Software Development Engineer II

Location: Cork, Dublin

Remote Type: Hybrid

Time Type: Full time

Job Description

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 Team

Come work at a place where innovation and teamwork come together to support the most exciting missions in the world! Are you looking to be an integral part of a development team delivering high-quality features for exciting next-generation products? Do you want to contribute to the cutting-edge technology products we are known for worldwide? If so, we'd love to hear from you!

Position Summary

F5's NGINX Business Unit is seeking a Software Engineer II to join our NGINX Agent team. In this role, you will work on cutting-edge cloud-native networking technologies, contributing to the development of an open-source product that integrates deeply with Kubernetes, containers, and NGINX. You will own the entire lifecycle of this product—from design and development to testing, deployment, and documentation. As part of our open-source community, your contributions will be public, allowing you to showcase your work and collaborate with a global network of engineers. You will collaborate with peers under the direction of technical leads on assigned project teams.

Responsibilities

• Collaborate within the team and with cross-functional stakeholders to ensure the continuous delivery of high-quality code in an open-source environment.
• Research, design, develop, and maintain enhancements for NGINX Agent, ensuring performance, scalability, and reliability.
• Participate in code reviews, testing, and documentation to maintain high standards of code quality and usability.
• Communicate proactively about project status, action plans, and issue resolutions.
• Work within a Kubernetes-based ecosystem.
• Conduct internal and external presentations and demos to showcase product features and improvements.

Required Skills

• 3+ years of experience in software development with a Computer Science background or equivalent professional experience.
• Proficient in any programming language, with a preference for Go.
• Basic understanding of Kubernetes concepts and a willingness to work with Docker and containerized environments; hands-on experience with Kubernetes and cloud environments is a plus.
• Knowledge of networking protocols such as HTTP, gRPC, TCP, and UDP.
• Familiarity with networking policies such as rate limiting, circuit breaking, and access control.
• Experience with monitoring and observability tools (e.g., Prometheus, OpenTelemetry, Grafana, Fluentd) for analyzing application behavior.
• Proficiency in writing clean, efficient, and testable code, with experience in unit and functional testing.
• Strong problem-solving skills, with a structured approach to debugging and resolving customer-reported and technical issues.
• Excellent communication skills, both written and verbal, with the ability to document solutions, use cases, and operational workflows.
• Self-motivated, able to work independently while thriving in a collaborative, open-source, and agile team environment.
• Strong interpersonal, team-building, and mentoring skills to support team growth.

Professional Experience

• Bachelor’s and/or Master’s degree in Computer Science Engineering or a related field.
• 2 to 5 years of experience in software design and development.

#LI-SS5

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 @f5.com) or auto email notification from Workday (ending with f5.com or @myworkday.com).

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 [email protected].