He has worked for architectural and planning offices in the UK, USA, and Malaysia, and trained as a cabinet-maker in Germany. He has taught since 2002 at different schools including the AA, the University of Nottingham, and The Bartlett School of Architecture, UCL. He is currently the director of the AA Projective Cities programme. Jacoby co-edited Typological Formations: Renewable Building Types and the City (2007), co-curated Urban Futures: Ideas of the City (Sydney, 2009), and guest-edited the Architectural Design special issue ‘Typological Urbanism: Projective Cities’ (2011).