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Apartments - Senior Software Engineer In Test (Native Apps/Mobile Automation)

CoStar Group

$105,000 - $184,000
Aug 21, 2025
Remote, US
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CoStar Group is looking to improve the quality of their native mobile applications for iOS and Android, which touch millions of users, by developing and maintaining automated test frameworks and scripts.

Requirements

  • Strong hands-on experience with mobile automation frameworks and tools
  • Extensive hands-on experience in developing automated tests for native apps using tools such as Appium for cross-platform (iOS and Android) automation
  • Experience building integration tests using tools like MSTest, NUnit, SpecFlow or similar Frameworks
  • Strong knowledge of mobile app architecture, UI elements, and platform-specific behaviors
  • Skilled in evaluating trade-offs and defining testing strategies for native applications across emulators and physical devices

Responsibilities

  • Design, develop and maintain automated test frameworks and scripts for native mobile applications using relevant frameworks and tools (e.g., Appium, Katalon Studio, Calabash)
  • Write and maintain automation documentation
  • Ensure that products conform to business requirements/company policies, software quality standards, and established procedures
  • Prepare and execute functional, integration, and regression test suites
  • Recommend and assist in corrective actions in automation testing

Other

  • 4 days a week onsite with 1 day work from home
  • Ability to prioritize, multi-task and be proactive
  • Excellent communication (written and verbal), collaboration, reporting, analytical and problem-solving skills
  • Strong work ethic and a positive attitude
  • Bachelor’s Degree required from an accredited, not for profit university or college