We are looking for a Senior iOS Engineer to build and enhance iOS applications with a strong focus on performance, reliability, and user experience. You will collaborate with designers, product partners, QA, and engineers in a fast-moving environment — apply now to help ship high-quality mobile features.

Responsibilities

Build and improve iOS features using Swift with a focus on usability and code quality
Maintain and modernize legacy Objective-C areas while reducing technical debt
Design solutions for open-ended product and technical problems with your team
Optimize application performance through profiling, analysis, and targeted improvements
Debug issues and fix defects across the app lifecycle
Write unit and integration tests to protect critical behavior and prevent regressions
Integrate the app with backend services and troubleshoot integration issues
Implement continuous integration patterns to keep builds fast and reliable
Use build tools to automate workflows and improve developer productivity
Collaborate with designers, product owners, QA,



and engineers to deliver iteratively
Share ideas, review code, and contribute to a healthy engineering culture
Work 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
Hands-on experience maintaining or migrating Objective-C legacy code
Solid software development methodology knowledge and ability to iterate under ambiguity
Strong debugging skills to identify root causes and resolve issues efficiently
Performance optimization skills across profiling, analysis, and tuning of iOS apps
Testing experience with unit and integration tests to ensure quality
Solution design skills to break down open-ended problems into shippable increments
Proven ownership mindset to self-start, prioritize work, and manage time effectively
Strong collaboration skills working with c

📌 Senior iOS Engineer (Argentina)
🏢 EPAM Systems
📍 Argentina