He was educated at IIT in Kharagpur, and Birmingham University where he attained a MSc in Engineering Production and Management and a PhD in Engineering Production.
He married Brigid Carmel Rabbitt in 1981 and they have three daughters.
Lord Bhattacharyya is a professor of manufacturing and director for Warwick Manufacturing Group at Warwick University. He is also a scientific adviser to the South African government.
He was honoured with a CBE (Commanders of the British Empire) in 1997 and KBE (Commander of the Order) of the British Empire in 2003.
He was awarded the IEE (Institution of Electrical Engineers) Mensforth Gold Medal in 1998 and made president of India Padma Bhusan in 2002.