This book constitutes the refereed proceedings of the 11th IFIP WG 6.12 European Conference on Service-Oriented and Cloud Computing, ESOCC 2025, held in Bolzano, Italy, during February 20–21, 2025.The 12 full papers and 6 short papers included in this book were carefully reviewed and selected from 28 submissions. This paper focus on the cutting-edge research in Service-Oriented and Cloud Computing areas.