Ian McMillan

Results-driven eCommerce Consultant and Functional Architect with 15+ years’ experience delivering enterprise eCommerce, CRM, and digital transformation programmes across both consultancy and client-side environments. Trusted advisor to global brands including Ralph Lauren, Le Creuset, Santander, Clarins, Disney, and Shiseido, with deep expertise across FMCG, B2C, and B2B sectors.

Proven track record in requirements definition, solution design, and complex platform integrations spanning SAP Commerce, Salesforce Commerce Cloud, Magento, shopify and broader enterprise ecosystems including OMS, WMS, PIM, ERP, and CRM. Highly experienced in D2C, B2B, and omnichannel commerce, consistently driving revenue growth, operational efficiency, and improved customer experience.

Known for strong relationship-building and clear stakeholder communication, effectively bridging business and technology teams to deliver high-quality outcomes. Brings exceptional attention to detail and robust project and programme management capabilities, ensuring complex initiatives are delivered on time, to scope, and with measurable business impact.

Lead Functional Architect, eCommerce Practice Lead, eCommerce Consultant

Merkle, London | July 2021 – December 2025

Led design, delivery, and pre-sales of scalable eCommerce and MarTech solutions for enterprise retail brands. Directed cross-functional teams across eCommerce, product, and delivery functions while establishing practice standards and best practices.

• Spearheaded pre-sales activities including client workshops, solution proposals, and presentations for enterprise eCommerce and omnichannel strategies
• Designed scalable D2C platform architectures integrating OMS, WMS, ERP, CRM, and PIM systems for seamless operational efficiency
• Conducted requirements-gathering workshops translating business needs into functional specifications, user stories, and solution designs
• Managed stakeholder relationships at executive and operational levels ensuring technology delivery alignment with commercial priorities
• Defined CRO, UX/UI, trading calendars, and customer journey requirements supporting data-driven optimization programs
• Delivered solutions enhancing personalization, loyalty, retention, and customer lifetime value
• Established delivery standards, frameworks, and best practices across eCommerce practice
• Mentored cross-functional teams providing leadership and performance management guidance

National Diploma Information Technology – IT & Business
Wits University, Johannesburg | 1997

Graduate School of Business Administration
Wits University, Johannesburg | 1999