Validate machine learning products for PlayStation with Python or Java automation. Work from Madison, Wisconsin, or Waterloo, Ontario, Canada.

Sony Interactive Entertainment seeks a senior Software Development Engineer in Test focused on machine learning systems. You will build confidence in model reliability, production readiness, and behavioral consistency across global-scale services. The work combines backend testing, statistical validation, and scalable quality engineering with ML engineers, software engineers, product managers, and data partners.

Key Responsibilities:

- Design scalable automation for ML inference services and platform components
- Create representative test accounts and datasets for model scenarios
- Validate score distributions, rankings, output quality, and statistical signals
- Perform functional,



integration, regression, API, performance, and load testing
- Analyze failures, anomalies, defects, and service reliability

Requirements:

- Bachelor's degree in Computer Science or related field
- Minimum five years of SDET backend testing experience
- Proficiency in Python, Java, Scala, or Go
- Experience with API testing, databases, CI/CD, and automated frameworks
- Experience with cloud, containers, monitoring, and observability technologies

Bring senior test automation, backend validation, and machine learning testing expertise to PlayStation products and services.

📌 Senior Machine Learning Test Engineer (London)
🏢 Sony Interactive Entertainment
📍 London