Callum Williams is a seasoned business and payments journalist with deep experience reporting on the intersection of financial technology and the gambling industry. In his work for Payment Expert, Insider Sport and SBC platforms, he covers developments in payments infrastructure, emerging fintech solutions, regulatory compliance and the commercial implications of shifting transaction landscapes for operators, affiliates and players alike.
His reporting blends technical understanding of payment systems with clear, accessible analysis of trends affecting the broader wagering ecosystem. Callum’s ability to break down complex topics — from digital wallets and processor partnerships to jurisdictional regulation and security issues — makes his work a trusted resource for professionals seeking clarity on how payments shape the future of online betting and gaming.
