Interim Cyber Security Internal Auditor

Who We Are At Grant Thornton we’re building something bold. We’re doing things differently - looking to the future, driving ambitious growth and pioneering positive change in our industry. Providing audit, tax and advisory services, we empower clients through strategic insight, curiosity, and genuine partnership. And we empower our people with real opportunity. Our journey from great to exceptional is well underway. With significant investment behind us and a clear strategy for growth, there’s real momentum.

Our Agile Talent Community (ATC) brings together experienced contract professionals who want choice without losing connection. You work where you add the most value, alongside teams who treat you as a partner rather than a placeholder.

Assignment Description:

Joining us in Business Risk Services We help and support clients achieve their strategic goals by guiding them through new legislation changes and helping to navigate accounting, regulatory, technology and operating model change. The world around us is changing and our teams help clients remain agile and adapt to these changes and stay ahead of the competition.

Grant Thornton’s Business Risk Services (BRS) team provides market-leading risk, control and governance services, working with clients across a variety of industries and beyond.

If you’re an experienced Interim Cybersecurity Internal Auditor who’s tired of choosing between freedom and meaningful work, there’s another route. Within our Business Risk Services team , you’ll be given the opportunity to take on short- to medium-term projects that sharpen your expertise, stretch your thinking, and give you a different angle on familiar challenges - all without locking you into a single path.

We are offering the ability to engage with us via inside IR35 terms.

Skills We Are Looking For

• Deliver cybersecurity audits for client organisations in line with UK regulations.
• Assess compliance against UK GDPR and the Data Protection Act 2018, the NIS Regulations, ISO/IEC 27001, Cyber Essentials and Cyber Essentials Plus, and the Telecommunications (Security) Act 2021.
• Identify risks, provide actionable recommendations, and support clients with remediation planning and regulatory alignment.
• Produce clear audit reports and present findings to client stakeholders.
• Proven experience in cybersecurity auditing, ideally in a consultancy or client-facing role, with strong knowledge of UK legal frameworks and compliance standards.
• Relevant certifications, for example CISA, CISSP or ISO 27001 Lead Auditor.
• Excellent communication and stakeholder engagement skills, with the ability to work independently across multiple client engagements.

Why Consultants choose the ATC

• Work that moves you forward

When a project fits your skills, we’ll get in touch, but you choose whether it’s right for you. That means working on engagements that genuinely build your portfolio and expand your expertise.

• The freedom of contracting without the hidden admin

You’re not left to navigate the freelance world alone. Our Agile Talent team helps you understand freelance regulation and connects you with people who broaden your thinking through our teams and clients.

• Community you can actually feel

Connection shouldn’t disappear just because you’re contracting. From market insights to wellbeing sessions to networking events, you’ll be part of a community designed to make the independent path less isolated and more impactful.

Our culture and values We have a culture where talented people thrive – where high performance is not just expected but enabled. It’s a culture built on clarity, curiosity, and care. One that challenges us to aim higher, where we’re encouraged to make the most of an abundance of resources to fuel our own development, and where we support each other to grow, learn, and succeed.

Our open and accessible culture means you’ll interact with leaders who are interested in you and everything you bring to our firm. The things that set you apart, we value them. That’s why we give you the freedom to bring your whole self to work and pursue your passions inside and outside of work.

How To Join We keep the process straightforward, because the real work happens once you’re here.

• Submit your CV and basic details through our online application.
• If there’s a match, a recruiter will reach out to discuss.
• Meet key stakeholders for a focused conversation.
• Complete your background checks, join the Agile Talent Community, and start exploring the opportunities we have to offer.

If you need adjustments at any point in the process, please let us know during the application stage - we aim to make sure our roles are accessible to everyone.