Hybrid Principal QA Engineer

at Amadeus

• Job title: Principal QA Engineer
• Job type: Full Time
• Experience level: Lead
• Salary: Not specified
• Degree requirement: No Education Requirement
• Tech skills: Distributed Systems, Selenium, TypeScript
• Location requirements: Hybrid, Istanbul, Turkey

About the role

• Principal QA Engineer at Amadeus, leading QA efforts for travel industry solutions with a focus on automation. Collaborating with diverse teams to ensure high-quality standards in software delivery.

Responsibilities

• Define, maintain, and own test strategies and test plans for projects, products, and releases.
• Ensure compliance with CI/CD guidelines, SDL/STDL, and industry QA best practices.
• Provide formal quality sign‑off for functional, non‑functional, regression, and release validations across lifecycle phases.
• Maintain comprehensive test result documentation to support debugging, corrective actions, and continuous improvement.
• Analyze, define, and execute test standards and procedures for complex solutions.
• Propose and monitor KPIs to track software quality and delivery performance.
• Design, implement, and evolve scalable automation test suites for complex systems.
• Establish robust test coverage strategies to prevent flakiness and regression leakage.
• Investigate defects, perform root cause analysis, and coordinate preventive actions across teams.
• Lead defect triage and debugging sessions to accelerate issue resolution.
• Build strong product domain knowledge, including business processes, scenarios, and customer requirements.
• Unify and orchestrate complex platforms to enable end‑to‑end monitoring and reporting of API consumption.
• Understand business drivers and assess complex problems with broad impact on product quality and delivery.
• Analyze testing requirements across internal and cross‑Business Units.
• Collaborate closely with development, commercial, and cross‑functional teams to prioritize requirements and streamline execution.
• Support customers during UAT phases, providing guidance and validation.
• Provide quality and automation guidance to development and QA teams across projects.

Requirements

• Strong hands‑on experience in both manual and automated testing.
• Experience with modern automation frameworks (e.g. Playwright, Selenium) and test development using TypeScript.
• Solid knowledge of back‑end testing in distributed systems, including API validation and integration testing.
• Ability to define and implement comprehensive test strategies covering functional, non‑functional, and regression testing.
• Proven experience analyzing complex systems, identifying risks, and proposing preventive actions.
• Strong problem‑solving, analytical, and communication skills with the ability to collaborate across cross‑functional teams.
• Experience in monitoring KPIs and driving measurable quality improvements at scale.
• Proactive, quality‑driven mindset with strong technical expertise.

Benefits

• A critical mission and purpose - At Amadeus, you'll power the future of travel with a critical mission and extraordinary purpose.
• A truly global DNA - Everything at Amadeus is global, from our people to our business, which translates into our footprint, processes, and culture.
• Great opportunities to learn - Learning happens all the time and in many ways at Amadeus, from on-the-job training to formal activities, and daily interactions.
• A caring environment – Amadeus fosters a caring environment that supports both professional growth and personal well-being.
• A complete rewards offer - Amadeus provides attractive compensation packages, including salary, bonus, caregiving and health benefits and health benefits.
• A flexible working model - Embrace our flexible working model, enabling you to excel wherever and however you work best.
• A diverse, equitable, and inclusive community – We are committed to enabling each employee to reach their full potential by fostering a culture of belonging and fair treatment.
• A Reliable Company - Trust and reliability are fundamental to shaping our relationships with customers, partners, and employees.