[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Fortinet jobs](https://jobs.opennash.com/companies/fortinet/) · [Search jobs](/search/) Fortinet · Sunnyvale, CA # Software Developer Sunnyvale, CA, United States Software Engineering Listed on Fortinet’s official careers site. Posted July 2, 2026. Check that it is still open and apply there. [Apply on Fortinet’s careers site →](https://edel.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_2001/job/19755) [OpenNash Jobs](https://jobs.opennash.com/) / [Fortinet](https://jobs.opennash.com/companies/fortinet/) / Software Developer ## Job description Join Fortinet, a cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. Fortinet is seeking a Senior Windows Software Developer to join our FortiClient Software team. As a Senior Windows Software Developer, you will: Be proficient in C/C++ with a strong understanding of object-oriented programming. Have extensive experience in network programming and a solid understanding of networking protocols (TCP/IP, UDP, etc.) Demonstrated experience with Windows driver programming. Exhibit excellent problem-solving skills and attention to detail. Be able to work independently and as part of a team in a fast-paced environment. We Are Looking for: Bachelor’s degree in computer science or equivalent experience; advanced degree preferred. Minimum of 7 years of relevant experience in Software development Strong familiarity with VPN technologies and protocols. Experience with Rust programming language is a significant plus. Experience with other programming languages (e.g., Python, Java). Knowledge of network security practices. Must be authorized to work in the U.S. without sponsorship. The US base salary range for this full-time position is $150000-$183000. Fortinet offers employees a variety of benefits, including medical, dental, vision, life and disability insurance, 401(k), 11 paid holidays, vacation time, and sick time as well as a comprehensive leave program. Wage ranges are based on various factors including the labor market, job type, and job level. Exact salary offers will be determined by factors such as the candidate's subject knowledge, skill level, qualifications, experience, and geographic location. All roles are eligible to participate in the Fortinet equity program, Bonus eligibility is reviewed at time of hire and annually at the Company’s discretion. ### About Our Team Join our team, known for its collaborative ethos, working seamlessly with global customers, internal engineering teams and product development groups. Our team culture emphasizes continuous learning, innovation, and a strong commitment to customer satisfaction. We embrace Fortinet’s core values of openness, teamwork and innovation, fostering an environment where team members support each other, share knowledge. Our inclusive and dynamic team thrives on collaboration and is driven by the shared goal of maintaining Fortinet’s high standards of excellence in cybersecurity solutions Why Join Us: We encourage candidates from all backgrounds and identities to apply. We offer a supportive work environment and a competitive Total Rewards package to support you with your overall health and financial well-being. Embark on a challenging, enjoyable, and rewarding career journey with Fortinet. Join us in bringing solutions that make a meaningful and lasting impact to our 660,000+ customers around the globe ## At a glance - Posted by the employer: Jul 2, 2026 - First seen by OpenNash: Jul 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 108 days - Location: Sunnyvale, CA, United States[Apply on Fortinet’s careers site →](https://edel.fa.us2.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX_2001/job/19755) ## More jobs at Fortinet ### [Cloud Security Developer](https://jobs.opennash.com/companies/fortinet/jobs/74bedf36f21ae7317376/) Sunnyvale, CA, United States ### [DevOps Engineer (FortiAppSec)](https://jobs.opennash.com/companies/fortinet/jobs/12aef0d257ab0e42a6c7/) Sunnyvale, CA, United States ### [Embedded Software Engineer](https://jobs.opennash.com/companies/fortinet/jobs/034fded9fef9fef44e38/) Sunnyvale, CA, United States ### [Principal Embedded Software Developer](https://jobs.opennash.com/companies/fortinet/jobs/93494b6997cf95522c75/) Sunnyvale, CA, United States ## Similar jobs at other companies ### [Software Developer/Software Engineer in Test](https://jobs.opennash.com/companies/general-dynamics/jobs/229bce1af89aceaed99c/) General Dynamics · Falls Church, VA, US ### [Kubernetes Software Developer](https://jobs.opennash.com/companies/lockheed-martin/jobs/0950b79a7365c62d6b5b/) Lockheed Martin · Manassas, VA ### [Senior Software Developer](https://jobs.opennash.com/companies/huntington-bank/jobs/1af3c52e38c5eca56557/) Huntington Bank · Columbus, OH ### [Software Developer Intern](https://jobs.opennash.com/companies/genuine-parts/jobs/8a82a4fb07f50e1900f8/) Genuine Parts · Birmingham, AL ### [Software Developer 3](https://jobs.opennash.com/companies/oracle/jobs/84fee9e24e61f6ce5e54/) Oracle · Nashville, TN, United States [Jobs in Sunnyvale, CA](/locations/us/ca/sunnyvale/)[Jobs in California](/locations/us-ca/)[Software Engineering jobs](/functions/software-engineering/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. OpenNash Jobs · Official listings with dates and links to the employer. [Weekly hiring report](/reports/hiring/) · [Methodology](/methodology/)