Senior iOS Developer

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

Responsibilities

• Build and polish 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 challenges together with your team
• Enhance application performance through profiling, analysis, and targeted improvements
• Debug issues and fix defects across the full app lifecycle
• Write unit and integration tests to protect critical behavior and prevent regressions
• Integrate the app with backend services and address integration challenges
• Adopt continuous integration patterns to keep builds fast and reliable
• Use build tools to automate workflows and increase developer productivity
• Collaborate with designers, product owners, QA, and engineers to ship iteratively
• Share ideas, review code, and support a healthy engineering culture
• Work effectively with a globally distributed team across time zones

Requirements

• Bachelor's degree in Computer Science or a related field, or equivalent experience
• 3+ years of experience developing iOS applications with Swift
• Background in maintaining or migrating Objective-C legacy code
• Knowledge of sound software development methodology and the ability to iterate under ambiguity
• Skills in debugging to pinpoint 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 while 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 GitHub Actions for building CI workflows
• Understanding of the MVVM architectural pattern and its practical use
• Background in integrating REST APIs within mobile applications
• Flexibility to use UIKit when building interface components
• Proficiency in writing tests with XCTest and XCUITest frameworks

Benefits

• 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