Marketing Effectiveness Manager, Econometrics

at  Nationwide

Nationwide is a well-established and market leading financial services provider, and the biggest building society is the world. At Nationwide we openly put our 15 million members at the centre of every decision we make as a business. Every role, no matter what it’s doing, is member focused. Our Customer, Brand and Engagement division is expanding, and we are building our in-house econometrics capabilities. We seek a talented individual to join our team and deliver econometric insights and recommendations that will optimise the efficiency of Nationwide’s marketing plans.
At Nationwide we offer hybrid working wherever possible. More rewarding relationships are supported through our hybrid approach, bringing colleagues together across our UK wide estate, whilst also supporting generous access to home working. We value our time in the office to solve problems, to learn, and to feel connected.
For this job you’ll spend at least two days per week, or if part time you’ll spend 40% of your working time, based at either London or Swindon. If your application is successful, your hiring manager will provide further details on how this works. You can also find out more about our approach to hybrid working here.
If we receive a high volume of relevant applications, we may close the advert earlier than the advertised date, so please apply as soon as you can.

ABOUT YOU

As a minimum you’ll have:

• Experience in delivering econometrics projects, either in an agency or client-side setting
• Experience in gathering, cleaning and analysing data using tools such are R, Python and/or advanced Excel skills
• Proven ability to utilise Marketing Mix Modelling (MMM) techniques to measure and attribute the effects of various marketing activities on key business performance metrics
• Strong track record in managing and upskilling junior team members that can leverage the latest tools and techniques to become highly effective project contributors
• Adept at building strong stakeholder relationships to integrate findings seamlessly into business decisions and ensure outputs are leveraged effectively for their intended purposes
• Experience in presenting and explaining complex analytical information in a straightforward manner to stakeholders without a technical background
• Collaborative mindset to work effectively with media buying, planning, and other cross-functional teams
• Strong numerical skills and meticulous attention to detail, enabling accurate and thorough data handling from input to output throughout all stages of the MMM project lifecycle
• An understanding of media buying and planning processes, and how econometrics can be used to shape media planning strategies
• Passion for data-driven decision-making and translating insights into actionable recommendations for marketing strategy
• Excellent organisational and time management abilities, allowing you to multitask, prioritize workloads effectively, and adapt to evolving business needs with ease

Our Customer First behaviours are all about putting customers and members at the heart of how we work together. You can strengthen your application by showing the behaviours that resonate with you, and how you might have already demonstrated these.

• Say it straight - This is about being honest and direct with good intent and saying what needs to be said in the room. It’s also about being clear, precise, and using language that we and, importantly, our customers and members can understand.
• Push for better - This is about aiming high and constantly looking for better in how we work together and serve our customers and members.
• Get it done - This is about prioritising what will have the greatest impact, being decisive and taking accountability for delivering on the end-to-end outcome.

We know applying for jobs can sometimes feel like you’re sending an application into a black hole. We review each application individually. So, it’s a good idea to call out your most relevant experience on your application to give yourself the best chance.

Reporting to the Marketing Effectiveness Senior Manager you will:

• Lead the delivery of econometrics projects to support key business priorities by managing and overseeing all stages of the project lifecycle
• Create and adapt econometrics project scopes whilst ensuring alignment with evolving business needs and priorities
• Translate complex econometrics findings into clear, actionable insights and recommendations to drive business strategy
• Collaborate closely with cross-functional stakeholders to ensure seamless integration and implementation of analysis outputs
• Manage and mentor junior team members, providing guidance, coaching, and support to help them develop their skills and become trusted contributors to projects
• Oversee project timelines, resources, and deliverables to ensure high-quality work is completed efficiently and on schedule
• Conduct bespoke analyses to answer specific business questions and requirements as needed
• Create compelling presentations that translate econometric modelling insights into clear, actionable business recommendations
• Present results and findings to stakeholders and provide support for further bespoke analyses as required
• Work closely with colleagues across Customer, Brand, Engagement, and other functions to maximise the business value derived from analytics and modelling initiatives