Software Development Engineer, S3

Amazons Simple Storage Service (S3) provides a key-value interface to an infinitely scalable and durable storage system. We build and run the largest commercial storage system in the world with over 400 trillions of objects.

We are part of the fast growing S3 team in Cambridge UK and build features to help customers make sense of the exabytes of data they store in S3 and how it is accessed. This means streaming and processing at the scale of over 100 million requests per second. We make use of a broad set of AWS technologies across databases real-time streaming compute platforms and data analytics engines.

Ownership is central to everything we deliver at Amazon. You will own the entire lifecycle of your work from design to implementation testing and operations. We strive to build a collaborative work environment that lets you both broaden your impact and grow with the support of mentors and senior engineers on the team.

You should be somebody who enjoys working on complex system software is customer-centric and feels strongly not only about building great software but about making that software achieve its goals in operational reality. Join us and help solve a challenging set of problems in a space packed full of opportunities.

S3 is part of AWS Utility Computing (UC) that provides product innovations from foundational services such as Amazons Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2) to consistently released new product innovations that continue to set AWSs services and features apart in the industry. As a member of the UC organization youll support the development and management of Compute Database Storage Internet of Things (Iot) Platform and Productivity Apps services in AWS. Within AWS UC Amazon Dedicated Cloud (ADC) roles engage with AWS customers who require specialized security solutions for their cloud services.

About AWS

Diverse Experiences
AWS values diverse experiences. Even if you do not meet all of the preferred 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.

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Key job responsibilities
Writing quality reusable code for highly scalable and reliable cloud-based services
Working closely with product and development management to architect the service
Being a champion for operational excellence by Insisting on the Highest Standards
Writing code that continuously improves service reliability and availability
Providing on-call product support approximately once a month
Having fun working on ground breaking technology with people just as passionate about their work as you!


A day in the life
A typical day centers around delivering features for our customers whether we are in early design stages heads down on implementation or automating testing and deployments.

Collaboration is central to how we work meaning you can expect valuable input from your peers on the work you deliver. You will also participate in design reviews code reviews or even just brainstorming with other team members.

Our customer obsession shows in how we own day-to-day operations for the services we build. This allows us to see what isnt working and prioritize making it right.

About the team
Utility Computing (UC)

AWS Utility Computing (UC) provides product innovations from foundational services such as Amazons Simple Storage Service (S3) and Amazon Elastic Compute Cloud (EC2) to consistently released new product innovations that continue to set AWSs services and features apart in the industry. As a member of the UC organization youll support the development and management of Compute Database Storage Internet of Things (Iot) Platform and Productivity Apps services in AWS including support for customers who require specialized security solutions for their cloud services.

- Experience (non-internship) in professional software development
- Experience programming with at least one modern language such as Java C or C# including object-oriented design
- Knowledge of professional software engineering & best practices for full software development life cycle including coding standards software architectures code reviews source control management continuous deployments testing and operational excellence

- Bachelors degree in computer science or equivalent

Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover invent simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( to know more about how we collect use and transfer the personal data of our candidates.

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.