Audit - Data Auditor Graduate Trainee - London - 1 September 2026

MAZARS UK; Greater London; Hybrid; GBP 30,000 - 40,000; Full time

Job summary

A global professional services network is seeking a Graduate Data Auditor Trainee in London to develop audit analytics tools and support audit teams. The role involves working with key stakeholders, learning to prepare professional audit documents, and developing a strong understanding of financial statements. You'll join a supportive culture that promotes self-development and offers opportunities for professional qualifications, including ACA Certification. The start date is September 1, 2026.

Benefits

Funding towards professional qualifications

Coaching and mentorship

Flexible study time

Qualifications

• Candidates should be on track to achieve or have obtained a degree in business analytics or related fields.
• Experience in data visualization tools such as Power BI is desirable.
• Ability to express ideas clearly and work creatively.

Responsibilities

• Design and develop audit analytics tools.
• Work independently following best practices.
• Maintain control under pressure and handle deadlines.

Skills

Analytical skills

Attention to detail

Communication

Innovative thinking

Time management

Education

Degree in business analytics, data science, statistics or equivalent

Tools

R

Python

SQL

Power BI

Microsoft Azure

Job description

Audit - Data Auditor Graduate Trainee - London - 1 September 2026 (5516)

Forvis Mazars : who are we?

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 UK 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.

About the role

At Forvis Mazars, we believe audit is essential to the economic foundations of a fair and prosperous world. Audit has been, and remains, a profession at the heart of our business. Our auditors support the public interest and, by caring about the organisations we audit and their stakeholders, we help to build sustainable businesses for the benefit of society.

If you join our data analytics capability, you will be part of a wider growing audit team of around 1,400 people who are committed to quality, technical excellence, and adding value both within Forvis Mazars and our industry. In the fast-moving world of business, comprehensive and robust auditing continues to be invaluable, and our teams provide audit and assurance services which are vital to our clients' business control and credibility.

Data analytics services allows the development of re-performable and bespoke analytics solutions and standardised tools to allow delivery at scale across the audit portfolio. We utilise an agile delivery model, enabling our teams to be involved in different projects and audit analytics delivery including data migration, governance, data analytics, advanced (AI-ML) analytics, platform development and robotic process automation (RPA) services.

Job purpose

The role of an auditor is to ensure financial statements produced by audited entities are ‘true and fair' and an accurate representation of the transactions and balances they claim to represent. As a graduate data analyst, you will be supporting in developing audit analytics tools and re-performable audit analytics across Forvis Mazars UK to support the audit team to provide a high quality, robust and efficient audit. The purpose of the position is to fundamentally unlock insights contained in data and create solutions to challenges related to the delivery of external audit.

We are now operating a hybrid working model, so as a trainee you will split your time working at your base office, client sites when required, studying for your professional exams (if applicable) or working from home.

We are looking for candidates with a strong desire to learn and progress, and we give increasing responsibility when an individual is ready rather than at pre-determined times. Our broad expectation of roles and responsibilities on a day-to-day basis includes:

• Work closely with key stakeholders in audit and the centre of excellence team to design and develop tools;
• Ensuring all stakeholders are kept fully informed of any issues arising and the progress of the work;
• Work independently and follow best practices for application development;
• Delivering work to the highest technical standards including ensuring work is conducted in line with Forvis Mazars Quality standards;
• Ensuring all work is undertaken to budget and meets the KPIs;
• Building and developing long term relationships with senior stakeholders across the firm;
• Maintaining control and stability under pressure whilst recognising the deadline or urgency to be dealt with;
• Work within a team to innovate and develop new data driven solutions to solve critical challenges and data puzzles;
• Provide support to the wider audit team for deployed data analytics solutions;
• Supporting with audit proposals and pitches;
• Work with various audited entities, building a strong understanding of their business or organisation;
• Learn how to prepare professional audit documents in line with our audit methodology using audit software and systems; and
• Develop a thorough understanding of financial statements.

The person

• On track to achieve or have obtained a degree in business analytics, data‑science, statistics or equivalent programme with modules focused on data and analytics, this includes degrees related to economics, computer science, maths or statistics. Desirable but not essential: knowledge and/or experience using R, Python, Alteryx, Microsoft Azure, databases and querying using SQL, data visualisation tools such as PowerBI and the Microsoft Power Platform.
• Strong work ethic; the desire to get things done and to learn and progress.
• Ability to express ideas with conviction throughout verbal and written communication.
• Ability to think creatively, generate innovative ideas, challenge the status quo and deliver work effectively.
• Attention to detail, ability to multitask and strong time‑management skills.
• Innovator; the first person to try new solutions, are excited by the possibilities of new ideas and new ways of doing things and have a keen interest in technology.
• Interpersonal skills; the ability to build client relationships with a foundation of trust and responsibility.
• Analytical skills; the ability to think critically, research and solve problems;
• Commitment to self‑development & learning.
• Affinity with our values; in particular, respect for individuals, diversity and integrity.

Learning and development

We will fund you towardstheAssociate Chartered Accountant (ACA) Certificate Level and this may be followed by further study such as the full ICAEW ACA qualification or a data analytics masters qualification should you opt to complete it and subject to business requirements.

Our supportive culture includes coaching, mentorship, and one‑on‑one guidance to help you grow, belong and make an impact. In addition to funding qualifications, we provide time off to study, and a blended training approach including in person and virtual learning. You will be allocated a buddy before joining who will support you to settle into the team and navigate your first year at Forvis Mazars.

You will also receive comprehensive quality training and development to grow in your professional career; this includes development in professional excellence, client excellence, digital excellence, and technical excellence. Our goal is to support you in reaching your full potential and become a standout talent. To understand more read our FAQs.

Diversity, Equity and 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. At Forvis Mazars, we promote an environment in which you cangrowyour skills,belongto a team that values your ideas, and make animpactthat matters.

Next steps

Roles will be closed as soon as we find the right people, so to avoid disappointment we encourage you to submit your application as soon as possible. Please note the start date is 1 September 2026. If you are an international applicant and/or require a visa please view our FAQs before applying to be aware of deadlines and important information you need to know before applying.