The All-Ireland Cancer Network (AllCaN) Oesophageal Symposium took place in the Durkan Lecture Theatre, Trinity Translational Medicine Institute, Trinity College Dublin, St. James's Hospital (Dublin) on 23rd October 2024. The symposium aimed to address challenges and advancements in the understanding, prevention, diagnosis, and treatment of Barrett’s oesophagus and oesophageal cancer while fostering the collaboration and the exchange of insights amongst clinicians, scientists and patient advocates from across the island of Ireland. As a joint initiative across Northern Ireland and the Republic of Ireland, AllCaN Oesophageal strives to unify research and clinical practices in oncology, with a particular focus on patient-centred solutions. The symposium structured discussions around AllCaN Oesophageal's four core work packages: Prevention, Intervention, Targeted Diagnostics, and Novel Therapeutics, providing a comprehensive look at current research and development efforts in Barretts Oesophagus oesophageal cancer care.