Software Development Engineer III, MobileSec - US, Virtual

Help us protect all Amazon customers, from Prime Now to Fulfillment Centers. Amazon is seeking a security-focused Software Development Engineer who is committed to ensuring that protecting customer data is at the forefront of all development.

A successful Software Development Engineer will have a broad array of experiences, exceptional design skills, excellent problem-solving abilities, good communication skills, and a desire to be a key technical contributor. The software you will be responsible for requires a breadth of technical development knowledge. Daily work will involve interactions with security engineers, stakeholders, and managers.

You will enhance and maintain a platform designed to monitor and scan Amazon’s mobile applications. This platform enables security and development teams to quickly and automatically identify and address issues. You will face challenges related to scale and latency as you build features that protect our mobile applications. You will also learn about and integrate with critical systems across Amazon while helping to grow and build the mobile program. We believe in experimenting, iterating quickly, and receiving feedback from our customers and stakeholders.

We are looking for a creative, customer- and detail-obsessed Software Development Engineer familiar with building applications in C, Java, and Python. You need to possess strong software engineering fundamentals, including object-oriented design, algorithms, and data structures, as well as a good grasp of advanced systems concepts and design. You must be able to iterate quickly while considering the long-term impact of any decisions. We need someone who loves learning and wants to work with an experienced team in a fast-moving, agile, and highly collaborative environment.

About the team
The MobileSec team is tasked with empowering the business to create secure, trustworthy mobile applications that our customers find delightful to use. We engage closely with the business from the outset of the development process to ensure that security considerations are integrated early and consistently. This collaborative approach positions us as partners with the business, minimizing the need for security trade-offs. Our close work with product teams allows us to participate in deep technical discussions and decisions. We prioritize obtaining the right training and career growth opportunities, enabling us to Dive Deep and Earn Trust with our development teams.

*About Amazon Security*
*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, hasn’t followed a traditional path, or includes alternative experiences, don’t 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 Amazon’s 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, it’s 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*
We’re continuously raising our performance bar as we strive to become Earth’s Best Employer. That’s why you’ll 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, there’s nothing we can’t achieve.

We are open to hiring candidates to work out of one of the following locations:

Seattle, WA, USA | Virtual Location - USA

Basic Qualifications

- Bachelor's degree in computer science or equivalent
- 6+ years of non-internship professional software development experience
- 6+ years of programming with at least one software programming language experience
- 6+ 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

Preferred Qualifications

- 5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
- Knowledge of computer science fundamentals in object-oriented design

Amazon is committed to a diverse and inclusive workplace. Amazon is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. For individuals with disabilities who would like to request an accommodation, please visit

Pursuant to the Los Angeles Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $134,500/year in our lowest geographic market up to $261,500/year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job-related knowledge, skills, and experience. Amazon is a total compensation company. Dependent on the position offered, equity, sign-on payments, and other forms of compensation may be provided as part of a total compensation package, in addition to a full range of medical, financial, and/or other benefits. For more information, please visit This position will remain posted until filled. Applicants should apply via our internal or external career site.


Job Profile


Career growth opportunities Diverse Experiences Equity Inclusive Team Culture Other benefits Sign-on payments Training & Career Growth Training & Career Growth opportunities


Algorithms Architecture C Communication Data Structures Design Devices Engineering Java Object-oriented design Operations Problem-solving Python Security Security Engineering Software Development

  • Build features for mobile application protection
  • Enhance and maintain security platform
  • Integrate with critical systems
  • Interact with security engineers and stakeholders
  • Iterate quickly on software development
  • Training

Bachelor's Bachelor's degree Business Computer Science Engineering Operations