At Quantcast, we don't just build advertising technology, we revolutionize how it works. Our AI-powered Demand Side Platform (DSP) connects the world's most ambitious marketers with their ideal audiences across the open internet, delivering results that actually move the needle. Since 2006, we've been the industry's trailblazer, launching the first AI-powered measurement platform for publishers and the first AI-driven DSP. Our AI doesn't just optimize—it delivers the measurable outcomes that matter most to our clients, giving them the competitive edge they need in a crowded marketplace. Ready to join the team that's defining the future of digital advertising?
We are looking for a Senior Sales Manager to join our high-performing Enterprise Agency sales team in our London office.
In this role, you will lead the new business sales drive of Quantcast’s managed service offerings and self-serve platform.
You’ll be responsible for the pre-sales qualification (identifying the perfect Quantcast customer), sales strategy, negotiation, implementation & and assisting in growth of new business with the Account Management team.
What you'll do:
This is a net-new business role focused on acquiring new clients across Big 6 Agencies.
Identify the perfect clients for Quantcast, convert quickly & build a plan to scale.
Present and evangelise Quantcast‘s capabilities and offering in the UK digital advertising marketplace; build an intimate understanding of Quantcast products and their place in the industry.
Bringing in new customers, both through advertising/media agencies and also by influencing direct brands.
Continually analysing sales statistics to determine growth potential and working towards specific KPIs and challenging targets.
Who you are:
7+ years’ experience in new business sales in media or ad-tech.
Proven track record in managing and developing strategic accounts - Evidence of deal velocity: consistent closing of mid-to-large opportunities.
Strong ability to sell consultatively to senior decision-makers, including experience pitching direct to brand (client direct), beyond agencies.
Commercially sharp: confident managing deal cycles, forecast accuracy, and disciplined pipeline hygiene.
Self-starter with pace, resilience and a “build-it” mentality; thrives in high-growth environments.
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At Quantcast, we craft offers that reflect your unique skills, expertise, and geographic location. On top of a competitive salary, this position includes a performance bonus, equity, and a comprehensive benefits package. For more details, visit our Careers Page and see how we support our team. We are headquartered in San Francisco with offices around the world. Quantcast is an Equal Opportunity Employer. Please see the Applicant Privacy Notice for details on our applicant privacy policy. Join the team that unlocks potential.
