Paul is known as the father of the Cloud Native computing concept and has a long history of working in open source and middleware, including work on Apache Axis2, Synapse, and WSO2 Carbon. Most recently, Paul completed a Ph.D. looking at how personal middleware can improve IoT security and privacy from the University of Portsmouth. He is a visiting lecturer at the University of Oxford, has published a number of peer-reviewed articles and has two patents. Paul previously worked at IBM where he was an STSM.