After graduating with a degree in Mathematics from Oxford University, Dave spent the next 30 years working in the defense industry in a variety of roles, including large scale software development, consultancy, research and program management. A founder of an engineering consultancy subsequently sold to a multi-national he was then an independent technical consultant for a few years before a career switch to become a school bursar.  Most recently he is working part time for a local youth focused charity providing finance & governance support.