Sr. Software Test Engineer, Mobile

Join NinjaTrader as a Sr. Software Test Engineer, Mobile to own automation and quality for our mobile applications, working as a peer to Flutter engineers and product managers.

Requirements

• 7+ years of experience in QA engineering and test automation, with significant mobile automation experience
• Proven experience building and scaling mobile E2E automation frameworks for iOS and Android
• Strong hands-on experience with Appium, WebdriverIO, or comparable mobile automation tools
• Deep understanding of Screen/Page Object Model or equivalent patterns for mobile test architecture
• Strong proficiency in TypeScript or JavaScript
• Experience with CI/CD tooling for mobile delivery, including GitHub Actions
• Experience designing test strategies that integrate into automated pipelines at scale
• Proven proficiency with AI-assisted engineering tools applied responsibly in a mobile QA context
• Strong communication and collaboration skills — comfortable as a peer to Flutter engineers and product managers

Benefits

• Generous PTO
• 7 Paid Holidays Annually + 5 Conditional Holidays Annually
• 1 Service Day Annually
• 401k with 3.5% Company Match
• Paid Parental Bonding Leave
• Health, Vision, Dental Coverage
• Life and Disability Insurance Covered 100% by NinjaTrader