Southampton Ariyibi started his youth career at English club
Southampton in 2005 after being spotted playing for Oxford youth side Quarry Rovers. He came through the youth ranks with future first team regulars
Luke Shaw and
James Ward-Prowse. Ariyibi progressed through to the Under 21s team. He was named as one of Southampton's home-grown Under 21 players for the 2012–13 season in the official squad list. After being released by
Southampton, with
Mauricio Pochettino deciding against offering Ariyibi a permanent contract, Ariyibi joined several league clubs on trial including
Bolton Wanderers. He also joined UK Football Finder FC to help in enlisting a club.
Leeds United On December 11, 2013, Ariyibi signed for
Leeds United until the end of the season after a short trial spell. Upon signing for Leeds, manager
Brian McDermott described Ariybi as ''an exciting player, very, very quick. He's a great lad too''. After suffering an injury during the club's development-squad game against
Coventry City, He was then given squad number 27 shirt and on Boxing Day 2013 he was named as an unused substitute against Blackpool. On December 29, 2013, Ariybi made his Leeds United debut coming on as a second-half substitute against
Nottingham Forest. He then made his second appearance for the side on January 1, 2014, against
Blackburn Rovers, but this time made his first start before coming off at half time, in a 2–1 loss. On March 25, 2014, Ariyibi joined
Tranmere Rovers on loan until the end of the season. Ariyibi made his Tranmere Rovers debut on the same day, where he came on as a substitute for
James Wallace in the 42nd minutes, in a 2–1 loss against
Swindon Town. His second appearance came four days later against
Carlisle United, again coming on a second-half substitute, in a 0–0 draw. However, with two appearances for the side, Ariyibi suffered an injury and didn't play again for the rest of the season. At the end of the season, on May 16, 2014, Ariyibi was released by
Leeds United.
Chesterfield After leaving Leeds United, Ariyibi went on trial at newly promoted
Premier League side
Burnley in mid-July 2014. Eventually, on August 29, 2014, Ariyibi joined
Football League One side
Chesterfield on a 12-month contract after turning down a deal at Premier League club Burnley. Ariyibi made his Chesterfield debut on September 13, 2014, coming on as a late substitute, in a 1–0 loss against
Scunthorpe United. However, Ariyibi struggled to regain his first team there at Chesterfield, due to being on the substitute bench and his own injury concern. By February 2015, he began to get more playing time for the side. Ariyibi then provided a double brace on February 28, 2015, in a 3–0 win over
Fleetwood Town. His form soon earned him a new contract, keeping him until 2017. A week later, Ariyibi scored his first Chesterfield goal on March 14, 2015, in a 3–2 loss against
Coventry City. Having become a first team regular for the rest of the season, Ariyibi finished his first season, making nineteen appearances and scoring once in all competitions. In the 2015–16 season, Ariyibi's first opportunities began to increase following the departure of
Jimmy Ryan,
Sam Clucas,
Tendayi Darikwa and
Gary Roberts. Ariyibi appeared in the first nine league matches until he missed three matches between September 29, 2015, and October 10, 2015, due to international commitment. Weeks after returning to the first team from international commitment, Ariyibi then scored his first goal of the season, in a 4–1 win over
F.C. United of Manchester in the first round of FA Cup. In the first match of 2016, Ariyibi set up two goals in a 7–1 win over
Shrewsbury Town. It wasn't until on April 2, 2016, when he scored his first goal, as well as, setting up two goals, in a 4–2 win over
Port Vale. This was followed up by setting up two goals, in a 2–1 win over
Barnsley on April 9, 2016. Two weeks later on April 19, 2016, Ariyibi scored again, in a 1–1 draw against
Doncaster Rovers. At the end of the 2015–16 season, Ariyibi went on to make forty-one appearances and scoring three times in all competitions. In the 2016–17 season, Ariyibi's performance attracted interest from clubs, such as
Reading taking interest in him. By the end of transfer window, Ariyibi stayed at the club despite rejecting a new contract from the club after they turned down bids from Championship clubs. In response to the list, Ariyibi denied claims that he requested a transfer move. Despite this, Ariyibi continued to be in the first team and then set up one of the goals, in a 3–1 win over
Swindon Town on August 14, 2016. After the match, manager
Danny Wilson praised his performance, stating that he's getting better and better. Up until his departure to Nottingham Forest, Ariyibi was an ever-present player since the start of the 2016–17 season.
Nottingham Forest On January 31, 2017, Ariyibi signed for
Championship club and former European Champions
Nottingham Forest for an undisclosed fee. Despite impressing for the club's
under-23s, Ariyibi failed to make a single appearance for the club's first-team before the end of the season under
Gary Brazil, who had signed him as caretaker-manager, or
Mark Warburton, Brazil's permanent successor. On July 17, 2017, Ariyibi signed on a season long loan to
Milton Keynes Dons, and scored his first goal for the club on August 8, 2017, in a 1–0
EFL Cup first round away win over
Forest Green Rovers. After making 28 appearances for Milton Keynes Dons, his loan was terminated in January 2018. Shortly after, Aribiyi joined
Northampton Town on loan for the remainder of the season. on April 8, 2018, Aribiyi's loan was cut short due to injury. On January 7, 2019, Ariyibi signed on loan with
Motherwell for the remainder of the 2018–19 season.
Panetolikos On September 1, 2019, Ariyibi joined
Super League Greece side
Panetolikos for a two-year deal for an undisclosed fee. On November 9, 2019, helped his club to side got back on level terms (2–2) as he deflected strike beating
Nikos Melissas, in a thrilling 3–2 away loss against
Volos. It was his first goal with the club in all competitions. After a spell in Portugal with
Boavista, Ariyibi joined
Super League Greece 2 side
PAS Giannina on a free transfer. In January 2026, Ariyibi joined
Serbian SuperLiga side
Radnički Niš. ==International career==