Senior Marketing Data Scientist

Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We're a leading global online delivery platform, and our vision is to empower everyday convenience. Whether it's a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of restaurant, grocery and convenience partners across the globe. About this role You will join the Marketing Science & Measurement team (part of Performance Marketing), focusing on optimizing our investment across digital channels like Google Ads, Meta, and TikTok. You will lead the technical execution of data science projects that our analysts identify but require deeper expertise to build. Your primary goal is to deliver high-quality models that solve specific marketing challenges, such as forecasting and real-time bidding. By providing this technical layer, you help the team to answer complex questions with modern and advanced data science applications. These are some of the key components to the position: Build and maintain models to improve the accuracy of our attribution and conversion modeling. Develop and deploy bidding algorithms to optimize performance across digital marketing channels. Execute semantic analysis on large-scale marketing data to identify trends in ad copy, customer behavior or supply portfolio. Partner with analysts to translate business problems into statistical models or machine learning applications. Create interactive dashboards and visualizations to communicate model performance, campaign insights, and key business metrics to stakeholders across the department. Build compelling presentations that translate complex analytical findings into clear, actionable recommendations for leadership and cross-functional teams. Collaborate with the wider data community to ensure our models align with global data infrastructure standards. Help one another succeed by reviewing analysts' code and mentoring them on advanced data science techniques. What will you bring to the team? Advanced proficiency in Python, including experience with libraries like Pandas, Scikit-learn, and NumPy. Strong foundations in statistics, specifically for hypothesis testing and validating model performance. Knowledge and hands-on experience working with marketing data (ideally with performance marketing channel data such as Meta and/or Google) Experience putting ML models into production environments, ideally using Google Cloud Platform or Vertex AI. Ability to write complex SQL queries to extract and transform data within BigQuery or similar data warehouses. Experience building dashboards with Tableau / PowerBI Stay committed to achieving goals by taking ownership of the end-to-end model development lifecycle. Aim higher to drive excellence by staying updated on the latest research in bidding algorithms and ML. Understanding of digital marketing metrics and how bidding mechanics work in real-time auctions. At JET, this is how we play Our teams forge connections internally and work with some of the best-known brands on the planet, giving us truly international impact in a dynamic environment. Being the best at what we do isn't just about delivering on our strategy. It's a competition for something incredibly valuable – our customers' choice. Every time a customer decides where to order, they're picking a side. At the heart of the JET Customer League are our values and behaviours. They guide every interaction, every decision, every innovation. These are the actions we need to perform consistently and brilliantly, to surpass the competition and earn our customers' loyalty, again and again. Fun, fast-paced and supportive, the JET culture is about movement, growth, helping one another to succeed and celebrating wins. By truly living our values and embodying our behaviours, we're building a customer-first culture which enables us to stay one step ahead of the competition. Inclusion, Diversity & Belonging No matter who you are, what you look like, who you love, or where you are from, you can find your place at Just Eat Takeaway.com. We're committed to creating an inclusive culture, encouraging diversity of people and thinking, in which all employees feel they truly belong and can bring their most colourful selves to work every day. What else is cooking? Want to know more about our JETers, culture or company? Have a look at our career site where you can find people's stories, blogs, podcasts and more JET morsels. Are you ready to take your seat? Apply now! #LI-OG1 With over 60 million active users across 24 countries, here at Just Eat Takeaway.com we're a global food tech company, connecting our customers from Amsterdam to Auckland with the food they love.