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BCG London Interview Process

Hi everyone 

I plan to apply for the BCG London experience hire consultant position, and wanted to quickly check with you on your understanding for the interview process (mentioned below) 

Specifically what the online quantitative reasoning assessment ? How can we prepare for it. 

As someone with diagnosed ADHD does BCG provide any sort of accommodation during quantitative tests ?   

As per BCG's website the process involves 
1. Online quantitative reasoning assessment, 
2. 2 x first round virtual interviews 
3. 2 x in-person final round interviews

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Kevin
Coach
18 hrs ago
Ex-Bain (London) | Private Equity & M&A | 12+ Yrs Experience | The Reflex Method | Free Intro Call

The core steps you listed are accurate for the BCG London experienced hire pipeline. It’s essentially the standard global process, but with a specific gatekeeper at the start: the Online Quantitative Reasoning Assessment.

Here’s the deal on that assessment. It is primarily a high-volume screening tool designed to filter candidates based on speed and endurance under pressure, not complex financial modeling. Expect highly timed segments where you interpret data from charts, calculate basic percentages, ratios, and averages, and synthesize information quickly. Preparation should focus heavily on familiarity with the format (using practice tests from generic providers like SHL/Pymetrics, or any GMAT-style data sufficiency/interpretation prep) and, crucially, learning to work fast enough to answer 80-90% of the questions accurately, as perfection is secondary to pace.

Regarding accommodation for ADHD, you should absolutely pursue this. All MBB firms, particularly in regulated markets like the UK, have formal processes for providing reasonable accommodation under equality laws. The key is timing: do not wait until you receive the test link. As soon as your application is formally acknowledged, reach out directly to your assigned recruiter or the general HR/Recruiting inbox for the London office, explicitly stating your diagnosis and requesting accommodation (usually extended time or an alternative testing environment). This is standard practice, kept confidential, and handled entirely outside the interview evaluation itself.

Hope this helps you strategize the application process! All the best.

Ian
Coach
8 hrs ago
Top US BCG / MBB Coach - 5,000 sessions |Tech, Platinion, Big 4 | 9/9 personal interviews passed | 95% candidate success

BCG does not provide accommodation. The client won't give you accommodation so why would they set the bar lower for who they want to hire?

Find a way to manage/harness your ADHD - the tests/interviews are filters to see if you can do the job or not.

Generally BCG runs the online BCG Casey Chatbot. I have 10 of the past REAL tests with answer keys + explanations  - feel free to message for these.

Never trust the "typical" interview process. Anything can happen. So, be ready for any order/combination/length of:

  1. Case interview
  2. Behavioral interview
  3. Written case

Highly recommend my course which holds your hand across the entire consulting recruiting journey:

https://www.preplounge.com/en/shop/prep-guide/consulting_recruiting_course

Alessa
Coach
2 hrs ago
MBB Expert | Ex-McKinsey | Ex-BCG | Ex-Roland Berger

hey there :)

The online quantitative reasoning test is basically a short, data-heavy numerics assessment. Think fast math with charts and tables under time pressure. Most people prepare with GMAT-style quant questions or SHL-type numerical reasoning practice, which gives you the right feel for the pace.

BCG does offer accommodations if you have diagnosed ADHD. You can request extra time or adjusted conditions by telling HR early in the process; they are used to this and it’s handled very professionally and confidentially.

If you need help preparing or want to talk through what the rounds feel like in practice, just message me.

best, Alessa :)

32 min ago
Most Awarded Coach on the platform | Ex-McKinsey | 90% success rate

Reach out to the recruiter.

Yes, they do make accommodations and they are are the only ones that can explain the process in a reliable way. 

Best of luck with the interviews and if you're now at the application stage, you might want to read through this guide: