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# Senior Java Backend Engineer - Payments & Fraud || Seattle, WA

- **Company:** GDR Defense
- **Location:** Seattle, WA, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Software as a Service, Cloud Computing Security, Cloud Engineering, Code Review, Distributed Systems, Fraud Prevention and Detection, Software Engineering, Systems Integration, Restful APIs, Microservices
- **Published:** September 23, 2026
- **Apply:** https://www.careerjet.com/jobad/us8602e57463bcc552b6477a43677d24c6

## About the Role

* 6 10+ years software development experience
 * 5+ years hands-on payments & commerce systems
 * Strong payment processing, fraud prevention, asset protection
 * PCI / SOX compliance
 * Enterprise-scale payment operations
 * Microservices & REST APIs
 * Cloud architecture & cloud security
 * Secure, scalable distributed systems
 * SaaS platforms
 * System integration across multiple services
 * Strong coding and code-review/technical leadership experience
 * Ability to establish coding/testing standards across teams
 * Bachelor's in CS/Software Engineering or equivalent
 * AI/ML and analytics experience preferred
 * Seattle-area candidate able to work onsite 4+ days/week



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