Skip to main content
🇩🇪GDPR-compliant

Find the best Internal Auditors in Germany in minutes from over 15,000 CVs with the power of AI.

Bring in internal audit specialists for risk-based audit plans, process reviews, SOX or ICFR support, and remediation tracking. Get fast, precise matching with vetted, available freelancers.

About the role

Audit focus

Internal auditors review how a company works, where controls fail, and which risks need attention. They test processes, trace transactions, and check whether policies are followed in practice, not only on paper. In many projects, the work covers internal audit, operational audit, compliance reviews, or specific control checks before an external audit.

Typical deliverables

  • Audit plan and scope definition
  • Walkthroughs and control testing
  • Findings with risk ratings and root causes
  • Remediation actions and follow-up tracking
  • Clear reports for management, audit committees, or local stakeholders

A strong internal audit freelancer can work on one process, one entity, or a full audit cycle. In Germany, companies often need support around finance, procurement, production, shared service centers, and regulated business units.

Core skills

Good internal auditors combine structure with judgment. They know how to interview process owners, read evidence, challenge weak controls, and write findings that are specific and useful. They also need a clean grasp of internal controls, fraud red flags, segregation of duties, and documentation standards.

  • process and control testing
  • risk assessment and scoping
  • report writing and stakeholder communication
  • data review in Excel or audit analytics tools
  • confidence in speaking with finance, operations, and compliance teams

Tools and methods

The best candidates work comfortably with ERP data, policy documents, sample testing, and audit workpapers. They may support SAP-based environments, use ACL, IDEA, or similar audit analytics tools, and document work in GRC or internal audit software. For German companies, clear German and English communication is often important when the audit touches local teams and group functions.

When to bring one in

Companies hire freelance internal auditors when the audit plan is behind, a special review is needed, or the team lacks a subject-matter fit. Common cases include supplier risk, revenue controls, stock handling, travel and expense audits, or preparing for a group audit in Germany. Interim help also makes sense when the permanent team is busy with investigations, remediation, or a new system rollout.

What strong auditors stand out on

The best internal audit professionals do more than list findings. They connect evidence to business impact, keep interviews calm and factual, and help owners agree on practical fixes. They are precise, independent, and able to move between detail and the bigger control picture without losing clarity.

Meet FRATCH Internal Auditors

Peter Weileder

Program and Project Manager / Internal Auditor / CISO

Frankfurt am Main

Last position:

ISO 27001 Auditor for health insurance archive system at Health insurance company

  • The replacement of the existing archive system (document management system – DMS) on a host-based platform is well advanced.

  • The internal audit is meant to ensure the company's quality standards.

  • GDPR

  • ISO 27001 ff.

  • BSI

  • DORA

  • Patient data regulations

  • Host / Cloud / S3 / Container / highly scalable / Nuxeo

  • Budget: 50,000

  • Team: 1

Peter Weileder

Georg Schönhof

Managing Partner

Neckartenzlingen

Last position:

Internal environmental auditor at VOREST AG

  • Function of environmental audits
  • ISO 19011: Principles, planning and conduction of audits
  • Meeting the requirements of ISO 14001
  • Identifying and assessing the EMS requirements
  • Conducting audit interviews
  • Documenting audit results
  • Function and tasks of ISO 14001 auditors
  • Function and tasks of environmental auditors
Georg Schönhof

Arndt Schürg

Information Security Officer according to TISAX

Ludwigshafen

Last position:

Information Security Officer according to TISAX at Automotive Supplier

Arndt Schürg

Marc Theuerkauf

Founder & Internal Auditor

Frankfurt am Main

Last position:

Founder & Internal Auditor at Internal Audit Services

  • Full-service internal audit provider offering co-sourcing, outsourcing, external quality assessments (DIIR No. 3), sparring partner (CPE) and e-learnings
  • Governance, risk and compliance solutions
  • Experienced network of independent auditors and consultants (>20 years experience) and global audit service providers
  • Certifications: Certified Internal Auditor, Certified Control Self Assessor, recognized auditor for audit systems DIIR e.V.
  • Memberships: Deutsches Institut für Interne Revision e.V., CIA working group Rhein/Main, DIIR working group “Interne Revision im Mittelstand”
  • Services:
  • Setup and implementation of internal audit and taking over the audit function
  • Audit support, coaching junior auditors, sparring partner
  • External quality assessments according to DIIR Standard No. 3, support for self-assessment and QAIP
  • Consulting and training: further development and modernization, e-learnings
  • Internal control systems: setup and introduction of ICS, control self-assessments, support with control testing
  • Setup and development of internal audit functions: charter and manual, audit universe and risk assessment, processes and templates
  • Quality management: external quality assessments DIIR No. 3, self-assessments, consulting QSVP/QAIP
  • Process audits: procure-to-pay, order-to-cash, hire-to-retire, record-to-report
  • Department audits: HR and payroll, purchasing, sales and after sales, financial accounting, logistics and warehousing, facility management and maintenance
  • Equity investment audits: audit leadership, audit planning, execution and reporting, quality assurance and coordination of local projects
  • Internal control systems: setup of internal control system, process descriptions and flowcharts, control self-assessments, control tests (design and effectiveness)
  • Consulting: further development of audit processes (audit universe, risk assessment, follow-up, QSVP/QAIP), standard audit programs, knowledge management, introduction of audit management systems, special process investigations
  • Compliance audits: compliance management systems, anti-bribery and anti-corruption audits, forensic special investigations
Marc Theuerkauf

Tatyana Chernyshova

AML, Compliance, Internal Audit, SOX, Accounts Receivable/Payable Accounting

Bad Vilbel

Last position:

Transaction Monitoring, Risk Analysis, Controls (Private and Corporate Clients) at Direct Bank

  • Risk analysis
  • Performing control activities
  • Transaction Monitoring
Tatyana Chernyshova

Thomas Mitterwachauer-Grigo

Interim Head of Data Protection, Compliance and Internal Audit

Gladbeck

Last position:

Interim Head of Data Protection, Compliance and Internal Audit at BIG direkt gesund

  • Functional realignment according to IIR standards
  • Managing a team of 10 employees
  • Serving on the KRITIS steering committee
Thomas Mitterwachauer-Grigo

Discover over 15,000 top freelancers

Internal Auditors statistics

Aggregated from the professional profiles of matched freelancers.

Experience

18 years

Position duration

4 years

Positions per freelancer

12

Top business areas

Audit, Project Management, Quality Assurance

Top industries

Professional Services, Insurance, Banking and Finance

Certification focus areas

Audit, Information Technology, Quality Assurance

Certifications per freelancer

6

Most common languages

German, English, Russian

Speak two or more languages

83%

Daily Rate Distribution

0 1 2 3 4
<€880 €880-960 €960-1040 €1040+

The chart shows how the daily rates of freelancers in this role are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for Internal Auditors & Seniority distribution

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Rate comparison chart
Daily rate avg. 910 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1000
750
500
250
Rate comparison chart
Median rate 920 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

FRATCH GPT

FRATCH GPT delivers freelancer proposals with clear reasoning and transparent pricing in minutes, helping your hiring department quickly and compliantly find the best talent.

Try FRATCH GPT

Frequently Asked Questions

Have questions? See our quick guide to FRATCH

A Internal Auditor reviews processes, controls, and evidence to find gaps before they turn into bigger problems. The work can include planning the review, testing controls, interviewing process owners, writing findings, and following up on corrective actions. In practice, the scope is often a specific process, entity, or risk area rather than the full audit function.

Look for strong control testing, structured thinking, and clear report writing. A good internal auditor should be able to challenge weak evidence, understand process flows, and communicate findings without creating unnecessary friction. Experience with finance, operations, compliance, or IT controls can be a strong advantage, depending on the assignment.

No. An internal auditor works for the company or for a client on behalf of the company, while an external auditor gives an independent opinion on the financial statements. Internal audit is broader and can cover process quality, risk, compliance, fraud prevention, and operational controls. External audit is usually narrower and more tied to statutory reporting.

A freelance Internal Auditor is a good fit when the team needs quick support for a short-term gap, a special review, or an audit backlog. It also helps when the assignment needs a niche skill set, such as inventory controls, SOX support, or a review of a specific business unit. A contractor can step in without a long hiring process.

Many parts of Internal Auditing can be done remotely, especially planning, document review, interviews, and report drafting. On-site work is still useful for factory visits, branch audits, stock checks, or process walkthroughs where physical observation matters. In Germany, many clients prefer a hybrid setup, depending on the audit topic.

A IA professional often works with ERP data, control matrices, workpapers, and audit analytics tools such as ACL, IDEA, or Excel-based testing. Common methods include risk-based scoping, walkthroughs, sample testing, and root-cause analysis. In some environments, SAP and GRC tools are part of the daily workflow.

A strong internal auditor produces findings that are clear, evidence-based, and useful to management. The report should explain the control gap, the business risk, and the fix in plain language. Good auditors also stay independent, ask the right questions, and keep the process professional with stakeholders.

It depends on the assignment. For a standard process review, broad audit experience may be enough, but complex areas like manufacturing, logistics, financial services, or regulated businesses benefit from sector knowledge. If the work is in Germany, language skills and familiarity with local teams can also matter, especially for on-site interviews and stakeholder workshops.

The average hourly rate for Internal Auditors in Germany is 114 €, which corresponds to a daily rate of about 910 € based on an 8-hour working day.

On average, freelancers working as Internal Auditors in Germany have 18 years of professional experience, with a single engagement typically lasting around 4 years.

The most common languages among freelancers working as Internal Auditors in Germany are German (100%), English (83%), and Russian (33%).

The most common industries among freelancers working as Internal Auditors in Germany are Professional Services (83%), Insurance (67%), and Banking and Finance (50%).

The most common business areas among freelancers working as Internal Auditors in Germany are Audit (100%), Project Management (83%), and Quality Assurance (67%).

FRATCH Internal Auditors main locations

Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

Request a Free Demo

Get in touch with the FRATCH team and we will get back to you within 4 hours.

Contact form

Would you rather directly get in touch?
We always have the time for a call or email!

FRATCH CEO Avatar

Philipp Thomaschewski

FRATCH CEO

LinkedInFRATCH