Integrant is seeking a Principal Software Development Engineer in Test (SDET) to join their team in a hybrid work arrangement in Cairo, Egypt. This senior-level position requires extensive experience in software testing and automation, with a focus on building and maintaining robust test frameworks. The role combines technical leadership with hands-on testing expertise, requiring proficiency in multiple programming languages and testing tools. The position involves working with US time zones (12:00 PM to 8:00 PM Cairo time) and requires strong client engagement skills. The ideal candidate will have deep knowledge of testing methodologies, SOLID principles, and modern testing practices including API testing, mobile testing, and CI/CD integration. This role offers an opportunity to lead testing initiatives and contribute to the quality assurance process at a senior level, making it ideal for experienced testing professionals looking to take on a leadership role while maintaining technical involvement.