Stagwell Global, LLC

Account Director (Planning)

Job Locations UK-London
Requisition ID
2025-6284
# of Openings
1
Category (Portal Searching)
Media

About Us

At Assembly, our mission is to find the change that fuels growth. We apply this principle to the work we do with our clients and to how we engage with our people. We’re a modern global agency bringing together media, data, technology and talent to make brands perform.

 

Our business is purpose driven. In March 2022, we were named Ad Age’s first ever Purpose-Led Agency of the Year, recognised for our mission to leave the world better than we found it. This year we became B Corp certified, the result of a two-year journey. We’re proud to have created a culture where diversity of thought, experience, and background are valued, within an environment that fosters continuous learning, adaptability, and a shared passion for meaningful impact.

When you join Assembly, you become part of an award-winning global community of digitally led experts, home to 1,500 talented people across 25 offices globally. Together we create unique data, technology and media solutions that enable faster and smarter problem solving within an inspired, collaborative workplace.

 

Assembly is poised for its next chapter of growth. We’re a meritocratic, high-performance business with a progressive outlook and a growth mindset in all that we do. To realise our potential we need some new skills and thinking.

 

The core DNA of Assembly lies in digital performance marketing. New and existing clients are asking us to extend this expertise across all media, connecting traditional channels with digital methods of execution, measurement and automation. We were born the right way to do this – we’re building out from a leading digital and technology capability and adding the rest, rather than trying to reverse engineer a legacy business into a more modern version of itself. At Assembly we ask our people to embody three core values:

 

Show Up: actively contribute to a space of personal and collective growth

Make Change: embrace obstacles as opportunities, taking intentional steps to drive positive change

Win Well: approach success with integrity, responsibility, and a commitment to collaboration, understanding that the journey is as important as the destination.

 

We look forward to meeting you and to discussing how we can grow together.

Overview

We are seeking a dynamic and results-driven Account Director to join our team, developing integrated, omnichannel media plans. In this role, you will be an integral member of the account management team, shaping the planning and execution of media campaigns for our flagship client. The ideal candidate will be responsible for managing client relationships, thrives on innovation and creativity through test & learn and with a results driven mindset. This role requires a strategic thinker with strong analytical skills, a deep understanding of digital marketing channels, and the ability to build and maintain strong client relationships.  

Responsibilities

Client Relationship Management: Serve as the point of contact for assigned clients, ensuring high levels of client satisfaction.  
Work very closely with client lead, assisting, develop and maintain strong, long-term relationships with clients.  
Understand clients' business goals, challenges, and industry trends to provide  planning insights and initiative.  
Organise all client account management duties using project boards and stakeholder management.   

 

Strategy & Planning: Develop plans and manage comprehensive digital marketing strategies across various channels, including PPC, social media, display advertising and general digital ecosystems.  Knowledge of offline channels as well including OOH and TV, and their role within the strategy/plan. Using assembly tools, you will be able to build audience profiles, generating insight which will help media execution. 

 

Campaign Process and Management: Be laser focused with numbers. Analyse and report on campaign metrics using various platforms, offering regular performance updates and recommendations. Conduct A/B testing with the team and other optimization techniques to enhance campaign effectiveness.   

 

Performance Analysis and Reporting: Monitor, analyse, and report on campaign performance metrics using channel platforms and data stitched into BI dashboards. Provide clients with regular performance reports, insights, and recommendations for improvement. Use data-driven insights to inform strategic decisions and optimize cross-channel campaign performance with the team.   

 

Collaboration and Coordination: Support the client lead with performance business reviews and media planning process. Work closely with internal activations teams to ensure campaigns are executed with best practise and ensuring that process guidelines are followed for example taxonomy. Coordinate with external vendors and partners as needed to support campaign activities. Stay up-to-date with the latest media & digital marketing trends, tools, and best practices.   

 

Budget Management: Manage client budgets effectively, ensuring that campaigns are delivered within budget constraints.  Understand how multiple POs work and balance sheets checkers are in place. Ensure all financial reconciliations are completed on time and accurate.  

Required Skills

  • Experience: 5+ years in digital media planning, account management, or a related channel-specific role, with experience in both digital and traditional media (such as OOH and direct buys). 
  • Technical Skills: Strong proficiency in Excel and PowerPoint, and a proven ability to manage and optimize digital campaigns. Proven in audience research tools such as GWI, and others such as social listening are a plus.  
  • Analytical Mindset: Excellent analytical skills to interpret data, identify trends, and provide clear, actionable insights. 
  • Communication: Exceptional communication and interpersonal skills to effectively collaborate with team members and build client relationships. 
  • Strategic Ability: You will be able to think strategically about long term planning cycles and work with your strategy lead to create annual strategic frameworks.   
  • Digital Savvy: A strong understanding of the digital media landscape, including current trends, biddable ad managers, programmatic buying, and local publication dynamics. 
  • Adaptability: Ability to work both independently and as part of a collaborative team in a dynamic, fast-paced environment. 

Equal Opportunities

Assembly is an advocate for equal opportunity in the workplace. We are committed to ensuring equal opportunities regardless of race, colour, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability and gender identity. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires accommodation, please let us know.

Options

Sorry the Share function is not working properly at this moment. Please refresh the page and try again later.
Share on your newsfeed