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Phone Interview Tips: How to Prepare and Impress

A phone interview is your first real test with a company. You have no camera, no body language, and usually no second chance. Here's how to make your voice do the work.

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Used by candidates preparing for phone and telephone interviews across the UK

Last updated: March 2026

Phone interviews are almost always a screening stage — a recruiter or hiring manager spending 15 to 30 minutes deciding whether to invest time in a full interview with you. That makes them deceptively high-stakes. You're being filtered, not evaluated in depth, which means your goal isn't to be impressive — it's to avoid being filtered out. The candidates who pass phone screens consistently are the ones who prepare specifically for the format, not just for the questions.

What Makes a Phone Interview Different

Your voice carries everything

There's no eye contact, no posture, no smile to compensate. Energy, confidence, and interest all come through tone alone — flat delivery kills strong answers.

It's usually a screening call

Recruiters are checking fit against minimum criteria. Your goal is to clear the bar cleanly, not over-explain. Concise, structured answers work better than lengthy ones.

Silences feel more awkward

Without visual cues, a three-second pause feels much longer to both parties. Knowing how to acknowledge a question before answering reduces this pressure significantly.

You can use notes freely

Unlike a video or in-person interview, notes are completely invisible. Use them strategically — key examples, company facts, and your prepared questions laid out in front of you.

The bar is lower — but so is the forgiveness

Phone screens are shorter and less rigorous, but one bad answer or a distracted tone can end your candidacy before a full interview even begins.

Signal quality matters

A breaking-up call reflects badly regardless of what you're saying. Find your strongest signal spot in advance and stay there for the duration of the call.

8 Phone Interview Tips to Help You Pass the Screen

1

Smile when you speak — it genuinely changes how you sound

This isn't a cliché. Smiling while talking physically changes your vocal tone, making you sound warmer and more engaged. Recruiters on the phone hear dozens of candidates who sound flat and disinterested. A candidate who sounds genuinely enthusiastic is immediately memorable. Put a small mirror next to you during the call and check your expression occasionally.

2

Stand up or sit forward — posture affects your voice

Slouching compresses your diaphragm and makes your voice quieter and less projected. Standing up or sitting upright at a desk opens your airways and naturally improves how you come across. Many experienced candidates take phone interviews standing up specifically for this reason. Try it in your practice sessions and notice the difference.

3

Lay out your notes before the call starts

The advantage of a phone interview is that your notes are invisible. Use it. Print out or spread out your CV, three or four key examples in STAR format, five bullet points of company research, and your prepared questions. The goal isn't to read from them — it's to have them as an anchor so you never draw a blank. Rustling paper near the microphone is the only thing to avoid.

4

Prepare a strong 90-second "tell me about yourself"

Almost every phone interview opens with this. It sets the tone for everything that follows — and most candidates wing it. Prepare a tight structure: where you are now, what you did before that's most relevant, and why you're interested in this role specifically. End with a forward-looking sentence that signals genuine motivation. Practise it until it sounds natural, not rehearsed.

5

Pause before answering — don't fill silence with filler words

A brief pause before answering signals that you're thinking carefully, not that you don't know. "Erm", "like", and "you know" fill the same space but signal the opposite. When asked something you need a moment to consider, say "that's a good question — let me think about that for a second." Then answer. This is far better than rushing into a half-formed answer to avoid silence.

6

Know the salary question in advance

Recruiters almost always ask about salary expectations in phone screens. Being caught off guard by this question makes candidates sound unaware of their own market value. Research the salary range for the role beforehand using Glassdoor, LinkedIn Salary, and similar tools. Give a range rather than a single number, and anchor it to the role's market rate rather than your current salary.

7

Find your best signal spot and test it the day before

Don't discover on the day that your kitchen has poor reception. Walk around your home the day before and note where your signal is strongest. Then take the call there, stay still, and don't switch to speaker if you can avoid it — speakerphone frequently introduces echo and background noise that makes you harder to hear and understand.

8

Close the call by confirming next steps

At the end of the interview, before hanging up, ask "what are the next steps and what's the timeline?" This is professional, shows interest, and gives you clarity on when to follow up. Then send a short thank-you email within 24 hours referencing something specific from the conversation. Most candidates don't bother — the ones who do consistently stand out.

Common Phone Interview Questions to Practise

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Phone Interview Mistakes That Filter Candidates Out

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Frequently Asked Questions

How long does a phone interview usually last?

Most phone interviews last between 15 and 30 minutes. Recruiter screening calls tend to be shorter — 15 to 20 minutes — while hiring manager phone interviews can run up to 45 minutes. If you're not told the expected duration in advance, assume 30 minutes and prepare accordingly.

What do recruiters look for in a phone interview?

Recruiters are primarily assessing whether you meet the baseline requirements for the role, whether your experience matches what the job description asks for, and whether you can communicate clearly. They're also listening for enthusiasm — a flat, monotone delivery suggests low interest even if your words say otherwise.

Should I use a mobile or landline for a phone interview?

Use whichever has the most reliable signal in your location. If your mobile signal is patchy at home, move to the room with the best reception or use a landline if you have one. Call quality directly affects the impression you make — a crackling or dropping line is distracting for both parties.

Is it okay to have notes during a phone interview?

Yes — and this is one of the genuine advantages of a phone interview. Spread out your CV, a list of key examples, company research notes, and your prepared questions. Just avoid rustling papers near the microphone and don't read scripts verbatim, which sounds stilted and obvious.

How do I follow up after a phone interview?

Send a brief thank-you email within 24 hours. Keep it short — thank them for their time, reference one specific thing you discussed, and confirm your interest in moving forward. This is a low-effort step that many candidates skip and that consistently makes a positive impression.

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