Senior Enterprise Architect

HMRC is undergoing a major transformation to modernise and future-proof its IT estate, supporting one of the largest and most complex operational environments in the public sector.

Our Enterprise Architecture (Enterprise Operations) team is at the heart of this change, shaping and governing technology strategies that underpin critical business functions and large-scale transformation programmes. Working across a diverse and evolving landscape, the team sets architectural direction, develops strategic roadmaps, and ensures alignment with organisational objectives.

This is an exciting opportunity to join a forward-thinking group at the forefront of digital innovation, where your expertise will help drive the delivery of robust, scalable, and secure technology solutions that have a profound impact on both HMRC’s customers and colleagues.

Our Enterprise Architecture (Enterprise Operations) team is at the heart of this change, shaping and governing technology strategies that underpin critical business functions and large-scale transformation programmes. Working across a diverse and evolving landscape, the team sets architectural direction, develops strategic roadmaps, and ensures alignment with organisational objectives.

This is an exciting opportunity to join HMRC’s Enterprise Architecture team, a dynamic group working across one of the largest and most complex IT estates in Europe. Our mission is to deliver an architecture strategy that underpins modern, internal-facing services and drives transformation at scale.

As a Senior Enterprise Architect, you will play a key role in shaping HMRC’s technology direction. You’ll create and evolve strategic technology roadmaps, influence policy, and ensure architectural decisions align with organisational goals. Your work will directly impact HMRC’s ability to deliver secure, scalable, and innovative solutions for colleagues and customers.

As part of the Enterprise Architecture - Enterprise Operations team, you will provide architectural leadership across the enterprise platforms and services that support key operational functions such as workforce, learning, estates, and corporate enablement.

The role operates at an enterprise scale, ensuring that operational capabilities are coherently designed, governed, and evolved in line with strategic objectives and organisational priorities. You will work closely with stakeholders across Enterprise Operations and the wider Enterprise Architecture function, shaping cross-cutting initiatives and complex transformation programmes spanning multiple domains.

What You’ll Do:

• Contribute to the development and maintenance of the overarching Enterprise Operations Architecture Strategy.
• Support the creation and governance of reference architectures that guide technology decisions.
• Collaborate with senior business and technology stakeholders to align architecture with strategic objectives.
• Provide input into solution design and help ensure technology investments deliver maximum value.
• Champion innovation and continuous improvement across a diverse and complex IT environment.
• Influence policy and contribute to shaping technical direction for HMRC’s Enterprise Operations estate.

Demonstrable experience working in complex IT or digital environments, with the ability to operate at an enterprise-level, understand architectural trade-offs, and contribute to strategic technology decision-making across large scale organisations.

Ability to view services and solutions from a business and user perspective, ensuring that enterprise architecture direction enables effective, sustainable and…