Who is Nexxen?

Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform (“DSP”) and supply-side platform (“SSP”), with the Nexxen Data Platform at its core.

Why join the Nexxen team?

With a global footprint, you can be part of a team that is transforming advertising through our creative, flexible and unified solutions. Employees hustle, commit and dedicate themselves to pillars that make up the Nexxen Way – the 3Cs - Customer Centric, Curious Mindset, Collaborative with No Ego.

Important Notice from Nexxen: Your Safety Matters

At Nexxen, we care about the well-being of our current and future employees. We are aware of the growing number of online scams and fraudulent job postings, and we urge all job seekers to remain vigilant. Please be advised that Nexxen will never request payment (whether in cash, cryptocurrency, or any other form) as a condition of employment, offer positions that require you to invest in vague or dubious financial schemes, or promote roles that resemble get-rich-quick opportunities. If you receive a suspicious message claiming to be from Nexxen or encounter a questionable job posting associated with our name, please contact us at [email protected] to verify its legitimacy. Your trust is important to us. Stay safe and informed.

Nexxen Fraud Alert and Notice: Protect Yourself from Impersonation and Fraudulent Activity

We're looking for a Senior Data Scientist to join our Data team in Tel Aviv.

What You’ll Do

• Lead the optimization of foundational technologies within the data platform, driving performance, scalability, and robustness.
• Partner closely with engineering and product leadership to define, design, and implement high-impact, data-driven algorithms.
• Design and oversee large-scale data experiments to rigorously evaluate and improve algorithm performance.
• Own end-to-end data science initiatives, from problem definition and exploratory research to production deployment, monitoring, and iteration.
• Develop and apply advanced machine learning, statistical modeling, and visualization techniques to generate actionable insights from complex datasets.
• Guide and influence teams in researching, designing, simulating, and prototyping new algorithmic product features aligned with strategic business goals.
• Establish best practices for modeling, evaluation, and deployment; mentor other data scientists.
  
  

What You’ll Bring

• Master’s or Ph.D. in a quantitative field (Computer Science, Physics, Mathematics, Statistics, or related discipline).
• 5–8+ years of professional experience in applied data science, machine learning, optimization, or predictive modeling.
• Demonstrated expertise in building, deploying, and maintaining production-grade data science systems.
• Strong architectural judgment around model design, data pipelines, and operational trade-offs.
• Extensive experience with big data modeling and distributed systems (e.g., Spark).
• Proven ability to communicate complex technical concepts concisely and persuasively to engineers, product managers, and leadership.
  
  

At Nexxen, we value our differences, varied experiences, and collective contribution. We know that not everyone takes the same career path, so if you don’t match this job description perfectly, don’t worry! We would rather see your application than risk missing out on your potential to make an impact.

What if I have any questions before I apply?

All applications need to be submitted online, however, to discuss any adjustments you may require ahead of submitting your application, please email [email protected]

For information about how we handle your personal information please view our Applicant and Candidate Privacy Notice