20h ago
Principal .NET Software Engineer - Cloud Payments Platform
United States (Remote)
$150k-$180k / year
full-timelead Remotesoftware
🛠 Tech Stack
💼 About This Role
You'll evolve and modernize our payments infrastructure, improving scalability and security for a platform processing $257B annually. You'll have meaningful ownership over critical payment services and influence technical direction. You'll partner closely with Product, Security, Compliance, and Operations.
🎯 What You'll Do
- Own and evolve core payment services for online and device-based payments
- Modernize components into cloud-native distributed architectures
- Improve CI/CD pipelines and test automation strategies
- Mentor engineers and lead architecture discussions
📋 Requirements
- 10+ years of professional engineering with expert C#, .NET, and SQL
- Deep experience in online payments, EMV, digital wallets, and multi-currency flows
- Proven ability to modernize financial systems into cloud-native architectures
- Hands-on experience with ISO 8583, ISO 20022, or EMV payment kernels
✨ Nice to Have
- Experience with multi-region cloud architecture
- Experience with modern UX/front-end development (JavaScript/TypeScript)
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