Software Engineer, C, C++ and Routing Protocols

Cisco

full-time

Posted on: 3/23/2026

Location Type: Hybrid

Location: Bangalore • India

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About the role

Design, build, and sustain critical routing protocol and infrastructure components used across Cisco platforms.
Designing and implementing enhancements to BGP Routing protocol.
Building systems that scale efficiently, are secure by design, and provide strong programmability, observability and debuggability in production.
Debugging complex system-level issues in large-scale, multi-threaded environments.
Owning issues end-to-end — from root cause analysis through fix development, validation, and deployment.
Representing Cisco in IETF forums and technical discussions; contributing to protocol evolution and influencing standards where appropriate.
Collaborating closely with platform, hardware, and test teams to validate performance, scale limits, and system behaviour.
Mentoring junior engineers and contributing to a culture of technical rigor and ownership.

Master’s degree with 4+ years or Bachelor’s degree with 6+ years of relevant experience.
Strong experience developing software in multi-threaded environments with excellent problem-solving skills.
Practical experience with Data Structures, Operating Systems and Concepts of Data Networking.
Programming experience (C, C++), script languages (Perl, Python).
Familiarity with Unix/Linux.
Exposure to development of software for large/complex network devices including routing & switching systems.
Understanding of networking fundamentals and protocols (ex: TCP/IP, Ethernet).

Benefits

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

BGP Routing protocolCC++PerlPythonData StructuresOperating SystemsData Networkingmulti-threaded environmentsnetworking fundamentals

Soft Skills

problem-solvingmentoringcollaborationtechnical rigorownership

Certifications

Master’s degreeBachelor’s degree