Lead Mobile Engineer (iOS & Android)

EPAM Systems; Argentina; On-site; ARS 300,000 - 420,000; Full time

Benefits offered by this job

Healthcare benefits

Paid time off

Upskilling & certification

Global career opportunities

Employee groups

Job summary

EPAM Systems is seeking an exceptional Lead Mobile Engineer in Argentina with extensive production experience on iOS and Android. You will lead architecture, design, and evolution of large-scale mobile experiences using Swift, UIKit, and SwiftUI, and drive Design System initiatives across product teams.

You will mentor engineers, set engineering direction, and partner with Product, UX/Design, Android, Backend, QA, and Platform leaders to deliver scalable, secure, and high-performance mobile

Qualifications

• 5+ years of experience developing native iOS apps and substantial production experience across iOS and Android.
• Proven leadership on large-scale mobile initiatives.
• Deep expertise in Swift, UIKit, SwiftUI, and iOS SDK.
• Experience designing Design Systems, reusable UI components, and shared libraries/frameworks.
• Strong understanding of iOS architecture, modularization, and performance optimization.
• Experience integrating with REST APIs and distributed backend services.
• Strong unit/UI testing and code quality practices, including Git and automated pipelines.

Responsibilities

• Lead architecture, design, and delivery of scalable native iOS applications using Swift, UIKit, and SwiftUI.
• Define the technical vision for modern iOS architecture and reusable components.
• Own design system evolution and cross-team UI components.
• Drive end-to-end features integrating with backend APIs and services.
• Collaborate with Product, UX/Design, Android, Backend, QA, and leadership to deliver aligned solutions.
• Provide technical leadership across the SDLC and CI/CD roadmaps.
• Mentor engineers and establish engineering standards across the mobile organization.

Skills

iOS development

Android development

Swift

SwiftUI

UIKit

Design Systems

CI/CD

Unit testing

UI testing

Mentoring

Architecture

Git

Tools

Git

CI/CD tooling

Job description

We are looking for an exceptional Lead Mobile Engineer with extensive production experience across both iOS and Android platforms to lead the design, architecture, and evolution of large-scale, customer-facing mobile experiences. The ideal candidate has deep, authoritative expertise in Swift, UIKit, SwiftUI, Design Systems, and modern iOS architecture, combined with a proven track record of technical leadership, setting engineering direction, and driving scalability, performance, reliability, and engineering excellence across mobile organizations.

Responsibilities

• Lead the architecture, design, and delivery of scalable, high-quality native iOS applications using Swift, UIKit, and SwiftUI
• Define and drive the technical vision for modern iOS architecture, modular components, reusable frameworks, and engineering best practices across the mobile organization
• Own the strategy and evolution of Design Systems and reusable UI components, enabling consistent customer experiences and accelerating development efficiency across multiple product teams
• Lead the delivery of complex, high-impact customer-facing features that integrate with backend APIs, microservices, personalization, loyalty, product, cart, checkout, and other enterprise platforms
• Partner strategically with Product, UX/Design, Android, Backend, QA, Architecture, and Platform leadership to shape and deliver end-to-end solutions aligned with business objectives
• Collaborate closely with the Mobile Platform team to define, adopt, and enhance shared frameworks, foundational capabilities, architecture standards, developer tooling, and common services
• Provide technical leadership across the complete SDLC, including requirements analysis, technical design, implementation, testing, deployment, monitoring, and production support
• Define and champion the roadmap for CI/CD pipelines, automated testing, build processes, release automation, and developer productivity improvements
• Set the standard for clean, maintainable, secure, and testable code with strong unit and UI test coverage
• Lead code reviews, technical design reviews, architecture discussions, and drive the creation of high-quality engineering documentation
• Proactively identify, prioritize, and drive the resolution of technical debt while leading improvements in application performance, scalability, reliability, security, accessibility, and maintainability
• Mentor and grow senior and mid-level engineers, share technical knowledge, and establish strong engineering standards and a culture of excellence across the mobile organization

Requirements

• 5+ years of professional experience developing native iOS applications, with substantial production experience across both iOS and Android
• 1+ years of demonstrated technical leadership on large-scale mobile initiatives
• Deep expertise in Swift, UIKit, and SwiftUI, along with the iOS SDK
• Proven track record of designing, building, and evolving Design Systems, reusable UI components, and shared libraries/frameworks adopted across multiple teams
• Advanced understanding of iOS application architecture, design patterns, modularization, dependency management, and separation of concerns, with the ability to define architectural direction at scale
• Expertise in designing applications that integrate with REST APIs and distributed backend services
• Strong command of networking, concurrency, and data persistence, along with application lifecycle, memory management, and performance optimization
• Advanced skills in unit testing, UI testing, and code quality practices, including Git and automated build/release processes
• Solid experience defining and improving CI/CD pipelines and mobile application deployment processes
• Deep understanding of SDLC, Agile development practices, and production support for large-scale applications
• Demonstrated success partnering with Platform teams and cross-functional engineering leadership to deliver shared technical capabilities
• Strong ability to troubleshoot and lead resolution of complex production issues using application monitoring, analytics, crash reporting, and observability tools
• Proven experience mentoring engineers and establishing engineering standards across teams
• Excellent written and verbal communication skills, with the ability to influence technical direction and effectively convey technical decisions, trade-offs, risks, and dependencies to executive, technical, and non-technical stakeholders

Nice to have

• Extensive background in leading large-scale retail, e-commerce, or high-traffic consumer mobile applications
• Proven experience defining modular iOS architectures and leading migration/evolution of large existing codebases
• Demonstrated success driving engineering excellence initiatives and technical strategy across mobile organizations

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