How to deal with difficult people at work: practical techniques for tricky conversations

How to deal with difficult people at work: practical techniques for tricky conversations

You know the moment. A customer’s voice starts to rise. A colleague goes quiet and defensive. A complaint that should have taken 10 minutes turns into an hour-long stand-off.

Difficult people and difficult situations aren’t rare at work – they’re routine. What makes the difference is whether your team knows how to handle them calmly and consistently.

This article covers practical techniques for the moments people find hardest: angry customers, escalating complaints and defensive colleagues. No theory, just things you can put into practice today.

Why difficult conversations are becoming harder to avoid

Conflict at work isn’t a niche problem. Over two in five working-age adults in Great Britain (44%) experienced conflict at work in the last 12 months. That’s the highest level ever reported in a survey of British workers, according to research from Acas published in November 2025.

Some sectors feel it more than others. As Acas revealed, almost half of workers in public administration (48%) and health and social work (47%) reported conflict, with construction (45%) and manufacturing (43%) close behind.

There’s a legal angle too. From 30 October 2026, the Employment Rights Act 2025 makes employers liable for harassment of staff by customers, clients and other third parties, unless they’ve taken all reasonable steps to prevent it. Relevant staff training, including de-escalation training where appropriate, can form part of those reasonable steps alongside measures such as risk assessment, policies and incident reporting.

None of this means conflict is unmanageable. It means you need conflict resolution training for your employees – training that’s revisited and practised for consistent results.

De-escalating an angry customer without giving ground

When someone’s angry, they don’t want to hear about your policy. They want to feel heard. Skipping straight to solutions often makes things worse.

Try these instead:

  • Lower your voice and slow your pace. People tend to match the tone they’re given, so a calmer voice often brings their tone down too.
  • Acknowledge the emotion before the facts. A simple “I can see this has been frustrating” costs nothing and can defuse a situation.
  • Ask one question at a time. Rapid-fire questions feel like an interrogation. Give the person space to explain.
  • Be firm without being harsh. You can validate someone’s frustration without agreeing to something unreasonable or against policy.

The aim isn’t to win the exchange. It’s to calm things down so a real conversation becomes possible.

Picture a relative at a care home’s front desk, upset that nobody called about their mum’s appointment. A steady “let me find out what happened” does more to settle them than any explanation of rotas and internal processes. People remember how they were treated far longer than they remember the details of the resolution.

Stopping a complaint before it escalates

Most complaints start small and only get bigger because they’re not addressed early enough.

Watch for the warning signs: repeated contact on the same issue, growing frustration in tone, or a complaint being passed between team members without resolution. Each of these is a cue to step in before it becomes a formal complaint.

When you do step in:

  • Own the problem in one sentence. Tell the person what you’re going to do next, not just that you understand.
  • Set a clear timeframe. “I’ll come back to you by Thursday” beats a vague “I’ll look into it.”
  • Put the outcome in writing. A quick written note protects everyone if the issue resurfaces.

The cost of getting this wrong isn’t small. Over half of people who experienced conflict at work (57%) – whether with customers, colleagues or managers – reported stress, anxiety or depression as a result, the same Acas research shows. Early intervention protects your people, not just your reputation.


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Holding your ground with a defensive colleague

Defensiveness usually shows up as excuses, deflection or a flat refusal to engage. It’s one of the hardest situations to manage because it can feel personal, even when it isn’t.

A few things help:

  • Stick to specific, observable facts. “The report was three days late” lands better than “you’re always behind.”
  • Avoid stacking issues into one conversation. Deal with one behaviour at a time so the conversation stays focused.
  • Give the other person a genuine chance to respond. Defensiveness often eases once someone feels the conversation isn’t one-sided.
  • Confirm what you agreed. A two-line email afterwards means nobody has to rely on memory next time.

Holding your ground doesn’t mean being confrontational – calm and firm gets further than loud and forceful.

This matters most with colleagues you work alongside. Get the tone wrong once and it can colour every conversation that follows, so it’s worth taking the extra minute to prepare beforehand.

Building confidence across your team

Individual techniques only go so far if confidence isn’t shared across your whole team. Shared training gives everyone, not just managers, a common language for handling these situations.

Practical ways to build that confidence:

  • Run short role-play sessions. Ten minutes of practising a tricky scenario beats an hour of reading about one.
  • Debrief after real incidents. Ask what worked, what didn’t, and what you’d do differently next time.
  • Refresh training regularly. Confidence fades if it isn’t reinforced, especially for staff who rarely deal with conflict.
  • Make it everyone’s responsibility, not just the manager’s. Frontline staff often face difficult moments first, so they need the same training as the people managing them.

Coaching your team through these scenarios in advance means they’re better prepared when difficult situations arise – and managers spend less time firefighting. But confidence won’t come from a single session. It builds gradually, through practice, feedback and the odd conversation that doesn’t go to plan.

What will you do differently next time?

Difficult people and difficult situations aren’t going away. But with the right techniques, your team can handle them without the stress, the escalation or the fallout that so often follows.

Next time a conversation starts to turn, which of these techniques will you reach for first?

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