Derek has worked at almost every level of the software development foodchain over the last 20 plus years. He has experience in real-time motion control, ERP stock control and barcoding systems, software licencing, developer tooling and shrink-wrapped software as well as several open source projects.
He is a Principal Developer at Sage UK, helping to deliver cloud-based business solutions in .Net on Microsoft's Azure platform.
His main areas of interest are in using agile methods to help improve what we ship, XP, TDD, continuous and deliberate learning, visual thinking, design and, of course, code.
He is a co-organizer of the NE Bytes .Net user group and dislikes writing in the third person.