This paper systematically reviews the current trends and insights into employee retention in Indian banking sector with the consideration of sustainable growth of this sector. This study was carried out by an extremely thorough systematized literature review, using PRISMA framework to increase the issues of transparency and reproducibility during data selection, analysis, and synthesis. The search encompassed the reviews that were published between 2014 and 2024 with a primary retrieval through SCOPUS. The initial number of studies that were found was 44, which were then narrowed down to 36 based on predetermined inclusion and exclusion criteria that would be used, to finally form the synthesis. Based on the results, some of the key mechanisms that facilitated staff engagement and retention included competitive remuneration, favorable workplace culture and high career development opportunities. Work-life imbalance, job dissatisfaction and a high-stress environment were the major causes of turnover. The research highlights the need to harmonize with the sustainability plans retention measures in achieving the aim of building a committed and strong workforce. It also ends with recommendations on the actions that can be undertaken to break down the barriers in retention and leverage the enablers in addition to future research avenues on how to tackle the emerging challenges in this dynamic field.