After spells with clubs including Aberystwyth Town and Cardiff City, Edwards joined Swansea City Football Club as an U15. Rising up through the Swansea youth system, Edwards signed his first professional contract, a 3-year deal, with Swansea City after a successful 2010–11 season. He went on to help Swansea win the FAW Welsh Youth Cup and was a permanent fixture in Swansea Reserve team, winning Reserve Team Player of the Year in 2011–12. On 9 May 2012, Edwards signed a new three-year contract with Swansea, keeping him at the club until June 2015. He featured on the bench for the first team on 13 May 2012, in a 1–0 win over Liverpool at the Liberty Stadium. He was called by Swansea manager Brendan Rodgers to be subbed on during stoppage time but did not make it onto the field due to the ball not going out of play before the final whistle.
On 31 January 2013, Edwards moved to Scottish Premier League side St Johnstone on loan for the remainder of the 2012–13 season. He made his professional debut by coming off the bench in the 72nd minute in a 2–0 defeat to St Mirren in the Scottish Cup. Edwards made his SPL debut by coming off the bench in a 1–1 draw with Celtic on 19 February. Edwards made a return to St Johnstone in July 2013, joining on loan until January 2014. Edwards made his Europa League debut in St Johnstone's 1–0 victory away vs Rosenborg on 18 July 2013 coming on in the 66th minute. In the third round of the second leg of the Europa League against Minsk, Edwards was among two players to see their penalty successfully converted, which Minsk won, eliminating St Johnstone from the competition. Edwards then scored his first professional goal in a 3–0 win for St Johnstone against Hamilton Academical in the Scottish League Cup. By the end of his second loan spell with St Johnstone, Edwards had made a total of 24 appearances in all competitions, scoring 1 goal.
On 27 March 2014, Edwards joined League One side Crawley Town on a one-month loan. On 15 April 2014, Edwards enjoyed a goalscoring-debut for Crawley as a 76th-minute substitute in their 2–0 win against Tranmere Rovers. In his second appearance, Edwards scored again for Crawley in their 2–1 victory against Leyton Orient. After impressing Crawley manager John Gregory, Edwards' loan was extended to the end of the 2013–14 season. On 11 July 2014, Edwards signed for Crawley Town on a two-year contract for an undisclosed fee. Edwards' first game after signing for the club on a permanent basis came in the opening game of the season, as Crawley Town beat Barnsley 1–0. He went on to make 93 appearances in all competitions over three seasons at the Broadfield Stadium, scoring 15 goals.
On 24 June 2016, Edwards joined League One side Peterborough United on a three-year deal for an undisclosed fee. He scored the winner on his debut in a 3–2 win over Rochdale on 6 August 2016. He won the club's goal of the season award for the 2016–17 season for an individual effort in a 2–0 win over Charlton Athletic on 17 December. Edwards made 74 appearances for Peterborough during two seasons at the club, scoring 16 goals,
Ipswich Town
On 17 July 2018, he signed a two-year deal with Ipswich Town, for a reported fee of £700,000. Edwards scored his first goal for the club on his debut in a 2—2 draw with Blackburn Rovers at Portman Road, on the opening day of the season. Edwards went on to score 6 goals in 34 appearances in his debut season at Portman Road, including scoring in the East Anglian Derby at Portman Road on 2 September 2018. He scored his first goal of the 2019—20 season on 24 August, netting the second goal in a 0—5 away win against Bolton Wanderers at the University of Bolton Stadium. He featured regularly throughout the season, often filling in at right wing-back and right-back due to an injury to Kane Vincent-Young. On 18 May 2020, Ipswich took up the one-year option in his contract, extending his stay at the club until 2021.
International career
Edwards has won 2 caps for the Wales under-19 team, featuring in matches against Scotland and Slovenia in 2011. In September 2012, he made his Wales under-21 debut in a 5–0 defeat by the Czech Republic. He scored his first international goal for the Wales under-21 team on 19 May 2014, in a 3–1 loss to England at the Liberty Stadium. Edwards won 6 caps for Wales' under-21 side between 2012 and 2014, scoring 1 goal. He received his first senior international call up in October 2014, being called into the Wales senior squad for the Euro-2016 qualifying matches versus Bosnia and Herzegovina and Cyprus. He was an unused substitute in both matches. On 12 October 2018, Edwards was called up by Wales manager Ryan Giggs for the squad to face the Republic of Ireland in the 2018–19 UEFA Nations League four days later. He was an unused substitute as Wales emerged 1–0 winners in Dublin.
