Nicky Cadden

Both of the Cadden twins played for Motherwell youth teams, where their father was the under-14s coach. Chris Cadden was offered professional terms by Motherwell, but Nicky was released by the club at that stage.

Airdrieonians

Following his release from Motherwell, Nicky Cadden joined Airdrieonians. He made his first team debut on 16 November 2013 against Dunfermline and scored his first competitive goal over two years later on 26 December 2015 against Peterhead. He left at the end of the 2015–16 season.

Livingston

Cadden signed for West Lothian side Livingston in summer 2016 ahead of the club's first and only year in Scottish League One. He scored on his first competitive match for the Lions, in a 3–2 loss to St Mirren. He made his league debut in August against former side Airdrieonians and went on to play 33 more games in his first season, scoring 6 goals; Livingston were promoted as champions. In the 2017–18 Scottish Championship, Cadden appeared 26 times (around half from the bench) as the club finished runners-up, and was then selected for all four playoff matches, Livi defeating Dundee United and Partick Thistle to progress to the Premiership.

Loan to Ayr United

On 31 January 2019, Cadden moved to Scottish Championship club Ayr United until the end of the 2018–19 season.

Greenock Morton

In June 2019, Cadden signed for Greenock Morton on a one-year contract.

Forest Green Rovers

Cadden joined League Two club Forest…

As of match played 28 February 2026

Nicky's twin brother Chris Cadden currently plays alongside him at Hibernian. Their father Steve won a lower division title with Albion Rovers. The brothers attended Our Lady's High School, Motherwell, one year group ahead of fellow footballer Kieran Tierney.

Livingston

Scottish League One : 2016–17 Forest Green Rovers

EFL League Two: 2021–22 Individual

PFA Team of the Year: League Two 2021–22 EFL League Two Team of the Season: 2021–22 EFL League Two Player of the Month: September 2021