As a Senior Software Engineer on Adyen's Banking Network team, you will play a pivotal role in developing the core North American infrastructure for money movement, focusing on fault-tolerance and observability. Your responsibilities include designing, implementing, testing, and launching complex technical projects that optimize direct connections to the Federal Reserve for ACH, wire, and real-time payments. You will contribute hands-on to improve platform robustness and scalability while building APIs and tooling according to quality principles such as performance and code quality. The team values collaboration across various teams and time zones to ensure successful project completion. Ideal candidates have 8+ years of experience in software development with expertise in Java, Web Services, REST APIs, webhooks, and SQL/PostgreSQL, along with a strong understanding of large-scale distributed systems and an ownership mentality.