This book CCIS 2647 constitutes the refereed proceedings of First Research Twinning Conference on Digitalisation and Digital Transformation, RTC-Digital 2023, held in Liverpool, UK, during March 27–30, 2023.The 29 full papers were carefully reviewed and selected from 101 submissions.The objective is to help Ukrainian academics at Universities and Research institutes to integrate into the international research network and to find new research contacts. In the long term, the high-quality research across the Digital Theme should drive the development of the Digital Infrastructure, Digital Economy and IT sector in Ukraine and support the recent OECD Policy Response "e;Digitalisation for recovery in Ukraine"e;.