Most candidates think interview preparation is a weekend activity.
Read the company's About page. Re-read the job description. Rehearse a "tell me about yourself" paragraph on the train in. Hope for the best.
That is not preparation. That is improvisation with a script.
Real preparation runs over five days, uses a specific system, and starts with the people in the room rather than the company's marketing site. This is the briefing I would give a candidate going into a client interview I had arranged. Strip the "I" and it is the briefing any decent recruiter would give you. It is laid out as a process because that is how it actually works: stage by stage, with a checklist at each one.
Stage 1: Research (three to five days before)
The single biggest differentiator between shortlisted candidates is depth of company knowledge. Candidates who have only read the homepage fail consistently. This is not an exaggeration. It is the most common feedback I give clients about a weak candidate: "clearly had not done the work."
You need to do three kinds of research, and the third is the one most candidates skip.
The company. The website in full. The LinkedIn company page for culture signals, recent hires, leadership posts. For private companies, Companies House filings. The last two or three press releases. Any available annual reports or investor materials. By the end, you should be able to name the two or three biggest strategic challenges the business is facing right now, unprompted.
The role. Map every requirement in the job description to a specific example from your CV. Identify the gaps and prepare bridging language for them, because the interviewer will find them too. Understand where the role sits in the org structure, who it reports to, and what success looks like at six months, twelve months, and three years.
The people. This is the part nobody does. Research each interviewer individually on LinkedIn. Read their posts. Look at their career history. Notice what they publicly care about. The fifteen minutes you spend on this is the fifteen minutes that lets you land a specific reference during the conversation and feel like a peer rather than an applicant.
Alongside your own research, use your recruiter. A recruiter who is doing their job will tell you the hiring manager's personality and interview style, what the client is most focused on finding (what we call the hot button), any known objections the client has flagged about you specifically, the exact format, and the precise problem the client is trying to solve by making this hire. If your recruiter has not volunteered this, ask.
Stage 2: Build the story bank
Senior interviews turn on stories, not job titles. The candidate who has a deep bank of examples outperforms the candidate who is reciting their CV in real time.
Overly scripted answers sound robotic. The goal is to memorise the key points of each story, not the exact words. Practise out loud until the answer flows naturally. If you can tell the story to a friend in normal conversation, you can tell it to an interviewer.
Every competency answer should follow the STAR structure.
Target answer length 90 to 120 seconds. Sixty per cent of the time on what YOU did, specifically. Most candidates spend too long on setup and not enough on action.
Situation is the context, ten per cent of the answer. Where, when, what was at stake. Task is the specific objective, another ten per cent. Action is what you personally did, and should take sixty per cent of the answer. "We" language obscures your own contribution, which is exactly what the interviewer is trying to assess. Result is the measurable outcome, twenty per cent, quantified wherever possible.
A CV-reading recruiter can place you by job title in five seconds. An interviewer cannot place you until they have heard you tell one of these stories in your own voice. That is what they are looking for.
You need six to eight strong stories, not two or three recycled ones. The same six themes come up across virtually every competency interview.
At senior level, add two more: a commercial impact story with real numbers, and a strategic contribution story about direction rather than execution.
Two other questions come up in almost every interview and are routinely under-prepared.
"Tell me about yourself" is a ninety-second professional narrative, not a CV walkthrough. The structure that works: where you have come from, the theme that connects your career, and what you bring to this specific role. Practise it until it sounds natural, not memorised.
"Do you have any questions for us?" Never say no. Prepare three or four genuine questions about strategy, team dynamics, or the specific challenges ahead. Avoid salary or benefits at this stage unless the interviewer leads there. The questions you ask signal your level more than the answers you give.
Stage 3: Logistics and presentation (the day before)
The small practical failures cost candidates roles they would have won. I have had senior candidates not get offers because they arrived flustered, because their audio did not work, because their phone went off in the room. These are self-inflicted.
The checklist is short and non-negotiable.
Confirm the format. In-person, video, hybrid. If in-person, do the journey yourself the day before if it is unfamiliar. Know the exact address, the right entrance, the travel time with a fifteen-minute buffer. If virtual, test the camera, the audio, the internet, and the lighting. Use a plain background. Charge the laptop. Close every tab you will not need.
Prepare attire the night before. Align it to the company culture. Financial services and law still default to formal. Tech and early-stage do not. When in doubt, err formal. Over-dressed reads as respectful. Under-dressed reads as careless.
Print two copies of your CV. Bring a notepad and a pen. Re-read the job description and your research notes the morning of.
Two items most candidates resist, because they feel over the top, but which recruiters will tell you to do because they have seen what happens when you do not.
Phones off. Not on silent. Off, and out of the room or out of sight. The only reason to have a phone visible is to check the time, which is what the wall clock is for. Off also means smart device notifications. Switch off Siri or Alexa in the space you are using for a video interview. I have had calls derailed because the candidate's fridge was smart enough to announce a delivery.
And update your LinkedIn. Interviewers will check it before you walk in, and again after. A profile that does not match the CV they have in front of them raises questions you do not need to answer.
Stage 4: In the room
Arrive ten to twelve minutes early. Not earlier: awkward. Not on time: risky.
A handshake, eye contact, and a genuine smile set the tone in under a second. Let the interviewer lead the structure of the conversation. Mirror their pace and energy rather than forcing your own.
During the interview, listen to the actual question before you answer. A lot of candidates pre-load an answer and miss what was actually being asked, which interviewers notice. A deliberate three-second pause before you speak signals that you are thinking. It reads as confidence, not confusion.
Quantify everything that can be quantified. "Improved team performance" means nothing. "Reduced close time from forty-five days to twenty-eight" means something. Numbers are what move an interviewer's pen.
Balance your airtime. Over-talking loses interviewers. Under-talking signals low depth. Ninety seconds to two minutes is the sweet spot for most competency answers. A follow-up question is a good sign; a visibly bored interviewer waiting for you to finish is not.
For senior and executive roles specifically, you have to pivot from past performance to future vision at some point in the conversation. Interviewers at that level are not just assessing what you have done. They are trying to work out what you will do here. Be ready to talk about the first ninety days.
Demonstrating culture fit is less about affecting their style and more about reading the room and speaking their language. Is this a formal, governance-heavy business, or an entrepreneurial one? Your vocabulary should adjust. Reference specific things you found in your research during the conversation, because it signals genuine interest rather than box-ticking.
For executive search processes specifically, governance awareness, stakeholder sophistication, and executive discretion are assessed as hard signals, not soft ones. If the role involves transformation, restructuring, or M&A, the way you handle confidentiality during your own interview is data about how you will handle it inside the business.
Four things to avoid.
Do not badmouth a previous employer. It always reflects on you, never on them. Every experienced interviewer has seen it go wrong and reads it as a risk signal.
Do not lean on AI-generated language. Interviewers can tell, the same way they can tell with CVs. If an answer sounds like it was written by a large language model, it will be treated as such.
Do not hide behind "we". The interviewer is assessing your contribution, not your team's. "We delivered" is fine occasionally, but a candidate who never says "I" gives an interviewer no way to evaluate them.
Do not make vague impact claims with no numbers or timeline. "I significantly improved revenue" is a sentence nobody believes. "I took revenue in the division from £12m to £18m over two years" is a sentence an interviewer can write in their notes.
Stage 5: The debrief (within 24 hours)
The post-interview window is the most consistently underused part of the whole process.
Send a concise thank-you email within twenty-four hours, referencing something specific from the conversation. Not a LinkedIn message. An email. It should be short, specific, and take you no more than ten minutes to write.
Call your recruiter within thirty minutes of leaving the building. Your impression while fresh is more useful than any debrief you will be able to give a day later. A good recruiter will use what you tell them to shape the conversation with the client before the client's own debrief lands.
Self-assess honestly. What went well. What to strengthen for the next stage. Note any questions that caught you off-guard, because they will almost certainly come up again in stage two, and you now have time to prepare proper answers.
The recruiter's job at this point is to debrief you before calling the client, to manage your expectations on feedback timing and next steps, and if it is unsuccessful, to give you specific feedback rather than generic platitudes. Good recruiters keep unsuccessful candidates engaged, because the candidate who did not land this role is often exactly right for the next one.
Senior and executive notes
For director, head-of, CFO, managing director, or C-suite roles, standard competency prep is necessary but not sufficient. Add four things.
Leadership maturity framing. Articulate how you influence through others, not just through personal expertise. This is the line between senior manager and executive, and interviewers at that level probe for it directly.
Governance literacy. Know whether the business is PE-backed, listed, family-owned, or regulated financial services. Speak to what the structure means for the role. An answer that references the chair, the audit committee, or the board papers reads as credible in a way that generic "working with senior stakeholders" language does not.
Narrative consistency. Align your CV, LinkedIn, and verbal narrative before you walk in. Experienced search consultants specifically probe for inconsistencies across these three, because discrepancies are the fastest route to a reference check concern.
Discretion signals. If the role involves M&A, transformation, or restructuring, demonstrate during the interview that you treat confidentiality as a leadership responsibility. How you answer questions about previous sensitive work is evidence of how you will handle sensitive work here.
Prepare 6 to 8 STAR stories from different contexts.
Quantify every result.
Ask three to four thoughtful questions.
Send a specific thank-you email within 24 hours.
Practise out loud until the stories flow.
Pause for three seconds before answering.
Reference specific research during the conversation.
Phone off and out of sight.
Talk about your personal contribution using "I".
Recycle two or three stories for everything.
Use vague claims with no numbers.
Say "I don't have any questions".
Go silent after the interview.
Memorise word-for-word scripts that sound robotic.
Rush into answers before processing the question.
Give generic reasons for wanting the role.
Keep your phone on the desk, even on silent.
Default to "we" language that hides your contribution.
The thing that separates candidates who land offers
Interview preparation is not a weekend. It is a process that runs across five days and uses a specific system. The candidates who land offers are not the ones who worked hardest in the last twenty-four hours. They are the ones who started five days earlier, built a story bank that covered the ground, did the logistical work so they could walk into the room clear-headed, executed under pressure without surprises, and used the post-interview window properly.
The CV gets you in the room. What you do between the invitation and the debrief decides whether you leave with an offer. This is the part recruiters see most and candidates see least.
Prepare like someone who has sat on the other side of the desk. Because the person interviewing you has.
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Michael Muir
Founder · The Other Side
Twenty years placing candidates across high-calibre boutiques through to FTSE 100 companies. Thousands of CVs a year. Writes “Notes from the Desk” on how hiring decisions actually get made.
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