Cybersecurity SSO Engineer — Java/JS & REST APIs

American Express; Phoenix (AZ); On-site; USD 90,000 - 120,000; Full time

Job summary

American Express is hiring a Cybersecurity Engineer I to develop, test, and support secure software for the AuthBlue SSO platform, providing authentication and IAM capabilities across the organization.

You will contribute to frontend and backend components, APIs, and integrations, follow secure development practices, participate in the software development lifecycle, and collaborate with engineers, cybersecurity teams, product partners, and stakeholders.

Responsibilities

• Develops, tests, maintains, and enhances frontend and backend components of the AuthBlue SSO platform, contributing to secure, reliable, and scalable authentication and identity services.
• Implements product features, technical enhancements, application integrations, and defect resolutions with guidance from more experienced engineers.
• Develops and maintains RESTful APIs, services, application integrations, and data access components supporting authentication, authorization, identity, and SSO capabilities.
• Writes readable, maintainable, secure, and well-tested code using established engineering standards, development patterns, and collaborative Git-based workflows.
• Participates throughout the software development lifecycle, including requirements refinement, technical design, development, code review, automated testing, deployment, troubleshooting, and production support.
• Applies secure software development practices, including authentication and authorization controls, input validation, error handling, protection of sensitive data, and remediation of application vulnerabilities.
• Troubleshoots and debugs issues across frontend and backend components, APIs, integrations, and supporting services to identify root causes and implement appropriate resolutions.
• Contributes to automated testing, CI/CD, monitoring, and software delivery practices that improve the quality, reliability, and operational health of the AuthBlue platform.
• Collaborates with engineers, cybersecurity teams, product partners, and other stakeholders to understand requirements, break work into implementation tasks, and deliver solutions aligned with business and security objectives.
• Creates and maintains technical documentation and participates in Agile team activities, code reviews, technical discussions, and continuous improvement of the AuthBlue platform.

Job description

American Express is hiring a Cybersecurity Engineer I to develop, test, and support secure software for the AuthBlue SSO platform, providing authentication and IAM capabilities across the organization.

You will contribute to frontend and backend components, APIs, and integrations, follow secure development practices, participate in the software development lifecycle, and collaborate with engineers, cybersecurity teams, product partners, and stakeholders.