Commercial Finance Manager

Job Description : Commercial Finance Manager Job Level 5 Level 5 About Us Diageo is the world’s leading premium drinks company with an outstanding collection of brands, such as Johnnie Walker, Smirnoff, Baileys, Captain Morgan, Tanqueray and Guinness. Our purpose – Celebrating life, every day, everywhere – has an important role in our company, for our people, our diversity, our brands, in how we perform and how we create shared value. Our ambition is to create the best performing, most trusted and respected Consumer Products Company in the world. To achieve these, we need the world’s very best people. Feel inspired? Then this may be the opportunity for you. About You The Commercial Finance Manager acts as the primary business partner of the Commercial and Marketing Teams. The jobholder is responsible for ensuring that they work towards agreed plans and objectives and provide guidance in matters pertaining to financial soundness of plans and compliance. Function The Finance team is central to the delivery of key business objectives and targets across the P&L, Balance Sheet and broader external market share. The members of the team are respected business partners to their stakeholders inside and outside of the function, and work as part of a cross-functional team to help shape the future of Diageo Korea. About the Role The Commercial Finance Manager is a critical strategic partner to the Commercial and Marketing teams, as well as to the Finance Director. This role plays a key part in driving profitable growth by providing data-driven insights, shaping commercial decisions, and ensuring disciplined investment governance. You will lead financial evaluation of customers, channels, and brands, embedding a strong ROI mindset across trade investment and A&P spend. The role requires close cross-functional collaboration across Commercial, Marketing, Supply, and Finance to optimize performance and deliver sustainable value creation. This role offers significant exposure to senior leadership and the opportunity to shape key commercial decisions in one of Diageo’s most dynamic markets. Main Responsibilities Include But Not Limited To Partner with Commercial and Marketing teams to drive profitable growth, providing actionable financial insights and challenge where appropriate Lead customer, channel and category profitability analysis, identifying risks, opportunities, and performance improvement actions Drive trade investment and A&P effectiveness, including pre- and post-investment ROI analysis and optimization Support financial planning cycles (AOP, forecasts, LE), ensuring robust assumptions and alignment with business strategy Work with FP&A team to deliver monthly performance reporting, including variance analysis vs. AOP/forecast and clear articulation of risks and opportunities Develop and maintain value chain analysis across channels, categories, and brands to support strategic decision-making Evaluate pricing strategies, promotions, and innovation performance, providing recommendations to maximize returns Collaborate with Tax and Financial Control teams on intercompany pricing reviews and compliance matters Translate complex financial data into clear, actionable recommendations for senior stakeholders Drive continuous improvement and best practices in commercial finance processes, tools, and reporting Build strong cross-functional relationships to influence decision-making and elevate financial discipline across the business Experience required/Skills/Capabilities/Languages Minimum 7 years of experience in finance function, ideally within FMCG or a multinational environment Proven experience in business partnering and influencing with sales, marketing and supply chain functions, at least 3 years of experience Strong financial modelling and analytical skills - Advanced Excel required; Power BI or similar tools preferred Demonstrated ability to influence senior stakeholders and drive decision-making Strong commercial acumen with a holistic, value-driven mindset Structured problem-solver with the ability to simplify complexity into clear insights Proactive, resilient, and results-oriented with a continuous improvement mindset Fluent in English Bachelor’s Degree in a related field required. MBA or professional accounting qualification is a plus Diversity statement Celebrating our inclusive and diverse culture is core to Diageo’s purpose of “celebrating life every day everywhere”. This purpose is, in itself, inclusive in nature, as it values everybody irrespective of background, disability, religion, gender identity, sexuality or ethnicity. We know that for our business to thrive and for Diageo to realize its ambition, we depend on having diverse talent with a range of backgrounds, skills and capabilities in each of the 180 countries in which we operate and to reflect our broad consumer base. We view diversity as one of the key enablers that helps our business to grow and our values, purpose and standards set the conditions for us to respect the unique contribution each person brings. Flexibility is key to success in our business and many of our staff work flexibly in many different ways, including part-time, compressed hours, flexible location. Please talk to us about what flexibility means to you and don’t let anything stop you from applying. Worker Type :Regular Primary Location:Seoul Office Additional Locations : Job Posting Start Date : 2026-03-25 With over 200 brands sold in more than 180 countries, we’re the world’s leading premium drinks company. Every day, over 29,000 talented people come together at Diageo to create the magic behind our much-loved brands. From iconic names to innovative newcomers – the brands we’re building are rooted in culture and local communities. Our ambition is to be one of the best performing, most trusted and most respected consumer products companies in the world. Our founders, such as Arthur Guinness, John Walker, and Charles Tanqueray, were visionary entrepreneurs whose brilliant minds helped shape the alcohol industry. And through our people, their legacy lives on. Join us, and you’ll collaborate with talented people from all corners of the world. Together, you’ll innovate and push boundaries, shaping a more inclusive and sustainable future that we can all be proud of. With diversity at our core, we celebrate our people's unique passions, commitments and specialist skills. Because when varied voices, mindsets, and personalities come together, great ideas are born. In our supportive culture, your voice will be heard and you’ll be empowered to be you. Just bring your ambition, curiosity and ideas, and we’ll celebrate your work and help you reach your fullest potential. DRINKiQ What's your DRINKiQ? Take our quiz to understand how alcohol is made and explore the effects of drinking. You can discover everything you need to know at DRINKiQ