Report 13 Jan 2026

Telecom - InSight Analysis - UK

The UK telco sector is facing geopolitical headwinds while adapting to post-Brexit realities. Given the reliance on domestic demand, the key levers to mitigate those challenges are an efficiency drive and innovation. This is reflected in PAC’s estimates that, by 2025, the sector is expected to experience a modest growth of 1.3% in IT services. For the period up to 2029, the CAGR will be only 1.4%.

That being said, the global telecoms industry continues to face a fundamental challenge: its core products and services are becoming commodities, making it difficult to raise prices, while it faces a continual need to invest in infrastructure. Beyond commoditization, the unfulfilled promises of 5G monetization, despite steep investments in upgrading the infrastructure and building out new services, are weighing on the sector.

As a result, the UK telco sector is witnessing accelerated consolidation, such as the merger of the leading mobile operators Virgin Media and O2, and most recently, Vodafone and Three. While still nascent, AI can accelerate UK telecom innovation by optimizing networks (energy-aware RAN, self-healing, and spectrum use), automating operations (AIOps and field-force scheduling), and enhancing customer value (churn prediction, personalized offers, and AI-driven care). It enables enterprise growth via private 5G/edge, strengthens security/fraud detection, and monetizes anonymized mobility/QoE insights. Success depends on a governed data mesh, open standards (such as O-RAN and TM Forum), regulatory trust (e.g., Ofcom, GDPR), and striking a balance between building and buying. Quick wins include energy savings, reduced churn, and fewer truck rolls, with long-term benefits in efficiency, customer experience, and enterprise services.

Recommended advisory: PAC Leadership Session – Telecom Trends