London – Managers & Senior Managers - Data Science & Marketing Effectiveness
About us
Our client is a global data science and AI consultancy focused on helping businesses make smarter decisions. Over the last 10 years they've been working with companies to improve how they market, operate, and grow—using a mix of analytics, tech, and real business insight.
They work across four main areas: Marketing Effectiveness, Customer Analytics, Operational Excellence, and ESG & Sustainability. With teams in Paris, London, New York, Hong Kong, and Shanghai, they bring a global perspective but keep things practical and tailored.
They are big on making AI actually useful—not just theoretical. And they certainly care about doing it responsibly.
The role
Our client is recruiting Managers and Senior Managers with strong experience in Marketing Mix Modelling (MMM) and marketing effectiveness.
In these roles, you’ll lead projects for well-known international clients across industries such as Automotive, Beauty, Retail, and Financial Services. You’ll be managing both the work itself and the people delivering it—making sure everything runs smoothly and delivers real value.
It’s a mix of hands-on thinking, client interaction, and team leadership.
What you’ll be doing
Leading projects
- Owning MMM and marketing effectiveness projects end-to-end—from early scoping through to insights and recommendations
- Making sure the analysis is solid, the data is reliable, and the outputs actually make sense for the business
- Turning complex models into clear, practical recommendations clients can act on
- Working closely with senior stakeholders and presenting findings in a way that lands
- Helping clients optimise their marketing spend and improve performance
- Getting involved in proposals and pitches for new work
- Finding smarter, more efficient ways to tackle client challenges
Managing and growing teams
- Supporting and developing team members or managers through regular feedback and mentoring
- Helping people grow in their roles and progress in their careers
- Making sure projects are properly staffed and teams are set up to succeed
- Creating a positive, collaborative team environment
Working with clients
- Storytelling and presenting to senior stakeholders
- Building strong, long-term relationships with key clients
- Acting as a trusted advisor on marketing and data topics
- Spotting opportunities to expand the work they do with their clients
- Helping shape new projects based on client needs
Contributing to the wider team
- Improving how they do MMM—tools, methods, automation
- Sharing knowledge and contributing to internal initiatives
- Living our values: Curiosity, Creativity, Excellence, Transmission, and Pleasure
What our client is looking for:
Your experience
- Strong 2-5 years of experience in MMM and analytics/data science
- Background in econometrics, MMM, or marketing effectiveness
- Degree in something analytical (e.g. Statistics, Economics, Data Science, Maths, Marketing Analytics)
- Comfortable with tools like Python, R, SQL, Excel, and data visualisation platforms
- Experience working with large datasets and building robust models
- Good understanding of regression, Bayesian approaches, and advanced analytics
- Able to explain complex results in a simple, business-friendly way
How you work
- Excellent communication, storytelling and presentation skills for senior stakeholders
- You’re confident leading projects and managing multiple priorities
- The ability to explain ideas clearly and build trust with clients
- You enjoy developing others and helping teams succeed
- You think strategically but stay practical
- You’re naturally curious and always looking to improve things
Your style
- Collaborative and easy to work with
- Proactive and solutions-focused
- Comfortable in a fast-paced, consulting environment
- Curious, creative and committed to delivering high quality work
Competitive salary and bonus:
Managers: up to £80k plus individual and company bonuses
Senior Manager: up to to £100k plus individual and company bonuses
