Péter studied at the Technical University of Budapest, Faculty of Architecture and graduated with honours in 1979.
He worked at different design offices between 1979-1982. Between 1988-1996 he was assistant professor at the Ybl Miklós College of Construction Technology.
He joined KÖZTI in 1997 and started to work first at the studio of László Szabados, then at that of Csaba Csontos. He got his senior architect appointment in 1986 and his own studio in 2006. He retired in 2021.
He has worked as a senior architect or associate architect on the reconstruction and development of several historic buildings. Some of his most important projects include the Budapest Sports Arena, the House of Dialogue, the European Youth Centre Budapest, Hotel Bambara at Felsőtárkány, the Castle Garden Bazaar and the Diósgyőr Football Stadium.
Péter has been a member of many professional societies, design committees and diploma committees.
He has received numerous professional awards. He was awarded the Ybl Miklós Prize in 2014, the Pro Architectura Prize in 2019 and the Csonka Pál Award in 2020.