Walmart
(USA) Senior, Software Engineer – Unified Payments Platform
Walmart, Bentonville, Arkansas, United States, 72712
(USA) Senior, Software Engineer – Unified Payments Platform
Base pay range: $90,000.00/yr – $180,000.00/yr
About the Team
The Unified Payments team is building a next‑generation platform to handle all payment processing across Walmart’s physical and digital channels.
The platform is being re‑architected from a legacy mainframe to a modern, cloud‑native solution.
What You’ll Do
Translate complex business requirements into scalable, maintainable software solutions.
Design and implement microservices using Java, Spring Boot, and Kubernetes in a cloud‑native environment.
Collaborate with Staff Engineers and Architects to align on technical direction and best practices.
Contribute to the integration of LLMs and AI agents into internal tools and services to improve automation and decision‑making.
Participate in code reviews, design discussions, and mentor junior engineers.
Troubleshoot production issues, perform root cause analysis, and implement long‑term fixes.
Continuously improve system performance, observability, and reliability.
What You’ll Bring
5–8 years of experience in software engineering, with a focus on backend systems.
Proficiency in Java, Spring Boot, and microservices architecture.
Experience with Kubernetes, Helm, and cloud platforms (GCP preferred).
Exposure to LLMs, prompt engineering, or AI/ML tools is a plus.
Familiarity with agentic frameworks (e.g., LangChain, CrewAI) is a bonus.
Strong understanding of CI/CD, observability, and DevOps practices.
Excellent problem‑solving and communication skills.
Bonus Points
Experience modernizing legacy systems or working on payment platforms.
Contributions to internal tools or AI‑driven developer productivity initiatives.
Passion for mentoring and growing as a technical leader.
Benefits
401(k) match and stock purchase plan.
Paid maternity and parental leave.
Paid time off (PTO) and sick leave.
Health, vision, and dental coverage.
Additional benefits include short‑term and long‑term disability, military leave pay, and adoption reimbursement.
Equal Opportunity Employer Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing unique styles, experiences, identities, ideas, and opinions – while being inclusive of all people.
Minimum Qualifications
Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years’ experience in software engineering or related area.
or 5 years’ experience in software engineering or related area.
Preferred Qualifications
Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 1 year's experience in software engineering.
Background in creating inclusive digital experiences and knowledge of WCAG 2.2 AA standards.
Location 805 Se Moberly Ln, Bentonville, AR 72712, United States of America
Seniority Level Mid‑Senior level
Employment Type Full‑time
Job Function
Engineering and Information Technology
Retail
Referral Information Referrals increase your chances of interviewing at Walmart by 2×.
#J-18808-Ljbffr
About the Team
The Unified Payments team is building a next‑generation platform to handle all payment processing across Walmart’s physical and digital channels.
The platform is being re‑architected from a legacy mainframe to a modern, cloud‑native solution.
What You’ll Do
Translate complex business requirements into scalable, maintainable software solutions.
Design and implement microservices using Java, Spring Boot, and Kubernetes in a cloud‑native environment.
Collaborate with Staff Engineers and Architects to align on technical direction and best practices.
Contribute to the integration of LLMs and AI agents into internal tools and services to improve automation and decision‑making.
Participate in code reviews, design discussions, and mentor junior engineers.
Troubleshoot production issues, perform root cause analysis, and implement long‑term fixes.
Continuously improve system performance, observability, and reliability.
What You’ll Bring
5–8 years of experience in software engineering, with a focus on backend systems.
Proficiency in Java, Spring Boot, and microservices architecture.
Experience with Kubernetes, Helm, and cloud platforms (GCP preferred).
Exposure to LLMs, prompt engineering, or AI/ML tools is a plus.
Familiarity with agentic frameworks (e.g., LangChain, CrewAI) is a bonus.
Strong understanding of CI/CD, observability, and DevOps practices.
Excellent problem‑solving and communication skills.
Bonus Points
Experience modernizing legacy systems or working on payment platforms.
Contributions to internal tools or AI‑driven developer productivity initiatives.
Passion for mentoring and growing as a technical leader.
Benefits
401(k) match and stock purchase plan.
Paid maternity and parental leave.
Paid time off (PTO) and sick leave.
Health, vision, and dental coverage.
Additional benefits include short‑term and long‑term disability, military leave pay, and adoption reimbursement.
Equal Opportunity Employer Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing unique styles, experiences, identities, ideas, and opinions – while being inclusive of all people.
Minimum Qualifications
Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years’ experience in software engineering or related area.
or 5 years’ experience in software engineering or related area.
Preferred Qualifications
Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 1 year's experience in software engineering.
Background in creating inclusive digital experiences and knowledge of WCAG 2.2 AA standards.
Location 805 Se Moberly Ln, Bentonville, AR 72712, United States of America
Seniority Level Mid‑Senior level
Employment Type Full‑time
Job Function
Engineering and Information Technology
Retail
Referral Information Referrals increase your chances of interviewing at Walmart by 2×.
#J-18808-Ljbffr