Software Development Engineer III

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation. 
 

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

About the Role

We are seeking a passionate and skilled Software Engineer with a strong foundation in Performance Testing, networking concepts, and Automation development. The ideal candidate will have experience in building intelligent automation frameworks, integrating AI/agent-based systems, and solving complex technical challenges.

Key Responsibilities

• Design, develop, and maintain automation solutions using Python, Selenium, and related frameworks.

• Experience in handling performance regressions and debugging failures to find product bugs.

• Understand and enhancing existing automation framework 

• Integrate and work with AI models and intelligent agents to enhance automation capabilities.

• Collaborate with cross-functional teams to identify, analyze, and solve technical and operational problems.

• Develop tools and scripts for network automation, testing, and validation.

• Write clean, efficient, and well-documented code following best practices.

• Participate in design discussions, code reviews, and contribute to continuous improvement initiatives.

• Communicate technical solutions effectively through clear verbal and written communication.

Required Skills & Qualifications

• 3–6 years of hands-on experience in Python programming.

• Strong problem-solving and analytical skills.

• Solid understanding of computer networking fundamentals (TCP/IP, HTTP, DNS, etc.).

• Experience with automation tools and frameworks such as Selenium, PyTest, or Robot Framework.

• Familiarity with AI/ML concepts with S3 and MCP and ability to work with AI APIs or agent-based systems.

• Experience with REST APIs, JSON, and integrating third-party systems.

• Excellent verbal and written communication skills.

• Ability to work independently and collaboratively in a dynamic environment.

Preferred (Nice-to-Have)

• Experience with DevOps tools (Docker, Jenkins, GitLab CI/CD).

• Exposure to cloud platforms (AWS, Azure, or GCP).

• Understanding of network devices or infrastructure automation (Cisco, etc.).

• Prior experience in test automation frameworks or API automation.

• Experience in Performance and scale testing.

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

Please note that F5 only contacts candidates through F5 email address (ending with ) or auto email notification from Workday (ending with or ).

Equal Employment Opportunity

It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination.  F5 offers a variety of reasonable accommodations for candidates. Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. Request by contacting