Paid Media Assistant

Overview 
 
Stella McCartney is seeking a proactive and detail-oriented Paid Media Assistant to support the planning, execution and optimisation of multi-channel paid media campaigns across digital and offline platforms. This role will play a key part in delivering integrated brand and performance marketing initiatives that drive awareness, engagement, and revenue while maintaining Stella McCartney’s luxury positioning and sustainability-led values. 
 
The successful candidate will support campaigns across brand and performance media, with a focus on Paid Search and Paid Social - owning campaign briefing, channel reporting and asset organisation while collaborating with internal teams and agency partners to ensure best-in-class execution. 
 
Key Responsibilities 

• Support the planning, execution and optimisation of paid media campaigns across Paid Search and Paid Social 

• Own the end-to-end briefing process for all paid media campaigns, ensuring briefs are delivered clearly, accurately and on time 

• Coordinate with Brand Copywriter, creative image teams and key internal stakeholders to manage the development and delivery of campaign assets across all channels 

• Support day-to-day communication with external media agencies to support campaign briefing, implementation, reporting and optimisation 

• Own agency briefing across campaign objectives, audience targeting, creative requirements and media plans 

• Review agency performance reports and provide analysis on campaign effectiveness and optimisation opportunities 

• Monitor campaign performance across all channels, tracking KPIs including ROAS, CTR, CPC, CPA, LTV, reach and engagement 

• Coordinate with feed partner to oversee product feed updates, including the creation and maintenance of custom labels to support campaign optimisation and segmentation 

• Troubleshoot campaign delivery issues, escalating where necessary, while maintaining platform hygiene and accurate documentation across ad accounts 

• Produce weekly and monthly performance reports with actionable insights and recommendations for internal stakeholders, as well as keeping the brand paid media calendar up to date 

• Work closely with brand, content and creative teams to ensure all paid media output aligns with Stella McCartney’s brand guidelines and marketing calendar 

• Support the Media Manager across Affiliate Marketing, Programmatic Display, Out-of-Home and Print channels 

• Partner with the Media Manager to support business presentations and communicate channel insights to key stakeholders 

• Stay up to date with industry trends, platform updates and competitor insights to ensure best in class execution and identify opportunities 
   
   

Skills & Experience 

• 1 year of experience in paid media (within luxury fashion is a plus) 

• Knowledge of performance paid media channels – particular strength in Paid Search and Paid Social 

• Passionate about luxury fashion market and media landscape 

• Experience managing creative briefing and asset coordination 

• Awareness of advertising platforms such as Google Ads, Meta Ads Manager and TikTok Business Center 

• Strong analytical skills with confidence using Excel and awareness of reporting tools including Google Analytics 4 and Looker Studio 

• Ability to collate and present reporting materials and insights in a clear and digestible PowerPoint format 

• Experience liaising with agencies and third-party partners 

• Excellent organisational and project management skills with exceptional attention to detail – able to juggle priorities with ease 

• Experience with tracking, tagging or campaign setup processes is a plus 

• Ability to manage multiple deadlines in a fast-paced, complex environment 

• Strong written and verbal communication skills 

• Highly organised with strong attention to detail 

• Proactive and solutions-focused 

• Collaborative team player with excellent interpersonal skills