Jules Milner started his career in structural engineering. He gained his Diploma in Structural Engineering from Witwatersrand Technical College, Johannesburg and then graduated with a B.Arch (Cum Laude) from the University of the Witwatersrand.

Returning to Israel in 1977 he commenced a partnership with an international firm based in South Africa. Milner Architects, Israel, was set up as an independent firm in 1990.

From 1996 to 2004, Jules lectured in design technology at the Bezalel Academy of Arts and Design in Jerusalem.