Agency Account Manager

Fifty
London

Our Mission: Activating audience insight through unrivalled human understanding, media execution strategies and sustainable technologies.

Our Company

Fifty is a managed service media provider working with agencies across the UK as well as directly with brands.

Our pioneering technology is a powerful telescope into human understanding, turning billions of disparate audience data points into vibrant and easy to understand insights. It’s complex data, made actionable for everyone . Unique to us, we join the technologies of audience intelligence and media buying together digitally - within our platform.

We understand the unique value of the individual, which is why we aim to create a company structure that welcomes ideas from everyone. You can read more about our culture and values here.

Your Role

This role is working on the managed service side of the business, servicing agencies. Reporting to our Agency Sales Director, you will be responsible for the account management and growth of our existing business on the agency side of the commercial team - keeping our clients happy, liaising with activation and strategy teams, and ensuring that Fifty's revenue streams remain strong. You will be an enthusiastic self-starter who is a born relationship builder. As the department and business are growing rapidly, there is scope for you to really make this role your own.

Your Responsibilities

  • Grow and maintain direct relationships and revenue with Fifty’s existing media agency portfolio.
  • Regular travel to attend client meetings and build in-person relationships.
  • Collaborate closely with internal teams to brief campaigns, ensuring successful delivery against client KPIs and client satisfaction.
  • Build compelling presentations, respond to multi-channel media briefs, liaise between our clients and internal teams and run engaging post-campaign analysis sessions.
  • Identify opportunities to cross-sell and up-sell to agency clients based on campaign success.
  • Support the Agency Sales Director in tracking and regularly updating the sales pipeline, and reporting on client revenue and opportunities.

Your Essential Skills

  • 3+ years of experience in digital media, specifically within a client-facing role focused on programmatic and/or paid social advertising.
  • Proven experience in digital media client services, account management, sales support and/or activation.
  • Strong media planning experience and a foundational understanding of the agency and ad-tech landscape.
  • Exceptional attention to detail and the ability to prioritise effectively to consistently meet revenue targets and client deadlines.
  • Strong communication, negotiation and influencing skills, with the confidence to speak, collaborate, and present persuasive arguments to new people at all levels of an organisation.
  • A positive ‘can do' attitude to provide energy, drive and enthusiasm, coupled with a motivation to grow your career as the company scales.

Your Salary

£45-50K + Up to 50% OTE commission scheme + Up to 5% company bonus scheme.

Our Benefits

At Fifty we...

...Recharge.

  • 25 annual leave days + bank holidays
  • Increased annual leave the longer you've worked with us
  • Office closure over Christmas

...Give Back.

  • Paid volunteer leave
  • Matched giving for a fundraising cause

...Support.

  • Contributory pension scheme based on level of seniority
  • Generous and inclusive parental leave and sick pay policies
  • Individual Learning & Development budgets
  • A Mac laptop
  • £100 personal budget for your home working station + a new monitor
  • Mobile phone contract contributions
  • Cycle to work scheme

...Socialise.

  • Fifty Thursdays - monthly breakfasts and an early finish with games and drinks
  • Company-wide quarterly socials

Work-Life Balance at Fifty

Flexibility

  • Flexible working arrangements
  • Work abroad options
  • Dog friendly office

Wellbeing

  • Access to free counselling through our Employee Assistance Programme
  • Three 'Duvet Days' in addition to annual leave
  • Private healthcare
  • Discounts on gym memberships and spa retreats

For more insight into Fifty culture and office life, you can find us on Instagram .

Our Diversity and Inclusion Commitment 

At its core, Fifty aims to understand humans better – but this mission doesn’t stop with our technology, it feeds into our internal ethos too. Our belief in the power of human connection has helped us build a workplace where everyone can thrive and succeed. We know that the best work happens when we bring diverse and innovative minds together to work towards a common goal. So if you want to join team Fifty, we can’t wait to hear from you! You can find out more about our commitment to Diversity and Inclusion here.

If you come from a marginalised or underrepresented group, we urge you to apply. We believe that diversity is key to building a strong and innovative team, and we want to ensure that all voices are heard and valued. If you are hesitant to apply because you don't feel you meet every single job requirement, we want to reassure you that we encourage all qualified candidates to apply. We believe that your unique perspective and experiences can bring invaluable insights to our team, and we are committed to providing a supportive and inclusive work environment where everyone can thrive.

If you require additional support, reasonable adjustments or would just like an informal chat about the recruitment process, please reach out to our People Manager at [email protected]

For the first stage in our recruitment process, your application documents will be anonymised. We therefore ask that you do not include your name or any other identifiable information in the written sections of the application.

Our Logistics

Our process consists of:

  1. 30 minute meeting with our People Manager to bring your CV to life and give you an insight into working at Fifty
  2. 45 minute video meeting with the hiring team who will ask and answer role specific questions
  3. Task based, face-to-face interview with our directors and our People Manager

We are able to let you know if you are invited to an interview or not. However, we do receive a lot of applications and as a small team we are sometimes unable to give individual feedback on each application.

Posted 2025-10-04

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