Job Description
Company description Mars United℠ Commerce is a global commerce marketing practice that aligns people, technology, and intelligence to make the business of our clients better today than it was yesterday. Our worldwide capabilities coalesce into four key disciplines — Strategy & Analytics, Content & Experiences, Digital Commerce, and Retail Consultancy — that individually deliver unmatched results for clients and collectively give them an unparalleled network of seamlessly integrated functions across the entire commerce marketing ecosystem. These disciplines are powered by our industry-leading technology platform, Marilyn®, which helps marketers understand the total business impact of their commerce marketing activation, enabling them to make better decisions, create connected experiences, and drive stronger, measurable results. Learn more at https://www.marsunited.com/. Overview We are hiring a Senior Account Director to lead and shape commerce marketing for a major FMCG client with a diverse portfolio of well‑known household brands. This is a high‑impact role at the heart of connected commerce—combining strategic thinking, creative craft and collaborative leadership. You’ll guide integrated teams, influence senior client stakeholders and help evolve our offer from regional toolkits into meaningful UK market activation. If you enjoy building trusted partnerships and turning shopper insight into effective work, this role offers real scope to make your mark. Responsibilities What you’ll be doing Owning the day‑to‑day leadership of a large FMCG account, anticipating challenges and ensuring consistently high‑quality client service Building strong, trusted relationships with senior client stakeholders and acting as a key partner to their business Leading and developing a growing client‑servicing team, creating clarity, confidence and momentum Collaborating closely with creative, planning, digital and delivery teams to produce connected commerce solutions Shaping and presenting strategic and creative recommendations that influence client decision‑making Overseeing financial management across projects, ensuring accurate estimating, invoicing and commercial stewardship Identifying opportunities for growth—expanding scope, deepening partnerships and contributing to new business conversations Qualifications Skills we’re looking for Proven experience leading shopper or commerce marketing accounts, ideally within FMCG environments Confidence navigating complex, integrated agency teams and multi‑agency ecosystems Strong strategic judgement, with the ability to connect shopper insight to creative and commercial outcomes A collaborative leadership style that supports, develops and empowers others Clear, persuasive communication skills—written, verbal and in presentations Sound financial and operational acumen, with attention to detail and accountability Curiosity, resilience and a genuine interest in how shoppers behave across physical and digital channels Additional information Mars United℠ Commerce offers a wide range of benefits to support our employees. Full details are shared when you join, but highlights include core benefits such as Pension, Life Assurance, and Private Medical cover, alongside enhanced policies like Reflection Days and Shared Parental Leave. You’ll also have access to a range of additional initiatives, including: 📖 Please check out the Publicis Career Page which showcases our Inclusive Benefits and our EAG’s (Employee Action Groups). Publicis Groupe works primarily from the office or our clients' office four days per week. At Mars United℠ Commerce, we are proud to be an equal opportunities employer. We welcome and encourage applications from people of all backgrounds, and do not discriminate on the basis of race, ethnicity, nationality, religion or belief, disability, age, citizenship, relationship status, sexual orientation, gender identity, or any other protected characteristic. We are committed to providing a fair, accessible, and inclusive recruitment process. If you have any access needs - for example, related to disability, neurodivergence, or a health condition - please let us know. We’ll work with you to ensure the process works for you. Sharing this information will never impact your application. Guided by our values, we listen with empathy, uplift each other, take responsibility, and embrace change - building a culture where everyone feels seen, respected, and genuinely included. #LI-PH1
Skills we’re looking for Proven experience leading shopper or commerce marketing accounts, ideally within FMCG environments Confidence navigating complex, integrated agency teams and multi‑agency ecosystems Strong strategic judgement, with the ability to connect shopper insight to creative and commercial outcomes A collaborative leadership style that supports, develops and empowers others Clear, persuasive communication skills—written, verbal and in presentations Sound financial and operational acumen, with attention to detail and accountability Curiosity, resilience and a genuine interest in how shoppers behave across physical and digital channels
What you’ll be doing Owning the day‑to‑day leadership of a large FMCG account, anticipating challenges and ensuring consistently high‑quality client service Building strong, trusted relationships with senior client stakeholders and acting as a key partner to their business Leading and developing a growing client‑servicing team, creating clarity, confidence and momentum Collaborating closely with creative, planning, digital and delivery teams to produce connected commerce solutions Shaping and presenting strategic and creative recommendations that influence client decision‑making Overseeing financial management across projects, ensuring accurate estimating, invoicing and commercial stewardship Identifying opportunities for growth—expanding scope, deepening partnerships and contributing to new business conversations