Weekend Software Developer Jobs in Missouri (NOW HIRING)

Position Summary...What you'll do...At Walmart, we prioritize innovation and data security. Our team is dedicated to maintaining a secure operating environment and preserving the trust of our customers, associates, and stakeholders. We combine a range of services and expertise to prevent fraud, detect threats, and manage digital risk and access. Our focus is on mitigating attack risks, securing cloud transformation, and fostering a culture of security and reliability within our team.
The Information Security Services team works to protect, defend, and reduce risks across applications, platforms, infrastructure, and services to keep our assets and resources secure. We are seeking a Senior Software Engineer with information security expertise to help design and build secure, resilient services and AI-driven workflows for our Vulnerability management initiatives.
You’ll sweep us off our feet if…. 

• You are an AI builder with expert software engineering skills and have begun creating applications and services using Agentic IDEs like Cursor and Windsurf.
• You have experience in designing Agents and building MCP servers that support enterprise workflows, enable agentic communications and to integrate with other enterprise services.
• You specialize in writing collectors and sensors to verify security controls across platforms, infrastructure, services, applications, and GIT repositories.
• You have developed scalable APIs and data pipelines for gathering and aggregating security control data, using Java or Python.
• You are accustomed to working collaboratively in a matrixed organizational structure.
• You possess strong knowledge of the security domain, including vulnerabilities, security controls, and application security.
• You have an in-depth understanding of service-to-service security and secure architectural patterns.
• You have firsthand experience integrating with various security tools such as SAST, ASPM, and container scanners.
• You are experienced in implementing telemetry and audit pipelines.

What you'll do:

• Create and maintain secure APIs along with frameworks for service-to-service and Agentic communications.
• Architect scalable, universally available backend systems that process and validate security control evidence.
• Build resilient integrations across security tooling ecosystems (scanners, CI/CD, internal APIs).
• Develop telemetry pipelines that help preserve audit integrity and traceability.
• Build consumer APIs and aggregate data originating from telemetry signals and sensors, in a scalable backend database.
• Write SQL queries or equivalent to ingest, update and retrieve data from the backend. 
• Manage and support Agents, MCP servers, APIs, and infrastructure components that form part of our Vulnerability management ecosystem.
• Incorporate AI-driven workflows that include safeguards for secure coding and compliance validation.
• Collaborate with Product Security, Compliance, and Platform teams to automate thousands of security validation tasks.
• 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 micro services, APIs, and backend technologies. 
• Expert skills in programming languages such as Java or Python and in interfacing with a backend database using SQL queries.
• Expert in database skills in data modeling, indexing, query optimization, data integrity enforcement, performance engineering, schema design, and data archival.
• Working experience in Cloud solutions platforms and CI/CD pipeline. 
• Knowledge of triaging and fixing bugs in a microservice, in tier architecture and in big data platforms. 
• Demonstrated ability to learn new programming languages or technologies.
• Flexibility in adapting to new areas of work, domain, and technical competencies. 
• Awareness about information security domains, specifically application security with static security scanning, Software composition analysis, vulnerabilities, threats, and exploits. 
• Good written and verbal communication skills.
• Good analytical and critical thinking skills.

About Walmart Global Tech
Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That is what we do at Walmart Global Tech. We are a team of software engineers, data scientists, cybersecurity experts, and service professionals within the world’s leading retailers who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart an illustrious career in tech, gain new skills and experience for every industry, or leverage your expertise to innovate on a scale, impact millions, and reimagine the future of retail. 
Walmart’s culture is a competitive advantage, and it is fostered by being together. Working together in person allows us to collaborate, align quickly and innovate with greater speed. We use our campuses to create purposeful connection rooted in deepening understanding and investing in the development of our associates. 
Our hubs: Walmart is a global company with offices across the United States and around the world. Our global headquarters is in Bentonville, Arkansas, with primary hubs in the San Francisco Bay area and New York/New Jersey. 
Benefits:
Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great rewards include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.
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.
The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required by employees assigned to this job. The full Job Description can be made available as part of the hiring process.
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.
Bentonville, Arkansas US-09413: The annual salary range for this position is $90,000.00 - $180,000.00
Herndon, Virginia US-10710: The annual salary range for this position is $108,000.00 - $216,000.00 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...1300 Se 8Th St, Bentonville, AR 72712, 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.