Senior Analyst – AA

About WPP Media WPP is the trusted growth partner for the world’s leading brands. With exceptional talent, trusted data and intelligence, and world-class partnerships – all united by our pioneering agentic marketing platform, WPP Open – we help clients navigate change, capture opportunity, and deliver transformational growth. WPP Media is WPP's AI-driven media operating unit, bringing together media, data, and partnerships to deliver creative personalisation at scale. Connected through WPP Open and powered by Open Intelligence, clients see exactly where, how, and why their media investment is working. For more information, visit wppmedia.com . About WPP Media WPP is the creative transformation company. We use the power of creativity to build better futures for our people, planet, clients and communities. For more information, visit wpp.com. WPP Media is WPP’s global media collective. In a world where media is everywhere and in everything, we bring the best platform, people, and partners together to create limitless opportunities for growth. For more information, visit wppmedia.com At WPP Media, we believe in the power of our culture and our people. It’s what elevates us to deliver exceptional experiences for both our clients and each other. In this role it will be critical to embrace WPP & WPP Media’s shared core values: Be Extraordinary by Leading Collectively to Inspire transformational Creativity. Create an Open environment by Balancing People and Client Experiences by Cultivating Trust. Lead Optimistically by Championing Growth and Development to Mobilize the Enterprise. Role Summary and Impact This role is within the Modelling Services part of the Data, Tech & Analytics team , where you will be instrumental in delivering high-quality analytical and data-driven projects that help drive effective marketing and media planning decisions. Sitting between the WPP Media agency brands and at the intersection of data science, econometric modelling, and client consultancy, you will support the end-to-end delivery of bespoke modelling analytics projects. As a Senior Associate, you will play a key role in delivering analytical support to our clients. Your primary impact will be in managing complex marketing datasets, building robust statistical models (such as market mix models, attribution, and brand health modelling), and translating those outputs into actionable insights. You will work collaboratively with planning teams and clients to ensure these learnings are consistently applied to media planning decisions, fostering a positive, supportive, and continuous-learning environment. Skills and Experience Academic Background and Experience Essential: A bachelor’s degree in a highly numerate/quantitative subject (e.g., Economics, Mathematics, Statistics, Data Science) or equivalent demonstrable practical experience. Desirable: A master’s degree in a numerate/quantitative subject. A second degree in Marketing or Business/Management. Prior work experience (internships or placements) within a marketing, media, or general business environment. Core Technical Skills & Knowledge Essential: Strong understanding of basic statistics and the principles of regression analysis. High level of comfort working with both small and large datasets to discover insights. Efficient use and writing of code—specifically R or Python —to build, update, and run scripts for data processing, analysis, and visualization. High proficiency in Excel (data manipulation, formulas) and PowerPoint (presentation creation). Knowledge of standard analytical methodologies including Econometrics/MMM, Brand Health modelling, attribution models, and media optimization. Desirable: Understanding of advanced statistical methods. Ability to use SQL, Stata, or SPSS. Core Responsibilities & Professional Attributes Data Processing & Quality Control: Own the creation and validation of project datasets. Run thorough error checks on raw and processed data, proactively query and resolve…