About Unlimit   Unlimit is the global fintech powerhouse behind the world’s largest proprietary payments infrastructure. Founded in 2009, Unlimit operates across 17 global offices with 700+ experts, seamlessly integrating 1,000+ payment methods into a single platform. From London to São Paulo, we empower businesses to scale across borders with a unified suite of financial tools — including payment processing, alternative payment methods, multicurrency business accounts, card issuing, banking-as-a-service, and crypto on- and off-ramps. Our mission is to break down financial barriers and enable seamless money movement across borders. We give forward-thinking businesses the tools to accept, send, and manage payments effortlessly, wherever they operate. As a Payment Methods Specialist / Senior Payment Methods Specialist , you will be central to the development, launch, and optimization of Alternative Payment Methods (APMs) across diverse global markets. This role demands a blend of deep payment expertise and strong technical understanding to ensure every integration is robust, stable, and delivers maximum value for our merchants and their customers. You will operate at the intersection of product, technology, and operations, partnering closely with Engineering to define how payment methods are designed, how they perform, and how they scale within the Unlimit ecosystem