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Senior Software Engineer - Global Commercial Services Technology

American Express

$123,000 - $215,250
Nov 14, 2025
New York, NY, US
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American Express is looking to solve the problem of managing Corporate Card programs more efficiently online through the @Work suite of products, with a focus on implementing a Point of Arrival (POA) authorization layer and delivering features and enhancements for the entire global registration portfolio.

Requirements

  • 6+ years of software development experience in a professional environment
  • Hands-on expertise with application design, software development, and automated testing
  • Experience with distributed (multi-tiered) systems, algorithms, and relational databases
  • Understanding of authorizations domain and industry standards (e.g., OAuth2, OpenID Connect, SAML)
  • 3+ years of experience with React
  • 3+ years of experience with Java
  • 2+ years of experience with SQL, ETL, Data
  • Experience with modern engineering practices like: TDD, BDD, ATDD, Trunk Based Development, Domain Driven Design, Evolutionary Design, and Continuous Delivery

Responsibilities

  • Oversee all technical aspects of the authorization layer that powers the global @Work application and over 70+ mission critical servicing applications
  • Implement the Point of Arrival (POA) authorization layer
  • Deliver features and enhancements for the entire global registration portfolio
  • Lead improvement on teams
  • Design and develop distributed systems with a focus on performance, scalability, and security
  • Implement authentication and authorization flows within enterprise-scale applications
  • Collaborate with cross-functional teams including product, design, and infosec

Other

  • Bachelor’s degree in computer science, computer science engineering, or related experience required
  • Advanced degree preferred
  • Strong collaboration and communication skills
  • Experience engaging cross-functional teams
  • Employment eligibility to work with American Express in the U.S. is required