ROI & Business Case · 14 min read

How Much Does a Bad Hire Really Cost?

The costs of a wrong hire are structurally underestimated. We calculate the real impact and show how to prevent it.

Door Ingmar van Maurik · Founder & CEO, Making Moves


The underestimated cost

Everyone knows a bad hire is expensive. But few companies have ever calculated the actual costs. Most HR teams report cost-per-hire, but not cost-of-bad-hire — and that's exactly where the biggest financial leak sits.

Research consistently indicates that a bad hire costs 1.5 to 3 times the annual salary when you factor in all direct and indirect costs. For a mid-level position at €60,000, that's €90,000 to €180,000. For senior or management positions, it escalates to €200,000-€500,000.

But even these numbers don't tell the complete story. In this article, we calculate the real, full impact of a bad hire — including the hidden costs that rarely appear on the balance sheet.

When is a hire "bad"?

Before we calculate costs, it's important to define what a bad hire is. It's not just someone who gets fired after 3 months. A bad hire is:

  • Someone who leaves within 12 months — voluntarily or involuntarily
  • Someone who structurally underperforms — but just good enough not to be terminated
  • Someone who negatively impacts the team — toxic behavior, demotivation, or conflicts
  • Someone who doesn't grow — after 12 months still at day-1 level
  • Important: the silent bad hire — the one who doesn't stand out but also doesn't contribute — is often more costly than one who's quickly identified. They occupy a seat that could have held a top performer, and it sometimes takes 12-18 months before the problem is acknowledged.

    The direct costs: what you see on the invoice

    Recruitment and selection

    The costs of hiring someone are substantial:

  • Posting vacancies: €500-€2,000 per job board (Indeed, LinkedIn, industry-specific)
  • Recruiter time: 20-40 hours on sourcing, screening, and coordination
  • External recruiters: 15-25% of annual salary if you use an agency — that's €9,000-€15,000 for a €60,000 position
  • Interviews: 10-20 hours of team time (hiring manager, team members, leadership)
  • [Assessment costs](/artikelen/generic-assessments-dont-work): €200-€500 per candidate with external tools
  • Onboarding and training

    Before someone is productive, you invest in:

  • Onboarding program: 2-4 weeks of guidance from colleagues
  • Training and tooling: licenses, courses, certifications
  • Team productivity loss: mentors are less productive
  • IT setup: laptop, accounts, access, security
  • Average costs: €3,000-€10,000
  • Salary during underperformance

    This is the largest direct cost item and is often underestimated. Most bad hires are only identified after 3-6 months. Some not until 9-12 months.

    Calculate with 6 months salary for an employee performing at 30-50% of expected productivity:

  • 6 months x €5,000/month = €30,000 gross salary
  • Effective output: 30-50% of a normal employee
  • Actual waste: €15,000-€21,000
  • Departure costs

    When the bad hire eventually leaves or is terminated:

  • Legal costs: advice, documentation, possible mediation: €2,000-€10,000
  • Severance pay: legally required in the Netherlands, depending on tenure
  • Administration and settlement: offboarding, knowledge transfer, project handover
  • Gardening leave: sometimes you pay while someone no longer works
  • Average costs: €5,000-€25,000
  • The hidden costs: the real damage

    The direct costs are just the tip of the iceberg. Hidden costs are often 2-3x higher than direct costs.

    Impact on the team

    A bad hire doesn't just affect their own seat, but the entire team:

  • Compensation effect: other team members must take on extra work, leading to overload and overtime
  • Morale and motivation: nothing is as demotivating as a colleague who underperforms and isn't held accountable
  • Collaboration suffers: trust in the team decreases, communication deteriorates
  • Turnover risk: your best employees leave fastest when they see underperformance being tolerated
  • Estimated costs: €10,000-€30,000 per bad hire (based on team productivity loss)
  • Management distraction

    Leaders spend disproportionate time on bad hires:

  • Performance conversations and improvement plans: 5-10 hours per month
  • Conflict management: mediating between the bad hire and team members
  • Documentation: building a file for potential departure
  • Replanning: redistributing projects and tasks
  • Estimated costs: €5,000-€15,000 in management time
  • Customer satisfaction and revenue

    A bad hire in a client-facing role has direct impact:

  • Poor service or output — clients don't receive expected quality
  • Missed deadlines — projects are delayed
  • Reputation damage — one bad experience can damage a client relationship
  • Revenue loss — dissatisfied clients leave or reduce spend
  • Estimated costs: €10,000-€100,000+ depending on role and client portfolio
  • Opportunity cost

    This is the most underestimated category:

  • The seat could have been filled by a top performer adding 2-3x more value
  • Projects are delayed — not just by the bad hire, but through the entire domino effect
  • Innovation stagnates — the team is busy with damage control instead of progress
  • Market position — competitors with better teams move faster
  • The complete calculation

    Let's work it out fully for a mid-level position (€60,000 annual salary):

    Cost itemConservativeRealisticWorst case

    |-----------|-------------|-----------|------------|

    Recruitment and selection€5,000€10,000€15,000 Onboarding and training€3,000€5,000€10,000 Salary (underperformance)€15,000€25,000€35,000 Departure costs€5,000€12,000€25,000 Team impact€10,000€20,000€30,000 Management time€5,000€10,000€15,000 Client impact€0€10,000€50,000 Re-hiring€5,000€10,000€15,000 Opportunity cost€10,000€25,000€50,000 Total€58,000€127,000€245,000

    For a senior or management position (€100,000+), you can multiply these amounts by 1.5-2x.

    The cumulative impact

    For a company making 100 hires per year with an average failure rate of 15%:

  • 15 bad hires per year
  • Realistic scenario: 15 x €127,000 = €1,905,000 per year
  • That's nearly €2 million in avoidable costs
  • How to prevent it

    The solution isn't more interviews or stricter requirements — that only leads to longer time-to-hire and worse candidate experience. The solution is fundamentally better selection through better data.

    1. Validated pre-assessments

    Assessments that actually predict job performance, not generic tests with limited predictive value. Custom assessments based on your success profiles, continuously validated against performance data.

    2. AI-driven screening

    AI CV screening that goes deeper than keyword matching. Predictive models that recognize patterns in successful hires and apply those patterns to new candidates.

    3. Structured pre-interviews

    AI pre-interviews that evaluate every candidate on the same competencies, with consistent scoring and bias reduction.

    4. Continuous calibration

    A system that learns from every hire: which scores predicted success? Which didn't? The model becomes increasingly accurate with continuous validation.

    5. An integrated system

    Not separate tools that don't communicate, but one integrated hiring platform that combines all data into a reliable complete picture.

    The ROI of better hiring

    Suppose with a better hiring system you reduce the failure rate from 15% to 10%:

  • 5 fewer bad hires per year (at 100 hires)
  • Savings: 5 x €127,000 = €635,000 per year
  • Plus indirect benefits: better team morale, higher customer satisfaction, faster growth
  • The investment in your own hiring system pays for itself after the first 2-3 avoided bad hires.

    Key takeaways

    The costs of a bad hire are structurally underestimated. The actual costs — including hidden costs — range between €60,000 and €250,000 per case, depending on level and role.

    The core points:

  • Direct costs (recruitment, salary, departure) are only half the story
  • Hidden costs (team impact, management time, opportunity cost) are often larger
  • Prevention is always cheaper than correction
  • Better data — not more interviews — is the key to better hires
  • Want to calculate what bad hires cost your organization? Get in touch for a no-obligation analysis of your current hiring performance.


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