Software Development Engineer in Test - Contractor

Why Sony Interactive Entertainment?

Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the Play Station brand. As a subsidiary of Sony Group Corporation, we’re part of a proud legacy of innovation and excellence. SIE is a dynamic technology company, delivering cutting‑edge hardware and network services to more than 100 million people and an entertainment leader, home to some of the most beloved and recognizable intellectual properties (IP) in the world.

Our role at SIE is to create and nurture the experiences under the Play Station brand, a name synonymous with entertainment excellence and creativity.

We are looking for a highly motivated and proactive Software Development Engineer in Test (SDET) contractor to join our Quality Engineering team. In this role, you will contribute to the quality of new and existing features across multiple platforms and devices through a combination of hands‑on testing, test automation, and quality engineering practices
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The ideal candidate has a strong technical foundation, experience developing and maintaining automated tests and test frameworks, and the ability to collaborate effectively with engineering, product, and QE teams in a fast‑paced development environment.

At Play Station, we are passionate about collaboration and technology. We build systems and experiences used by millions of players around the world and continuously strive to improve the quality, reliability, and efficiency of our products and development processes.

• Plan and execute Quality Engineering activities for new and existing features, including developing test strategies, test plans, test cases and test scenarios
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• Review product requirements, technical specifications, and design documents to understand feature functionality, identify potential quality risks, and develop effective testing strategies.
• Perform functional, integration, regression and end‑to‑end testing across supported platforms and devices.
• Design, develop, maintain and enhance test automation frameworks and automated test suites
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• Develop automated UI and API tests to improve test coverage, reliability, and overall testing efficiency.
• Analyze automated test results, investigate failures, identify root causes, and work with engineering teams to resolve issues.
• Identify, document, track, and verify defects throughout the development lifecycle.
• Monitor automated test executions and CI/CD jobs, investigate failures, and communicate quality status, risks, and blockers to key stakeholders.
• Collaborate with cross‑functional and geographically distributed teams on test strategy, test planning, execution and release readiness.
• Identify opportunities to improve test coverage, automation, tooling and overall QE processes
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• BS or MS in Engineering, Computer Science or related field, or equivalent
• 3-5 years or equivalent experience in UI automation for web applications
• Solid experience writing automated tests in Python, JavaScript, C ++ or any other Programming Language
• Experience with Selenium or Appium or UI Automation technologies
• Knowledge and experience testing APIs (RESTful), Libraries, SDK/Application Frameworks, Native Applications
• Experience with AI evaluation tooling, prompt evaluation frameworks, model monitoring, or human‑in‑the‑loop review workflows.
• Experience with at least one modern web application framework
• Strong technical, analytical and problem‑solving skills
• Able to work efficiently as part of a team and independently
• Strong initiative and outstanding verbal and written communication skills

• Experience developing or writing test code/scripting for a game console
• Exper…