Job Description

Business Architect - Nuclear New Build Programme - £700-£725 per day - Inside IR35 - Hybrid working from a site near Leiston - 2-3 days a week on site- 6 months inital contract with extension being highly likely.

We are supporting a leading organisation within the UK nuclear new build sector in the search for an experienced Business Architect to join a major, nationally significant infrastructure programme.

This is a high-impact role at the heart of a complex, safety-critical environment, shaping the business architecture that underpins large-scale nuclear construction and long-term operational capability. The successful candidate will likely come from a Business Analyst background and will have progressed into business architecture, enterprise change, or senior transformation roles within highly regulated industries.

The Opportunity -

You will work closely with senior stakeholders, engineering teams, delivery partners, and suppliers to define and shape early-stage project concepts, develop robust investment cases, and ensure business requirements are translated into safe, efficient, and deliverable solutions.

The environment is highly governed, structured, and safety-driven, requiring strong analytical capability, stakeholder leadership, and a deep appreciation of regulated delivery frameworks.

Experience in nuclear, rail, defence, utilities, or other safety-critical infrastructure programmes will be highly advantageous.

What You ll Be Doing -

• Leading stakeholder engagement to define project concepts, scope, dependencies, risks, and business outcomes
• Capturing, analysing, challenging, and prioritising business requirements aligned to programme and organisational strategy
• Developing business architecture artefacts to support early-stage project definition and decision-making
• Producing high-quality investment cases and business cases with clearly articulated benefits and value drivers
• Working with internal teams and external delivery partners to develop and evaluate solution options
• Acting as custodian of business requirements across the full lifecycle, ensuring alignment to agreed outcomes
• Supporting business readiness, testing, and transition into operational use
• Ensuring solutions align with nuclear governance, regulatory obligations, and safety standards

What We re Looking For -

We are seeking candidates with strong Business Analyst foundations who have developed into broader business architecture or transformation roles.

Essential Experience -

• Significant experience on large-scale civil engineering, infrastructure, or construction programmes
• Background in highly regulated environments such as nuclear, rail, defence, utilities, or similar safety-critical sectors
• Strong business process analysis, modelling, and design capability
• Proven experience engaging and influencing senior stakeholders
• Experience developing business cases and investment cases for complex programmes
• Understanding of formal project delivery frameworks such as PRINCE2 or equivalent structured methodologies
• Experience working with procurement processes including RFI and ITT stages and supplier evaluation

Desirable Experience -

• Direct experience within nuclear new build or nuclear operational environments
• Exposure to enterprise architecture or structured business architecture frameworks
• Experience supporting major capital investment or national infrastructure programmes

Key Skills -

• Strong analytical thinking and structured problem-solving
• Ability to integrate processes, systems, and organisational change across complex environments
• Excellent stakeholder engagement and facilitation skills, including senior leadership engagement
• Ability to translate strategic objectives into clear, actionable business outcomes
• Strong commercial awareness with an understanding of cost, risk, and value trade-offs
• Commitment to continuous improvement and constructive challenge

Personal Attributes -

• Confident operating in complex, highly governed environments
• Calm and resilient under pressure, with strong attention to detail
• Credible with senior stakeholders across technical and business domains
• Collaborative, inclusive, and able to work across multi-disciplinary teams
• Committed to safety, quality, and compliance in all aspects of delivery

This is a rare opportunity to contribute to one of the UK s most significant infrastructure programmes, shaping the business architecture that underpins the delivery of safe, reliable, low-carbon nuclear energy for the future.