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Sr. Software Development in Test

Department: Software

Location: Seattle

Req#: 4815

At Sonos we're passionate about creating the finest audio experiences in the world for our customers and connecting them to the content they want.

As a Sr SDET, you will represent the Quality Engineering Test & Automation discipline in product development team. You will strive for service engineering excellence and work closely with the SW team in the design, testing and implementation of APIs in an Agile framework methodology, working with embedded systems, mobile devices and voice assistants.

About You

You want to be part of a team.

You come with new ideas and a unique point of view. You look forward to collaborating with a diverse team of talent. You assume everyone’s best intentions, welcome a healthy debate, and embrace differing opinions. You eagerly seek and give help. Transparency tops your list of values, and you proactively contribute to a culture of respect and inclusion.

You enjoy a challenge.

Inquisitive and focused, you see every challenge as an opportunity. You’re ambitious and comfortable making mistakes because you learn from them and bounce back quickly. You would rather create the future than wait for it. You prioritize long-term value over short-term objectives.

You love to listen.

You approach every interaction with curiosity and a desire to understand. You want to make a positive impact in the world. You’re passionate about culture and know the power that music, film, podcasts, games, and stories have to bring people together.

What You’ll Do

  • Engineer new automated framework to support mobile client applications
  • Extend the existing automation framework where necessary and maintain automation
  • Run automated tests using existing Python and Pytest frameworks
  • Drive test planning, design edge cases and conduct manual testing of system and component / service level to test various features across all platforms: Mac, Windows, Linux, Android, iOS and devices
  • Constantly perform gap analysis of existing tests, writing new and ensure good coverage while being as lean as possible.
  • Investigate, logs and triage bugs to determine root cause and establish prioritization of any issues discovered during manual and/or automation testing.
  • Monitor, debug and fix breakages in the unattended automation that runs in our Continuous Integration environment.
  • Work closely with testers, developers, UX designers and product managers
  • Document and mentor other members of the team to expand their technical competencies and to adapt the best software engineering practices.

Skills You’ll Need
  • Proven experience with UI and server backend test automation, testing desktop and mobile device: iOS and Android
  • Demonstrate proficiency writing code for automation with one or more of the following: Python, Pytest, C++/C#, Node.js, JavaScript, Java
  • Experience with: GitHub / Perforce, Jira, TestRail, CI/CD, Jenkins, DSL jobs, Linux, VMWare, Postman, Bash.
  • Experience developing mock services for testing is a plus
  • Knowledge of AWS, Cloud Computing and Docker Container is a plus.

More About Sonos

Sonos is a sound experience company. We pioneered multiroom wireless audio, made it sound amazing, and changed the way people listen, making it effortless for them to enjoy what they want, where they want, how they want.

Today we continue empowering listeners by developing new technologies, thoughtfully designing products, expanding our software platform, and crafting brilliant sound experiences while participating in a culture that values respect, transparency, collaboration, and ownership.

Together we’re working to positively impact the world and inspire everyone to listen better—because listening brings people together, builds understanding, drives change, and makes us happier.

Notice to European Job Applicants: Information you submit as a part of your job application will be used in accordance with Sonos EU Job Applicant Privacy Notice.

Notice to U.S. Job Applicants: Sonos is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.

Follow the links to review the EEO is the Law poster and its supplement. The pay transparency policy is available here. Sonos is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please send an e-mail to and let us know the nature of your request and your contact information.