Senior Software Engineer – C/C++ & Network Systems

cisco· 123 Cisco Systems (India) Private Limited
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📍 Bangalore, IndiaFull time

About this role

Meet the Team

Looking forward to getting an exciting start to your career? Catalyst Engineering IOS XE Platform Independent team, designs and develops high-performance system software for various Cisco Platforms which includes Enterprise Switching & Routers, Service Provider Routing Platforms. This is one of the team where we are leading the Enterprise Industry with several innovations; and we are in an exciting phase in the rapidly evolving market. The opportunities here are boundless, and we are sure you will add a character to the dynamism of this team!

Your Impact

As a Software Engineer, you’ll build and integrate software that powers leading enterprise networking solutions deployed by organizations around the world. You’ll work on Cisco IOS XE, a critical operating system at the heart of many enterprise networking devices, while gaining hands-on experience with emerging technologies and large-scale platforms.

You’ll be part of a vibrant, collaborative technical community where you can learn from experienced engineers, share ideas, and turn your expertise into meaningful solutions. From design and development to integration and deployment, you’ll have the opportunity to make a real impact while continuously learning and growing your career.

Responsibilities

  • Design, develop, and test scalable, high-quality software components for Cisco IOS XE.
  • Develop control-plane and data-plane software for switching, routing, wireless, and IIoT products.
  • Analyze requirements and create effective software designs, functional specifications, and solutions.
  • Troubleshoot complex issues to ensure system stability, security, and performance.
  • Drive engineering process improvements and adopt industry best practices.
  • Innovate and contribute ideas that create intellectual property and patent opportunities.

Minimum Qualifications:

We are seeking a bachelor’s with 5+ years of related experience, or Masters with 3+ years of related experience, or PhD + 0 years of related experience.

  • Good programming skills in C/C++, with a focus on writing reliable, maintainable, and high-quality code.
  • Experience or understanding of networking software/firmware, including control plane, data plane, Linux/RTOS, or networking OS internals.
  • Knowledge of data structures, software architecture, and system design, with the ability to translate requirements into effective solutions.
  • Experience with wireless technologies (802.11ac/ax/be) and network testing tools such as IXIA or packet analyzers
  • A passion for innovation and emerging technologies, with experience in areas such as Python, AI/LLMs, RAG, MCP, or building intelligent network-diagnostics solutions being an advantage.

Preferred Qualifications:

  • Experience with TCP/IP, BGP, OSPF, and complex system architectures.
  • Hands-on experience in areas such as High Availability, IPC, memory management, distributed systems, containers, or virtualization.
  • Ability to learn quickly, adapt to evolving requirements, and embrace new technologies.
  • CCNA, CCNP, or CCIE certification is a plus; equivalent experience is valued.


Why Cisco? 

At Cisco, we’re revolutionizing how data and infrastructure connect and protect organizations in the AI era – and beyond. We’ve been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you’ll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere. 

We are Cisco, and our power starts with you. 


Disclaimer

To ensure that we hire the best talent in the right way, we follow a strict hiring process and recently, Cisco has been made aware of fraudulent recruiters claiming to be from the company. Please be advised that any communication from Cisco about careers will:

  • be in direct response to an application you have submitted through the company career site
  • begin with screening or an interview
  • originate from a Cisco email address, and
  • be conducted across email, phone, or WebEx

 

Cisco will never make a job offer without conducting an interview process or ask you for money in any way. If you have been requested to apply for a role or have received an offer from a site other than https://careers.cisco.com or cisco.wd5.myworkday.com, do not provide any personal identifying information, including your Aadhaar or other personal identifying number, birth certificate, banking information, driver's license, or passport.


If you are the target of a recruiting scam, consider filing a report with your local law enforcement authorities. Cisco bears no responsibility, and cannot be held liable, for any claims, damages, expenses, or other inconvenience resulting from or in any way connected to recruiting scams.


Frequently Asked Questions

Is the salary disclosed for the Senior Software Engineer – C/C++ & Network Systems position at cisco?
The salary for this Senior Software Engineer – C/C++ & Network Systems role at cisco is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Software Engineer – C/C++ & Network Systems position at cisco located?
This Senior Software Engineer – C/C++ & Network Systems role at cisco is based in Bangalore, India. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Software Engineer – C/C++ & Network Systems role at cisco full-time or part-time?
This is listed as a Full time position. It is posted as a Senior Software Engineer – C/C++ & Network Systems role in the 123 Cisco Systems (India) Private Limited department at cisco.
Which team or department does the Senior Software Engineer – C/C++ & Network Systems at cisco belong to?
This Senior Software Engineer – C/C++ & Network Systems position is part of the 123 Cisco Systems (India) Private Limited department at cisco. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Software Engineer – C/C++ & Network Systems position at cisco?
Click the "Apply Now" button on this page. You will be redirected to cisco's official application portal hosted on workday where you can submit your application directly.
When was the Senior Software Engineer – C/C++ & Network Systems job at cisco posted?
This Senior Software Engineer – C/C++ & Network Systems position at cisco was posted on Sep 15, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Software Engineer – C/C++ & Network Systems
cisco
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