Senior Full Stack Developer

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.

At Ciena, this role contributes to building and modernising enterprise-grade applications that support secure, scalable, and high-performance networks for customers worldwide. Reporting to the Engineering Manager – Application Development, the position partners closely with cross-functional teams across North America to deliver cloud-enabled solutions that matter.

How you will make an impact:

• Design, build, and maintain web-based and Windows applications using Microsoft .NET technologies
• Modernise legacy applications through migration to Microsoft Azure cloud platforms
• Develop and support application programming interfaces (APIs), web services, and backend components
• Partner with business stakeholders to translate requirements into reliable technical solutions
• Contribute to Agile delivery practices, including sprint planning, reviews, and continuous improvement
• Support application stability through on-call participation and proactive issue resolution

The must haves:

• Bachelor’s degree in Computer Science or a related discipline
• 7+ years of professional software development experience
• Strong proficiency in C#, .NET Core, VB.NET, Python, Angular, JavaScript, HTML, and CSS
• Solid backend development experience with Microsoft SQL Server, Transact-SQL (T-SQL), and Language Integrated Query (LINQ)
• Hands-on experience with Microsoft Azure services, including App Services, Functions, Containers, and Storage
• Working knowledge of DevOps practices, continuous integration and continuous delivery (CI/CD), Git, GitHub, and test-driven development (TDD)
• Demonstrated application of secure coding practices, including static application security testing (SAST) and dynamic application security testing (DAST)

Nice to haves:

• Experience with SQL Server Integration Services (SSIS) and SQL Server Reporting Services (SSRS)
• Familiarity with advanced SQL Server features and performance optimisation
• Experience using front-end frameworks and tools such as Bootstrap, Telerik, or Kendo UI
• Exposure to machine learning technologies or Amazon Web Services (AWS)
• Knowledge of Hardware Security Modules (HSM) and Federal Information Processing Standards (FIPS) compliance
• Microsoft Azure Developer or DevOps Engineer certification

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.