(USA) Senior Software Engineer, Information Security

Walmart • Bentonville, AR

6h • Onsite

About The Position

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and contribute to AI-enabled adaptive authentication capabilities that enhance risk-based access control. This role combines deep engineering expertise with identity domain knowledge to deliver intelligent, resilient authentication systems at global scale. The Information Security team ensures associates can securely access Walmart systems at global scale. Within this organization, the Identity and Access Management (IAM) team builds and operates authentication, authorization, and federation platforms that power secure access across enterprise and customer-facing applications. The SSO Engineering team develops scalable identity services that provide seamless and secure authentication experiences across web, mobile, APIs, workforce, and partner ecosystems. We focus on modern authentication standards, Zero Trust principles, and intelligent risk- based access controls. We are looking for a Senior Software Engineer with strong backend engineering expertise and hands-on experience in authentication and identity systems.

Requirements

• Extensive experience in software development life cycle and secure coding practices.
• Proficiency in Python programming and automation to enhance security processes.
• Strong knowledge of cloud security principles and application security frameworks.
• Expertise in identity and access management, including authentication protocols.
• Ability to design scalable, secure solutions aligned with organizational objectives.
• Familiarity with version control software to manage codebase effectively.
• Demonstrated capability to integrate security considerations throughout software development phases.
• Bachelor’s degree in Computer Science, Information Technology, or related field and 5 years' experience in information technology within the past 10 years OR 7 years' experience in information technology or related field within the past 10 years.

Nice To Haves

• Certified Intrusion analyst (GCIAs), GIAC Certified Enterprise Defender (GCED), Certified Geographic Information Systems Professional (GISP), GIAC Certified Incident Handler (GCIH), Certified Information Systems Security Professional (CISSP), Certified Information Systems Auditor (CISA), GIAC Security Essentials Certification (GSEC), and/or Security+ certification
• Leading Technical Team
• Mainframe Technology
• Professional certification in information technology relevant to the job under consideration (for example, Java, C/C++, mainframe technologies, SAP, Microsoft .Net, business intelligence tools, SQL technology)
• Programming language or languages (for example, Java, C/C++, .NET, Rexx, Cobol, Powershell)
• SAP, SQL technology
• Version control software (for example, Subversion, Git, Librarian)
• Creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
• Knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

• Design, develop, and maintain scalable SSO services supporting enterprise
• Implement authentication and authorization solutions using OAuth, OIDC, and SAML
• Build secure RESTful APIs and backend services using Java, Go, or Python, and integrate with frontend systems using modern frameworks.
• Develop and enhance core authentication capabilities
• Implement phishing resistant MFA, adaptive authentication, and risk-based access controls.
• Contribute to passwordless initiatives such as FIDO2/Passkeys
• Work with cloud-native platforms (Azure/GCP) using Docker and Kubernetes.
• Enhance observability, monitoring, and reliability identity services.
• Contribute to automation and AI-enabled authentication capabilities, Automated remediation workflows
• Collaborate with security, platform, and application teams to integrate SSO across services.
• Participate in design reviews, code reviews, and operational incident response.

Benefits

• Competitive pay
• Performance-based bonus awards
• Medical coverage
• Vision coverage
• Dental coverage
• 401(k)
• Stock purchase
• Company-paid life insurance
• PTO (including sick leave)
• Parental leave
• Family care leave
• Bereavement
• Jury duty
• Voting leave
• Short-term disability
• Long-term disability
• Company discounts
• Military Leave Pay
• Adoption and surrogacy expense reimbursement
• Live Better U (Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits and eligibility, see One.Walmart .)

What This Job Offers

• Job Type: Full-time
• Career Level: Senior