Career
Born in Middlesbrough, North Yorkshire, Fewster joined the Middlesbrough academy and throughout the ranks, Fewster signed his first professional contract. On 27 August, Fewster scored his first senior goal against Preston North End on his second senior outing for the club Fewster joined Preston North End on a season-long youth loan on 27 November 2014.
However, the loan was cut short for "personal reasons" after only two weeks.
Fewster signed for League Two club York City on a one-month youth loan on 26 November 2015 and scored on his debut against Accrington Stanley. Fewster has represented England at under-16, under-17, under-18 and under-19 levels.
On 18 February 2014, Fewster scored a hat trick for England U18 against Belgium U18. He scored on his U19 debut against Germany in a 1-1 draw, before scoring 4 goals in 3 games in the first round of 2015 U19 European Championship qualifying.