Soman was born in Glasgow, Scotland. His family moved to a place near London, England where he lived until the age of seven, then his family moved back to India and settled in Dadar in Mumbai in 1973 . His father Prabhakar Soman was a nuclear scientist with the Bhabha Atomic Research Centre while his mother Usha is a biochemist, who taught at Wilson College, Mumbai. Soman has two elder sisters Netra and Medha, and one younger sister, Anupama who is a year younger than him. Soman's all four grandparents were doctors. Soman did his schooling from Dr. Antonio Da Silva High School and Jr. College of Commerce, Dadar, Mumbai. Later, he completed his Diploma in Electrical Engineering from M. H. Saboo Siddik Polytechnic, Byculla.