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.
Summary
Since 1992, Ciena has been driven by a relentless pursuit of network innovation. We believe in a network that grows smarter, more agile, and more responsive every day. This means that when you digitally interact in your world - picking up the phone, streaming video, texting a friend or loved one – your interactions are being enabled by Ciena technologies. Ciena makes your social / entertainment / business existence REAL.
Your Role
As a QA Software Engineer, you’ll help test and improve our SAOS product by reviewing feature designs, creating and running tests, finding bugs, and working with developers to fix them. You’ll also contribute to automating these tests in Python so our products can be continuously checked for quality.

The Must Haves

• Education: Master’s OR Bachelor’s degree in Computer Science, IT, Electronics, Cyber Security, or related field.
• Technical Skills:
• Basic programming knowledge (Python preferred, or similar language).
• Understanding of software testing principles.
• Familiarity with Linux, networking basics, or cloud concepts is a plus.
• Mindset & Soft Skills:
• Curious, detail-oriented, and eager to learn.
• Problem-solving attitude—able to spot issues and think of ways to fix them.
• Comfortable working in a team as well as independently.
• Bonus Points For:
• Exposure to automation tools, containers (Docker/Kubernetes), or networking protocols.
• Any internship, academic project, or open-source contribution in QA, automation, or networking.

Additional info
We can offer you an unparalleled opportunity to gain in-depth networking knowledge, working alongside a diverse and industry leading team of network engineers, building components to support customer network services and our own network infrastructure, including bring-ups on new emerging prototype hardware. You must be currently based in the UK and hold a valid permanent work permit for the country.
Location
The team are located in the heart of Edinburgh, just a few minutes’ walk from Haymarket station.
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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

Please refer the Job description for details