A Digital Energy System: Necessity, Value and Execution

Decarbonizing the energy system and related industries is essential to meet climate targets. The aim is to shift to renewable energy sources while ensuring that energy remains both affordable and reliable. This transition must take place within a complex environment shaped by geopolitical uncertainty, constrained capital, vulnerabilities in the global supply chains, and evolving consumption patterns, including rapidly rising Artificial Intelligence (AI) driven electricity demand, accelerated industrial electrification, and heightened economic volatility. At the same time, energy infrastructure is ageing and increasingly unable to deliver the capacity and flexibility required. These challenges are compounded by fragmented regulatory frameworks, lengthy and bureaucratic permitting processes, and a growing shortage of skilled professionals. Digital technology is necessary for managing these complexities and requirements. Integration of intermittent renewables, dynamic demand-side management, real-time orchestration of assets, and predictive analytics driven by automation and autonomous operations are critical capabilities to enable this transition and address outlined constraints. However, the transformation must go deeper. This transformation requires more than technology; it demands a fundamental shift in how energy systems are designed, built, and operated. The sector must adopt a digital mindset and embrace principles proven in other high-performing industries: agility, data-driven decision-making, scalability, customer-centricity, and resilience.This requires a shift towards circular business models and a fundamental re-design of end-to-end value chains, embedding operational flexibility while reducing dependencies on rigid regulatory regimes and governance structures. These changes extend across the entire energy system, encompassing adjacent industries, consumers, and national regulatory frameworks. This paper brings together evidence from industries, academia, and regulatory bodies with cross-sector examples to explain why the current energy system is structurally constrained and what must change. It defines the requirements for end-to-end digitalisation across the electricity value chain, pinpoints the key structural shifts and success factors, and evaluates the value at stake alongside the barriers to adoption. The paper closes with an integrated framework that connects strategy, technology, and execution into an actionable roadmap.