Senior Software Engineer

last updated May 12, 2026 2:25 UTC

Zscaler

HQ: Denver, Colorado, USA

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Job Description

  • Design and develop software for scalable distributed systems to provide network security.

  • Participate in all phases of the product development cycle, from requirements, design, through implementation and test.

  • Create software to detect and block different types of security threats including viruses, trojans and zero day malware.

  • Develop software for machine learning based content categorization systems. Develop data security and data leak prevention software solutions.

  • Work on the development of high-performance, fault tolerant and scalable systems. Use algorithms and data structures to develop optimal solutions.

  • Develop sub systems for Secure Cloud gateway and Cloud Firewall.

Qualifications

  • 5+ years experience and proficiency in Software Development

  • Proficiency in programming languages – C, C++, & Python

  • Strong in Algorithms and Data Structures

  • Solid understanding of fundamental networking concepts, including TCP/IP, HTTP(S)

  • Strong software design, profiling and verification skills.

  • Good understanding of distributed systems

  • Very good debugging and troubleshooting skills.

  • Sound knowledge of Unix systems internals

  • Experience developing large, maintainable software product architectures.

  • Experience in malware detection, application security, data protection preferred

  • Excellent verbal, written and interpersonal skills

  • Self-starter takes initiative & ownership, identifies and completes tasks; goal driven

  • Ability to work with remote teams, handle multiple tasks, prioritize and meet deadlines

  • Bachelor’s Degree in Computer Science or equivalent. Masters Degree preferred.

  • Preferable domains / experience: Data loss prevention, SAAS API’s, or security

$60,000 — $92,500/year

Apply info ->

To apply for this job, please visit the application page

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