We are seeking a Senior iOS Engineer to develop and improve iOS applications with a sharp focus on performance, stability, and user experience. You will work alongside designers, product partners, QA, and engineers in a fast-paced environment.

Responsibilities

Develop and refine iOS features using Swift with attention to usability and code quality

Support and modernize legacy Objective-C areas while cutting down technical debt

Craft solutions for open-ended product and technical challenges alongside your team

Improve application performance through profiling, analysis, and focused enhancements

Troubleshoot issues and resolve defects throughout the app lifecycle

Create unit and integration tests to safeguard critical behavior and prevent regressions

Connect the app with backend services and resolve integration challenges

Apply continuous integration patterns to keep builds quick and dependable

Leverage build tools to automate workflows and boost developer productivity

Partner with designers, product owners, QA, and engineers to deliver iteratively

Exchange ideas, review code, and contribute to a healthy engineering culture

Cooperate effectively with a globally distributed team across time zones

Requirements

Bachelor's degree in Computer Science or related field, or equivalent experience

3+ years of experience building iOS applications with Swift

Background in maintaining or migrating Objective-C legacy code





Knowledge of solid software development methodology and ability to iterate under ambiguity

Skills in debugging to identify root causes and resolve issues efficiently

Expertise in performance optimization across profiling, analysis, and tuning of iOS apps

Proficiency in testing with unit and integration tests to ensure quality

Competency in solution design to break down open-ended problems into shippable increments

Showcase of an ownership mindset to self-start, prioritize work, and manage time effectively

Qualifications in collaboration working with cross-functional partners in a small team

Capability to communicate clearly to share ideas and contribute to technical discussions

English proficiency: B2 (Upper-Intermediate)

Nice to have

Familiarity with Git Hub Actions for CI workflows

Understanding of the MVVM Architecture pattern

Background in REST API integration

Flexibility to use UIKit

Proficiency in XCTest and XCUITest

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 Linked In Learning library and 22,000+ courses

General career opportunities

Volunteer and community involvement opportunities

EPAM Employee Groups

Award-winning culture recognized by Glassdoor, Newsweek and Linked In

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📌 Senior iOS Engineer (Buenos Aires)
🏢 EPAM Systems
📍 Buenos Aires