Data Scientist (Python, ML, SQL) in London

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 PlayStation 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.

As a Data Scientist, you will help measure the impact of PlayStation's products, features and commercial initiatives through experimentation, causal inference and applied data science. Working at the intersection of data science, machine learning, product and commercial strategy, you will apply robust analytical techniques to solve complex business problems, generate actionable insights and support evidence-based decision-making across PlayStation.

This role goes beyond traditional A/B testing. You will apply modern causal inference, statistical modelling and machine learning techniques to evaluate initiatives where controlled experiments are difficult or impossible, collaborating closely with product, engineering, analytics and business teams to deliver high-quality measurement and insights.

This is an opportunity to work on high-impact initiatives affecting millions of PlayStation players while developing your expertise in experimentation, causal inference and applied data science.

• Apply measurement methodologies across experimentation, causal inference and advanced analytics to evaluate product and commercial initiatives.
• Apply statistical, machine learning and AI techniques to solve complex measurement challenges and generate actionable business insights.
• Apply advanced data science and machine learning techniques where appropriate to complement experimentation and support complex business decisions.
• Contribute to the development and adoption of best practices for experiment design, statistical analysis and causal measurement.
• Partner closely with product managers, engineers, analysts and business stakeholders to identify high-impact measurement opportunities and ensure product and commercial decisions are supported by rigorous evidence.
• Develop reusable analytical solutions, dashboards and code that improve the quality, consistency and efficiency of measurement.
• Stay current with emerging developments in statistics, machine learning and AI, identifying opportunities to improve measurement capabilities and analytical workflows.

Qualifications:

• Master's degree (or equivalent industry experience) in Statistics, Economics, Mathematics, Computer Science, Data Science or another quantitative discipline. PhD preferred.
• 3+ years of industry experience applying experimentation, causal inference, statistical modelling, machine learning or related analytical techniques to solve business problems.
• Good understanding of experimental design, A/B testing and modern causal inference methods, including quasi-experimental approaches.
• Experience applying data science, machine learning and statistical modelling techniques to analyse complex datasets and generate actionable insights.
• Strong proficiency in Python and SQL for analytical workflows.
• Experience developing robust analytical solutions using sound statistical principles and software engineering best practices.
• Experience working in gaming, digital products, consumer technology, e-commerce or subscription businesses.
• Familiarity with modern data engineering and analytics tooling such as Databricks, Snowflake, Git and Airflow.
• Experience with modern business intelligence and data visualisation tools such as Tableau, Domo or Power BI.
• Experience applying AI tools, including large language models (LLMs), to improve data science workflows and analytical productivity.

What You'll Influence:

• Measurement for PlayStation's product and commercial initiatives.
• High-quality experimentation and causal inference across product and business teams.
• Product and commercial decisions through rigorous analytical evidence.

Why You'll Love This Role:

• Help shape how PlayStation measures product and commercial success across a global business.
• Work on challenging real-world problems using experimentation, causal inference and machine learning.
• Learn from experienced data scientists while developing your expertise in modern measurement and experimentation.

Benefits:

• Discretionary bonus opportunity
• Hybrid Working (FlexModes)
• Private Medical Insurance
• Dental Scheme
• 25 days annual leave
• On-site gym
• Subsidised café
• Complimentary soft drinks
• On-site bar
• Secure cycle storage and shower facilities

Please note, Sony Interactive Entertainment conducts background checks at the offer stage for all new employees (which may include criminal background checks for some roles) and will need to process personal information to support these checks. Please refer to our Candidate Privacy Notice for more information about what personal information we collect, how we use it, who we share it with, and your data protection rights.

All persons will receive consideration for employment without regard to gender (including gender identity, gender expression and gender reassignment), race (including colour, nationality, ethnic or national origin), religion or belief, marital or civil partnership status, disability, age, sexual orientation, pregnancy, maternity or parental status, trade union membership or membership in any other legally protected category. We strive to create an inclusive environment, empower employees and embrace diversity.