Senior Python Software Engineer Jobs in Missouri

Position Summary...What you'll do...As a Senior Software Engineer, you will be part of the Replenishment organization within Walmart Global Tech. You’ll develop technologies, products, and services that enhance how buyers and suppliers communicate and manage product inventory across Walmart stores. This may include creating new methods for tracking inventory, improving forecasting capabilities, or building more efficient fulfillment processes.
In this role, you will build and support applications that elevate the experience of Walmart’s commercialized offerings, while also leading a team of junior engineers to deliver high‑quality products.
About the Team
Our team partners closely with our U.S. Stores and eCommerce business to better serve customers by empowering associates, stores, and merchants with innovative technology solutions. From groceries and entertainment to sporting goods and crafts, Walmart U.S. provides an extensive selection across channels—whether customers shop on Walmart.com, through our mobile apps, or in stores.
Our focus areas include:

• Customer experience
• Store and associate enablement
• In‑store services
• Merchant tools
• Merchant data science

What You’ll Do

• Lead the discovery phase of medium to large projects by developing high‑level designs in partnership with product management, project management, business stakeholders, and user experience teams, and secure cross‑functional approvals.
• Lead small engineering groups (4–6 engineers) by providing documentation, direction, and examples; identifying short‑ and long‑term solutions and timelines; reviewing proposed approaches; and conducting design and code reviews.
• Design and develop back‑end solutions using technologies such as Java, Python, Apache Spark, Google Cloud, Airflow, DataProc, BigQuery, and NoSQL databases including Cassandra and MongoDB.

What You’ll Bring

• Bachelor’s or Master’s degree in Computer Science (preferred), ideally with exposure to supply chain concepts.
• 6+ years of professional software engineering experience.
• Strong expertise in Spark and programming languages such as Java and Python.
• Demonstrated success in designing, developing, and enhancing applications and technical solutions.
• Ability to provide expert technical guidance, drive cross‑functional alignment, and execute action plans that support customer and business needs.
• Strong capability in building partnerships with key stakeholders, identifying business needs, implementing solutions, monitoring progress, and adapting to evolving priorities.

Nice to Have

• Experience with Replenishment or Inventory systems and an understanding of how they operate.
• Hands‑on experience with Agentic AI development.
• A passion for exploring technology outside of work.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a 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.
The annual salary range for this position is $90,000.00 - $180,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- Stock

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: 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.
Option 2: 5 years’ experience in software engineering or related area.Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no 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 or related area., We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have 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.Primary Location...1700 Se 5th St, Bentonville, AR 72716, United States of AmericaWalmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.