Senior Data Strategist.

Senior Data Strategist

Department: Data

Hybrid: 3 days in the office, 2 days remote

Employment Type: Permanent

Location: London

About Buttermilk

Buttermilk is a creative agency shaping the future of the creator economy. We deliver work that’s as culturally sharp as it is commercially impactful, partnering with the world’s most recognisable brands to drive real results and real connection.

We celebrate individuality, move with intent, and support ambitious growth without compromising wellbeing.

Our Values

• Celebrate what makes us weird, with care for others

• Build on intent, not impulse

• Fail fast, learn faster

• Be supported by systems, not limited by them

• Be ambitious, pursue it healthily

Role Overview

We seek a visionary and results-driven Senior Data Strategist.

In this strategic role, you will:

• Define and execute a transformative data strategy.

• Drive impactful collaborations across departments to unlock business value through data.

• You will also represent Buttermilk as a thought leader in data-driven influencer marketing, shaping the future of our data capabilities and ensuring our campaigns deliver measurable and differentiated business outcomes.

Key Responsibilities

• Define and execute Buttermilk’s data strategy, embedding data-driven decision-making across the organisation.

• Mentor, and develop junior analytics team members.

• Build and maintain scalable data systems, dashboards, and processes that support campaign delivery and business growth.

• Partner with creative, campaign, and strategy teams to unlock insights that drive measurable client and business outcomes.

• Translate complex data into clear, actionable insights for both internal teams and external clients.

• Represent Buttermilk externally as a thought leader in data-driven influencer marketing, contributing to industry conversations and positioning the agency as an innovator.

• Continuously explore new tools, technologies, and methodologies to enhance the agency’s data capabilities.

Required Experience & Skills

• Currently a Data Strategist or Senior Data Strategist from a creative, media or similar agency.

• Strong expertise in data strategy, governance, and advanced analytics techniques.

• Proficiency with modern data tools (Excel, SQL, Python as a bonus) and cloud platforms.

• Demonstrated ability to influence senior stakeholders and drive cross-functional alignment.

• Exceptional communication skills, capable of distilling complex data narratives for diverse audiences.

• A passion for innovation, continuous improvement, and cultivating talent.

What We Offer

• Enhanced Pension contributions

• Private Medical Insurance

• Annual Bonus

• Juno Wellbeing Credits

• Hybrid Working (London) - 3 days in the office, 2 days remote

• Home Office Setup Budget

• Night Key Membership

• Birthday Leave

• Work Abroad Allowance

• Learning & Development Budget