LOCATION: London
FUNCTION: Marketing & Communications
TEAM: Marketing
MANAGER: Sonia Terry
KPIs: Profit, Leadership Contribution, Engagement

ABOUT THE ROLE:
As the Global Brand Media Manager at COS, you will play a pivotal role in shaping and overseeing the execution of our global brand media strategy, with a clear focus on increasing brand awareness and effectively landing our brand point of view. Based within the Marketing & Communications team and reporting to the Head of Media & Strategy, you will be responsible for overseeing the implementation of brand media across all regions, ensuring consistency, impact, and alignment with COS’s overarching brand point of view. This role oversees key brand channels including Paid Social, OOH, Display, Online Video and CTV, collaborating closely with regional teams and agency partners to deliver aligned and impactful campaigns.

RESPONSIBILITIES 

• Shape brand media channel strategies, including paid social, display, CTV and OOH – ensuring alignment with business objectives and paid media KPI's.  
• Act as the central authority for global execution standards maintaining best practice across all brand media channels and elevating our brand POV globally. 
• Review the execution of regional upper and mid-funnel paid media activity to ensure alignment with the global paid media strategy across all channels. 
• Guide and empower regional teams, providing strategic channel guidance, tools, and best practices for campaign execution.
• Develop global best practices, playbooks and frameworks for brand media channels to support consistent and efficient execution across markets.
• Act as the first point of contact for regional teams, resolving tactical queries related to brand media and ensuring local campaigns enhance global alignment.
• Stay at the forefront of the paid media landscape, evaluating emerging media and platform trends to ensure COS remains a leader in paid advertising
• Partner with Global Creative, Regional Paid Media and agency teams to ensure assets are fit-for-purpose and delivered for maximum impact.
• Monitor and enforce global brand safety guidelines, ensuring 100% quality environment delivery across all paid touchpoints.
• Translate insights into action, feed into key reporting milestones, share learnings and recommendations across markets and drive actions to scale impact 

 SKILLS & ABILITIES

• Extensive experience working in paid media within a large premium brand or agency environment
• Upper-funnel technical expertise - deep technical knowledge of brand-building channels, including Paid Social, Display, OOH, and CTV.
• Data-driven decision making – strong analytical skills with the ability to interpret brand health and brand media data and translate insights into clear actions. 
• Budget optimisation & media efficiency – ability to maximise ROI and drive impact with constrained budgets.
• Global mindset – experience working across multiple markets, balancing global consistency with local nuance.
• Stakeholder management & influence – ability to influence key stakeholders and agencies, as well as to guide and align regional teams without direct ownership.
• Strategic storytelling – clear, concise storytelling and the ability to translate complex data into actionable recommendations.
• Commercial acumen – understanding of how paid media investment drives brand demand, revenue, profitability, and brand growth.
• Cross-functional collaboration – ability to collaborate cross-functionally with analytics, performance media, content and design teams.
• Governance & best practice development – ability to create scalable frameworks and elevate execution standards globally.
• Project management - capable of working across multiple paid media projects and campaign roll-outs with multiple stakeholders.
• Experience working with large-scale global media agencies, ensuring they deliver against both strategic KPIs and operational SLAs.

This is a full‑time role based in London. The position requires a presence in the office 3 days a week. To apply for this role, please submit your application, including a copy of your CV, no later than 8th May 2026. We encourage you to apply as soon as possible, interviews will take place week from April 27th – 15th May 2026 held in person.