Youth career He started his youth career with Sokół Świba, before moving to LZS Olszowa and Marcinki Kępno. In 2009, he started playing for Polonia Kępno, then moved to
Górnik Zabrze the following year, where he remained until 2013.
Rozwój Katowice In 2013, he was transferred to
Rozwój Katowice, where he played in nine matches. His first appearance as a Rozwój player came on 24 August 2013 in a win over
Odra Opole. In Rozwój Katowice, he wore the
squad number 16. He did not score any goals in the 2013–14 season.
Górnik Zabrze In 2014, he was transferred to
Górnik Zabrze II. He scored his first goal there in a 4–1 victory over
Grunwald Ruda Śląska on 25 April 2015. In the 2014–15 season, he also occasionally appeared in Górnik Zabrze, not scoring any goal. He scored his first Olimpia goal on 10 September 2016 in a win over his former team, Rozwój Katowice. In 2016–17 season, he scored 13 goals in total, four of which came from a
penalty kicks.
Śląsk Wrocław On 23 May 2022, he was awarded at
Ekstraklasa Gala in the "Goal of the Season" category for a
bicycle kick goal he scored in injury-time of a 1–1 draw against
Piast Gliwice on 22 August 2021.
Raków Częstochowa In June 2022, Piasecki was transferred to
Raków Częstochowa for €200.000, with his contract lasting 4 years. His first appearance on Raków was on 15 July 2022 in a win against
Warta Poznań, when he got off the bench in the 85th minute, replacing
Vladislavs Gutkovskis. With Raków, he won the
2022–23 Ekstraklasa title. On 29 May 2023, he won his second "Goal of the Season" award, for yet another overhead kick goal, scored against
Radomiak Radom scored on 17 September 2023.
Piast Gliwice On 2 February 2024, he was transferred to
Piast Gliwice on a two-year deal.
ŁKS Łódź On 27 June 2025, Piasecki joined I liga club
ŁKS Łódź on a two-year contract. == Honours ==