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MBB London virtual interview dress code

Hi All. What should I wear to a virtual McK London interview? Is a shirt with quarter zip appropriate or should I wear a suit / shirt? TIA!

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Profile picture of Alessandro
on Feb 18, 2026
McKinsey Senior Engagement Manager | Interviewer Lead | 1,000+ real MBB interviews | 2026 Solve, PEI, AI-case specialist

Quarter zip. Too casual in my view.

Minimum: formal shirt, no tie needed.
Safe choice: shirt + blazer. Looks sharp on camera without going full suit.

Rule of thumb: dress one level up, not down. Quarter zip reads startup, not MBB.

If HR sent interview instructions, check those first. Otherwise, default to blazer + shirt.

W
on Feb 18, 2026
for Milan, necktie as well?
Profile picture of Alessandro
on Feb 18, 2026
McKinsey Senior Engagement Manager | Interviewer Lead | 1,000+ real MBB interviews | 2026 Solve, PEI, AI-case specialist
yes for Milan, William
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Kevin
Coach
on Feb 18, 2026
Ex-Bain (London) | Private Equity & M&A | 12+ Yrs Experience | The Reflex Method | Free Intro Call

It's a totally fair question, and one many candidates wonder about with virtual interviews. While the setup is remote, the core expectation for an MBB interview, especially with McKinsey London, remains the same: treat it exactly as you would an in-person meeting in their office.

That means a full suit is appropriate. A shirt with a quarter zip, while comfortable and common in some professional settings, isn't the standard for an interview at this level. You want to project utmost professionalism, polish, and respect for the firm and the process. Interviewers are looking for signals of someone ready to represent the firm, and that presentation starts with your attire.

It's always safest to err on the side of formality. Go with the suit, shirt, and tie (or equivalent formal business wear).

All the best with your interview!

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Ashwin
Coach
on Feb 18, 2026
Ex-Bain | Help 500+ aspirants secure MBB offers

McKinsey London still leans formal. The interviewer will size you up in the first few seconds of that video call. Before you even speak, they are asking themselves, "Would I put this person in front of a client?" A quarter zip does not pass that test. 

Skip the quarter zip. Wear a proper dress shirt, white or light blue, well-fitted. That is all you need.

No full suit either. On camera, a full suit can look a bit stiff. A clean dress shirt with the top button open. Serious but not overdone.

Also, clean background, good lighting, camera at eye level. A great shirt with bad lighting and a messy room still leaves the wrong impression.

Keep it simple. Dress shirt, tidy setup, good light. Let them focus on your thinking, not your clothes.

Good luck with it.

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Annika
Coach
edited on Feb 18, 2026
10% off first session | ex-Bain | MBB Coach | ICF Coach | HEC Paris MBA | 13+ years experience

For consulting interviews always er on the side of formal. Suit for men, button up shirt / blouse and blazer for the ladies.

It is very likely your interviewers will also be in suit (maybe tie) and you don't want to be the casual one.

Good luck!

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Alessa
Coach
on Feb 19, 2026
10% off 1st session | Ex-McKinsey Consultant & Interviewer | PEI | MBB Prep | Ex-BCG

Hey there :)

For a virtual interview, I would go slightly more formal rather than less. A clean shirt is perfect, ideally with a blazer. A full suit is not necessary, but a shirt with quarter zip can feel a bit too casual for a final or important round.

On camera, simple and polished works best. Neutral colors, good lighting, tidy background. They focus on your thinking, but first impressions still matter.

Best,
Alessa :)

Profile picture of Cristian
on Feb 18, 2026
Most awarded coach | Ex-McKinsey | Verifiable 88% offer rate (annual report) | First-principles cases + PEI storylining

Both are appropriate. 

If in doubt, go for too formal than too casual. 

Best,
Cristian