March 2018, Clarke scored his first goal for Pat's in a 1–0 win over Bohemians at Dalymount Park in the Dublin derby. His next goal came on 30 March 2018, scoring in a 2–1 defeat to Derry City at the Ryan McBride Brandywell Stadium. He followed that up by scoring his side's fifth goal in a comprehensive 5–0 win at home to Bray Wanderers. Clarke opened the scoring in a 2–0 win over Sligo Rovers on 15 May. On 17 July 2018 he played against Premier League side Newcastle United in a friendly at Richmond Park. He scored in a 1–1 draw away to Champions Cork City on 19 August 2018. He finished the season with 5 goals in 36 competitions in all competitions. 2019 season Clarke signed a new 1 year contract with the club on 19 November 2018. Struggles with injuries, coupled with new manager Harry Kenny mainly deploying formations that had no out and out wingers, resulted in little game time for Clarke in the early part of the season. He made his first appearance of the season on 8 March 2019, coming off the bench in the 65th minute in a 1–0 loss to Shamrock Rovers in a sold out Richmond Park. On 12 April 2019, he scored an injury time equaliser away to Cork City, his first goal of the season. Clarke earned his side all 3 points when he scored the winner away to Waterford on 5 July 2019. 6 days later he made his first European appearance in 3 years when he came off the bench for Gary Shaw in a 2–0 defeat to IFK Norrköping of Sweden. He played the full 90 minutes in a friendly against UEFA Europa League Champions Chelsea, of the Premier League on 13 July, being marked by Emerson and then Premier League winner Marcos Alonso. He made his 200th League of Ireland Premier Division appearance in the final game of the season against Champions Dundalk at Oriel Park. 2020 season On 4 January 2020, it was announced that Clarke had recently signed a new contract with the club for the 2020 season under new manager Stephen O'Donnell. After making 4 appearances before the league was postponed due to the Coronavirus pandemic, it was announced that Clarke had left the club on the 3rd August 2020 to concentrate on his job as a personal trainer. Career statistics Professional