Middle Mobile AQA Engineer

N-iX is looking for a Middle Mobile AQA Engineer to join our team! Our client is a leading financial institution driving digital transformation across its core products. You will join the Digital Technology Product Organization (DTPO), working in a cross-functional Agile squad to build and maintain next-generation mobile banking solutions. The team focuses on delivering secure, stable, and seamless mobile experiences, including gamification mechanics, for millions of users. Responsibilities Perform manual and automated testing of native mobile applications (iOS & Android)/ Target workload is approximately 70% manual and 30% automation testing. Develop and maintain automated test scripts using Java, Kotlin, and Appium . Perform basic API contract testing and verifications using Swagger/OpenAPI. Analyze and intercept network traffic, mock data, and work with certificates using tools like Charles Proxy, Wireshark, or Fiddler . Extract and analyze logs directly from iOS and Android devices/emulators. Execute tests on real devices, emulators, and cloud-based device farms (e.g., BrowserStack). Participate in regression, smoke, and exploratory testing. Create and maintain test cases, checklists, and other QA documentation. Collaborate with developers, Product Owners, and other QA engineers within Agile squads Requirements: 3+ years of experience in software QA/testing as a practicing Mobile QA specialist (recent, hands-on experience is a must). Strong, hands-on experience in Mobile Automation specifically using Appium (at least 2 years of recent practical experience). (Note: Alternatives like Espresso or XCUITest do not fit this role). Deep practical knowledge of Java and Kotlin . Experience with Selenide and RestAssured . Strong practical skills in network traffic interception and debugging (Charles Proxy, Fiddler, etc.). Basic understanding of mobile security testing principles (e.g., OWASP Top 10 for mobile). Understanding of CI/CD processes and basic Git skills. Good analytical and problem-solving skills. Domain experience: Previous experience working in FinTech is highly desirable. Upper Intermediate+ level of Ukrainian. Nice to have: Experience in testing gamification/gaming mechanics within mobile apps is a significant plus (but not a blocker) We offer*: Flexible working format - remote, office-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location-specific benefits *not applicable for freelancers