Senior Auditor - Internal Audit

Forvis Mazars is a leading global professional services network providing audit & assurance, tax, and advisory services. Forvis Mazars in the UK spans 14 offices across the nation and has over 3,400 professionals, with 190 partners. We have a clear purpose and a shared commitment to shape a better future.

You'll join a collaborative and inclusive team where you're supported to grow your skills, explore new opportunities, and contribute from day one. You'll work with a diverse client base, develop meaningful connections, and gain experience that extends beyond your local team.

Together, we grow, belong and impact. #LI-DNP About the team The Internal Audit team plays a critical role in safeguarding the firm’s assets, ensuring robust internal controls, and supporting risk management across a high-profile, complex, and highly regulated organisation. We operate in a dynamic environment, providing independent assurance and insight to senior leadership and governance bodies.

Our work spans financial, strategic, operational, and compliance audits, and we are instrumental in helping the firm meet its regulatory obligations and strategic objectives. From an administrative perspective, it sits within the Quality & Risk Management function.

Job Purpose As a Senior Internal Auditor, you will play a pivotal role in driving Forvis Mazars’ strategic priorities by delivering high-impact internal audit assurance and advisory reviews. You will assess the adequacy and effectiveness of controls in place to mitigate key business risks and priorities, evaluate compliance with regulations, and provide insight that supports continuous improvement across the firm.

In addition to core audit delivery, you may also contribute to the function’s ambition of positioning Internal Audit as a trusted advisor within the business, for example, by attending working groups or offering insight during the development of internal initiatives or change programmes.

This internal facing role will principally involve working with the Head of Internal Audit, Senior Internal Audit Manager and Manager, service lines and different functions across the BST. This role demands a high level of curiosity, initiative, and critical thinking. You will be expected to go beyond the checklist, proactively identifying key and emerging risks, evaluating controls, and recommending practical, forward-looking solutions.

Equally important is your ability to manage relationships professionally throughout the internal audit process: setting clear expectations, maintaining regular communication, and anticipating issues to ensure the delivery of high-quality, timely insights. You’ll be joining the Internal Audit team at an exciting point in our journey.

Building on the progress of recent years, we’re evolving into a more strategic, insight-driven function—broadening our influence, deepening our advisory role, and strengthening our visibility across the firm. You will also contribute to the development of audit methodologies and play a key role in shaping the Internal Audit function’s visibility and influence across the business. You will report to the Internal Audit Manager.

They in turn report to the Senior Internal Audit Manager and the Head of Internal Audit who reports to the Forvis Mazars Audit and Risk Committee, on behalf of the Governance Council. About the role Leading and delivering high-quality, complex, risk-based internal audits from planning to reporting, ensuring high-quality outcomes aligned with the Internal Audit Manual and professional internal auditing standards.

Developing clear, risk-focused scopes within ‘terms of reference’ in collaboration with auditees, ensuring alignment and buy-in before fieldwork begins. Managing internal audits to agreed timelines and budgets, proactively addressing risks to delivery and escalating where needed. Building trusted relationships with auditees and stakeholders, ensuring clear communication, managing expectations, and addressing issues early.

Providing advice and support during internal audits and beyond—helping teams strengthen controls, navigate change, and improve processes. Conducting closing meetings and presenting findings with confidence and clarity to gain agreement from senior stakeholders. Demonstrating intellectual curiosity by exploring root causes, identifying systemic issues, and proposing innovative solutions.

Drafting insightful, well-structured reports that go beyond compliance and add strategic value. Following up on agreed actions to ensure recommendations are implemented and risks are addressed. Support the monitoring and reporting of key performance indicators (KPIs)and assist in drafting papers that incorporate metrics and performance insights to our reporting fora such as the Audit and Risk Committee.

Supervision and coaching Internal Auditors, providing constructive feedback and fostering a culture of learning and excellence. Supporting the development and refinement of internal audit methodologies, tools, and templates. Contributing to the annual internal audit planning process, bringing fresh perspectives and challenge. Championing continuous improvement and knowledge sharing within the team and wider business.

What we are looking for Experience in internal audit or within a compliance/risk assurance environment and working as part of a broader assurance framework. Knowledge of the Global Internal Audit Standards (GIAS). Relevant Qualifications are preferred, but not essential, such as IIA, ACA, ACCA. Strong understanding of risk management principles and control frameworks.

Demonstrated ability to think critically, ask the right questions, and connect the dots. Experience working with senior stakeholders and handling sensitive or confidential matters with discretion. Experience supervising or mentoring others, with a collaborative and supportive approach. Commercial awareness and the ability to tailor recommendations to the business context.

Excellent communication skills, both written and verbal, with the ability to influence and engage stakeholders at all levels. Proactive mindset with a passion for continuous improvement, both in your own development and in driving positive change across the business. Strong data literacy, including the ability to interrogate and interpret data using Excel or other tools.

Ability to work independently, manage competing priorities, and deliver under pressure. Developing a network of contacts across Forvis Mazars and contributing to cross-functional initiatives. Ready to grow, belong, and impact? Apply now and join us at Forvis Mazars! Diversity, Equity & Inclusion At Forvis Mazars diversity, equity and inclusion are central to our values.

We value our people's unique backgrounds, perspectives, and experience, and know this diversity create better outcomes for our clients. We seek to attract, develop, and retain the best talent, inclusive of sex, ethnicity, disability, socio-economic background, sexual orientation, gender identity, nationality, and faith.

We select candidates based on skills, knowledge, qualifications, and experience and aim to support all our team members to reach their potential. At Forvis Mazars, we promote an environment in which you can grow your skills, belong to a team that values your ideas, and make an impact that matters. Forvis Mazars is a leading global professional services network providing audit & assurance, tax and advisory services.

In the UK, we're home to more than 3,400 professionals and 190 partners across 14 offices, all united by a shared purpose: shaping a better future. Whether you're starting your career or taking your next step, you'll find opportunities to learn, develop and make a meaningful contribution from day one.

We believe the best ideas come from different perspectives, so you'll be encouraged to bring your whole self to work, collaborate with talented people across our firm, and build relationships that help you grow. At Forvis Mazars, you'll belong to a local team, benefit from global opportunities, and make an impact for our clients, communities and each other. Together, we grow, belong and impact.

We recruit most of our opportunities on a rolling basis, so roles may close earlier than advertised if they receive a high volume of applications. We encourage you to apply as soon as possible. As we've recently transitioned to a new application portal, there may occasionally be some unexpected issues.

While everything should run smoothly, if you experience any issues or something doesn't look quite right, please get in touch with our recruitment team and we'll be happy to help. We want to get to know the real you. Applications written in your own words help us understand your experiences, motivations and potential, so we'd encourage candidates not to rely on AI-generated answers.

At Forvis Mazars, we believe great careers start with great experiences. That's why we're committed to providing a transparent, respectful and people-centred recruitment process. Every application is reviewed by our team, and all candidates will receive an outcome, regardless of the result.