Partner - Marketing Science

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.

We’re hiring for a Marketing Science Business Partner as part of dentsu in London, Leeds, Manchester OR Stafford.

Purpose of the Role

As a Marketing Science Business Partner, you will be a key contributor in delivering evidence-based marketing insights and solutions. You’ll partner with client and agency teams to embed measurement, analytics, and data-driven recommendations into planning and execution—helping clients achieve commercial impact through actionable insights.

Key Responsibilities

• Client Partnership & Delivery- Support senior advisors in delivering Marketing Science solutions for a portfolio of accounts and contribute to quarterly and annual planning cycles with data-driven recommendations.
• Project Execution - Translate modelling, tests, and audience data into clear, actionable insights for marketers and media teams and coordinate with specialists (effectiveness, audience intelligence, data visualisation) to deliver high-quality work on time and on brief.
• Pitch & Proposal Support – Contribute to new business pitches and renewals by providing analytics input, proof points, ad supporting the measurement narrative as well as identifying opportunities for incremental value across effectiveness, audience and data solutions.
• Advocacy & Enablement – Help develop case studies, playbooks and training materials to upskill client and agency teams.
• Value Tracking -Support the definition of success metrics and contribute to reporting on business impact and value delivered.
• Client-focused, curious, and proactive; able to turn data into actionable recommendations.
• Collaborative, able to influence across teams without formal authority.

Qualifications + Skills

• Experience in marketing analytics or data-driven consulting (agency or client-side), supporting senior marketers in decision-making.
• Strong communicator and presenter, comfortable in client-facing settings.
• Breadth across:
  • Marketing effectiveness (MMM, experimentation, forecasting)
  • Audience insight & activation (research, first-party data strategies)
  • Data storytelling & visualisation (dashboards, executive narratives)
• Commercial awareness and stakeholder management skills.
• Experience in media/agency environments and multi-disciplinary teams.

What we offer

• This is a permanent role. 
• The team has a presence in London, but have offices based nationally, office and operates under flexible working arrangements.
• As well as a competitive salary, you’ll enjoy a benefits package that you can tailor to your needs.

Inclusion and Diversity

At Dentsu, we embrace diversity and inclusion, valuing the unique perspectives and contributions of every individual. We believe that diversity fuels creativity and innovation, benefiting our employees, partners, and communities.

We welcome applications from all individuals, regardless of race, ethnicity, nationality, religion, gender, gender identity, sexual orientation, age, disability, marital status, or any other protected characteristic. Beyond recruitment, we strive to create an environment where everyone feels respected, supported, and empowered to bring their authentic selves to work.

We recognise the importance of work-life balance and are open to discussing flexible working arrangements for all roles. If you need reasonable adjustments due to a disability or medical condition during our recruitment process, please contact us at [email protected], quoting the reference number of the role that you are applying for. Your needs will be handled with respect and confidentiality to ensure an inclusive and accessible experience.

#LI-Hybrid

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