Software Developer Intern – C++ / Java / Python

As the global leader in high-speed connectivity, Ciena is committed to a people-first approach. Our teams enjoy a culture focused on prioritizing a flexible work environment that empowers individual growth, well-being, and belonging. We’re a technology company that leads with our humanity—driving our business priorities alongside meaningful social, community, and societal impact.

Software Developer Intern – C++ / Java / Python

We’re a company rooted in people—committed to creating a vibrant and inclusive environment where everyone feels they belong.

Accelerate your career path by gaining hands-on experience and exposure to the latest technologies. Our interns work on real projects in real time, in world-class labs. Be a part of tomorrow’s future—today.

Mentoring. Networking. Leadership Opportunities.

We believe learning doesn’t stop when you leave school. We foster a collaborative environment for growth and provide the tools to help you succeed.

We’re also strong advocates of life-work integration. Through CienaCares, we support causes that matter to our people—matching donations and encouraging volunteerism.

Internship Details

• Duration: 6 months (January 2026 – June 2026)
• Location: Hybrid
  
  

How You Will Contribute

As a Software Developer Intern, you’ll work closely with senior engineers to build innovative networking and software solutions. Depending on your skillset, you may contribute using C++, Java, or Python.

Your Responsibilities May Include

• Designing, coding, and debugging software modules in any one ( C++, Java, or Python.)
• Developing scalable systems using object-oriented principles and modern frameworks.
• Writing clean, efficient, and testable code in Linux/UNIX environments.
• Applying algorithmic thinking to solve complex technical challenges.
• Participating in Agile development cycles and collaborating across teams.
• Integrating networking protocols and APIs into software solutions.
  
  

What We’re Looking For

We value interns who bring:

• Curiosity – A passion for learning and exploring new technologies.
• Initiative – A proactive mindset and ownership of tasks.
• Agility – Comfort with fast-paced, evolving environments.
• Communication Skills – Ability to convey ideas clearly across teams.
• Big Picture Thinking – Strategic mindset with attention to detail.
• Collaboration – Team-oriented approach to problem-solving.
• Innovation – Forward-thinking ideas and a drive to improve.
  
  

Must-Haves

• Pursuing a B.Tech/M.Tech/MCA or equivalent in Computer Science, Software Engineering, or related field.
• Proficiency in at least one of the following: C++, Java, or Python.
• Strong understanding of object-oriented programming and data structures.
• Experience with Linux/UNIX environments.
• Solid problem-solving and algorithmic skills.
• Familiarity with Agile methodologies is a plus.
  
  

Nice-to-Haves

• Knowledge of networking concepts and protocols.
• Prior experience with large-scale systems or open-source contributions.
• Strong verbal and written communication skills.
• Self-motivated and deadline-driven.
  
  

Not ready to apply? Join our Talent Community to get relevant job alerts straight to your inbox.

At Ciena, we are committed to building and fostering an environment in which our employees feel respected, valued, and heard. Ciena values the diversity of its workforce and respects its employees as individuals. We do not tolerate any form of discrimination.

Ciena is an Equal Opportunity Employer, including disability and protected veteran status.

If contacted in relation to a job opportunity, please advise Ciena of any accommodation measures you may require.