Madeleine Duffield is a seasoned product management professional with extensive experience in leading product development and strategy across various sectors. Currently serving as a Product Manager at Visa since July 2025, Madeleine previously held the same title at Marks and Spencer, where responsibilities included defining the roadmap for the homepage, executing A/B tests, and delivering key releases aligned with strategic goals. Prior experience at Vodafone encompassed roles as Product Owner for Home Broadband, Digital Change Specialist, Business Analyst, and Junior Product Owner for the My Vodafone App, where Madeleine focused on agile project management and user experience enhancement. An early career in marketing and communications added to Madeleine’s diverse skill set, rounded out by a Bachelor of Science degree in Genetics from Cardiff University.
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