Head of Client Success

Head of Client Services - Programmatic Advertising - £70-£85K base + bonus

The Company
My client is a growing independent programmatic agency that partners directly with brands and agencies to deliver data-driven media solutions across all digital channels. Backed by a strong trading and insights team, they combine precision targeting with real-time campaign optimisation to help clients unlock measurable business outcomes. With a strong leadership team and a collaborative culture, they're now hiring a senior client lead to drive strategic relationships and scale the Client Services function.

The Role

• Lead and grow the Client Services department, managing a team of AMs and CSMs

• Own client strategy and satisfaction across a portfolio of direct brands and agencies

• Oversee end-to-end campaign delivery, including planning, reporting, and QBRs

• Act as the senior client contact for key accounts, leading strategic conversations and identifying growth opportunities

• Collaborate closely with Trading, Strategy, and Sales to ensure seamless execution and service delivery

• Implement structure, process, and best practices across the CS team

• Drive retention, upsell/cross-sell, and long-term client partnerships

You

• 8-10+ years in Client Services, Account Management, or Planning within a media agency, trading desk, or ad tech business

• Strong background in programmatic, digital media, or data-led environments

• Experienced in building and managing high-performing client teams

• Comfortable leading strategy, reporting, and performance conversations with senior stakeholders

• Personable, commercially savvy, and confident presenting to clients

• Strong process builder, team leader, and cross-functional collaborator

Apply Now
Jack Fitzpatrick
Senior Consultant - Ad Ops, Programmatic & Account Management

Sphere Digital Recruitment currently have a variety of job opportunities across digital so feel free to get in touch with us to find out how we can help you. Please take a look at our website.

Sphere is an equal opportunities employer. We encourage applications regardless of ethnic origin, race, religious beliefs, age, disability, gender or sexual orientation, and any other protected status as required by applicable law.

If you require any adjustments or additional support during the recruitment process for any reason whatsoever, please let us know.