Senior Python Software Engineer Jobs in Missouri

Position Summary... What you'll do...Role summary:
The Senior Software Engineer, Information Security, plays a critical role in designing, developing, and maintaining advanced security solutions to protect enterprise systems. This position involves analyzing business requirements, troubleshooting complex issues, and implementing security controls automation following established development life cycles. The role requires collaboration with cross-functional teams to ensure system reliability, scalability, and compliance with security standards. The engineer will provide expert guidance, lead problem resolution efforts, and contribute to continuous improvement initiatives that support business objectives and safeguard organizational assets.
About the team:
The Security Partners Engineering team focuses on protecting applications, platforms, infrastructure, and services by automating security control assessments. This team designs secure, resilient services and AI-driven workflows to enhance security evaluation and reduce enterprise risk. Collaborating closely with development teams, they improve productivity and maintain robust security standards. The team values technical expertise in cloud security, application security, automation, and software development life cycle processes. Members contribute to scalable, maintainable solutions that support Walmart’s commitment to secure and reliable technology environments.
What you'll do:

• Create and maintain secure APIs along with frameworks for service-to-service or Agentic communications.
• Architect scalable, highly available backend systems that process and validate security control evidence.
• Build resilient integrations across security tooling ecosystems (scanners, CI/CD, internal APIs).
• Develop pipelines that helps preserve audit integrity and traceability.
• Build consumer APIs and aggregate data originating from telemetry signals and sensors, in a scalable backend database
• Manage Agents, MCP servers, APIs, and infrastructure components that form part of our Security controls and Golden Path ecosystem.
• Incorporate AI-driven workflows that include safeguards for secure coding and compliance validation.
• Reduce security review cycle times while strengthening control consistency and audit defensibility. 

What you'll bring:

• As a Senior software engineer, experience in building scalable, resilient, secure enterprise application platforms using microservices, APIs, and backend technologies. 
• Expert skills in programming language such as Java or Python and in interfacing with a backend database using SQL queries.
• Working experience in Cloud solutions platforms and CI/CD pipeline. 
• Knowledge of triaging and fixing bugs in a microservice, n tier architecture and in big data platforms. 
• Awareness about information security domains, specifically application security with static security scanning, Software composition analysis, vulnerabilities, threats, and exploits. 
• Skilled in troubleshooting, debugging, and maintaining complex software systems.
• Effective communication skills for collaborating with technical teams and stakeholders.

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 :
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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.

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. Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

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), 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... 805 Se Moberly Ln., Bentonville, AR 72712, United States of America Walmart 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.