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Senior Account Manager

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Morgan Street Holdings
Full Time position
Listed on 2026-03-07
Job specializations:
  • Business
    Business Management, Business Analyst, Business Development
Salary/Wage Range or Industry Benchmark: 80000 - 100000 GBP Yearly GBP 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Location: Greater London

Reporting

Location:

London - 16 Hatfields

Workplace Type:
Hybrid

CLIENT:
O2

REPORTING TO:
Group Account Director

ABOUT US

tmsunites technology, marketing andsourcing todrive transformational changefor the world’s leading brands.

With 1000+employees across 26 countries, we offer an impressive range of solutions — from inspiration and innovation to category management and delivery. Most importantly, we're aplace where you can achieve great things,and be recognized as the best.

Our parent company, HAVI, is a global, privately held company that delivers expertise and experience acrossanalytics,packaging, sourcing, supply chain, and logistics. Together, we unlock potential in our shared talent, more career opportunities and benefits, and an elevated service for our clients — which include the likes of McDonald’s, T-Mobile, O2 andadidas — as well as their customers.

Learn how we're bringing together technology, marketing, and sourcing to transform brands through "The Power of And":

WHAT MATTERS THE MOST

Breakthrough, business-driving ideas come from extraordinary people with the freedom to be their most authentic selves atwork. And we know authenticity and diversity — critical elements of our business — can only be realized when we create accessand equity for all. We foster a culture of inclusion and belonging and aspire to be ever-evolving, always growing and listening.

If you want your ideas to be heard and to contribute to a culture of inclusion and authenticity, bring us your voice!

WHY WE THINK YOU WILL LOVE THIS ROLE

Back in January 2020 TMS were thrilled to be appointed as O2 Priority’s partnership agency of choice. Priority is the jewel in O2’s impressive crown, the centre of their commitment to become truly customer centric. And as the telecoms sector continues to evolve, Priority will be one of – if not the – key strategic focus for the business.

To continue to develop and strengthen our relationship between O2 and TMS, we’re looking for a Senior Account Manager to join our team.

Building on your experience, strength of relationships and valuable insight into the client’s business operations and approach, you will support the Client Service and Partnership teams in the flawless delivery of all BAU and Priority campaign activity. This is an opportunity not only to be part of the most enviable partnerships accounts in the world, but also to help build and mentor the department into a true power-house in the industry.

We will be an important strategic player for O2 - setting the Priority vision for the next 6 months (and next 6 years); solving O2’s and partners’ genuine business challenges; providing innovative thinking and innovative creative ideas. This is a truly awesome opportunity to be part of a team who will create and build customer experience solutions that drive fame for O2 Priority.

Finally, we guarantee that you will leave changed. Because we help our people to achieve their goals. Come her to experience. To experiment. To make mistakes. To challenge your own limits.

ROLES AND RESPONSIBLITIES
  • Thrive on taking ownership of your work streams and delivering market leading partnerships and campaigns from positioning to concept to design to implementation to evaluation, on time and within budget.
  • Confident communicator both written and verbal. Calm and level-headed, leading all relevant workstream meetings, both internal or external.
  • Owner and advocate of our O2 process at all stages of the project or partnership, ensuring a high level of accuracy and attention to detail.
  • Confident in directing strategists and concept teams in campaign and BAU development and drive forward the implementation of all campaigns with the aim to deliver results that drive our KPIs.
  • Makes informed decisions based on analysis of the situation and different perspectives from either the client or partner agency.
  • Works closely with our third-party partners.
  • Builds strong relationships with all internal and external stakeholders
  • A strong eye for detail, with a passion for delivering best in class work.
  • Excellent presentation skills (writing and delivering)
  • Understands the partnerships discipline and how it can benefit both our client and…
Position Requirements
10+ Years work experience
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