Sobhan was educated at Westonbirt School in England and studied law at Girton College, Cambridge, in 1958. She was called to the bar from Lincoln's Inn in 1959 and became one of Pakistan's first women barristers. She began working with a law firm in Karachi, M/S Surridge & Beecheno, as a legal assistant to practice in the High Court.
Sobhan's educational background was at Westonbirt School in England, where she studied law at Girton College, Cambridge, in 1958. Her admission to the bar from Lincoln's Inn in 1959 marked a significant milestone as one of Pakistan's first female lawyers. She began her career with M/S Surridge & Beecheno in Karachi, working as an associate attorney to gain experience in the High Court.