Senior iOS Engineer SwiftUI & Architecture

Location: Barcelona (Hybrid Model)

Permanent Position | International IT Hub

Are you an experienced iOS Engineer passionate about building high-quality apps and shaping scalable solutions that impact millions of users? Were looking for a talented Senior iOS Engineer to join our international mobile team.

You'll play a key role in delivering and integrating reusable libraries that support over 20 product squads contributing to a large-scale mobile platform with real business value.

Your Responsibilities

• Own the integration of shared mobile libraries into a major consumer app used across multiple countries.

• Ensure binary compatibility between libraries and internal SDKs.

• Promote software quality through testing, clean architecture, and technical excellence.

• Collaborate closely with other squads, supporting alignment across teams.

• Contribute to the release process and CI/CD automation for the App Store.

Your Profile

• Deep experience with SwiftUI and UIKit.

• Solid understanding of SOLID principles and common architecture patterns (e.g., MVVM, MVP).

• Experience with screenshot testing and other testing strategies.

• Strong knowledge of CI/CD pipelines, particularly Fastlane and Apple Store integrations.

• Experience implementing or using Design Systems.

• Understanding of certificate management and app signing.

• Experience optimizing iOS builds and performance.

• Previous work with SDKs, SPM, and modular app architectures is a plus.

• Ability to propose clean, scalable solutions with awareness of other teams responsibilities.

• Creative, innovation-driven mindset with strong problem-solving skills.

• Strong collaboration and communication skills, comfortable working in cross-functional teams.

• Fluent English (spoken and written) in a multicultural environment.

• Minimum 5 years of experience as an iOS/Mobile Engineer.

• At least 2 years of experience working with SwiftUI.

Why Join Us?

• Join an international tech hub working on high-impact digital products.

• Collaborate in an agile, team-oriented culture that values quality and autonomy.

• Hybrid working model based in Barcelona city center.

• Work on a global-scale application used by millions of users.

• Development and progress are core to our mission for our teams, our tech, and our people.

Ready to elevate your iOS career? Apply now and shape the future of mobile at scale.