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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Software Engineer - **Company:** Palo Alto Networks - **Location:** United States - **Experience:** Expert - **Salary:** $147,000.0 - $237,500.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Software Applications, BigTable, BigQuery, Cloud Computing, Complex Networks, Cyber Security, Computer Programming, Databases, Distributed Systems, Python (Programming Language), Network Security, Machine Learning, MongoDB, Network Architecture, Network Protocols, Queueing Systems, Redis, Reliability Engineering, Phishing, Security Software, Software Engineering, SQL Databases, Google Cloud, Load Balancing, Data Storage Technologies, Firewalls (Computer Science), Backend, Kubernetes, Information Technology, Apache Kafka, Software Coding, Restful APIs, Serverless Computing, Docker, Microservices - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/principal-software-engineer-pan-os-cloud-applications-paloaltonetworks-com-8794551 ## About the Role * Bachelor's degree in Computer Science or equivalent field with 7+ years of relevant software engineering experience. * Minimum of 5 years of hands-on programming experience in Go or Java, with additional proficiency in Python or C highly valued. * Proven experience designing and developing high-performance, high-scale distributed software applications in a cloud environment. * Strong technical proficiency with cloud technologies such as message queue(Kafka/PubSub/Redis), Data Storage(SQL/Bigtable/Redis/Mongo/BigQuery). * Demonstrated expertise in backend development, including REST APIs, databases, and serverless computing for distributed cloud applications., * Experience with container orchestration platforms, specifically Docker and Kubernetes. * Comprehensive understanding of public cloud design considerations, including microservice architectures, global network infrastructure, and load balancing. * Working knowledge of TCP/IP networking protocols and principles. * Prior experience working with Google Cloud Platform (GCP) or Amazon Web Services (AWS). ## Description In the Layer-7 Security Software team, we are responsible for at least one, often two to three headline features in every PANOS release. Our code reaches many product lines in the company, and is the critical part of delivering the highest revenue licenses the company offers. Our core Application Identification and Content Inspection Engine runs on Hardware, Virtualized, Container and Cloud-delivered firewalls. Any features that require the inspection or extraction of layer-7 network payload depends on our engine. We are also developing the latest Cloud-delivered Layer-7 security infrastructure. We design and develop key innovative security features such as the industry first Machine Learning powered NGFW, Credential Phishing prevention, URL-filtering, Cloud-delivered Data leak protection (DLP), and many more exciting features. Are you looking to tackle a variety of challenging problems across the network, firewall, and Cloud platforms with a team of collaborative and experienced software engineers? Are you eager to expand to and innovate in the latest security platforms and delivery technologies in the industry? Would you like to be part of a fast moving and engaging team that executes and delivers cutting edge features like a start-up but with the support of an established leading security company? We're seeking innovators - engineers who seek to design new products, designing state-of-the-art products that do not exist today. These engineers love to code with a drive to build global products and bring new ideas to develop security disciplines to solve real-world problems. We are looking for leaders who take ownership of their areas of focus and who are driven to pursue problems at every level. Collaboration is at the heart of our culture and we need engineers who can communicate at a high level and work well with multi-functional teams towards achieving a common goal. As a key member of Layer-7 Security group, you will be responsible for designing and developing device identity solutions, and other security features on the next-generation firewalls. You will work with product management on user requirements, apply your knowledge to functional design, utilize your programming skills for efficient and robust implementation, and interact with quality a, As a Principal Software Engineer within the Engineering team, you will drive the technical leadership and end-to-end delivery of next-generation cloud security solutions. You will collaborate with cross-functional teams to design, implement, and troubleshoot high-scale distributed systems, playing a pivotal role in shaping the future of our network security architecture. This role offers the opportunity to innovate at the intersection of cloud technology and cybersecurity, delivering impactful security-as-a-service offerings that protect our digital way of life., * Provide technical leadership for the end-to-end delivery of solutions, ensuring alignment with cross-functional product management and quality assurance teams. * Design, implement, and troubleshoot robust next-generation cloud security solutions to address complex network security challenges. * Drive the development of scalable cloud security architecture through hands-on coding and strategic architectural planning. * Manage the full product development lifecycle, from definition and design through implementation, testing, and deployment. * Collaborate proactively with Product Management, SRE, and Quality Engineering to deliver high-quality security-as-a-service offerings to market. * Simplify complex technical issues to improve end-customer outcomes by working closely with customer support teams. * Foster a culture of innovation, intellectual curiosity, and problem-solving within the engineering organization. ## Related Videos - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) - [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [How Much Does a Software Engineer Make? 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