Sr. Software Development Engineer, Defensive Security

Amazon Defensive Security is building the next generation of security products from the ground up. Were expanding beyond threat detection into a unified platform spanning threat detection incident response and digital forensics protecting all of Amazon and its subsidiaries across endpoint cloud network and application vectors. This is a rare greenfield opportunity: youll be architecting and building an AI-first product from scratch not inheriting legacy systems.

Were looking for a Senior Software Development Engineer who thrives in ambiguity thinks like a product architect and brings a builders mindset to defensive security. Youll be a technical leader on a diverse team of software and security engineers shaping the architecture of systems that process millions of signals daily and making foundational decisions that will define how Amazon defends itself for years to come.

This isnt a typical maintain and iterate role. We need someone who is innovative adaptive and culture-first. Someone who gets energized by blank whiteboards challenges assumptions and inspires others to raise the bar. Youll partner directly with security leadership across Amazon to translate complex multi-variable problems into elegant scalable AI-driven solutions that safeguard Amazons infrastructure and customer data.

Key job responsibilities
Own the technical architecture of critical components within our new defensive security platform designing for scale low-latency and resilience from day one
Drive the AI-first approach by identifying opportunities to apply machine learning generative AI and intelligent automation to detection response and forensics workflows
Make high-judgment technical trade-offs across distributed systems evaluating build vs. buy prototyping emerging technologies and selecting architectures that balance speed-to-market with long-term durability
Influence the product roadmap in partnership with product and security leadership to define what we build why it matters and how it delivers customer trust at optimal business cost
Set engineering standards for the team across operational excellence security testing CI/CD and observability by leading through example
Mentor and elevate engineers around you while fostering a culture of curiosity ownership and psychological safety
Navigate ambiguity and drive alignment by synthesizing discordant perspectives making data-driven decisions and influencing across organizational boundaries
Own end-to-end delivery: design build test deploy and operate production systems with high autonomy

About the team
Were in an exciting transition: a proven threat detection team evolving into a broader Defensive Security product organization. Youll join at the inflection point helping define the culture the architecture and the product itself. If you want to build something meaningful from scratch with a team that values bold ideas intellectual honesty and shipping fast this is the role.

Diverse Experiences
Amazon Security values diverse experiences. Even if you do not meet all of the qualifications and skills listed in the job description we encourage candidates to apply. If your career is just starting hasnt followed a traditional path or includes alternative experiences dont let it stop you from applying.

Why Amazon Security
At Amazon security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazons products and services. We offer talented security professionals the chance to accelerate their careers with opportunities to build experience in a wide variety of areas including cloud devices retail entertainment healthcare operations and physical stores.

Inclusive Team Culture
In Amazon Security its in our nature to learn and be curious. Ongoing DEI events and learning experiences inspire us to continue learning and to embrace our uniqueness. Addressing the toughest security challenges requires that we seek out and celebrate a diversity of ideas perspectives and voices.

Training & Career Growth
Were continuously raising our performance bar as we strive to become Earths Best Employer. Thats why youll find endless knowledge-sharing training and other career-advancing resources here to help you develop into a better-rounded professional.

Work/Life Balance
We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home which is why flexible work hours and arrangements are part of our culture. When we feel supported in the workplace and at home theres nothing we cant achieve.

- 5 years of non-internship professional software development experience
- 5 years of programming with at least one software programming language experience
- 5 years of leading design or architecture (design patterns reliability and scaling) of new and existing systems experience
- Experience as a mentor tech lead or leading an engineering team

- 5 years of full software development life cycle including coding standards code reviews source control management build processes testing and operations experience
- Bachelors degree in computer science or equivalent

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status disability or other legally protected status.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process including support for the interview or onboarding process please visit for more information. If the country/region youre applying in isnt listed please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience qualifications and location. Amazon also offers comprehensive benefits including health insurance (medical dental vision prescription Basic Life & AD&D insurance and option for Supplemental life plans EAP Mental Health Support Medical Advice Line Flexible Spending Accounts Adoption and Surrogacy Reimbursement coverage) 401(k) matching paid time off and parental leave. Learn more about our benefits at TX Austin - 168100.00 - 227400.00 USD annually