SASE Firewall SW Developer

Overview

Design and develop core software modules for secure, scalable, and high-performance firewall and network security solutions, with a primary focus on Next-Generation Firewall capabilities alongside SASE, ZTNA, SWG, VPN, and SD-WAN.

What you'll do

• Design, develop, and optimize firewall software modules for next-generation cybersecurity solutions, including NGFW, SASE, ZTNA, SWG, VPN, and SD-WAN.
• Contribute to design decisions and to the technical direction of the firewall and cybersecurity platform.
• Ensure the scalability, performance, and security of software components through thoughtful design and rigorous testing.
• Mentor junior developers and promote best practices in coding, design, and the software development lifecycle.
• Conduct code reviews and contribute to technical documentation.
• Support continuous integration and deployment processes.
• Stay current with industry trends, emerging technologies, and evolving security threats to ensure the product remains competitive and secure.
• Troubleshoot complex technical issues and provide timely resolutions in both development and production environments.

What you'll need

• Bachelor’s degree in computer science, Engineering, or a related technical field.
• 5–8 years of hands-on networking, cloud, and security software development experience, with a strong background in systems programming, networking, or security-related domains.
• Experience working on enterprise-grade cybersecurity products or network infrastructure solutions.
• Strong expertise in firewall and network technologies such as NGFW, stateful and deep packet inspection (DPI), IDS/IPS, NAT, VPNs, SWG, ZTNA, SD-WAN, and SASE.
• Hands-on experience with Linux networking and packet-processing stacks such as netfilter / iptables / nftables, eBPF/XDP, or DPDK.
• Proven experience designing and building scalable, high-performance software solutions in complex, distributed environments.
• Proficiency in cloud-native architectures, microservices, and containerization technologies such as Docker and Kubernetes.
• Proficiency in programming languages such as C, C++, Go, Rust, or Python.
• Solid understanding of cybersecurity principles, networking protocols, and secure software development practices.
• Strong problem-solving skills and the ability to contribute to technical discussions and make sound design decisions.
• Excellent communication and collaboration skills, with the ability to work effectively across teams and mentor junior developers.

Nice to have

• Experience with CI/CD pipelines, automation tools, and modern DevOps practices, including automated testing for networking and security software.
• Contributions to open-source security or networking projects.

Details

• Location: Bengaluru, India.