Software Development Engineer in Test (Python)

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. About the Role: The Ubiquiti Pilsen office is seeking a SDET with proven Python development skills. Your primary focus will be on architecture, extensibility, and maintainability, as well as on test design and investigation of test results and issues. You will work closely with QA, DevOps, and development teams to design and implement new capabilities, improve performance and reliability, and ensure the framework scales with our growing needs. The role involves working in an environment tied to networking products and systems, requiring an understanding of how software interacts with network devices and services. We are looking for a proactive, hands-on engineer with deep Python expertise, experience with large-scale or long-lived projects. A strong architectural mindset is a great bonus and will be highly appreciated. Key Responsibilities Design, develop, and maintain a Python-based automated testing framework Contribute to the migration of an existing testing framework to Python while ensuring feature parity Design and Investigate network-area related test scenarios Perform in-depth analysis of cutting-edge network protocols Implement and improve framework features used by QA and development teams Collaborate closely with QA, DevOps, and software engineers to align testing strategy Review code and provide constructive feedback to ensure high-quality, maintainable solutions Required Qualifications: Proven experience with Python Solid understanding of software architecture, modular design, and clean code principles Proven experience in software testing or strong knowledge of computer networking Familiarity with networking, embedded systems, or hardware-related testing Comfortable working in a cross-functional environment (QA, DevOps, Development) Proactive, self-driven approach with strong problem-solving skills Solid knowledge of Linux administration and shell scripting Nice to Have: Experience with test automation frameworks (custom or open-source) Experience with Jenkins, including the ability to build and improve CI systems Knowledge of virtualization technologies (e.g., Proxmox, KVM) Knowledge of PHP or prior experience with PHP-based testing frameworks Experience working with large or distributed codebases Benefits: Kitchen packed with food, snacks & sodas, meal allowance Flexible working hours Informal startup atmosphere filled with excitement Team building activities Generous budget to select your work station according to your preferences Competitive salary and 5 weeks of vacation per year Discretionary bonuses based on individual performance The newest web technologies, experimenting with the newest network HW Comfortable office in the center of Pilsen with good transport accessibility