On 23 February 2020, Hicks ran the Seville Marathon held in Seville, Spain. He placed 22nd in a personal best time of 2:10:04. This performance qualified him to represent his country at the 2020 Tokyo Olympic Games men's marathon.[4]
Hicks has retired from international competition, but continues to race nationally in New Zealand. In 2023, he won the Rotorua Marathon.
Hicks is also a geotechnical engineer, graduating from the University of Canterbury in 2011 with a master's thesis on the analysis of wind turbine foundations using Multichannel Analysis of Surface Waves.[6]