Following his release from Notts County as a youngster, McDonald began his non-league career with Alfreton Town, breaking into the first team at the tender age of 16 in the 2006–07 season after two years in the youth set-up.

[4] Departing the club in May 2010, the forward spent a season with Carlton Town, scoring 22 times in 35 appearances.

[6] His spell also included a one-month loan at Matlock Town in October 2011, but he made the move permanent a month later before remaining with the club until the end of the season.

[8] Spending a single season with club, he also had a one-month loan away from North Street when joining Boston United in late January 2015.

[16] McDonald made his international debut for Montserrat on 27 March 2015, featuring in a 2–1 defeat to Curaçao during 2018 World Cup qualification.