Senior Data Scientist

Teamwork makes the stream work.

Roku is changing how the world watches TV

Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers.

From your first day at Roku, you'll make a valuable - and valued - contribution. We're a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines.

Roku is looking for a Sr. Data scientist to join the Core Analytics team supporting our Viewer Product team. In this role, you will leverage data analytics to support and improve our Live product. You will own end-to-end analytics that shape how viewers discover, engage with, and return to Live experiences on Roku. You will work closely with product management and engineering to identify opportunities to create new features, drive their adoption, and generate value for Roku.

This individual will investigate and develop solutions to track, monitor and improve our ecosystem. The successful candidate is quantitatively driven, detail-focused, and possesses an elevated level of problem‑solving expertise.

• Analyze structured and unstructured data and communicate insights to help stakeholders solve business problems, identify trends and make data‑driven decisions
• Advise on key product development strategy decisions to drive our Live product experience
• Develop and maintain dashboards, reports, and data visualizations to monitor key metrics for operational and systems health
• Develop necessary data pipelines to power automation, validation and reporting
• Collaborate with stakeholders to align data science initiatives with organizational goals and strategy design and execute A/B tests
• Perform exploratory data analysis on emerging trends and execute advanced analysis across the Roku Platform
• Providing feedback directly to leadership on performance of various initiatives and untapped opportunities

• 4+ years of work experience with a bachelor's degree or master's degree in quantitative field (e.g., Statistics, Business Analytics, Data Science, Mathematics, Economics, Engineering or Computer Science)
• 4+ years of experience in product analytics. Experience with platforms in the media and entertainment industry preferred
• Expertise in SQL, SAS, R, Python or other programming language to query data and perform analysis
• Demonstrated ability to influence quantitatively meaningful business outcomes
• Hands on experience with visualization tools like Tableau or Looker
• Have a bias towards action in resolving issues and operate in a high‑energy, fast‑paced environment
• Hands on experience in A/B testing and statistical modeling/forecasting

This role can be based in either Cambridge, or Manchester. You are required to work in the office for 4 days per week, this is the core requirement of the role.

Roku fosters an inclusive and collaborative environment where teams work in the office Monday through Thursday. Fridays are flexible for remote work except for employees whose roles are required to be in the office five days a week or employees who are in offices with a five day in office policy.

Roku is committed to offering a diverse range of benefits as part of our compensation package to support our employees and their families. Our comprehensive benefits include global access to mental health and financial wellness support and resources. Local benefits include statutory and voluntary benefits which may include healthcare (medical, dental, and vision), life, accident, disability, commuter, and retirement options (401(k)/pension).

Our employees can take time off work for vacation and other personal reasons to balance their evolving work and life needs. It's…