Sales Account Manager - AdTech & Programmatic in City of London

Senior Account Manager, Demand – UK, London

Hybrid Schedule (M/F remote, T/W/TH in-office). At Magnite, we cultivate an environment of continuous growth and collaboration. Our work impacts what millions of people read, watch, and buy. Magnite (NASDAQ: MGNI) is the world’s largest independent sell‑side advertising platform. Publishers use our technology to monetize their content across all screens and formats—including CTV/streaming, online video, display, and audio. Our tech fuels billions of transactions per day!

Role Overview

A Senior Account Manager is responsible for managing strategic demand‑side relationships with agency holdcos and independent agencies in the UK. This role will represent Magnite inventory across all formats and devices and drive revenue through programmatic direct deals. By selling premium programmatic deals (Curated Marketplaces and Auction Packages) for inventory packages across display, video, audio, CTV, and native, you will lay the groundwork for future demand development across the agency.

Responsibilities

• Demonstrate a strong growth mindset, fully own your book of business, and be responsible for P&L across Magnite Managed Demand.
• Build, manage, and understand strategic relationships with buyers across the programmatic ecosystem, including agencies, publishers, and other third‑party organisations in the UK.
• Work closely with the Magnite publisher partners, media planning, client service, and product account teams, and lead projects internally to drive revenue from agencies.
• Act as a role model and non‑managerial leader within the team, always demonstrating best‑in‑class sales techniques, ideas, and advice.
• Creatively market new publisher inventory to the buyer network and drive publisher revenue.
• Evaluate the rapidly evolving ad tech ecosystem for new ideas/opportunities to guide the company\’s business strategy and growth.
• Educate and train our client base on Magnite product solutions & inventory launches.
• Deliver exceptional customer service, respond promptly to customer needs and solicit customer feedback to improve service.

Qualifications

• +4 years of experience, with a deep understanding and passion for industry trends, technologies, and pricing models.
• Excellent skills in Excel, PowerPoint/Google Slides & Gmail.
• Excellent communication skills, both written and verbal.
• Strong presentation skills.
• Good experience in sales account management.
• Natural problem‑solving ability.
• Ambition, high energy and the will to succeed.
• Strong knowledge of online advertising dynamics and campaign planning & buying, specifically as relates to Real‑Time Bidding.
• Motivation to work in a fast‑paced, fun environment.

Total Rewards

• Holiday Breaks and Quarterly Wellness Days
• Equity and Employee Stock Purchase Plan
• Family‑Focused Benefits and Parental Leave
• Private Medical Insurance
• Competitive Pension Plan
• Mobile Phone Subsidy
• Fitness and Wellness Reimbursement

Company Culture

We believe collaboration is essential to success. Our hybrid schedule includes two days worked remotely (Monday and Friday) and three days on‑site (Tuesday, Wednesday, and Thursday). Our offices offer lunches, beverages, snacks, training and development, and office events to support your workweek. We also understand you have appointments, families, hobbies, and other commitments. Magnite strives to maintain a healthy work‑life integration for all employees so you can bring your best every day—both at work and at home.

The world\’s leading agencies and brands trust our platform to access brand‑safe, high‑quality ad inventory and execute billions of advertising transactions each month. With offices across North America, EMEA, LATAM, and APAC—including New York, Los Angeles, Denver, London, and Sydney—Magnite serves a global client base.

Invests in You

• Career Development Initiatives and a Career Growth Framework
• Culture and Inclusion Programs
• Bonusly Peer‑to‑Peer Recognition Program
• Community Service and Volunteer Events
• Company‑Matched Charitable Contributions
• Wellness Coach and Mental Health Support

Recruiting Agency Notice

Magnite does not accept agency resumes and is not responsible for any fees related to unsolicited resumes.