He won at Kraków 1938, thrice placed joined 4th at Choceň 1942, Prague 1943 (Alexander Alekhine won), Zlín 1943, and 4th at Teplitz-Schönau 1947. His peak years were about 1950, his best results being shared 2nd with Isaac Boleslavsky, Luděk Pachman, and Vasily Smyslov at Warsaw 1947 and 3rd at Bucharest 1949. Šajtar played on the Czechoslovak team against Great Britain in 1947 and in the Helsinki 1952 and Amsterdam 1954 Olympiads. He finished 2nd in the 1952 Czechoslovak Championship.