Software Development Engineer II, AWS KMS

Are you excited about building software that operates at massive scale and directly impacts millions of customers As a Software Development Engineer II at Amazon you will design implement and deliver features across the full software development lifecycle. You will tackle complex technical problems turning ambiguous requirements into clear maintainable solutions. Your contributions will span product definition architecture coding testing deployment and operations. This is an opportunity to grow your technical expertise mentor fellow engineers and shape the systems that power Amazons customer experience.

Key job responsibilities
- Design and implement software solutions that enable new features and improve existing systems balancing functional and non-functional requirements such as scalability performance and security.
- Deliver high-quality code across the full development lifecyclefrom scoping and design through testing deployment and ongoing operationswhile identifying and resolving root causes of operational issues.
- Collaborate with cross-functional partners including product managers stakeholders and peer engineers to understand business and customer needs ensuring your solutions deliver meaningful value.
- Mentor and coach team members through code reviews and knowledge sharing producing clear documentation so that your software can be maintained and extended by others.
- Evaluate new tools frameworks and approachesincluding generative AI capabilitiesto recommend and adopt improvements that increase your teams productivity and code quality.

A day in the life
You might start by reviewing a design document for an upcoming feature then move into a focused coding session where you implement and test a key component. After lunch you join a code review offering constructive feedback to a teammate while picking up ideas for your own work. Later you collaborate with a product manager to clarify requirements for an upcoming sprint and wrap up by investigating an operational metric that looks off tracing it to a configuration change and proposing a permanent fix.

About the team
Our team builds and operates software that is central to how Amazon serves its customers. We value collaboration technical rigor and a genuine commitment to learning from one another. Every engineer has a voice in shaping our technical direction and we invest in each others growth through mentorship and inclusive decision-making. We are focused on building reliable scalable systems and are always looking for ways to simplify and improve. If you want to work alongside thoughtful engineers who care about doing things right we would love to hear from you.

- 3 years of non-internship professional software development experience
- 2 years of non-internship design or architecture (design patterns reliability and scaling) of new and existing systems experience
- 1 years of software development engineer or related occupational experience
- 1 years of designing and developing large-scale multi-tiered multi-threaded embedded or distributed software applications tools systems and services using: C# C Java or Perl experience
- 1 years of Object Oriented Design experience
- Bachelors degree or foreign equivalent in Computer Science Engineering Mathematics or a related field
- Experience programming with at least one software programming language

- 3 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 WA Seattle - 143700.00 - 194400.00 USD annually

Required Experience:

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