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.
Job Title: QA Software Engineer
Location: Edinburgh, UK (Hybrid)
Work Authorization: Must currently reside in the UK and hold a valid permanent work permit.
How You Will Contribute
At Ciena, we enable the digital world—your streaming, messaging, video calling, and connected experiences are powered by our network innovations. As a QA Software Engineer, you’ll play a vital role in ensuring the quality and performance of our SAOS product by building robust, automated test systems.
In this role, you will:
* Participate in design reviews and collaborate on detailed technical specifications for new cloud-based network orchestration features.
* Define and execute test plans and test cases for new functionality, focusing on performance, conformance, and stability.
* Automate feature and regression testing using Python to ensure rapid, consistent validation of product functionality.
* Maintain and extend the shared test automation framework with your team.
* Proactively identify, log, and track defects; work with Development Engineers to troubleshoot and resolve issues.
* Reproduce customer-reported issues to isolate and define root causes.
* Collaborate cross-functionally with development, QA, and support teams throughout the release cycle.
The Must Haves
* Experience:
o Minimum 3 years in a software QA or test automation role.
o Proven experience writing and automating tests in Python or a similar dynamic language.
o Hands-on experience with QA test automation systems and frameworks.
* Education:
o Bachelor’s degree in Computer Science, IT, Electronics, Cybersecurity, or related field.
* Networking Knowledge:
o Understanding of network protocols such as OSPF, IS-IS, BGP, MPLS, LDP, DHCP, DNS.
o Familiarity with network routers, switches, and basic setup/triage of networking hardware.
* System Skills:
o Comfortable working in Linux environments.
o Exposure to Containers (Docker) and Kubernetes.
o Experience testing RESTful APIs, web UIs, and cloud-based applications.
* Work Eligibility:
o Currently residing in the UK with a valid permanent work permit.
Assets
The following skills and experiences will help you stand out:
* Experience with cloud networks and network virtualization.
* Knowledge of AI/ML applications in QA workflows.
* Background in security or vulnerability testing.
* Contributions to open-source projects.
* Familiarity with industry tools such as:
o Atlassian toolset (JIRA, Confluence)
o Robot Framework, Ansible, Jenkins, Git
* Understanding of:
o Computer hardware architecture
o Operating system internals
o ISO9001/TL9000 standards
What You'll Gain
Ciena offers you a unique opportunity to grow your expertise in cutting-edge network technologies while working alongside a diverse, world-class engineering team. You'll gain exposure to real hardware, emerging platforms, and end-to-end product development—from innovation through deployment.
Location: Our UK team is based in central Edinburgh, within walking distance of 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 anEqual 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.
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