TL;DR

Buyer Development Director (AdTech): Leading and growing a strategic partnership with Omnicom in the UK, focusing on driving revenue growth, deepening executive-level partnerships, and expanding adoption of Index’s buyer products. Focus on providing strategic guidance on programmatic ecosystem dynamics, supply strategy, SPO, and evolving buying models.

Location: Hybrid in London, UK. This role supports the UK & Ireland market.

Company

%hirify_global% is a global advertising supply-side platform focused on maximizing content value for media owners and connecting experience makers with the world’s largest brands.

What you will do

Own the senior-level relationship with Omnicom in the UK as the primary commercial and strategic point of contact.
Drive revenue growth, product adoption, and partnership expansion across Omnicom agencies.
Serve as a trusted advisor through thought leadership on SPO, marketplace quality, curation, and data activation.
Oversee forecasting, financial reporting, and quarterly business reviews with internal and external stakeholders.
Partner with Index Product teams to share market feedback and influence future product development.
Represent Index at relevant industry events and Omnicom partner forums.

Requirements

7–10 years of experience in digital media with strong knowledge of the programmatic ecosystem (SSP, DSP, ATD, exchange, PMP, ad server).
Solid understanding of the independent agency landscape, including operating models and buying structures.
Proven success in buyer-facing commercial or account management roles within ad tech or programmatic environments.
Confidence delivering technical explanations, education, and strategic recommendations to partners.
Must be open to working in the office on Tuesdays, Wednesdays, and Thursdays in London.

Nice to have

An existing network across independent agencies.

Culture & Benefits

Comprehensive health, dental, and vision plans for you and your dependents.
Paid time off, health days, and flexible work schedules.
Competitive retirement matching plans and equity packages.
Generous parental leave and annual well-being allowance.
Employee assistance program and mental health first aid program.
One day of volunteer time off per year and a donation-matching program.
Bi-weekly town halls and regular community-led team events.
Multiple resources and programming to support continuous learning.
A workplace that supports a diverse, equitable, and inclusive environment.