Join a global team as a **Senior iOS Engineer**, contributing to mobile applications relied upon by millions of cardholders worldwide. Address complex technical challenges with advanced technologies, ensuring seamless user experiences and robust codebases. Submit your application to make a meaningful impact on significant projects and expand your professional capabilities. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential. **Responsibilities** * Develop and support iOS applications with Swift and Objective\-C * Apply MVVM architecture patterns to achieve scalable solutions * Integrate REST APIs in accordance with RAML documentation * Execute unit and integration tests using XCTest and XCUITest * Set up continuous integration pipelines with Circle CI and GitHub Actions * Evaluate and enhance application performance while resolving issues * Work with international teams to deliver reliable software within deadlines * Utilize build tools such as Tuist and xcodebuild for efficient workflows * Oversee legacy Objective\-C code while introducing new Swift features * Devise solutions for complex challenges with a focus on user experience * Take part in code reviews and facilitate team knowledge sharing * Adopt functional coding patterns to maintain code standards * Support open source initiatives and refine development practices * Address custom backend service integrations with precision **Requirements** * At least 3 years’ experience in iOS development with Swift and Objective\-C * Knowledge of MVVM architecture and REST API integration * Background in continuous integration tools such as Circle CI and GitHub Actions * Proficiency in unit and UI testing frameworks including XCTest and XCUITest * Familiarity with build tools like Tuist and xcodebuild * Competency in app performance analysis and optimization * Experience in globally distributed team environments * Strong analytical and time management abilities * Bachelor’s degree in Computer Science or related discipline or equivalent experience * English communication skills at minimum B2 (Upper\-Intermediate) level **We offer** * Connectivity Bonus (25,000 ARS are paid with a salary receipt at the end of each month as a non\-wages concept). * Medicina Prepaga (It covers the collaborator and direct family group). * Paternity Leave (Two additional days are added to what is established by law, total of 4 days). * Discounts card. * English Training (English lessons, twice per week). * Training Program (Access to multiple customized training plans according to the needs of each role within the company). * Marriage bonus (The company doubles the allowance established by law that ANSES offers). * Referral Program (Referral bonus is paid when the referral of a collaborator joins the Company). * External Agreements and Discounts. * Vacations: 14 calendar days a year *By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.*