Devji graduated from Kingston University in 2004 with a first-class degree in civil engineering. He has developed technical expertise in specialist contracting. At Abbey Pynford he was responsible for the design of piled raft foundations. Upon moving to GSS in 2012, he became a specialist in restricted access piling, pile design and the design of temporary works for multi-level basements. After completing MSc in structural engineering at Surrey University, Devji become a Chartered Civil Engineer in 2015 and is an active member of the Institution of Civil Engineers. Devji still supports the team in providing efficient and practical solutions.