Senior Enterprise Architect (Enterprise Operations)

Job summary

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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.

Job description

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.

Person specification

Responsibilities

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.

Person specification

1. Senior architecture and technology background
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 largescale organisations.

2. Enterprise level perspective and customer focus
Ability to view services and solutions from a business and user perspective, ensuring that enterprise architecture direction enables effective, sustainable and user centred outcomes across internal or operational services.

3. Established Enterprise Architecture capability
Evidence of operating as an Enterprise Architect or in a closely related senior architecture role, with experience applying architecture principles, standards and frameworks to shape direction, guide delivery and influence decision-making.

4. Strong technical foundations
A strong technical background gained through formal qualification or equivalent professional experience, providing the credibility and understanding required to engage confidently with senior technical and business stakeholders.

Essential Criteria

1. Senior Enterprise Architecture Contribution and Direction
Demonstrable experience operating as a senior Enterprise Architect, responsible for contributing to architectural direction within a directorate or across the organisation, providing guidance, advice and decision support to inform technology outcomes.

2. Translating Business Priorities into Enterprise Architecture Strategy
Proven ability to translate organisational, directorate or programme priorities into clear enterprise level architecture Strategy, including the definition of principles, standards, target states and roadmaps aligned to wider enterprise and platform strategies.

3. Architectural Governance and Assurance
Strong experience working within an enterprise architecture governance model, ensuring that local architectural decisions, IT solutions and designs are aligned with departmental and enterprise architecture strategies, standards and platforms.

4. Strategic Decision Making and Technology Evaluation
Experience defining and evaluating architectural options, assessing technology choices, and setting clear strategic direction for initiatives, balancing benefits, risk, cost and long-term sustainability.

5. Senior Stakeholder Engagement, Communication and Influence
Demonstrable experience engaging and influencing senior business and technology stakeholders, including the ability to communicate complex architectural concepts, designs and artefacts in clear, accessible and non-technical language to enable understanding, resolve trade-offs and support informed decision making.

6. Domain Experience in Internal / Enterprise Services
Experience of architecting systems that support Enterprise Operation services such as workforce capability, learning, HR, finance, or operational support functions.

Desirable Criteria

1. Professional Architecture Accreditation:
Holding, or working towards, a recognised enterprise architecture or IT professional qualification (for example TOGAF, CITP, or equivalent).

Office Closures

If your location preference is for one of the following sites, it’s important to note that these are not long-term sites for HMRC and we will require you to move to a new building in the future, subject to our location strategy and the applicable employee policies at that time.

For more information on where you might be working, review this information on our locations (opens in a new window)

These sites are:

• Benton Park View, Newcastle