BairesDev in a 100% remote setup is seeking a Software Engineer (Core Banking) to design and maintain mission-critical banking platforms handling accounts, transactions, and ledgers. You will ensure data integrity and high availability across services. The role requires 4+ years in Fintech/Banking, hands-on core banking experience with Temenos, FIS, or Mambu, and strong English proficiency. Join a global team offering versátil hours and a supportive, multicultural environment.