Matt Tiernan is a seasoned technology architect with extensive experience in leading architectural strategies within prominent retail organizations. Currently serving as Head of Architecture at Dunelm since October 2025, Matt previously held pivotal roles at John Lewis Partnership, including Chief Architect for Waitrose and various architecture positions focusing on supply chain and fulfilment. Notable achievements include formulating technology strategies that secured significant investments and driving the alignment of technology capabilities with business growth objectives. Earlier career experiences at EY and Accenture provided a strong foundation in IT advisory and enterprise architecture. Matt earned a BA with first-class honors in Geography from the University of Southampton.
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