Principal, Software Engineer

Reference: R-2589392Posted: 2026-07-29Location: BELLEVUE, WA, United StatesSalary: $132000 - $264000/yearType: Full time / Regular/PermanentCompany: WalmartBusiness Segment: Home OfficeRole summary: As a Principal Software Engineer at Walmart, you will lead the design and delivery of scalable platform capabilities, including cloud-native architectures and AI/ML-integrated systems. This role involves driving the full software development lifecycle across multiple teams, ensuring high availability, reliability, and performance. You will provide strategic technical leadership, mentor engineering teams, and collaborate with cross-functional partners to translate complex business needs into effective technical solutions. Your expertise will support long-term platform evolution while fostering innovation and continuous improvement aligned with Walmart’s engineering vision. About the team: Join the Walmart Marketplace Engineering team, where technology drives impactful solutions. The team enhances Seller and Channel Partner Portal experiences and manages a sophisticated Marketplace API gateway. Utilizing Java and ReactJS, they deliver scalable, cloud-native architectures and advanced platform capabilities. Team members collaborate across functions to design, develop, and maintain reliable systems supporting millions of users. This environment promotes continuous improvement, technical excellence, and problem-solving, offering opportunities for professional growth and meaningful contributions to Walmart’s evolving digital ecosystem. What you'll do:Lead platform engineering efforts to deliver scalable, cloud-native infrastructure and reusable tooling aligned with strategic roadmaps.Drive full software development lifecycle management, including design, testing, deployment, and maintenance of distributed systems.Architect and integrate AI/ML-enhanced applications supporting high availability and real-time data processing.Provide technical leadership and mentorship, promoting engineering excellence and standardization across teams.Collaborate with stakeholders to translate business needs into actionable technical requirements and measurable outcomes.Ensure technical ownership by delivering quality solutions and resolving issues proactively.Foster continuous improvement through innovation, knowledge sharing, and adoption of best practices.What you'll bring:Extensive experience in platform engineering leadership, delivering scalable and reliable cloud-native architectures.Proven expertise in software development lifecycle management, including coding, testing, CI/CD deployment, and incident response.Strong proficiency in AI/ML integration and building intelligent software systems using languages such as Python, Java, and C++.Ability to apply model-driven design and leverage advanced development tools to enhance quality and velocity.Demonstrated technical leadership and mentorship skills, fostering engineering excellence and innovation.Excellent problem-solving abilities with a focus on system interoperability and maintainability.Effective collaboration and communication skills across technical and non-technical stakeholders.Commitment to continuous improvement and adapting to evolving technologies and business needs. 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 . 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 $132,000.00 - $264,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include : - StockMinimum qualifications["Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 5 years’ experience in software engineering or related area.Option 2: 7 years’ experience in software engineering or related area."]Preferred qualifications["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.", "Master’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."]