Senior Manager – Paid Media

Company: Harnham
Apply for the Senior Manager – Paid Media
Location: London
Job Description:

This is an opportunity to step into a senior paid media role within a high-growth digital agency known for delivering measurable performance across a diverse client base. You will take ownership of key accounts, shape strategy across multiple channels, and play a visible role in driving client success and agency growth.

The Role

  • Own senior client relationships and act as a trusted advisor on paid media strategy
  • Lead end-to-end campaign delivery across paid search, paid social, and display
  • Develop cross-channel strategies aligned to client objectives and KPIs
  • Execute and optimise campaigns, managing budgets, targeting, and creative performance
  • Drive a test-and-learn approach to continuously improve results
  • Analyse campaign performance and translate data into clear, actionable insights
  • Present strategy and performance updates to senior stakeholders
  • Identify growth opportunities across accounts and support new business initiatives
  • Collaborate with internal teams across analytics, CRO, and broader growth functions
  • Mentor junior team members through project-based support, with future line management responsibility

Your Skills & Experience

  • Strong commercial experience across paid media, particularly paid search and paid social
  • Proven ability to manage complex campaigns and budgets with a performance focus
  • Confident developing and delivering multi-channel strategy
  • Hands‑on approach with the ability to execute as well as lead
  • Strong analytical skills with the ability to self‑serve insights from data
  • Excellent client‑facing and presentation skills
  • Experience managing multiple client accounts simultaneously
  • Comfortable working independently and taking ownership of outcomes
  • Agency experience is beneficial but not essential

What They Offer

  • Salary of up to £60,000 plus bonus
  • Hybrid working model with three days in the office
  • Clear progression opportunities with scope to move into people management
  • Private pension and subsidised gym membership
  • Regular team socials, events, and collaborative working culture

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Posted: July 7th, 2026