Internal Auditor - Commercial Business (qualified)

Synthomer is a leading supplier of high-performance, highly specialised polymers and ingredients that play vital roles in key sectors such as coatings, construction, adhesives, and health and protection – growing markets that serve billions of end users worldwide. Headquartered in London, UK and publicly listed there since 1971, we employ c.3,900 employees across our 5 innovation centres of excellence and more than 29 manufacturing sites across Europe, North America and Asia. Around 20% of our sales volumes are from new and patent protected products.

At our innovation centres of excellence in the UK, Germany, China, Malaysia and Ohio, USA we collaborate closely with our customers to develop new products and enhance existing ones tailored to their needs, with an increasing range of sustainability benefits. Since 2021, we have been proud holders of the London Stock Exchange Green Economy Mark, which recognises green technology businesses making a significant contribution to a more sustainable, low-carbon economy.

We’re looking for a driven, curious Internal Auditor to join our Group Finance – Internal Audit, Risk & Compliance team. This is a unique opportunity to step into a global, commercial environment and deliver real impact—providing independent assurance to senior leadership, including the Executive Committee and Board.

You’ll play a key role in delivering our global audit plan, partnering closely with senior stakeholders across the business while gaining exposure to a wide range of operations and processes across an international organisation .

Ideal for someone perhaps in a large practice environment looking to make the move into industry, this role offers the chance to broaden your commercial insight, deepen your expertise, and see the tangible impact of your work first-hand.

What you’ll be doing

Audit Planning

Develop a strong understanding of audit areas and core business processes

Conduct research and risk assessments using both internal and external data

Design detailed, risk-focused audit test programmes

Audit Fieldwork

Perform walkthroughs and assess control design and effectiveness

Deliver audit fieldwork independently, maintaining high-quality standards

Ensure all audit documentation is complete, accurate, and well-evidenced

Audit Reporting

Produce clear, concise, and impactful audit reports

Present findings to stakeholders and agree practical, value-adding action plans

Management Actions

Support the tracking and reporting of audit findings

Work closely with stakeholders to ensure timely implementation of agreed actions

Planning & Projects

Contribute to the annual risk-based internal audit plan

Take part in ad-hoc reviews and project work across the business

What we’re looking for

Essential:

Degree-level education (please include final grade/score)

Professional qualification in Accounting or Internal Audit

(CIA, ACA or equivalent)

Experience in Internal or External Audit

Strong analytical and problem-solving skills

Ability to communicate and influence stakeholders at all levels

Excellent written and presentation skills

High attention to detail and strong organisational ability

Proficiency in Microsoft Office (Excel, PowerPoint, Word)

Desirable:

Experience using data analytics to enhance audit testing

Familiarity with Generative AI tools for research and productivity

Commercial awareness with a proactive, logical approach

What we offer

Exposure to senior stakeholders across a global organisation

Opportunities for ongoing development and professional growth

A collaborative, supportive, and high-performing team environment

Location & Travel

Based in London Victoria (4 days in the office)

This role offers exciting international exposure, with approximately 10–15% global travel ✈️ to support audit assignments

We are looking for individuals who are genuinely enthusiastic about travel and comfortable working across different cultures and environments. Please note that candidates must hold visas that allow unrestricted global travel, as this is an integral and rewarding part of the role.

Global Benefits Overview

Competitive, market-aligned compensation

Discretionary global bonus scheme

Discretionary Long-Term Incentive Plan (LTIP) – for senior positions

Company car or car allowance – varies by region and role

Healthcare – tailored to regional locations

Parental leave and family support – maternity, paternity, adoption (aligned with regional policies)

Working options – flexibility where it matters, based on role and business needs

Learning & development opportunities – training, online platforms, buddy/mentorship programs, Internal Synthomer University with L&D offers

Wellbeing support – employee assistance program (EAP), mental health resources, wellbeing initiatives

Retirement / pension contributions – plans vary by country

Culture of Inclusion – where everyone can thrive

Performance culture, global reward & recognition programmes