Since 2015, the Bulgarian Football Union allowed Bulgarian teams to have reserve sides in the lower regional divisions. In 2021 Spartak started a reserve squad in Third League.[1] In 2023 the team expressed desire to take the first place and promote to Second League.[2] In 2023, Vasil Petrov was promoted to lead the first team, returning in charge of Spartak after he once managed the team to promote to First League, with Ivelin Petkov becoming the new manager of Spartak II.[3] On 10 January 2024 Kyriakos Georgiou was announced as the new director of Spartak Academy and Spartak II manager.[4] Day later, after a meeting between fans and the team owner, he decided to not take Georgiou, because of the huge dissaproval of the fans.[5]
Up to five non-EU nationals can be registered and given a squad number for the first team in the Bulgarian First Professional League however only three can be used in a match day. Those non-EU nationals with European ancestry can claim citizenship from the nation their ancestors came from. If a player does not have European ancestry he can claim Bulgarian citizenship after playing in Bulgaria for 5 years.