Lead Enterprise Architect

Tria; Milton Keynes; On-site; GBP 90,000 - 114,000; Full time

Job summary

A modern cloud-native organisation in Milton Keynes seeks a strategic Lead Architect to drive enterprise-wide coherence and ensure robust governance. The role involves leading design assurance across major transformation programmes and working closely with executive leadership. Ideal candidates should have strong experience in modern cloud-native environments and a passion for coaching teams. This position offers a competitive salary and bonus potential.

Qualifications

• Senior architectural leader with experience across enterprise domains.
• Proven ability to operate strategically and delivery-focused.
• Exceptional communicator with experience engaging executive-level stakeholders.

Responsibilities

• Chair the Architecture Design Authority for strategic alignment.
• Lead design assurance and governance across various domains.
• Collaborate with executive leadership and influence decisions.

Skills

Architectural leadership

Strategic influence

Governance expertise

Cloud-native environments experience

Stakeholder engagement

Job description

Lead Architect - Strategic Enterprise Role

Location: Milton Keynes (twice monthly)

Salary: up to £113,500 + 20% bonus

Type: Permanent

Reporting to: Chief Data Officer

Overview

An exciting opportunity to join a modern, cloud‑native organisation undergoing significant transformation. This is not a greenfield role - the architectural foundations are already in place. We're looking for a strategic and hands‑on Lead Architect to drive enterprise‑wide coherence, ensure robust governance, and deliver real business value in a fast‑paced, technology‑forward environment.

Key Responsibilities

• Chair the Architecture Design Authority, ensuring strategic alignment and enterprise coherence.
• Own and evolve the enterprise architecture framework and roadmap.
• Lead design assurance and governance forums across data, integration, infrastructure, and technology domains.
• Provide architectural leadership across major transformation programmes, including finance and data initiatives.
• Coach and develop a maturing architecture team.
• Collaborate closely with executive leadership, influencing strategic direction and investment decisions.
• Ensure secure‑by‑design and compliance‑by‑default principles are embedded across delivery models.
• Drive adoption of AI and data‑centric approaches across the organisation.

Ideal Candidate Profile

• Senior architectural leader with broad experience across enterprise domains.
• Proven ability to operate strategically while remaining hands‑on and delivery‑focused.
• Exceptional communicator with experience engaging ExCo‑level stakeholders.
• Strong governance and design assurance expertise.
• Experience in modern cloud‑native environments.
• Comfortable navigating complex stakeholder landscapes and fostering collaboration.
• Passionate about coaching and developing talent in an evolving team.

Why This Role?

• Be part of a major transformation journey, including live programmes and upcoming finance transformation.
• Work with cutting‑edge technologies in a fully modernised environment - no legacy systems.
• Influence the future of data and AI strategy under dynamic leadership.
• Benefit from established governance and support structures, with external partners in place for the next two years.
• Join a busy, high‑impact environment where your leadership will shape the future of the organisation.