Jega was born in Tiruchirappalli to John Britto, is a retired director in the department of sericulture, and Mary Sucila, a joint chief inspector of factories in Trichy. He attended Campion Anglo-Indian Higher Secondary School and was raised in Tiruchirappalli. He later moved to Chennai to do his undergraduate degree B.E. in Sathyabama University. Jega made his cinematic debut in 2014 with the successful Gnana Kirukkan. Since the release, he has got movie offers for various other films and is presently working on Unnaal Ennaal. Besides acting, Jega enjoys volunteer work as to help various NGOs and local communities through his acting school "Natchathirapattarai".