We are seeking a Lead iOS Developer to guide development of payment-focused iOS apps used by millions of cardholders worldwide with high standards for reliability and UX. You will lead coding, reviews, CI, testing, and performance improvements across Swift and Objective-C in a global team—apply today.
Responsibilities
- Work with cross-functional teams to deliver robust mobile solutions
- Oversee the development flow from initial concept through deployment
- Develop clean, maintainable, and efficient iOS code
- Review and refactor code to improve readability and performance
- Lead code reviews and give constructive feedback to team members
- Analyze and improve app performance for responsiveness and speed
- Debug issues and resolve bugs and technical challenges
- Write and maintain unit and integration tests to ensure code quality
- Integrate mobile applications with backend services and APIs
- Keep up with emerging iOS trends and technologies
Requirements
- Bachelor’s or Master’s degree in Computer Science or a related discipline, or equivalent experience
- Minimum of 5 years of hands-on iOS app development experience
- At least 1 year of experience in a leadership or team management role
- Expert ability to build, maintain, and optimize iOS applications
- Hands-on experience with Tuist, xcodebuild, and Circle CI
- Knowledge of continuous integration practices and patterns
- Strong debugging skills and ability to resolve complex issues
- Familiarity with functional programming concepts in Swift
- Ability to assess performance and apply optimizations
- Experience with Objective-C legacy code and integration with established backend systems
- Proficiency in writing and maintaining unit and integration tests
- Experience with open source projects as a contributor or user
- Ability to collaborate effectively in a globally distributed team
- Self-driven approach with excellent time management
- Creative thinking for open-ended technical problem solving
- English proficiency (written and spoken) at B2+ level or higher
Nice to have
- Experience with GitHub Actions to automate CI/CD workflows
- Understanding of MVVM architecture for scalable app design
- Familiarity with REST API integration for mobile solutions
- Proficiency with UIKit for user interface development
- Experience with XCTest and XCUITest for automated testing
We offer
- International projects with top brands
- Work with global teams of highly skilled, diverse peers
- Healthcare benefits
- Employee financial programs
- Paid time off and sick leave
- Upskilling, reskilling and certification courses
- Unlimited access to the LinkedIn Learning library and 22,000+ courses
- Global career opportunities
- Volunteer and community involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn
Key Skills
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- Posted
- Apr 10, 2026
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Greater Buenos Aires
- Company
- EPAM Systems
Industries
Categories
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