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EPAM Systems

Lead iOS Developer

EPAM Systems
Argentina · Full-time · Mid-Senior

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

Ranked by relevance

ios c functional programming continuous integration swift cicd ux
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Posted
Apr 10, 2026
Type
Full-time
Level
Mid-Senior
Location
Greater Buenos Aires

Industries

Software Development IT Services IT Consulting Banking

Categories

Information Technology Engineering Business Development

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