Sigma Software Group

Middle Test Engineer – Mobile iOS, Android

Sigma Software Group

full-time

Posted on:

Location Type: Remote

Location: Poland

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Tech Stack

About the role

  • Plan, design, and execute comprehensive test strategies for mobile applications on iOS and Android platforms
  • Collaborate closely with developers, product managers, and designers to ensure high-quality deliverables
  • Create and maintain detailed test documentation, including test cases, checklists, and bug reports
  • Perform various testing types: functional, regression, smoke, sanity, exploratory, performance, compatibility, localization, and API testing
  • Collect and analyze logs to diagnose issues across diverse devices and OS versions
  • Support and run existing mobile automation tests; contribute to automation framework improvements
  • Participate in Agile sprints, managing priorities and deadlines effectively
  • Apply critical thinking to identify edge cases and ensure comprehensive test coverage

Requirements

  • 4+ years of QA experience, with strong focus on mobile testing (iOS & Android)
  • Deep understanding of mobile ecosystems, OS versions, device fragmentation, and app architectures
  • Proficiency in testing processes and STLC
  • Experience with API testing and data formats (YAML, JSON)
  • Tools: Jira, Confluence, Figma, Fiddler/Postman, DB IDE, VS Code
  • Basic AI knowledge with willingness to grow in this area
  • Strong communication skills and ability to work with cross-functional teams
  • Self-driven, capable of independently formulating test strategies
  • At least an Upper-Intermediate level of English.
Benefits
  • Professional growth opportunities
  • Supportive team environment
  • Chance to work on impactful projects
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
mobile testingAPI testingtest strategiestest documentationfunctional testingregression testingperformance testinglocalization testingexploratory testingSTLC
Soft Skills
communication skillscritical thinkingself-drivencollaborationtime management