Sr. Software Development Engineer in Test, AI​/ML

Sr. Software Development Engineer in Test, AI/ML

United States, San Mateo, CA

Do you have a passion for test automation? We are looking for self‑motivated, quick‑starter and highly proactive individuals to join our full stack team, who will be testing new and existing features on multiple platforms and devices in a software development environment and ensuring quality of automation and test frameworks.

At Play Station, we are passionate about both collaboration and technology. We love building the systems that millions of people use and are our own first customers. We are committed to being at the forefront of development technologies and are a diverse company with teams on four continents.

• Lead end-to-end QE strategy for sophisticated features, systems, and platform integrations across Play Station applications and services
• Architect, design, and implement scalable automated test frameworks for UI, API, integration, and system-level testing
• Define comprehensive test strategies, risk assessments, and quality metrics aligned with product and engineering goals
• Develop and maintain robust automated test suites for web, backend, and platform services using modern automation tools and frameworks
• Drive automation guidelines, coding standards, and continuous improvement initiatives across QE and development teams
• Mentor junior and mid-level SDETs/QEs through code reviews, technical guidance, and testing strategy leadership
• Collaborate closely with software engineers, product managers, Dev Ops, and release teams to improve overall software quality and delivery efficiency
• Analyze test results, production issues, and system telemetry to identify root causes and implement long-term quality improvements
• Build and optimize CI/CD automation pipelines to support continuous testing and rapid release cycles
• Advocate for shift-left testing, testability improvements, and quality engineering culture across distributed teams

• BS or MS in Computer Science, Engineering, or related technical field, or equivalent
• 6+ years of experience in Software Development Engineering in Test (SDET), Quality Engineering, or automation-focused software development
• Experience testing machine learning systems, such as recommendation systems, search ranking systems, or other probabilistic ML application systems
• Extensive experience designing scalable test automation frameworks and infrastructure from the ground up
• Advanced experience with Selenium or Appium or UI Automation technologies
• Deep understanding of APIs (RESTful), Libraries, SDK/Application Frameworks, Native Applications, microservices, and backend validation
• Strong experience with modern frontend frameworks such as React
• Experience implementing automated testing in CI/CD environments using Jenkins, Git Hub Actions, CircleCI, or similar tools
• Excellent technical communication, leadership, mentoring, analytical, and problem‑solving skills
• Ability to independently lead large‑scale quality initiatives and influence engineering guidelines

• Experience testing or developing applications for gaming consoles, embedded systems, streaming devices, or consumer electronics
• Experience building internal developer tools, automation platforms, or test infrastructure services
• Experience integrating automated testing into large‑scale CI/CD and release management pipelines
• Experience leading QE transformation initiatives or mentoring high‑performing engineering teams

At SIE, we consider several factors when setting each role’s base pay range, including the competitive benchmarking data for the market and geographic location.

In addition, this role is eligible for SIE’s top‑tier benefits package that includes medical, dental, vision, matching 401(k), paid time off, wellness program and coveted employee discounts for Sony products. This role also may be eligible for a bonus package. Please note that the base pay range may vary in line with our hybrid working policy and individual base pay will be determined based on job‑related factors which may include knowledge, skills, experience, and location.

The estimated base pay range for this role is listed below.

$183,000…