Spain | Remote | Senior Engineering Opportunity MaxIT Consulting – Max Corporate Group is looking for a Senior FinTech Engineer – Payments & Financial Systems to join a fast-growing New York fintech company building banking, payments, and settlement infrastructure for US prediction markets and regulated gaming. The company operates financial infrastructure that has already processed more than USD 2 billion, supporting accounts, card products, payment rails, and real-time settlement. The engineering organization is scaling rapidly and is looking for senior individual contributors with substantial financial-services experience. About the Role This is a senior backend engineering position focused on systems that move, reconcile, and maintain money in production. You will work on financial infrastructure where correctness, reliability, data integrity, and real-time processing are fundamental. The adecuado candidate has already built and operated systems inside a payments company, bank, neobank, brokerage, trading platform, or comparable financial product organization.



The specific technology stack is not the primary selection criterion. Deep financial-services experience, distributed-systems knowledge, and ownership of production systems are more important than expertise in one particular programming language. Key Responsibilities Design, build, and operate backend systems supporting accounts, payments, balances, cards, and settlement flows. Develop highly reliable services for systems that move money in production. Build and maintain distributed and event-driven architectures. Design robust ledger-style data models and transaction workflows. Work extensively with SQL, relational databases, reconciliation, and consistency requirements. Own backend services from technical design through deployment, monitoring, and production operation. Investigate complex production issues involving financial state, event processing, and transaction integrity. Collaborate with product and e

📌 Senior FinTech Engineer – Payments (Madrid)
🏢 MaxIT Consulting - Max Corporate Group
📍 Madrid