Senior iOS Engineer

Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into real-world impact across industries, technologies, and markets.

At the core of the role

We are building mobile solutions that empower enterprises worldwide. Our mission is to deliver reliable, scalable, and user-centric applications that support critical business operations across industries.

We are looking for a Senior iOS Engineer to join our team and contribute to the design, development, and maintenance of native mobile applications. You will be responsible for building robust, scalable, and user-centric solutions using Swift and Objective-C, ensuring high performance and seamless integration into larger systems.

This role involves working in a hybrid model, with candidates preferably based in Buenos Aires (CABA/AMBA) to facilitate occasional on-site collaboration.

Core skills you’ll bring

• Proven experience developing native iOS applications with Swift and Objective-C.

• At least 5 years of professional experience in mobile development.

• Strong knowledge of architecture patterns (MVVM, MVP, Clean Architecture).

• Experience with UIKit, SwiftUI, AutoLayout, adaptive design.

• API integration with REST services.

• Familiarity with Git/Azure DevOps.

• Strong problem-solving skills and ability to work independently.

• English level: Intermediate.

The impact you’ll create

• Design, develop, adapt, and integrate software components.

• Execute tasks with cross-functional impact and prioritize effectively.

• Validate software through unit, integration, and regression testing.

• Review code, resolve defects, and improve quality.

• Document software according to standards.

• Research new technologies and propose improvements.

• Deliver across the full application lifecycle: concept, design, development, testing, and support.

• Collaborate closely with developers and product managers.

• Build prototypes during technical scoping phases.

• Optimize application performance and create intuitive user interfaces.

• Contribute to continuous improvement processes.

Soft Skills:

• Strong listening and empathy skills.

• Ability to facilitate discussions and resolve conflicts.

• Promote technological innovation and experimentation.

• Share learnings to evolve the technology stack.

• Align practice objectives with team OKRs.

What supports your journey

• A collaborative environment with opportunities for growth.

• High-impact projects in the technology and financial services industries.

• The chance to work with cutting-edge mobile technologies and frameworks.

People are at the core of Avenga. We provide equal opportunities regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to a respectful environment where everyone can be themselves, share their ideas, and feel that they belong.