What Bad Interviewing Actually Costs You
This isn’t a small thing, a poor hire costs far more than the salary you’re paying them. Recruitment fees, lost productivity, the time spent managing someone who isn’t the right fit, and then doing the whole process again from scratch, often within the year.
But the bigger cost is invisible: it’s the brilliant candidate who never says yes in the first place, because top talent has options. If your manager fumbles the interview, talks over them, or can’t explain why anyone would want to work there, that candidate takes their skills elsewhere, often to a competitor down the road who moved faster and made them feel wanted.
Common Mistakes That Quietly Cost You Candidates
A few patterns show up again and again in the businesses we work with.
- Interviews that run late or get rescheduled without explanation. Candidates notice, and they draw conclusions about how the organisation treats people generally.
- Panels where everyone asks whatever comes to mind, rather than a shared set of questions. This makes it almost impossible to compare candidates fairly, and it opens the door to unconscious bias creeping into decisions, something ACAS guidance on fair recruitment covers in more detail.
- No clear next step given at the end of the interview. Candidates are often left guessing when, or whether, they’ll hear back, and the best ones won’t wait around indefinitely.
- Job descriptions that oversell or undersell the role. Either the candidate arrives with the wrong expectations and leaves within months, or the manager undersells a genuinely good opportunity and the candidate never gets excited enough to say yes.
None of these are big, dramatic failures. They’re small gaps that add up to a poor experience, and a poor experience is exactly what pushes a strong candidate towards someone else’s offer instead of yours.
What Great Interviewing Managers Do Differently
The managers who consistently land strong hires tend to do a few things well.
They prepare properly, reading the CV before the candidate arrives rather than while they’re arriving, and knowing what they’re looking for and why, beyond a generic job description. When it comes to the questions themselves, they use structured, competency based prompts that actually predict performance, rather than “tell me about yourself” followed by a gut feeling twenty minutes later, and they ask the same core questions of every candidate so comparisons stay fair and defensible, an approach CIPD research on recruitment consistently supports.
A great interview is also a two way conversation, not just an assessment. The best managers can explain, honestly and specifically, why someone would want to join their team, rather than simply reciting the job description back at them. And when it’s time to decide, they move. Slow, clunky processes lose good candidates, so the managers who hire well treat speed as part of the offer and don’t let a decision sit for two weeks while a competitor gets there first.
If your managers can’t sell the role, they’re losing candidates before your salary or your benefits ever get a look in.
Building Recruitment Skills Into Your Management Training
This is a training gap, not a character flaw. Once you treat it that way, it’s fixable.
Structured interview training changes how managers approach hiring completely. It gives them a framework, a set of questions that work, and the confidence to run a process that reflects well on your organisation rather than undermining it. It also protects you. Consistent, well documented interviews are far easier to defend if a hiring decision is ever challenged, and they reduce the risk of bias affecting who gets the job.
DiSC profiling can help too. Understanding different communication styles helps managers adapt how they interview and how they sell the role, rather than defaulting to their own natural style and hoping it lands with every candidate in the same way. A manager who naturally leads with data may need to work harder to build rapport with a candidate who wants to feel a personal connection before they’ll say yes.
And it needs to be built into leadership development from day one, not bolted on after a bad hire has already cost you money. Recruitment is a core management skill, the same as giving feedback or managing performance, which is exactly why we build it into our Your Management Toolkit programme alongside the rest of the skills a manager needs.
What You Should Do Now
If any of this sounds familiar, start small. Look at your last three hiring processes and ask how long each one took, and how many strong candidates dropped out along the way. Be honest about the pattern, even if it isn’t a comfortable one to look at.
Then ask your managers, honestly, how confident they feel running an interview from start to finish. If the answer is “not very,” that’s not a criticism of them. It’s a sign they’ve never been shown how, and a short investment in structured interview training usually pays for itself with the very next hire.
If you’d like a hand working out where your recruitment process is losing people, that’s exactly the kind of thing we help organisations with every week.
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About the author
Lisa Murphy FCIPD, CEO and Founder at Limelite HR & Learning. Multi-award winning HR and leadership expert and Fellow of the CIPD, specialising in strategic HR, inclusion and organisational development. Connect on LinkedIn.