a 1–0 loss at Wolverhampton Wanderers, and scored his first goal for the club in a 1–1 draw away to Fulham on 23 September. Fulham On 31 January 2018, Christie joined Championship side Fulham for an undisclosed fee. He made his debut for Fulham in a 1–1 draw at Bristol City on 21 February 2018. At the end of the season, Fulham were promoted to the Premier League. Christie scored his first goal for Fulham in an EFL Cup tie against Millwall on 25 September 2018. In August 2019, Christie accused a Fulham fan of assaulting his sister and the fan's wife of using racist language at the club's opening game of the season, a 1–0 loss at Barnsley. On 13 January 2022, Christie joined EFL Championship side Swansea City on loan for the remainder of the 2021–22 season. He scored his first goal for the club against Bristol City on 13 February 2022. In May 2022 while on international duty, Christie revealed that he was now a free agent as he would not be signing a new contract at Fulham following the end of his contract, he also confirmed that he had interest from clubs outside of England interested in him. Hull City On 26 August 2022, Christie moved on a free transfer to Championship club Hull City. International career Born in England, Christie was eligible to represent the Republic of Ireland through his grandmother from Dublin. In October 2014, Ireland manager Martin O'Neill asked Christie to represent the Republic of Ireland, having been impressed with his performances for Derby at the beginning of the 2013–14 season following his move from Coventry. On 10 November, Christie was called into the Ireland squad for a UEFA Euro 2016 qualifying match against Scotland, and a friendly against the United States. On 18 November 2014, Christie made his international debut for Ireland against the United States, in a 4–1 win at the Aviva Stadium, with O'Neill praising his performance. He scored his first international goal on his next cap, a 4–0 away win over Gibraltar on 4 September 2015 which was his competitive debut in UEFA Euro 2016 qualifying. That 8 October, he played in a victory over world champions Germany in another qualifier, and was praised for his contributions. Christie scored an own goal on 14 November 2017 as the Irish lost 5–1 at home to Denmark in a 2018 FIFA