Senior Econometrician

Summary Job Title: Senior Econometrician Reporting to: Client Services Director Location: London Euston (Hybrid, 2-3 days a week in the office) Type of contract: Full-time, Permanent Hours: Monday-Friday, 9-5, flexible About the role Rapid and large-scale growth in the demand for our services means that we are actively looking to expand our team. We are seeking a highly motivated and capable Senior Econometrician with 3+ years of hands-on experience in Marketing Mix Modelling (MMM). As such, the candidate will support the existing and new projects by: Leading the modelling process from briefing, data exploration and variable selection through to model building, interpretation and presentation of results Creating clear and insightful output decks for both internal stakeholders and client presentations Leading initiatives to enhance processes and helping to develop innovative products and offerings This role is ideal for candidates who are eager to break the glass ceiling and take their careers to the next level. It offers the opportunity to gain hands-on experience in independent project management and develop client-facing skills, while working in a dynamic, data-driven environment. The ideal candidate will be motivated and supported to grow beyond technical expertise and build the leadership and communication capabilities needed for long-term career progression. Candidate profile The successful candidate will be expected to take full ownership of modelling projects, from raw data ingestion through to final model delivery and client-ready outputs, with minimal supervision. This includes strong skills for gathering, checking and processing data in preparation for analysis and being comfortable taking a model from start to finish independently. Experience in designing meaningful reports that effectively link project scope, client expectations and actionable recommendations is essential for this role. Technical proficiency Strong econometric modelling skills using tools such as R, Python, or other statistical software packages (e.g., EViews, SAS) Experience with Python libraries such as Pandas and Parquet is a big plus Experience with different modelling approaches and methodologies e.g., linear, logarithmic linear etc Ability to handle large datasets, clean and transform raw data, and apply advanced algorithms such as regression, lag structures, adstock, saturation and interaction effects Hands-on experience with Machine Learning and Random Forest is highly valued Experience with model validation, diagnostics and performance metrics Problem solving & communication Strong analytical thinking with a pragmatic approach to problem-solving Clear communicator who can explain complex modelling outputs in a straightforward, business-relevant way, particularly to internal stakeholders Comfortable working in a collaborative environment, with some exposure to clients Support the growth of junior team members through mentorship and hands-on guidance About us Adclaro is an established and fast-growing marketing effectiveness agency dedicated to providing best-in-class marketing mix modelling (MMM) services to a range of high-profile brands. Our work helps brands truly understand their media and marketing performance in terms of what has worked in the past, and indeed what is likely to work better in the future. Unlike other agencies in our sector, we work with our clients in a variety of different ways, ranging from the more traditional "outsource" based engagement common in our sector to semi-in-house and indeed fully in-house solutions, dependent on need. These arrangements give us a unique insight into how our clients operate and help us remain close to our clients' needs and maintain relationships for long periods of time. We are a completely independent and owner-managed agency, we place a strong emphasis on openness and transparency when it comes to our services and work closely with our clients to both verify and embed the results of our work. We learn, develop and succeed together, fostering an ego-free and positive company culture, to ensure we can achieve business goals and personal dreams at the same time. We pride ourselves on the quality of our work, opening it up to independent 3rd party scrutiny via our ISO 9001 and 27001 Quality Assurance Accreditation. We also place a strong emphasis on technical development, with around a quarter of our business dedicated to technical development and process improvement. We are constantly striving to improve the efficiency and technical capability of our modelling processes, enabling us to deliver best-in-class analytics to our clients. Diversity, Equity & Inclusion at Adclaro We are an equal opportunity employer and are committed to building an inclusive and diverse workforce. We welcome applicants from all backgrounds, experiences and perspectives, striving to create a workplace where everyone can thrive and contribute their best. Here's how we support you Opportunity to join a rapidly growing business Hybrid working style: mixture of office and home-based working Flexible working hours Private Medical Insurance Gym Membership Annual bonus based on individual and company performance Company Pension Scheme (auto-enrolment with employer contributions)25 days' annual holiday (plus bank holidays) Additional holiday days for long-term employees to recognize loyalty and commitment Birthday amnesty: paid additional day off for your birthday each year Access to a wide range of professional training and development programs designed to enhance your skills, fuel your ambition and accelerate your career growth Regular company events & team socials to bring everyone together A chance to shape career path and develop the role as the company develop Opportunities to attend conferences and events to stay at the forefront of your field and expand your professional network What to expect next? Should you see a strong fit, we can't wait to learn more about you as a person and the experience you bring. After you submit your application, the next steps, if successful, will typically include an initial call with the recruiter, followed by the formal interview process. At Adclaro we respect your privacy and are committed to protecting the personal data you provide during recruitment. Thank you for your patience and for considering a career with Adclaro. #MarketingMixModelling #Econometrics #DataAnalytics #MachineLearning #PythonProgramming #StatisticalModelling #CareerGrowth