Introduction Quantum technologies are poised to transform the financial services industry by offering innovation and security. The financial services industry is at a technological inflection point, driven by the advent of quantum technologies. These emerging technologies hold the potential to transform the financial sector by offering new computational paradigms, enhanced security and innovative solutions to complex problems. This white paper explores the strategic imperatives, opportunities and risks that quantum technologies present for financial services leaders, providing a roadmap for action and readiness. Quantum technologies differ from classical ones, harnessing quantum mechanics principles like superposition, entanglement and interference to facilitate powerful new capabilities in computing, communication and sensing. These principles allow quantum systems to process information in parallel, link particles across distances and amplify correct outcomes while eliminating errors. While they promise breakthroughs in fields like cryptography, simulation and data analysis, practical implementation remains a significant scientific and engineering challenge. Quantum applications within financial services are diverse. Quantum computing, for instance, has the potential to offer more accurate risk modelling, fraud detection and portfolio optimization.4 Quantum security and communications technologies enable theoretically unbreakable encryption through methods such as quantum key distribution (QKD) and quantum random number generation (QRNG). Complementing this, classical approaches like post-quantum cryptography (PQC) algorithms can build resistance to quantum computer attacks, helping to protect sensitive financial data from emerging threats.5 Meanwhile, quantum sensing provides precise measurement capabilities that may be used to heighten the synchronization of high- frequency trading (HFT) algorithms.6 To derive meaningful value from quantum technologies, financial institutions will need to go beyond experimentation and pilot phases. Strategic focus is required across several key pillars – sustained research and development (R&D) investment, infrastructure enablement, public-private collaboration, engagement with start-ups and private ventures, targeted education and workforce development, and responsible quantum deployment. Together, these pillars lay the foundation for scaling quantum innovations – translating nascent, isolated use cases into industry-wide transformation. In this dynamic and evolving landscape, financial services leaders must remain agile and forward- thinking. The integration of quantum technologies requires a phased and strategic approach, continuous learning and collaboration with multiple stakeholders. By embracing quantum advancements, financial services leaders can improve operational efficiency, deliver greater value to customers and strengthen resilience against emerging challenges, paving the way for long-term growth and stability within the industry. Quantum Technologies: Key Strategies and Opportunities for Financial Services Leaders 5

Quantum Technologies Key Strategies and Opportunities for Financial Services Leaders 2025