By August 1940 the Polish Air Force already had more than 8,000 men on its strength in Britain and eventually it consisted of sixteen fighter and bomber squadrons had been formed which were operationally subordinate to the RAF.
On 13 February 1943, he took over command of No. 308 Polish Fighter Squadron: at 26 he was the youngest squadron commander in the Polish Air Force and the first from the twelfth entry at Dęblin to reach such a position.