Sr. Software development engineer in test (SDET)
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Atlanta, Georgia

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Hybrid, Onsite

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Contract

|Job ID 71697|Posted Sep 16, 2025
JOB DESCRIPTION

Join our dynamic team as a Sr. Software Development Engineer in Test (SDET), where you'll focus on test automation and quality assurance for cutting-edge software solutions. This is an exciting opportunity to contribute to innovative projects in a collaborative environment.

Responsibilities

  • Analyze requirements to evaluate the potential for automation and craft scalable test scripts.
  • Engage in regression testing and maintain automated tests for both UI and API layers.
  • Work closely with development teams to identify, document, and resolve defects efficiently.
  • Enhance quality assurance processes and contribute to the development of testing best practices.
  • Develop UI test automation scripts using modern frameworks and validate front-end applications and APIs.
  • Create and execute API automation scripts to ensure robust testing across various platforms.
  • Utilize cloud services and container orchestration tools to boost testing efficiency.

Skills

  • 5 to 7 years of experience in Information Technology with a strong focus on test automation.
  • Proficiency in programming languages such as Java, C#, and Python, along with familiarity with testing libraries.
  • Hands-on experience in API and Microservices testing and automation.
  • Knowledge of Test Driven Development (TDD) and Behavior Driven Development (BDD) methodologies.
  • Experience with continuous integration tools and source code management systems.
  • Excellent communication skills with a proactive approach to collaboration and problem-solving.

Preferred Skills

  • Experience in the travel industry and familiarity with infrastructure automation tools.
  • Knowledge of various AWS cloud services and container orchestration tools.
  • Experience with test management and agile management tools.
  • Familiarity with non-functional testing practices.

At Horizontal, we are committed to fostering a diverse, equitable, and inclusive workplace where everyone feels valued and empowered to contribute their unique perspectives. We encourage individuals from all backgrounds to apply and join our team.

Once you apply for this position, you may receive a phone call, SMS or email at the time of application from our Virtual AI Recruiter, Alex, to conduct an initial interview.

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. 

We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact us.

All applicants applying must be legally authorized to work in the country of employment.