Senior Software Development Engineer in Test - Duo Security

  • Location:
    Offsite, San Jose, California, US
  • Alternate Location
    Austin, TX
  • Area of Interest
    Engineer - Software
  • Job Type
  • Technology Interest
  • Job Id

What you’ll do

As a core member of the Duo Quality Engineering team, you will write code to test our applications for functionality and performance, with an end goal of making security of our cloud and mobile products easy for our customers and end users. You will do this in an environment where continuous integration is in place and code is released to production bi-weekly.

You will partner with engineering teams to build automation frameworks and bake quality in each step of the software development process. You will define, measure and publish metrics to measure product quality and drive quality improvements. You will understand business priorities and risks, and help focus our quality efforts on where they matter the most.

This is a highly technical role with a core requirement of effective collaboration and communication across engineering team members and attention to detail. Success in this role would be achieved by helping us build, test, automate and deploy Duo’s mobile applications and services swiftly while improving engineering efficiency and developer productivity.

Who You’ll Work With

You’ll be joining Duo; the fastest growing SaaS business in the Security Business Group within Cisco. You’ll be a part of Duo’s Quality Engineering team whose mission is to empower engineers with the quality tools, frameworks, and processes to continuously (on demand, anytime) ship high quality code to customers.

You will discover a creative, flexible, and inclusive working environment where our core values are: Engineer the Business, Learn Together, Be Kinder than Necessary and Build for the Future.

Skills and strengths you'll have…

  • Work on test automation projects up to a 1 quarter time horizon thereby improving quality across the Engineering Organization

  • Strong coding abilities in Python or similar language

  • Experience in developing test automation using Selenium or a similar framework

  • Experience with CI tools and automated build systems (e.g., GitLab, Jenkins)

  • Experience working within a continuous delivery environment is a plus!

  • Experience with tools such as SauceLabs, BroswerStack, Applitools would also be a plus.

  • Familiarity with cloud infrastructure in AWS, GCS, or Azure is great.

  • Experience working with a microservice infrastructure, using containerization and orchestration tools (docker, docker-compose, kubernetes, EKS, rancher, openshift) would be advantageous.

  • Experience with data platforms/analytics tools (Elastic/Opensearch and Kibana, Snowflake, Datadog) is helpful.

  • Experience writing mobile native application tests using Swift XCTest, Espresso with Kotlin/Java and frameworks like Appium would be nice to have.

  • Proven track record of performing under pressure in a fast-paced environment

  • Motivation and passion to stay on top of new technologies

  • Attention to detail, dependability and a passion for continuous improvement 

Communication & Collaboration:

  • Partner with all collaborators across engineering to implement test automation frameworks and improve product quality and engineering efficiency

  • Initiate and facilitate substantial discussions about sophisticated issues.

  • Identify and propose strategies around technical problems affecting the team, communicate standards and get consensus on solutions.


  • Interpret, add to, and complete multi-functional plans

  • Work with key team members to make critical decisions

  • Lead initiatives and meetings within the team and functional area

  • Motivate and empower teammates to achieve a higher level of performance

  • Garner resources for the whole team to complete its work


#WeAreCisco, where each person is unique. We bring our talents to work as a team each day, helping power an inclusive future for all. Get to know us!


We’re global, we’re adaptable, we’re diverse, and our security portfolio is as extensive as it is groundbreaking. Have you heard of Threat, Detection & Response, Zero Trust by Duo, Common Services Engineering, or Cloud & Network Security? Those are only a few of our product teams! The only thing we’re missing is YOU.  


Join an enterprise security leader with a start-up culture, committed to driving innovation and giving you the opportunity to make an impact. We #InnovateToWin and we know we’re better together, that’s why we’re dedicated to inclusivity, collaboration, and diversity in everything we do.


We’re proud to be the Best Security Company in 2021 with the Best Authentication Technology and the Best Small and Mid-Size Enterprises Security Solution in 2022 by SC Media. Cisco Secure continues to grow and evolve year after year with 100% of Fortune 100 Companies using our products, and we’re excited to see the new heights we’ll reach with your passion for security, your customer focus, and your desire to change things up!


What else can you expect? An ongoing investment in your growth—that’s why we offer many employee resource groups (called Inclusive Communities), mentorship programs, and hundreds of learning resources to consistently level up your skillset and explore your interests. Because when you succeed, we succeed!


“Cisco Secure offers an environment that combines cutting-edge, mission-critical, technology with some of the brightest, most diverse set of people I’ve ever had the pleasure of working with.” – Chief of Staff, Engineering


Join Cisco Secure – Be You, With Us!




Cisco COVID-19 Vaccination Requirements
The health and safety of Cisco's employees, customers, and partners is a top priority. Our goal is to protect and mitigate the spread of COVID-19 infection for strong business resiliency during the pandemic. Therefore, Cisco may require new hires to be fully vaccinated against COVID-19 if the role requires business-related travel, meeting with customers/partners (including visiting third-party sites on behalf of Cisco), attending trade events, and Cisco office entry, unless otherwise prohibited by applicable law, and in countries where COVID-19 vaccination is legally required. The company will consider legally required accommodations/exceptions for medical, religious, and other reasons as per the requirements of the role and in accordance with applicable law. Additional information will be provided to candidates about the requirements and accommodation process at the offer time based on region.