Senior Marketing Effectiveness Manager

Watford Junction – 3 days a week

£85,000 + bonus | 12-month FTC

This is an opportunity to lead a high-impact marketing analytics function, guiding strategic investment decisions for one of the UK’s largest marketing budgets. You’ll head up a team of four analysts, work directly with senior leadership, and play a central role in shaping how marketing effectiveness is measured and improved.

The Role:

You’ll act as the bridge between complex analytics and commercial decision-making, translating insight into clear, actionable strategies. With direct access to the C-suite and marketing leadership, you’ll influence spend across multiple channels and ensure analytics is embedded at the heart of every major investment decision.

Key responsibilities include:

• Leading a high-performing analytics team, developing capability and output quality.
• Partnering with marketing and finance to optimise budget allocation and strategic planning.
• Overseeing the delivery of the marketing analytics roadmap, introducing new tools and approaches to improve measurement.
• Coordinating cross-functional teams and agency partners to align on performance narratives.
• Presenting insight-driven recommendations to senior stakeholders in clear commercial terms.

Your Profile:

• Proven leadership experience in marketing analytics.
• People management experience
• Experience working on marketing measurement, attribution, MMM
• Comfortable engaging with senior stakeholders and influencing strategy.
• Broad channel experience, ideally across both digital and traditional media.
• Hands-on with tools such as SQL, Python, R
• A strategic thinker who can connect data to business outcomes.