Dafydd Vaughan

CTO & Digital technology specialist

I advise governments, public institutions and commercial organisations on digital transformation, building strong digital teams and delivering sustainable technology.

I’m the CTO for Public Digital’s consulting practice and the Independent Member for Digital on Aneurin Bevan University Health Board. I was a co-founder of the UK Government Digital Service and a strategic advisor to Centre for Digital Public Services in Wales.


Blog posts

I occasionally write blog posts on this website - these are my most recent

Rebuilding the car tax service in ten weeks in 2014

By replacing a failing legacy system with a working car tax service in just ten weeks, we proved that momentum and iterative delivery manage risk far more effectively than months of traditional planning. This approach turned massive legislative shifts into simple backlog items, demonstrating that 100 days is exactly enough time to prove the ‘art of the possible’ in any complex organisation.
15 May 2026

2025 year note

2025 has been a difficult year. It was a year that forced me to pause, reflect, and eventually reach a much better understanding of how my own brain works.
30 December 2025

The bridge to nowhere: Why your ‘Target Architecture' won’t ever deliver

Stop funding fictional target architecture blueprints and start funding empowered, long-lived teams. The traditional, rigid approach is too slow for the age of AI and will never solve your real-world legacy tech problems. It’s time to trade the fiction for empowered teams and clear principles.
31 October 2025
More blog posts