakeholders.

Required skills

• Swift
• SwiftUI
• UIKit (when appropriate)
• iOS architecture and application lifecycle
• Secure storage, biometrics, authentication
• Push notifications and background execution
• Code signing and App Store distribution
• Debugging and performance profiling