Principal Software Engineer

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.

Lead technology delivery for F5's Digital Marketing initiatives across a global team of product managers, development and test engineers.

You will deliver global, performant, accessible and engaging experiences built on modern architecture utilizing leading devops practices while identifying opportunities for innovation and automation to improve development efficiency.

What you'll do

• Applies expertise and knowledge in marketing technologies to develop engaging digital experiences across multiple channels.
• Own large CMS platform initiatives, providing technical leadership as the primary technical
• Collaborate with cross functional teams to define requirements, remove roadblocks for junior developers, ensure fidelity of technical design and implement highly secure code supporting marketing use-cases.
• Provides technical leadership by proposing new approaches and technologies and driving the due diligence process to determine viability.
• Works on significant and unique issues utilizing your knowledge of headless CMS technology (Sanity, Contentful etc.) to deliver high quality, visually compelling, accessible and performant user interfaces using and TypeScript frontend frameworks; and Node/Python/Go/Java backends and production APIs.
• Develop components and templates that reproduce designs in Figma and other tools with high fidelity across multiple OS and browsers
• Develop interactive web experiences to improve web engagement and conversion
• Collaborate with web production teams, UX and UI designers to define site UX elements
• Maintain impeccable documentation on code that you develop, produce and maintain high quality of code and unit tests
• Work with Test Automation engineers to maintain and improve automated test suites
• Integrate with external services for web site analytics, search, translation and localization capabilities etc.
• Research and bring innovative ideas to solve challenges as a team; improve end-end dev and QA pipeline for speed and quality including use of Gen AI for dev, testing and validation covering the full spectrum from UX design to deployment process.

Required qualifications

• 10+ years building global, multi-language web experiences at scale
• Experience building integrations with other marketing platforms like Marketo, Salesforce, Data integration with enterprise data lake etc.
• Strong frontend + TypeScript) are a must have. Strong backend (Node/Python/Go/Java) experience is a must have.
• Extensive knowledge of API integrations in multi-cloud environmets.
• , Vercel, Coveo, Tealium and other front-end web technology
• Hands-on CI/CD and IaC (Terraform / ARM / Bicep; GitHub Actions / Azure DevOps / Jenkins).
• Strong observability, security, and production-ops experience.
• Excellent communicator who translates product/customer needs into robust technical solutions.
• Leverages AI tools to boost team productivity — uses AI-assisted development and automation to create multiplier effects across the org.
• BS/MS in CS or equivalent experience.

Nice to have

• Prior experience with Media technology, CRM

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