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Senior Software Engineer

Illumio - Sunnyvale, CA, United States - In-office - posted 2026-10-07

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Illumio is the leader in ransomware and breach containment, recognized as a Leader in the Forrester Wave for Microsegmentation. The company's breach containment platform identifies and contains threats across hybrid multi-cloud environments using the Illumio AI Security Graph. In this Senior Software Engineer role, you will develop containerized microservices for a distributed multi-tenant system that processes real-time data, events, and network telemetry from multiple public clouds. Your work will provide customers with real-time insights, visibility, and security recommendations to identify and minimize risk in cloud environments. Key responsibilities include: - Design and implement microservices, defend your architecture to peers, and deliver production-grade implementations - Mentor junior engineers, new graduates, and interns to help them grow as engineers - Own critical features and subsystems across the entire software development lifecycle, from requirements clarification through successful deployment and customer usage - Own operational aspects of the system, gaining firsthand experience with production challenges to inform better, more supportable software design - Ensure code quality through early developer testing and functional/integration testing - Partner with Product Management to refine requirements that exceed customer expectations - Develop deep understanding of fundamental customer problems through stakeholder and peer interaction You will primarily write code in Go and work with data pipelines using SQL or similar interfaces. The platform leverages Kubernetes for service infrastructure. The role requires 5 on-site days per week at the Sunnyvale, CA headquarters. REQUIREMENTS: - Bachelor's degree in Computer Science or equivalent (Master's degree a plus) - 4+ years building distributed and scalable software systems - Passion for software development with willingness to constantly learn and keep up with technological trends - AWS, Azure, or GCP cloud experience at the API/programming level; networking and security controls experience is a plus - Experience delivering containerized services on Kubernetes - Proficiency in Go and SQL - REST API client experience - General TCP/IP networking knowledge - Unix/Linux programming environment experience - CloudFormation, Terraform, or Ansible experience is nice to have Note: This position involves access to software/technology subject to U.S. export controls. Any job offer is contingent upon the applicant's capacity to serve in compliance with U.S. export controls.

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