

AOS - International Financial Outsourcing School Leaver Apprenticeship - 1 September 2025 - Sutton
by Forvis Mazars
Job Details
AOS - International Financial Outsourcing School Leaver Apprenticeship - 1 September 2025 - Sutton
Our Accounting and Outsourcing team works to support our clients to better run their finance functions, understand their financial position and performance, and to ensure they are compliant with changing accounting and tax legislation. With the relentless pace of technology change you will need to be able to advise clients in areas such as process and digitalisation, business performance and financial reporting, while building enduring relationships that positions Mazars as a trusted adviser. Our successful team of more than 300 professionals is growing across all areas including cloud accounting, payroll, financial reporting and company secretarial.
About the International Accounting Team
The International Accounting Services team works with international clients and provides day to day and year end accounting solutions and services. Our work includes the provision of outsourced finance function, short-term secondment support and year end statutory accounting. Our clients typically work with Forvis Mazars across a number of countries and as well as the provision of work in the UK it is also important to help co-ordinate the delivery of work across other countries and regions.
Hear from our trainee Raul:
"'Joining Forvis Mazars has given me the opportunity to both study for professional qualifications and work in a highly competitive and fast moving industry to build my experience and confidence.'
Every story is different at Forvis Mazars. Our people have amazing, personal experiences so the best way to learn about life here is to hear it first hand.
About the role
As a school leaver apprentice here's what will await you during your four-year training contract. The role of an Associate Client Advisor is to ensure accurate and timely preparation of monthly management accounts, VAT returns and statutory financial statements. You will be the point of contact for your portfolio of clients, providing high quality advice and working with other teams to deliver an excellent client experience.
We are now operating a hybrid working model, so as a trainee you will split your time between working from home, visiting the office, client sites when required or studying for your professional exams.
During your first two years you will:
- Learn how to use accounting software and systems in order to post financial transactions and prepare financial statements;
- Develop an understanding of management accounts and financial statements and the nature of our clients' business.
- Develop your accounting and business knowledge and understanding.
In your third year you will:
- Build on your knowledge of finance systems and financial reporting to prepare management accounts, VAT returns and financial statements for manager review
- Self-review your own work, ensuring minimal review points are raised by managers;
- Be involved in more complex financial reporting;
- Have confident knowledge of accounting standards and best practice financial reporting processes which you apply to a given client.
In the final year you will be expected to be able to take responsibility for the junior members of your team. You will train them, review their work and support them through their studies.
Throughout your training contract you will be fully involved with client work, building relationships with clients, attending meetings and communicatng directly with them on a day to day basis
Who we're looking for
- On track or have obtained A-level or equivalent qualifications. Strong academic performance is important; however, we understand that things don't always go to plan. Our recruitment process looks at your whole self – academic achievements as well as other experiences in which you have grown and developed.
- Deep curiosity to learn new things and is naturally inquisitive;
- The ability to think critically solve problems and share knowledge with others;
- A commitment to self-development and learning;
- Strong sense of ownership of duties and high levels of responsibility to deliver on promises;
- Always looks to try their best in all they do and always looking for ways to improve;
- Enjoys meeting and engaging with new people with an underlying respect for individuals, diversity, and integrity;
- Works well under pressure and have a positive ‘can-do' attitude if faced with challenging situations;
- Excellent time management skills;
- A willingness to travel and adhere to our flexible working environment.
Learning and development
Fully funded professional qualification for this role: Associate Chartered Accountant (ACA)
Our supportive culture includes coaching, mentorship, and one-on-one guidance. 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 excel 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.
Inclusion and diversity
Being inclusive is core to our culture at Forvis Mazars; we want to ensure everyone, whether in the recruitment process or beyond, is fully supported to be their unique self and provided with a level playing field.
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.
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.
About Forvis Mazars
Forvis Mazars LLP is the UK firm of Forvis Mazars Group. In the UK we have over 3,300 employees across 14 locations, delivering an outstanding client experience. Forvis Mazars is an engine for rapid and consistent career progression, offering career paths that help you pursue your interests, match your changing needs, and explore your true potential. We work with diverse, prestigious clients across a range of sectors and geographies, giving you the opportunity to constantly update and grow your skills for lifelong professional development. You can find out more about our firm here.
How to apply
To apply for this role and to find out more, please click on the apply button.
Please note that applications may close before the application deadline, so apply early to avoid disappointment.