This research aims to examine the contributions of line managers and leaders in the development and wellbeing of employees at the workplace, with a focus on Tesco. The objectives include assessing the role of leaders and managers, analyzing current practices of employee wellbeing and development, and determining strategies used by organizations. The research is significant for enhancing knowledge and understanding in this area and has implications for professional benefits and career growth. The literature review discusses the roles of managers and leaders in the workplace, current practices for employee wellbeing, and strategies for employee development. The research methodology section explains the use of research philosophies, research approaches, data collection methods, and data analysis techniques.