Third Party Assurance Assistant Manager

Bdo Uk; Ledston; On-site; GBP 70,000 - 100,000; Full time

Job summary

BDO is seeking a proactive Third-Party Assurance Assistant Manager within Risk Advisory Services in the UK. You will lead engagements, plan audits, and oversee delivery to meet global assurance standards while mentoring junior staff. The role blends management duties with hands-on auditing and data analytics to enhance client assurance processes.

You will engage with clients, travel to sites as needed, and contribute to ongoing development of audit techniques and quality control.

Qualifications

• Experience delivering Third Party Assurance engagements for diverse clients.
• Understanding of ISAE 3000/ISAE 3402 and ISRS 4400 is desirable.
• Experience in risk management and controls testing across client environments.
• Strong written and verbal communication skills and engagement with clients.
• Willingness to travel to client sites as required; data analytics or AI-enabled audit tools helpful.

Responsibilities

• Lead defined engagements or workstreams within the Risk Advisory Services team.
• Support engagement planning, delivery, and adherence to BDO methodology and global standards.
• Allocate time ~50% to management activities and 50% to audits and specialist tasks.
• Develop junior team members and provide coaching and mentorship.

Skills

Third party assurance

Controls testing

Data analytics

ISAE knowledge

Education

ACA/ACCA or equivalent

Job description

Ideas | People | Trust

We’re BDO. An accountancy and business advisory firm, providing the advice and solutions businesses need to navigate today’s changing world.

Our clients are Britain’s economic engine - ambitious, entrepreneurially-spirited and high growth businesses that fuel the economy - and the owners and management teams that lead them.

We’ll broaden your horizons

Our Advisory team provide a wide variety of services that deliver value-led advice and outcomes. They have an in-depth knowledge of business, industry sectors and markets and understand the constantly changing risks and opportunities at the heart of affairs. The team work across strategy, operations and improvement as well as at a transactional and defined project level. From technology to risk advisory, they’re experts in following through on top-level instructions and resolving the finer details - all in one straight-forward package. When you join them, you’ll work on some of the world's most exciting financial operations and business deals, building your experience and expertise alongside the brightest minds in the industry.

We’ll help you succeed

Our clients trust us because of the quality of our advice. That quality grows from a thorough understanding of their business, and that understanding comes from working closely with clients and building long-lasting relationships.

You’ll be someone who can work pro-actively, managing your own tasks, but you’ll also be confident collaborating with others, communicating regularly with senior managers, Directors, and BDO’s Partners to enable us to serve our clients effectively.

You’ll be encouraged to identify and draw attention to opportunities for enhancing our delivery and providing additional services to our clients.

As a Third-party Assurance Assistant Manager within our Risk Advisory Services (RAS) team, you will play a key role in delivering high-quality assurance engagements for a diverse range of clients. You will take responsibility for leading defined engagements or workstreams, supporting engagement planning and delivery, and ensuring work is completed to a high standard in line with BDO methodology, and the relevant global assurance standards for each project. Alongside this, you will support the development of junior team members. Typically, you will spend around 50% of your time on management activities; such as engagement planning, portfolio oversight and project management, and 50% leading audits and undertaking specialist assignments, with this balance flexing in line with your experience and development.

You’ll be someone with

• Relevant experience in delivering high-quality Third Party Assurance, controls-based and/or data assurance engagements for a range of clients.
• Experience delivering projects aligned to global assurance and auditing standards, with the ability to tailor work approaches appropriately; desirable knowledge would include an understanding or awareness of ISAE 3000, ISAE 3402 and ISRS 4400.
• Experience in risk management and controls testing, with the ability to apply this knowledge pragmatically across different client environments
• An inquisitive and proactive mindset, with the confidence to challenge constructively, think critically about risks and controls, and contribute ideas that enhance quality and ways of working.
• A recognised professional qualification, for example ACA, ACCA or equivalent, alongside strong written and verbal communication skills and the confidence to engage effectively with clients and stakeholders.
• Good organisational and time management skills, with the ability to manage multiple assignments and contribute to the delivery of a small portfolio of client engagements under manager oversight.
• A collaborative and development focused approach, with an interest in supporting and coaching junior team members, flexibility to travel to client sites as required, and an interest in using data analytics or emerging AI-enabled audit techniques.

You’ll be able to be yourself; we’ll recognise and value you for who you are and celebrate and reward your contributions to the business. We’re committed to agile working, and we offer every colleague the opportunity to work in ways that suit you, your teams, and the task at hand.

At BDO, we’ll help you achieve your personal goals and career ambitions, and we have programmes, resources, and frameworks that provide clarity and structure around career development.

We’re in it together

Mutual support and respect is one of BDO’s core values and we’re proud of our distinctive, people-centred culture. From informal success conversations to formal mentoring and coaching, we’ll support you at every stage in your career, whatever your personal and professional needs.

Our agile working framework helps us stay connected, bringing teams together where and when it counts so they can share ideas and help one another. At BDO, you’ll always have access to the people and resources you need to do your best work.

We know that collaboration is the key to creating value for the companies we work with and satisfying experiences for our colleagues, so we’ve invested in state-of-the-art collaboration spaces in our offices. BDO’s people represent a wealth of knowledge and expertise, and we’ll encourage you to build your network, work alongside others, and share your skills and experiences. With a range of multidisciplinary events and dedicated resources, you’ll never stop learning at BDO.

We’re looking forward to the future

At BDO, we help entrepreneurial businesses to succeed, fuelling the UK economy. Our success is powered by our people, which is why we’re always finding new ways to invest in you. Across the UK thousands of unique minds continue to come together to help companies we work with to achieve their ambitions.

We’ve got a clear purpose, and we’re confident in our future, because we're adapting and evolving to build on our strengths, ensuring we continue to find the right combination of global reach, integrity and expertise. We shape the future together with openness and clarity, because we believe in empowering people to think creatively about how we can do things better.