CTO Craft Con: London

Owning the Stack A CTO’s Guide to Building In House Systems Sathya Nandakumar, CTO, Holland & Ba

24:42 · 10 Mar 2026 – 11 Mar 2026 · YouTube

About this talk

This talk provides a first-hand account of Holland & Barrett's technology transformation since 2020, focusing on the transition away from legacy systems to the development of in-house platforms. The speaker discusses essential strategies for balancing speed, scale, and resilience during the shift to proprietary systems, highlighting how this change has influenced the company's engineering culture and delivery processes. The session offers valuable insights for organizations looking to modernize their technology infrastructure.