Senior Mobile Manual QA Engineer

About the Position

We are seeking a Senior Mobile Manual QA Engineer with 5+ years of experience in mobile application testing to join our team in Remote Mexico.

Responsibilities

• Collaborate with other teams and the client to find the best solutions
• Quickly onboard to Customer's processes, product domain, and supported device landscape
• QA activities:
  • Test design, creation and maintenance of test cases, checklists, and regression suites
  • Manual functional, regression, smoke, and exploratory testing of iOS and Android applications
  • Define and maintain the device/OS coverage matrix; execute testing on real devices, simulators, and cloud device farms
  • Mobile-specific verification: interruptions, network conditions, permissions, app lifecycle, install/upgrade flows, performance and battery behaviour
  • API testing (SOAP/REST) and traffic inspection to isolate client-side vs. backend defects
  • Release candidate verification and support of App Store / Google Play submission checks
  • Apply AI-assisted testing tools to accelerate test design, exploratory coverage, and defect analysis
  • Report and track the status of issues in the bug-tracking system, ensuring reproducible steps, logs, and evidence
  • Participate in requirements review, refinement, and estimation; raise risks and ambiguities early
  • Contribute to QA reporting: test progress, coverage, and quality metrics for the client

Requirements

• Must have
  • 5+ years working as a QA Engineer with a focus on mobile application testing
  • Hands-on manual testing of native, hybrid, and mobile web apps on iOS and Android
  • Test Design: strong level (equivalence partitioning, boundary values, decision tables, state transition, exploratory/risk-based testing)
  • Test Approach: ability to define test strategy, scope, and device/OS coverage matrix from scratch
  • Mobile-specific testing expertise: interruptions (calls, notifications), network conditions (offline, 2G-5G, switching), permissions, app lifecycle (background/foreground/kill), install-upgrade-uninstall flows, battery and performance behaviour
  • Experience with real devices, emulators/simulators, and cloud device farms (BrowserStack, Sauce Labs, Perfecto or similar)
  • SOAP/REST API testing (Postman, Charles Proxy / Proxyman or similar for traffic inspection)
  • Experience of the formal software development lifecycle, with a solid grasp of manual testing methodologies and tools
  • Defect management and test documentation in Jira + TestRail / Zephyr / Xray
  • AI-driven testing tools: working familiarity (test case generation, exploratory support, defect triage)
  • Awareness of App Store / Google Play release and submission requirements
• Nice to have
  • Accessibility (WCAG, VoiceOver/TalkBack) and localization testing
  • Basic scripting or exposure to Appium/Espresso/XCUITest for collaboration with automation engineers
  • Analytics/crash-reporting tooling (Firebase Crashlytics, App Center)

We Offer

• Remote work in Mexico
• Competitive salary and benefits
• Opportunity to work on a large-scale eCommerce platform

About the Company

Luxoft is a global provider of digital transformation and technology services, helping clients to innovate and grow. We are committed to delivering high-quality solutions and fostering a collaborative work environment.

Apply

Interested candidates are encouraged to apply for this exciting opportunity. Please submit your resume and a cover letter detailing your relevant experience.