Self-directed professional development is the process to develop professionally with the help of self-motivation, self-initiation, and strong willpower. Teacher development through self-direction is the concern these days in Nepal. The study explores the experiences of secondary-level English language teachers in the practice of self-directed professional development strategies within the theoretical framework of adult learning theory, more specifically, a key component of self-directed learning. Based on the telephone interviews with five English teachers teaching English at the secondary level of Dadeldhura district, the practice of the experience of practicing self-directed learning strategies was explored. The study reveals that the teacher teaching in secondary level challenges like large class, less or no effective teacher training, improper use of CAS, and lack of teaching material in the teaching profession. To tackle these challenges, they adopt different strategies themselves. Mainly this study showed that strategies like reading printed materials, use of internet and ICT tools, action research, reflection, and collaboration among teachers are some common among them. These strategies are very often and easy for their professional development. These strategies are adopted for solving mainly everyday problems. Despite being in remote areas of Nepal secondary level English teachers are self-motivated to adopt different strategies for their professional development.