Head of Engagement

Job Description:

Introduction

Dentsu is an integrated growth and transformation partner to the world’s leading organizations. Founded in 1901 in Tokyo, Japan, and now present in over 145 countries and regions, it has a proven track record of nurturing and developing innovations, combining the talents of its global network of leadership brands to develop impactful and integrated growth solutions for clients. Dentsu delivers end-to-end experience transformation (EX) by integrating its services across Media, CXM and Creative, while its business transformation (BX) mindset pushes the boundaries of transformation and sustainable growth for brands, people and society.

Amplifi is an important part of our world-class offering- it is the supply-side platform of dentsu, consisting of three pillars:
Investment Management, Media Trading (Media Owner Services and Principal Buying) and Content (Original Partnerships & Entertainment); all underpinned by Supply-Side Management practises. Amplifi is the investment and innovation arm of dentsu across all media channels and entertainment content. The proposition is based on the delivery of value for all in everything we do. Our focus is to deliver the best possible media value for clients through leveraged media buying, sustainable media income and enable innovation with the supply-side with product, services and capabilities.

We’re hiring for a Head of Engagement as part of Amplifi in London.

The Head of Engagement, Growth Solutions is responsible for driving the commercial growth, client adoption, and agency engagement of all dentsu Growth Solutions across dentsu UK. Growth Solutions are an evolving range of products, services and capabilities designed to give advertisers greater certainty and impact in the algorithmic era. They include proprietary media solutions, marketplaces, strategic services and data products. This role is focused on ensuring dentsu Growth Solutions are embedded within client strategies, widely adopted across agency teams, and delivering measurable revenue growth.

The Head of Engagement will work closely with Amplifi, agency leadership, client teams, and commercial stakeholders to position dentsu Growth Solutions as a core, scaled offering within dentsu’s client proposition. The role sits at the intersection of commercial leadership, client engagement, and go-to-market execution, requiring a highly commercial, relationship-driven leader with a strong focus on sales enablement, adoption, and revenue delivery.

• Commercial Growth, Sales & Adoption:
  Lead the commercial growth and adoption of dentsu Growth Solutions across dentsu UK and drive sales performance, revenue targets, and pipeline growth across key clients and agency teams.
• Client & Agency Engagement:
  Champion dentsu Growth Solutions adoption across Planning, Investment, and Client Leadership teams and Champion dentsu Growth Solutions adoption across Planning, Investment, and Client Leadership teams
• Stakeholder Leadership & Enablement:
  Partner closely with Product Marketing and L&D to ensure all relevant stakeholders, particularly client facing teams, have ready access to the latest materials and resources, including tailored training content where applicable. Work closely with agency stakeholders and Amplifi commercial teams to align on revenue goals, pipeline, and adoption targets.
• Market Positioning & External Engagement:
  Bring market insights, competitive positioning, and client needs into how dentsu Growth Solutions is sold and represented, as well as maintain active engagement with media owners, technology partners, and key industry stakeholders to support commercial growth.
• Operational Performance & Governance:
  Develop scalable processes that support efficient sales, onboarding, and adoption. Operate effectively within a high-performance environment with clear commercial expectations and senior visibility.

• Strong understanding of the digital media and advertising landscape, particularly across CTV, Social, Video, and emerging channels.
• Strong operational mindset with the ability to track performance and drive…