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Account Director

Mediahub Worldwide


Job Location:

London - UK

Monthly Salary: Not provided by the employer
Posted: 1 October 2026 (Yesterday)
Application Deadline: 29 December 2026
Vacancies: 1 Vacancy

Job Summary

Agency:

MediaHub WW

Job Function:

Account Management and Growth

Job Subfunction:

Account Management

Job Description:

Account Director

Clients: Etsy & Activision

As an Account Director at Hearts United you will be at the forefront of client interaction responsible for understanding client needs developing tailored media strategies leveraging Hearts Uniteds tools and planning process (IGNITE) and ensuring flawless campaign execution. You will collaborate with cross-functional teams to achieve client objectives manage budgets effectively and maintain high levels of client satisfaction while delivering impactful media solutions.


At Hearts United your roles and responsibilities will be centred around the following core competencies. These include but are not limited to:

Client Service
  • Act as the lead day-to-day contact for your clients building and nurturing relationships through the delivery of exceptional client service.
  • Lead all regular client status meetings ensuring actions are documented by the team and followed up in a timely manner.
  • Develop and maintain strong relationships with media partners positioning Hearts United as a valued and trusted agency partner.

Commercial
  • Demonstrate a full understanding of the commercial agreement between the agency and client ensuring all plans are correctly costed and charged prior to sign-off.
  • Maintain a strong understanding of Hearts Uniteds products and solutions identifying opportunities to introduce new offerings and increase revenue where appropriate.
  • Support the Business Director where relevant in reviewing commercial arrangements across your client portfolio understanding both the detail and the impact on successful delivery.

Career Development & Team Management
  • Train mentor and support the Account Manager(s) within your team including supporting career development conversations for Executives and Media Business Partners (MBPs).
  • Contribute to agency culture and represent your client team by sharing examples of great work celebrating successes and championing team achievements across the wider agency.
  • Support the GAD and/or Business Director in setting the tone for the team by living and championing Hearts Uniteds values every day and embedding them into the way the team works together.

Desired Skills & Experience

Were looking for someone who ticks most if not all of the following boxes:

  • Proven media planning experience across all major channels including TV Press Digital and OOH.
  • Experience planning campaigns across the UK and European markets is desirable.
  • Demonstrates a strong Challenger Mindset in both client work and team leadership.
  • Excellent client servicing and stakeholder management skills.
  • Agile in approach with the ability to move quickly and embrace new opportunities.
  • Experience managing and developing teams including workload management coaching and career progression.
  • Previous experience working with gaming and/or ecommerce clients is preferred.

Omnicoms policy requires employees to work in the office for a minimum of three days a week unless additional in-office days are directed by their agency or manager. Our objective is to increase this requirement over time and many of our agencies as well as Omnicoms corporate group already require five days of in-office attendance.


Omnicom is committed to hiring and developing exceptional talent. We agree that talent is uniquely distributed and were focused on developing inclusive teams that can bring the best solutions to everything we do. We strongly believe that celebrating what makes us different makes us better together. Join uswe look forward to getting to know you. We will process your personal data in accordance with our Recruitment Privacy Notice.


Link to Recruitment Privacy Notice: Experience:

Director


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