The Software Development Engineer II role at Amazon GuardDuty involves designing, building, and operating scalable distributed systems that support GuardDuty's billing and usage platform, metadata services, and runtime agent provisioning. The team focuses on cloud security and customer experience, working on high-impact projects that protect millions of AWS customers. This position requires collaboration with security engineers, applied scientists, and product managers to deliver effective solutions. The engineer will contribute to the full software development lifecycle and mentor junior engineers.

• 3+ years of non-internship professional software development experience
• 2+ years of non-internship design or architecture experience of new and existing systems
• Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design
• Bachelor's degree or equivalent
• Experience contributing to the architecture and design of new and current systems

• Design, develop, and maintain highly available, scalable distributed systems for GuardDuty's billing and usage platform
• Build and operate metadata services that enrich data for internal GuardDuty teams
• Own and evolve the runtime agent provisioning and agent coverage platform across AWS compute services
• Own features end-to-end across the full software development lifecycle from design through deployment and operations
• Write high-quality, testable code and participate in design and code reviews
• Troubleshoot and resolve complex production issues, driving root cause analysis and operational excellence
• Collaborate with security engineers, applied scientists, and product managers to define technical solutions
• Mentor junior engineers and contribute to team-wide engineering best practices
• Contribute to operational excellence through on-call rotations, runbook development, and system monitoring

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.