Head of Enterprise Architecture

Head of Enterprise Architecture

BMS Group – City of London, England, United Kingdom

Reports to: Group Chief Technology Officer (CTO), dotted to Group Head of Change

Job Summary

The Head of Enterprise Architecture will shape the future business and technology landscape of BMS Group. This role bridges business strategy, technology execution and change, ensuring that strategic intent translates into effective operating models, business capabilities, and delivery roadmaps.

The successful candidate will be responsible for building a business-aligned, capability-led architecture function that drives measurable business value, innovation, and scalability across the Group. Acting as strategist, advisor, and influencer, the Head of Enterprise Architecture will enable BMS to deliver change efficiently, strengthen resilience, and accelerate growth.

This role sits within Technology for delivery alignment but works in close partnership with Group Change to ensure enterprise architecture is fully embedded in the design and governance of business transformation.

• Strategic Leadership
  • Define, own, and evolve the enterprise and business architecture strategy, ensuring it directly supports BMS Group’s business objectives across Reinsurance, Specialty, International, and Retail pillars.
  • Act as a trusted advisor to the CTO, Head of Group Change, and senior executives on both business capability development and technology investment decisions.
  • Partner with Group Change to translate business strategy into enterprise-wide operating models, business capabilities, and change roadmaps.
  • Lead, develop, and inspire the architecture team, ensuring expertise spans business, data, application, and technology domains.
  • Establish a clear two-year roadmap to mature BMS’s architecture capability, aligning technology and business outcomes.
• Architecture Development and Delivery
  • Design and govern a holistic enterprise architecture that connects business strategy, capabilities, processes, data, and technology into a cohesive blueprint for change.
  • Develop and maintain enterprise business capability maps, value streams, and target operating models to support prioritisation and investment decisions.
  • Ensure technology architecture evolves in line with business needs, balancing agility, resilience, and scalability.
  • Drive adoption of modern architecture principles (e.g., cloud-native, API-first, data-driven, AI-first) to enable innovation and integration across the enterprise.
  • Partner with business leaders to identify capability gaps, process improvements, and opportunities for simplification and automation.
• Change Interaction, Governance and Assurance
  • Act as a standing member of Change Co, working groups, and Steer Cos, ensuring that change initiatives align with enterprise and business architecture principles.
  • Support portfolio planning, prioritisation, and investment governance through architecture insights and capability-based analysis.
  • Define and implement business capability and value stream governance to track delivery outcomes against strategic objectives.
  • Work closely with Information Security, Data, and Risk functions to ensure compliance with regulatory, security and operational standards.
• Stakeholder Engagement and Influence
  • Build strong relationships with senior business and functional leaders, fostering a shared enterprise-wide view of capabilities, dependencies and priorities.
  • Facilitate workshops to drive shared understanding of architecture principles and how they translate into change outcomes.
  • Communicate complex architecture and business design concepts in accessible ways to both technical and non-technical audiences.
  • Represent BMS externally, contributing to industry thinking and strategic partnerships that advance the enterprise and business architecture vision.
• Innovation and Continuous Improvement
  • Stay at the forefront of emerging trends in enterprise and business architecture, ensuring BMS continues to evolve its capability maturity.
  • Lead pilots and proofs of concept that explore new operating models, digital capabilities and automation opportunities, scaling successful outcomes across the Group.
  • Continuously identify…