This research report investigates the multifaceted impact of globalization on competition within the United Kingdom, using Barclays PLC as a focal case study. The report begins with an overview of globalization, defining it as the integration of economies to reduce cross-border barriers, facilitating international trade and business expansion. It highlights the benefits of globalization, such as access to new markets, technological advancements, and skilled labor, while also acknowledging the challenges, including increased competition and changing customer demands. The study aims to identify both the positive and negative impacts of globalization on competition within the UK, specifically focusing on Barclays PLC, a multinational investment bank and financial services company. The report outlines the research objectives, which include understanding the concept of globalization, analyzing its impact on Barclays PLC, identifying the issues faced during globalization, and recommending strategies for achieving a competitive advantage. The methodology involves a literature review, data analysis, and interpretation to evaluate the effects of globalization. The report also includes a reflection on the research outcomes and suggests alternative research methodologies for future studies, concluding with recommendations for Barclays PLC to navigate the globalized market and maintain its competitive edge.