Jon presented at the London MySQL Meetup Group in July 2013, talking about how The Scale Factory deploy and manage Linux infrastructure.
At PuppetCamp London in April 2013, Jon shared some of what we've learned about writing reusable modules for puppet.
At Percona Live London in October 2011, Jon and Mike gave a presentation on design patterns for scalable LAMP infrastructure, covering the types of things that we consider when building a Scale Factory infrastructure. Attendees of this session rated the presentation as 4.2 out of 5 for content.
In April 2010, Jon gave a talk to the London DevOps group introducing Zabbix, the monitoring tool of choice for The Scale Factory. This talk was video recorded, and you can view it on Julian Simpson's website or download the slides below.