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Position Summary.As a Principal Engineer specializing in Identity and Access Management at Walmart, you will lead the design, development, and implementation of secure and scalable IAM solutions that protect the organizations digital assets and ensure seamless user experiences. You will collaborate with cross-functional teams to set technical direction, ensure best engineering practices, and mentor engineers across the organization. Your expertise will guide the development of robust, secure, and high-performance systems, while fostering a culture of continuous improvement and technical excellence. You will play a key role in shaping Walmarts technology strategy, influencing product roadmaps, and ensuring the successful execution of complex projects that impact millions of customers and associates.What you'll do.As a Principal Engineer specializing in Identity and Access Management at Walmart, you will lead the design, development, and implementation of secure and scalable IAM solutions that protect the organizations digital assets and ensure seamless user experiences. You will collaborate with cross-functional teams to set technical direction, ensure best engineering practices, and mentor engineers across the organization. Your expertise will guide the development of robust, secure, and high-performance systems, while fostering a culture of continuous improvement and technical excellence. You will play a key role in shaping Walmarts technology strategy, influencing product roadmaps, and ensuring the successful execution of complex projects that impact millions of customers and associates. About the team Run Time Platforms (RTP), a division of Global Technology Platform (GTP), is dedicated to developing products and platforms that empower application teams to efficiently deploy and manage runtime environments. This position focuses on our proprietary Identity and Access Management (IAM) systema core, in-house solution. The IAM platform supports multiple businesses across various countries, handling billions of requests daily and serving as a critical component of our global operations. What Youll Do Design and implement new features while continuously improving quality of Identity and Access Management application Build, test and deploy cutting edge solutions at scale, impacting associates of Walmart worldwideDesigns reusable strategies, decisions, service components, libraries and frameworks to support enterprise-level IAM services.Develop software meeting code quality standards and metricsGuide and mentor others members in the team to promote highly technical and self-sufficient teamsCreate and maintain technical documentation for the team to reference and share with our internal customersEnsures the maintenance, patching, operating, and monitoring of IAM systems.Troubleshoots and resolves system incidents, problems and changes, as requiredEngage and support application teams integrating with IAM, SSO, Active Directory and related modulesSeeking and maintaining knowledge (cross/up skill) of current and upcoming identity security technologies.What Youll bring Deep understanding of designing, building, and maintaining microservices-based systems. Deep Understanding of IAM concepts : Authentication, authorization, SSO, MFA, RBAC, ABAC, and federation protocols (SAML, OAuth, OpenID Connect)Experience with RESTful APIs, gRPC, and API documentation (e.g., Swagger/OpenAPI).Hands-on experience with Docker and container orchestration platforms like Kubernetes.Familiarity with deploying and managing microservices on cloud providers (AWS, Azure, GCP).Understanding of messaging systems (e.g., Kafka, RabbitMQ, AWS SNS/SQS).Strong expertise in Java/J2EE/Spring technologiesSkills in monitoring, logging, and tracing (e.g., Prometheus, Grafana, ELK Stack, Jaeger). Implementing authentication, authorization, and secure communication between services.Experience working with NoSQL databases like Cosmos DB, Cassandra, MongoDBAbout Walmart Global Tech Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. Thats what we do at Walmart Global Tech. Were a team of software engineers, data scientists, cybersecurity expert's and service professionals within the worlds leading retailer 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 a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail. Work Walmarts culture sets us apart, and we know being .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.