Harry Marshall Email & Phone Number

Amsterdam, North Holland, NL

London, GB

• Leading the Product team, I drove an overhaul of the Tech department by developing and executing a platform-first strategy that culminated with a successful £53m acquisition by Hyatt.
• Directed the technical integration into Hyatt, increasing their bookable properties by 50% and substantially enhancing their loyalty program’s value.
• Reimagined the hotelier payment journeys between partners, members, hoteliers and Mr & Mrs Smith, cutting hotelier payment queries by 80%, and improving member conversion.
• Significantly raised standards within the Engineering team, shortening time-to-value.
• Fostered a feedback culture across the company, playing a central role in certifying as a BCorp.
• Mentored colleagues across the business, with two-thirds being promoted within 12 months.

London, GB

• Implemented a platform-first strategy that enabled the company’s significant growth, improving availability from <98% to >99.99%
• Brought a product mindset to the company, introducing a product vision and strategy thatturned the tech team from a support function to a value-adding department.

Welwyn Garden City, Hertfordshire, GB

• Modernised Tesco's approach to onboarding and maintaining suppliers and commercial customers. Took the Partner API from ideation to delivery, reducing Partner onboarding time by 20%, as well as building a true.
• Delivered the foundation for Tesco to systemise supplier setup and off-boarding.
• Removed some of Tesco’s dependence on monolithic and disparate mainframe systems.
• Worked closely with teams across Technology, Finance, Legal, Commercial, Audit, Fraud and Supply Chain to deliver a single source of truth of Partner data.
• Integrated with numerous internal and external APIs to significantly improve data quality and usability.
• Mentored Product Managers and Engineers across UK and India.

Welwyn Garden City, Hertfordshire, GB

• Built product to centrally authenticate colleagues logging into Tesco's c.40,000 tills
• Managed the migration of Identity's merge service to the cloud

Welwyn Garden City, Hertfordshire, GB

• Delivered the UI product for Tesco’s secondary leg transport team to reduce scheduled routes by 6% with a globally located team across the USA, UK and India
• Created an app from ideation to development to reduce the time spent handling instore Putbacks by 27%, equivalent to £7.3m/year
• Took Location Telemetry Data Insight product from conception through discovery to improve the business understanding of in-store movement

London, GB

Lake Buena Vista, Florida, US

Newcastle Upon Tyne, England, GB

Maun, Ngamiland, BW