Hoare signed with St Patrick's Athletic's Under 19s in the summer of 2012. He signed on to the scholarship scheme between NUI Maynooth and St Patrick's Athletic.[1] Hoare's first involvement with the first team squad came on 1 October 2012 when he was an unused substitute in a 5–0 win over UCD.[2]
As part of the scholarship scheme between Pats and Maynooth University Hoare played for the university's football team as well as his club's under 19 side. St Patrick's Athletic captain Ger O'Brien was also appointed as manager of university's football side, with Pats goalkeeper Brendan Clarke brought in as his assistant before the annual football competition between universities and colleges the 2014 Collingwood Cup. O'Brien organised a friendly against Pats' first team and Hoare impressed manager Liam Buckley as Maynooth lost 2–1.[7] Hoare was made captain of the college side and scored the winner as they knocked out tournament favourites UCD in the quarter-final by a 2–1 scoreline.[8] After knocking UCC in the semi-final, Hoare's Maynooth side would face NUI Galway in the final at the UCD Bowl, which was broadcast live on Setanta Sports. Hoare captained his side to a 2–1 victory to win Maynooth's first ever Collingwood Cup and he was named as Player of the Tournament after the game.[9]
2014 season
Hoare was involved in the first team's pre-season training for the first time, in late January/early February 2014, taking part in the teams friendly games before playing in the Collingwood Cup with Maynooth University. Hoare signed his first professional contract and was given the squad number 20 before the season started.[10] His first appearance of the season was a 2–0 defeat to Sligo Rovers.[11] On 28 March 2014, as Pats were away to Derry City, Ken Oman picked up a groin injury in the 29th minute and was replaced by Hoare who was making his League of Ireland debut. He marked the previous season's top goalscorer Rory Patterson and contributed towards a clean sheet as the Saints drew 0–0. After a poor 4–1 defeat at home to Dundalk, Derek Foran was replaced by Hoare for the away trip to Bray Wanderers[12] and his performance was praised by both sets of supporters and the media after the game. Hoare maintained his place at centre back alongside Kenny Browne for the visit of Shamrock Rovers and put in a Man-of-the-match performance as Pats beat their arch rivals 1–0, earning Hoare huge praise from supporters on social media and making it into many website's Team of the Week section.[13] Following this performance, Hoare became a mainstay in the starting eleven alongside Browne, even when Ken Oman and Derek Foran return from injury, such was the defensive solidity of the Saints back five of Brendan Clarke, Ger O'Brien, Hoare, Browne and Ian Bermingham. On 30 May 2014, Hoare scored his first goal for Pats in a 5–2 win over Derry City at Richmond Park, when he headed a Killian Brennan freekick into the top right corner in the 48th minute.[14] Hoare picked up an ankle injury on 6 June in a 3–0 win over St. Patrick's CY in the FAI Cup[15] This injury would rule him out of the next six competitive games but Hoare made his comeback on 23 July when he came on from the bench to replace the injured Ger O'Brien at right back against Legia Warsaw in the Champions League, his debut in European competitions.[16] Hoare returned to the starting eleven three days later for the trip to Athlone Town and helped his side to a clean sheet as well as scoring the second goal to secure a 2–0 win.[17] On 5 October 2014, Hoare scored in the FAI Cup Semi-final at home to Finn Harps, when he headed home from a corner to restore Pats' lead in the 37th minute before they ran out 6–1 winners to book a place in the final at the Aviva Stadium.[18] Hoare was a part of the starting eleven that wrote themselves into St Patrick's Athletic history by beating Derry City 2–0 to end the club's hoodoo by winning the FAI Cup for the first time in 53 years, on 2 November 2014 at the Aviva Stadium in front of a crowd of just over 17,000.[19] As well as being called up to the Republic of Ireland under-21s, He was voted the St Patrick's Athletic Young Player of the Year following an excellent 2014 season.[20] In November 2014, Hoare impressed on trial with Premier League side Hull City.[21]
The 2016 season was a disappointing one for St Pat's and Hoare, as they disappointingly failed to secure qualification for Europe for the first time since 2009. However they did retain the League Cup, with Hoare playing the full 90 minutes in a 4–1 win over Limerick in the final.[26] He also featured in all four of the Saints' Europa League qualifiers, as they knocked out Jeunesse Esch of Luxembourg, before being narrowly beaten by Dinamo Minsk of Belarus.
Dundalk
Hoare scored six goals in 82 league appearances to help win the two Premier Division title's in 2018 and 20019. He also helped Dundalk win the 2019 League Cup and the 2018 FAI Cup. In the 2020 Europa League third qualifying round, he scored in the penalty shoot-out against Sheriff Tiraspol helping Dundalk qualify for the playoffs. He featured regularly for Dundalk FC in the 2020–21 UEFA Europa League group stage, scoring in the final group game against Arsenal, but lost 4–2.[27] On 6 December 2020, He scored in the 111 minute of extra time in the 2020 FAI Cup Final in a 4–2 win over Shamrock Rovers at the Aviva Stadium.[28][29]