Senior Software Engineer, Information Security

Walmart

20d • $108,000 - $234,000

About The Position

Position Summary... The Edge Ingress Security (EIS) team is the first line of defense for our global digital footprint. We are looking for a Senior Software Engineer to architect and deliver the next generation of security capabilities. In this role, you won't just write code; you will own the full software lifecycle, from initial design to large scale deployment, driving innovation across infrastructure, automation, and AI/ML integration. The Edge Ingress Security team protects Walmart’s global internet presence — securing our eCommerce platforms, apps, and services that serve hundreds of millions of users daily. We innovate at scale to detect and mitigate automated threats, DDoS attacks, and other web-based abuse while maintaining fast, reliable, and secure customer experiences. About Team: Edge Ingress Security 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. What you'll do...

Requirements

• Proven experience in the end-to-end development lifecycle, from architecture and design to profiling, integration, and deployment.
• Proficiency in Golang, Python, React, JavaScript/TypeScript, and Node.js.
• Experience with automation framework
• Experience with both SQL and NoSQL databases (e.g., Cassandra) and caching layers like Redis or Memcache.
• Expertise with modern monitoring tools such as Grafana, OpenObserve, or Splunk.
• Solid understanding of SDLC, CI/CD pipelines, and automation frameworks.
• A strong ownership mindset with the ability to drive initiatives with minimal oversight and communicate complex technical issues to diverse audiences.
• 5+ years of professional work experience and a Bachelor’s degree in Computer Science, Engineering, or a related field.

Nice To Haves

• Knowledge of bot management platforms and how web properties operate at scale.
• Practical experience with behavioral analytics, machine learning, or risk-scoring systems.
• Prior exposure to large-scale production environments or eCommerce platforms.

Responsibilities

• Design and develop large scale, real-time distributed systems.
• Deliver end-to-end solutions covering UI, underlying infrastructure, and high-performance backend APIs.
• Develop the pipelines and integrations necessary to support large-scale data processing and machine learning models for threat detection.
• Build improved services to control the interoperability and mitigation logic between various ingress security layers.
• Identify bottlenecks in the development lifecycle and automate workflows to enhance team-wide productivity

Benefits

• 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.
• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 11-50 employees