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BlackBerryPosted 3 days ago

Senior Software Tester (M/F/D)

$80,000–$105,000 year

HybridDüsseldorf, North Rhine-Westphalia, Germany

Full TimeSenior LevelLarge

Job Summary

Design, write, and maintain functional test cases for mobile applications while executing rigorous testing and optimizing system parameters within agile scrum teams. Collaborate closely with developers and product teams to ensure quality is included by design and report reproducible defects with a structured, analytical mindset. Leverage AI and leading LLMs to design better test cases and accelerate testing workflows. This role requires 5+ years of manual/functional software testing experience, strong knowledge of Agile, Scrum, and JIRA, and curiosity about using AI to work faster and smarter.

Required Qualifications

  • 5+ years in manual/functional software testing, with a focus on mobile applications
  • Proven ability to design, write, and maintain functional test cases from requirements
  • Strong exploratory testing and clear, reproducible defect reporting
  • A structured, analytical mindset
  • Curiosity about using AI and leading LLMs to work faster and smarter
  • Good knowledge of Agile, Scrum, and JIRA

Desired Qualifications

  • test automation experience (Appium, Ruby, OOP)
  • ISTQB certification

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