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Sr. Staff MacOS Developer

Zscaler

$176,000 - $220,000
Nov 2, 2025
San Jose, CA, USA
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Zscaler is looking to solve the problem of securely steering endpoint traffic to Zscaler cloud by developing a cross-platform client application for MacOS and IOS.

Requirements

  • 7+ years of experience in Objective C/SWIFT/C++
  • Knowledge of design principles, patterns and best practices
  • Experience with RESTful APIs, offline storage, threading, and performance tuning
  • Knowledge of the Mac/iOS ecosystem and the libraries available for common tasks
  • Network stack development experience, specifically for VPN client type applications
  • You will have worked on a VPN or ZTNA client application and understand the intricacies of multi-platform client apps
  • Experience with PKI and network security technologies or familiarity with cloud message APIs and Apple Push Notifications

Responsibilities

  • Developing both MAC & iOS applications and frameworks
  • Working with product managers to translate the product requirements to technical requirements, and in turn translate designs and mockups into high-quality code
  • Ensuring the best possible performance, quality, and responsiveness of the application
  • Helping maintain code quality, coding standards and automation
  • Troubleshooting and resolving customer escalations

Other

  • Reporting to the Sr. Manager of Software Engineering
  • Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry.
  • If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler.
  • 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.