Top 10 Financial Services Stories of 2025: A Year of AI Disruption and IT Challenges
Published: 23 December 2025
By Karl Flinders, Chief Reporter and Senior Editor EMEA, Computer Weekly
The year 2025 has proved to be a watershed moment for the financial services sector, driven largely by rapid advancements in artificial intelligence (AI) and the ongoing evolution of IT infrastructure. Computer Weeklyâs retrospective of the top financial services stories of 2025 highlights how AIâespecially generative AI (GenAI)âhas dramatically reshaped banking operations, workforce dynamics, and IT management. Alongside these technological leaps, the sector also grappled with significant IT outages and complex system upgrades that underscored persistent challenges.
1. Artificial Intelligence Emerges as the âOnly Safe Jobsâ Sector in Banking
Banks have increasingly invested in AI technologies to streamline operations and cut costs, triggering widespread workforce reductions. According to a landmark report by banking industry benchmarking firm Evident, AI-related roles are fast becoming the sole domain of job security within the sector. One in 50 employees hired by the top ten global banks now occupies a role connected to AI, underscoring a seismic shift in banking employment trends driven by automation and AI integration.
2. Lloyds Bank Equips Senior Executives with AI Training
Recognizing the vital importance of AI comprehension at the leadership level, Lloyds Banking Group partnered with Cambridge Spark to train over 200 senior managers in artificial intelligence. This initiative aims to embed AI understanding deeply within the bankâs strategic decision-making processes, ensuring that senior leaders leverage AIâs potential fully and maintain competitive advantage as AI adoption accelerates.
3. ING CTO Daniele Tonella on Harnessing AI for Genuine Transformation
In an exclusive interview with Computer Weekly, Daniele Tonella, Chief Technology Officer at ING, revealed how the bank is not merely experimenting with AI as a tech novelty but embedding generative AI as a core component of its transformation strategy. Tonella outlined INGâs sophisticated four-layer IT architecture, highlighting how AI-driven innovation is balanced with priorities around system reliability, scalability, and quality control.
4. Bloombergâs Head of Terminal Products Wayne Barlow Discusses GenAI Adoption
Wayne Barlow, responsible for Bloombergâs terminal products, shared insights on how one of the sectorâs information giants is embracing generative AI amidst unprecedented data demands. Barlow discussed the challenges of integrating AI capabilities while continuing to offer real-time decision support to financial professionals worldwide, demonstrating the increasing synergy between AI and financial data services.
5. The Bank of Englandâs Quiet ‘Big Bang’: Overhauling the RTGS System
Since 2017, the Bank of England has methodically replaced its core real-time gross settlement (RTGS) system, which processes ÂŁ800 billion in payments daily. Technology lead Nathan Monk described this overhaulâa project undertaken in phasesâto Computer Weekly as âa hell of a journey,â emphasizing the complexity and stealth required to upgrade a critical national financial infrastructure without disrupting the countryâs economy.
6. ASN Bankâs CIO Sebastiaan Kalshoven Reflects on Bank Integration and Cybersecurity
In the Netherlands, ASN Bankâs transition to a single brand necessitated extensive IT integration and cybersecurity reinforcement. CIO Sebastiaan Kalshoven offered a candid look at the bankâs transformation journey, drawing parallels between his coaching experience in swimming and the ethos of continuous improvement required to keep pace with technological change in banking.
7. Barclays IT Outage on HMRC Deadline Day Causes Major Disruption
January saw a major IT outage at Barclays strike on a crucial tax payment deadline, resulting in customers being unable to access online banking, make payments, or contact customer services. The incident highlighted the industry-wide vulnerability to disruptions occurring at critical moments, often exacerbating customer frustration and regulatory scrutiny.
8. Banking ITâs âSpaghetti Architectureâ and the Calculus Behind System Downtime
Experts attribute bank IT crashes largely to the convoluted and interdependent âspaghettiâ architecture within financial IT systems. IT professionals revealed the stark financial calculations banks perform to balance the cost of maintaining near-perfect uptime against the expense of compensating customers when systems fail. This "technology Jenga" means crashes, while costly, are sometimes deemed more financially viable than absolute prevention.
9. Government Faces Scrutiny After US AWS Outage Impacts UK Financial Services
The financial sectorâs increasing reliance on US-based cloud providers like Amazon Web Services (AWS) came under the spotlight when a significant AWS outage disrupted services at Lloyds Banking Group and the UK tax office. This incident sparked growing debate around the risks of over-dependence on third-party cloud infrastructure providers and the need for greater national resilience in critical IT systems.
As 2025 closes, the financial services sector stands at a crossroads, grappling with the revolutionary opportunities AI presents amidst deeply entrenched IT complexities. The stories covered by Computer Weekly paint a detailed picture of an industry undergoing profound transformationâwhere innovation, risk management, and leadership development are all inextricably linked to the successful integration of emerging technologies like generative AI.
For more detailed insights and exclusive interviews, visit Computer Weeklyâs dedicated financial services technology section.
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