Professional Delem started his senior career with
Club Franciscain, whom he captained in 2014. In 2015, he joined French team
AC Arles-Avignon. On 29 April 2016, he signed with
USL club
Seattle Sounders FC 2. He made his debut for the club two days later in a 1–1 draw against
Oklahoma City Energy. After making 19 appearances for
Sounders 2, Delem signed a
first team contract with
Seattle Sounders FC on 2 March 2017. Delem made his
Sounders debut on 31 March 2017, starting at
right back in a 0–0 draw against
Atlanta United FC. Following the 2021 season, Seattle declined their contract option on Delem. On 19 May 2022, Delem signed with
San Antonio FC for the 2022 season. ==International career==