Head of Finance (Sizewell C)

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Head of Finance – Site Delivery
Sizewell C
 

Location:  Orwell, Ipswich, Leiston, Suffolk, on a hybrid basis 
Contract:  Permanent, full-time. 
Closing Date: Friday 8th May 2026

What’s in It for You 

Salary: Starting £110,000 per annum, depending on experience
Car Allowance: £8,400 per annum
Bonus: 15% annual incentive 
Pension: Up to 7.5% employee / 15% employer contribution 
Leave: 28 days holiday plus bank holidays 
Hybrid Working: Typically, 3 days in the office per week, with flexibility based on business needs 
 

About the Role

As Head of Finance – Site Delivery, you will lead financial governance and strategic financial planning across the project’s Site delivery programme. You will be responsible for ensuring transparency, financial discipline, and value for money within one of the UK’s largest capital programmes.

Acting as a crucial interface between Finance, Operations, the Executive team, and Government partners, this role offers both influence and impact at an organisation‑wide level.
 

Key Responsibilities

Financial Governance & Oversight

Lead programme cost control, cash flow management, and financial reporting.
Ensure expenditure aligns with budgets, funding obligations, and HMG requirements.

Performance & Insight

Deliver high-quality analysis of cost performance, risks, and forecasts.
Drive financial discipline and ensure timely escalation of issues to senior leadership.

Strategic Partnership

Develop business cases and commercial proposals.
Support long-term financial planning and ensure value for money across delivery programmes.

Stakeholder Engagement

Act as the senior financial interface for Site Delivery team and its delivery partners.
Ensure seamless and transparent information flows across all stakeholder groups.

Leadership & Influence

Advise, challenge, and upskill operational leaders to improve financial capability.
Embed a culture of accountability and support the modernisation of the Finance function.

Programme & Commercial Alignment

Oversee financial reporting, contract governance, and alignment to programme milestones.
Ensure forecasts and budgets align with investor requirements and project schedule.
 

Leadership Impact

As part of the CFO’s leadership team, you will play a key role in shaping the future of SZC’s Finance function. This includes driving integration across delivery teams, strengthening financial capability, and ensuring SZC meets its financial, regulatory, and strategic commitments.

This is a high‑profile and career‑defining role for a finance leader motivated by scale, complexity, and national significance.

Knowledge, Skills, Qualifications & Experience

• Exceptional stakeholder management, with a proven ability to build strong relationships across internal teams, delivery partners, and external stakeholders to remain fully aligned with organisational, industry, and financial developments.
• Outstanding influencing, negotiation, communication, and presentation skills, with the ability to distil complex financial information for senior and non‑financial audiences.
• Expert business partnering capability, demonstrating a customer‑focused, proactive, and action‑oriented approach to supporting delivery teams and executive stakeholders.
• Advanced strategic problem‑solving skills, with the ability to evaluate complex issues, identify risks and opportunities, and recommend decisive courses of action.
• Strong commercial acumen, with experience managing business performance and driving financial outcomes within large‑scale, complex environments.
• Excellent prioritisation and organisational skills, with the ability to balance competing demands across multiple programmes and teams.
• Highly analytical mindset, able to interpret data, challenge assumptions, and drive improvements in financial and operational performance.
• Up‑to‑date industry and sector knowledge, including awareness of external factors, regulatory change, finance sector trends, and emerging technologies that influence business performance.
• Adaptability and resilience, with the ability to respond effectively to changing market, regulatory, or programme conditions.
• Strong technology awareness, with the capability to leverage digital tools, data, and systems to improve decision‑making and financial insight.
• Broad understanding of end‑to‑end financial processes, ensuring effective governance, forecasting, reporting, and performance tracking.
• Sound judgement and decision‑making, considering a full range of factors, balancing competing viewpoints, and constructively challenging plans, performance, and assumptions.
 

Qualifications & Experience

• Qualified accountant with recognised Accounting Professional Organisation or equivalent (e.g. ACCA, ICAEW, ICAS, CIMA).
• Strong leadership experience within a large/complex organisation
• Excellent experience of managing internal and external relationships, providing both support and challenge to business performance.
• Experience of Major programmes
• Experience of regulated industry (desired)

Behavioural Competences
 

Humility

Recognise the value brought from different cultures and experiences.
Be open to other’s points of view and ideas, be willing to debate and to compromise.
 

Positivity

Positively challenge poor quality and performance.
Identify solutions at the lowest possible level.
Encourage others to bring new ideas forward.
 
 
Respect

Value the rules and environment in which we operate.
Give and receive feedback with respect.
Embrace and engage with new people and ideas.

Solidarity

One team, working closely together and helping each other.
Empowered teams always looking forward.
Shared responsibility for delivery the project outcomes.
 

Clarity

Communicate clearly and consistently.
Promote collaboration and team alignment.
Clearer and faster decision making.
Drive simplification at all levels.

For this role you must have evidence of right to work in the UK. As a project, we do not discriminate on the grounds of age, gender, race, colour, religion, disability or sexual orientation, and we welcome applications from all sections of the community.