About this role
About Zscaler
Zscaler is a pioneer and global leader in zero trust security. The world’s largest businesses, critical infrastructure organizations, and government agencies rely on Zscaler to secure users, branches, applications, data & devices, and to accelerate digital transformation initiatives. Distributed across more than 160 data centers globally, the Zscaler Zero Trust Exchange platform combined with advanced AI combats billions of cyber threats and policy violations every day and unlocks productivity gains for modern enterprises by reducing costs and complexity.
Here, impact in your role matters more than title and trust is built on results. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership and accountability.
We champion an “AI Forward, People First” philosophy to help us accelerate and innovate, empowering our people to embrace their potential. If you’re driven by purpose, thrive on solving complex challenges and want to make a positive difference on a global scale, we invite you to bring your talents to Zscaler to help shape the future of cybersecurity.
Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.
We are looking for a Senior Software Development Engineer to our Zero Trust Exchange team. Reporting to the Sr Manager of Software Engineering, you'll be responsible for:
- Taking ownership of the design and implementation of robust, scalable testing frameworks for desktop applications on Windows or Mac
- Creating end-to-end test strategies to validate platform-specific features, ensuring seamless integration with cloud services and browser extensions
- Developing methods for stress testing, performance testing, and reliability testing for long-running backend agents
- Contribute to and refine CI/CD workflows by integrating automated tests for both functional and non-functional requirements
What We're Looking for (Minimum Qualifications)
- 3+ years of experience in Software Development Engineer in Test roles, with focus on desktop application testing for Windows OR Mac platforms
- Expertise in test automation frameworks and tools such as Selenium, Appium, or custom frameworks designed for desktop applications
- Strong programming skills in Python/Java/Javascript, with the ability to write reusable test suites targeting OS-specific functionality
- Deep understanding of OS-level tools and debugging techniques (e.g., Sysinternals, Console.app, Process Monitor) to test and analyze system-level behavior
- Demonstrated ability to lead test planning, automation, execution, and reporting for large-scale enterprise applications
What Will Make You Stand Out (Preferred Qualifications)
- Proven experience contributing to CI/CD pipelines with efficient test integration
- Knowledge of browser extension testing and integration using frameworks like Puppeteer, Playwright, or TestCafe
- Familiarity with tools for performance profiling, stress testing, and fault isolation specifically for desktop applications
#LI-HYBRID
#LI-GL2
At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.
Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:
- Various health plans
- Time off plans for vacation and sick time
- Parental leave options
- Retirement options
- Education reimbursement
- In-office perks, and more!
Learn more about Zscaler’s Future of Work strategy, hybrid working model, and benefits here.
By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.
Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.
Pay Transparency
Zscaler complies with all applicable federal, state, and local pay transparency rules.
Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.
Other facts
About Zscaler
Zscaler empowers enterprises to modernize security, streamline operations and help transform business through its innovative approach to cybersecurity. The Zero Trust Exchange platform, strengthened by AI, safeguards thousands of customers against cyber threats and data breaches by securely connecting users, devices, and applications from any location. With over 500 billion transactions processed daily, Zscaler operates the largest in-line cloud security platform, preventing more than 9 billion security incidents and policy violations each day. Transform your business with Zscaler’s cutting-edge approach to cybersecurity.
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What you'll do
- The Senior Software Development Engineer will design and implement robust testing frameworks for desktop applications and create end-to-end test strategies. They will also develop methods for stress testing and contribute to CI/CD workflows.
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