Sizewell C. The power of good for Britain.

Location: London* (hybrid working arrangements) with travel expected to Sizewell C, Suffolk. 

Employment type: Permanent full-time/ part-time.

Employment basis: The role is expected to be a full- time position however we are open to discussing a more flexible or part- time approach where possible.

Salary: c.£75,000 dependent on experience, plus bonus and other benefits. 

Closing date: Friday 15th November. 

The Opportunity  

Are you ready to play a pivotal role in one of the most exciting and transformational projects in the UK’s energy landscape? At Sizewell C (SZC), we’re on a mission to build a safer, low-carbon energy future, and we need a dynamic Internal Audit Manager to help us achieve this vision. This is not just a job—this is your chance to be at the heart of a major infrastructure programme that will power millions of homes while leading the way for a sustainable future.

About the Role:

As the Internal Audit Manager, you’ll be the driving force behind the delivery of assurance and advisory engagements, ensuring that our project meets its goals while maintaining the highest standards of governance, risk management, and internal controls. Reporting directly to the Head of Internal Audit, you’ll plan, perform, and report on internal audits, providing critical insights to SZC’s Executive Team and Audit & Risk Committee.

Why This Role is Exciting:

You’ll be part of a project that’s setting new benchmarks for energy security in the UK.

Work in a highly regulated and collaborative environment with a diverse group of stakeholders, including the government, investors, and leading industry experts.

Play a key role in ensuring that SZC delivers value for money, safety, and operational excellence across the entire project lifecycle.

You’ll have the opportunity to shape the internal audit function, adopting cutting-edge audit methodologies and industry best practices.

Collaborate across multiple teams and functions, ensuring the project’s success in a highly complex and ambitious setting.

What We’re Looking For:

Extensive experience in internal auditing within large, complex organisations or from a Big 4 professional services firm.

A strategic thinker with a deep understanding of risk and control frameworks, capable of providing foresight and insight to senior management.

Excellent communication and project management skills, with a proven ability to deliver high-impact audits that drive meaningful change.

Professional qualifications (ACCA, ACA, CIMA, CIA) and a solid track record of success in the audit, assurance, or risk space.

Why Join Sizewell C? 

This is a rare opportunity to contribute to one of the largest infrastructure projects in the UK, with the chance to make a lasting impact on the country’s energy future. As we prepare to start construction on the Suffolk coast, your expertise will be crucial in ensuring we operate with transparency, efficiency, and accountability.

A full job description is available on application. 

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Power in Diversity

Sizewell C is a great place to work, where everyone is welcome.

To fulfil our commitment of doing the power of good for Britain, our ambition is to have a workforce which reflects and benefits the society we are part of and serve.  Every worker on SZC, wherever they are, should help to create and experience the right environment where everyone on the team understands, respects and embraces diversity with a culture where everyone is treated with equal respect and are all given equal access to opportunities.  By valuing the different points of view and experiences that having a diverse team brings, and by fostering an inclusive climate, we will create a great place to work and a more successful project. 

We create the right environment where people feel able to bring their whole selves to work. Whilst working together there is mutual trust and appreciation created through the building of meaningful relationships with one another, aligned with our key values:

Respect: Value the rules and environment in which we operate

Positivity: Positively challenge poor quality and performance

Humility: Be open to other’s points of view and ideas, be willing to debate and to compromise

Solidarity: One team, working closely together and helping each other

Clarity: Communicate clearly and consistently

Everyone is able to get the most from their work and the workplace, and in return, give their best.

Competitive Salary and Benefits

We’re dedicated to offering flexible benefits that support our people across all aspects of their lives and we’re delighted to offer a range of benefits to support our employees’ physical, emotional and financial wellbeing. 

In addition to a competitive salary, we offer a market-leading company pension scheme, paid holidays and a range of flexible benefits, such as: a company incentive bonus plan, health cover, cycle to work scheme, discounts and employee pricing.

Please let us know if you’d like to discuss flexible working arrangements by highlighting this on your application.

*Sizewell C Limited will be moving offices from 90 Whitfield Street to 25 Copthall Avenue.

25 Copthall Avenue is a modern building just a short walk from Moorgate and Liverpool Street stations. Sizewell C will occupy the whole of the 4th floor. We are targeting a move in February 2025.

This role will be contractually based at 25 Copthall Avenue. However, depending on the date of the move there may be a period that you will be required to work temporarily from our existing office at 90 Whitfield Street.