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Western Union

Senior Software Engineer - Payments Platform

Western Union

Austin, TX · full time · Senior

$110,000 – $135,000

Listed on Western Union’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

Senior Software Engineer needed to modernize Western Union's payment platforms across North America and Latin America using cloud-native technologies and AI-assisted development practices. This role suits experienced backend engineers comfortable with Java, AWS microservices, and distributed systems who want to work on high-volume transaction processing at scale.

Our summary, not Western Union’s wording. The full posting is on their site.

What they ask for

Required

  • 4+ years applying software engineering best practices (security, reliability, scalability, observability)
  • 4+ years developing cloud-native applications and microservices with Java and Spring Boot
  • 3+ years developing solutions on AWS
  • 1+ years with event-driven architectures
  • 1+ years with cloud databases and distributed caching
  • Experience in application modernization or legacy transformation
  • 1+ years in Agile environments
  • Currently authorized to work in the United States

Nice to have

  • 1+ years with containerization, CI/CD pipelines, observability tools, and infrastructure automation
  • Building highly available, scalable, resilient distributed systems
  • Using AI coding agents or AI-assisted development tools
  • Developing RESTful APIs and Kafka-based event-driven services
  • Experience in Payments, FinTech, Banking, Remittance, or high-volume transaction processing
  • Supporting multi-region or globally distributed platforms
  • Cloud security and secure software development practices
  • Platform modernization and cloud migration experience
  • Spanish language proficiency

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