Smith first appeared on the bench for Norwich City in January 2008 as an unused substitute in an
FA Cup match against
Charlton Athletic. He made his professional debut in a 0–1 defeat to
Sheffield Wednesday at
Carrow Road on 4 April 2009, as an 82nd-minute substitute for
David Carney. Smith featured regularly in the Norwich team during the 2009–10 season as they won promotion from
League One to the
Championship as champions. In July 2010, Smith was handed the number 18 shirt and continued to play regularly as Norwich won promotion to the
Premier League. In January 2012, Smith penned a one-month loan deal at
Barnsley. He made an instant impact at Oakwell, assisting two goals on debut against
Derby County in a 3–2 victory for the Reds on his 21st birthday. In September 2012, Smith signed on a 93-day emergency loan at League One club
Yeovil Town, making his debut as a substitute away at
MK Dons in a 1–0 defeat. On 15 March 2013, Smith signed on loan with
Oldham Athletic until the end of the season.
Oldham Athletic Smith signed a permanent two-year deal with Oldham Athletic on 20 June 2013, after being released by
Norwich City having been at the club for seven years. Smith was made captain of
Oldham Athletic after manager
Lee Johnson said Smith was as brave as a lion, brave on the ball and can take the ball anywhere. Smith left Bristol City on 9 August 2020 after spending six years with the club.
Swansea City On 14 August 2020, Smith joined
Swansea City on a two-year contract. It was confirmed that Smith would leave the club upon the expiration of his contract at the end of the
2021–22 season.
Derby County On 16 July 2022, Smith dropped down to League One to join newly relegated
Derby County on a two-year contract. Smith would make 48 appearances for Derby County during the
2022–23 season, 40 these in the league, he was ultised as a midfielder as well as a right-back under
Paul Warne. Smith scored his first goal in nearly six years on 29 July 2023 in a
2023–24 pre-season friendly for Derby against Premier League side Sheffield United, tapping in from close range after a
Nathaniel Mendez-Laing cross, Derby would go on to lose the game 3–1. Smith scored his first goal for Derby in a competitive fixture during the 2023–24 season, scoring the first goal in a 3–1 League One victory at
Blackpool on 3 October 2023, he also played a part in the other two Derby goals that night. Smith made 37 appearances for Derby during the season, to go alongside his goal against Blackpool as Derby managed to secure automatic promotion by finishing runners-up in League One. On 18 May 2024, it was announced that Smith would leave Derby at the end of his contract on 30 June 2024, after 85 appearances and one goal over two seasons.
Cambridge United On 17 July 2024, Smith joined
Cambridge United on a two-year deal.
Personal life Korey is married to Hattie Bourn with whom he shares three children. His brother in law is England Rugby player
Joe Launchbury (their wives are sisters). ==Career statistics==