 Grella returned to Leeds the following day, however, when it became clear that he could not play for Motherwell as he had already played for two different clubs (Leeds and Carlisle) earlier in the season.On 24 February 2011, Grella agreed to join Swindon Town on loan until the end of the 2010–11 season.Grella scored his first goal for Swindon against Dagenham & Redbridge on 12 March.