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Sr. Software Test Engineer -Device OS Security

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Our software engineers at Fiserv bring an open and creative mindset to a global team developing mobile applications, user interfaces and much more to deliver industry-leading financial services technologies to our clients. Our talented technology team members solve challenging problems quickly and with quality. We're seeking individuals who can create frameworks, leverage developer tools, and mentor and guide other members of the team. Collaboration is key and whether you are an expert in a legacy software system or are fluent in a variety of coding languages you're sure to find an opportunity as a software engineer that will challenge you to perform exceptionally and deliver excellence for our clients.

  • Full-time
  • Entry, Mid, Senior
  • Yes (occasional), Minimal (if any)
  • Glassdoor: 64%

Responsibilities

Requisition ID R-10355138 Date posted 03/21/2025 End Date 03/31/2025 City Sunnyvale State/Region California Country United States Location Type Onsite

Calling all innovators - find your future at Fiserv.

We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Sr. Software Test Engineer -Device OS Security

What does a successful Sr. Software Test Engineer -Device OS Security do at Fiserv?

Join the DeviceOS team at Clover and play a key role in securing our industry-leading Point of Sale devices! As a Senior Software Test Engineer, you’ll design and execute QA test plans for the Secure OS that powers Clover devices, ensuring top-tier security and reliability. If you thrive in a fast-paced, highly skilled team and have a passion for embedded security, we want to hear from you!

What you will do:

  • Design and develop QA & Automation strategies for security features in Clover Point of Sale (POS) devices.
  • Own the platform quality for one or more Clover hardware product lines.
  • Understand the PCI-PTS and PCI-PIN specifications, and implement test cases to test against these standards.
  • Troubleshoot and resolve complex cryptographic issues to ensure data security.
  • Test and optimize symmetric and asymmetric crypto algorithms for embedded operating systems for power and performance.

What you will need to have:

  • Bachelor's Degree (preferably Computer Science or Engineering) or equivalent combination of experience, education and military.
  • 5+ years of experience in software QA with hands-on experience in embedded security.
  • Hands-on experience in embedded security
  • Proven ability to build test plans, define testing strategies, and identify high-risk areas.
  • Strong understanding of encryption, security protocols, PKI, HSM, certificate management, TLS & (m)TLS.
  • Hands-on experience with UI Automator, Selenium, Cypress, or other UI automation frameworks.
  • Proficiency in scripting languages like Python or shell scripting.
  • Familiarity with CI/CD tools such as GitHub, Jira, and Jenkins.

What would be great to have:

  • Experience with developing a certified/regulated product (PCI, medical, automobile, high assurance computing, etc.).
  • Experience with black-box and automated testing on Android platforms (AOSP or equivalent).

Important info about this role:   

  • We’re better together. This role is fully on-site. 
  • In order to be considered, you must be legally authorized to work in the U.S. without need for sponsorship now or in the future. 

Salary Range

$108,900.00 - $186,800.00

These pay ranges apply to employees in New York and California. Pay ranges for employees in other states may differ.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.

Thank you for considering employment with Fiserv.  Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

What you should know about us:

Fiserv is a global leader in payments and financial technology with more than 40,000 associates proudly serving clients in more than 100 countries. As one of Fortune® magazine's "World's Most Admired Companies™" 9 of the last 10 years, one of Fast Company’s Most Innovative Companies, and a top scorer on Bloomberg’s Gender-Equality Index, we are committed to innovation and excellence.

Our commitment to Diversity and Inclusion:

Fiserv is an Equal Opportunity Employer, and we welcome and encourage diversity in our workforce that reflects our world. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other category protected by law. 

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information.

Any communications from a Fiserv representative will come from a legitimate business email address. We will not hire through text message, social media, or email alone, and any interviews will be conducted in person or through a secure video call. We won’t ask you for sensitive information nor will we ask you to pay anything during the hiring process. We also won’t send you a check to cash on Fiserv’s behalf.

If you see suspicious activity or believe that you have been the victim of a job posting scam, you should report it to your local FBI field office or to the FBI’s Internet Crime Complaint Center.


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Benefits

  • Medical, Vision and Dental Benefits

    Comprehensive benefit plans to suit your unique needs

  • Fuel Your Life Wellness Program

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  • Providing the time off to manage personal needs

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