Summary
The strengths question is your cleanest shot at planting one image: smart, hardworking and easy to get along with. Give one to three strengths, and back each with a concrete example from your resume. Use a four-step structure — name it, tell the story, explain why it proves the trait, then tie it to their team.
"What are your greatest strengths?" sounds like a gift. It's the one moment in the interview where you're openly invited to talk yourself up. And yet it's one of the most commonly fumbled questions in the entire process, because most candidates treat it like a throwaway. They name a trait, maybe two, say "I'd say I'm hardworking and pretty good with people," and move on.
That's the mistake. This question is the cleanest, most direct shot you get all interview at planting one specific image in the interviewer's mind. It happens to be the exact image every junior banker is ultimately hired on: smart, hardworking and easy to get along with. Answer it with a one-word trait and no evidence, and you've passed up free real estate. Answer it well, and you walk away having proven, with a concrete story, why you belong on the team.
The strengths question belongs to a family we call Simple Behavioral questions. These are the short, direct questions an interviewer uses to size you up as a person: not your deal experience, not your technicals, just whether you're someone they'd actually want next to them in the bullpen at 2am. The whole goal of any Simple Behavioral is to convince the interviewer you're a perfect fit for IB and their team, and that you aren't a weird person. Strengths is the most important question in this family, because it's the one where you get to define that image in your own words.
What the interviewer is actually testing
Behavioral questions as a category are screening for four things:
- Motivation. Are your reasons for wanting this role and this firm the right ones?
- Communication. Can you express yourself clearly, the way you'd need to with a client?
- Cultural fit. Are you easy to work with?
- Differentiation. Why you over the dozens of other qualified candidates?
The strengths question leans hard on the last two. When an interviewer asks what you're good at, they're really asking two quieter questions underneath: "Will I enjoy sitting next to this person on a 90-hour week?" and "What does this candidate bring that the last five didn't?"
That reframes the whole exercise. You aren't reciting a list of adjectives. You're building a picture of yourself as the kind of analyst who is smart, works hard, and is genuinely easy to be around, and you're backing it with evidence so the interviewer doesn't have to take your word for it.
How many strengths to give, and which ones
The first decision is how many. The question shows up in singular and plural forms ("what's your greatest strength?" versus "what are your greatest strengths?"), and sometimes the interviewer will ask for a specific number. As a rule, keep it to one to three discrete points. One strength, told well with a real example, beats five adjectives with nothing behind them.
If you're asked for three, use a simple split: two job-related strengths and one that shows cultural fit. Job-related strengths map directly to the work, things like attention to detail, communication, and work ethic. The cultural-fit strength is the human one: a positive attitude, a sense of humor, the thing that makes you pleasant to be around. If naming a fit-oriented strength feels forced coming out of your mouth, don't push it. Stick with all job-related strengths. A genuine answer always beats a clever one.
If you're stuck on what to claim, here's a menu of strengths that work well for banking:
- Strong work ethic
- Growth mindset
- Eager to learn / Curiosity / Intellectual Curiosity
- Teamwork / Commitment to Team
- Persistence
- Attention to detail
- Adaptability
- Communication
- Interpersonal skills
Pick the ones that are true, not the ones that sound most impressive. Then attach each one to evidence.
The rule that makes or breaks the answer
Why resume-backed? Two reasons. The first is credibility. Anyone can say "I have a strong work ethic." When you follow it with a specific situation where your work ethic showed up and produced a result, the claim stops being an assertion and becomes a demonstrated fact. The second is differentiation. The trait "work ethic" is generic. Your story about being the only intern available across three time zones is not. The example is what makes you stand out, because it's the one part of the answer no other candidate can copy.
This is also why pulling examples from your resume is smart: it reinforces the experiences you most want the interviewer to remember, and it keeps your whole interview telling one consistent story about who you are.
The structure of a single strength: a four-step skeleton
Every strength you present, whether you give one or three, follows the same four-step structure. Think of it as the skeleton you hang each strength on.
Step 1: Provide a light answer. Answer the question plainly and directly. Name the strength. No preamble, no hedging.
Step 2: Provide an example. Reach into your work, school, or club experience for a specific situation that substantiates the strength.
Step 3: Explain the purpose of the example. Connect the story back to the question, so the interviewer doesn't have to do the work of seeing why it proves the trait.
Step 4: Flatter the firm or yourself. Close by explaining how this strength makes you a strong candidate, or how it ties into what you'll bring to their team.
The beauty of this skeleton is that it scales. Giving one strength? Run the four steps once. Giving three? Run a compact version of the loop three times, then close. Let me show you the skeleton in action with a single strength, then scale it up.
Walkthrough: the "work ethic" answer, step by step
Here's the four-step framework applied to a single strength, work ethic. Watch how each step does its job:
Step 1 — Answer the question directly: "My greatest strength is my work ethic – I have quite a dedicated growth mindset and truly believe anyone can get better at anything through hard work…"
Step 2 — Provide an example: "At my PE internship last Fall, the deal team was split across 3 time zones, and we needed someone to be available at all hours of the night in case an urgent request or material event came up. As the only junior on the team, I raised my hand for the job…
Step 3 — Explain the purpose of the example: "I felt like this was a great chance to go even deeper into the deal and build more trust with my team members too…and by the time the deal closed, it definitely felt like I had, receiving even MORE work than ever before [chuckle] from seniors I hadn't met before [chuckle], which I gladly accepted."
Step 4 — Flatter the firm or yourself: "I'm confident that this initiative & drive is something I'll bring to your team."
Notice what each piece is doing. Step 1 names the strength and adds one line of texture ("dedicated growth mindset") so it doesn't land as a bare label. Step 2 doesn't just assert hard work, it shows it: a specific internship, a specific problem (coverage across three time zones), and a specific choice (raising his hand). Step 3 is where most candidates get lazy, but here it earns its place: the payoff is that the hard work built trust and led to even more responsibility, which is exactly what a banking team wants to hear. Step 4 lands the plane by naming the takeaway, initiative and drive, and explicitly handing it to the interviewer's team.
Worked example: two strengths
When you give two strengths, you run the skeleton twice. Here's a complete two-strength answer built on work ethic and attention to detail:
One of my strengths would be my Work Ethic. This was something I developed through the military, having to do things I didn't want to do but knew were necessary to accomplish the mission. In order to become an officer, I had to always go the extra mile and put the squad before myself…oftentimes, in pretty terrible conditions. Even at SWIB, as the only intern on what is still their biggest deal to date, I had to constantly work until 2, 3 or 4am as I was the only one in Madison and our GP was in London while my team had traveled to NYC. Though it was hard, I kept a positive attitude because I knew how much of a privilege this was & how much I'd learn, but also because the team was relying on me. What really helps is always re-framing these situations as learning opportunities, both about myself and the work, and I'll certainly bring this mindset with me throughout my career.
Another strength is attention to detail. I learned its importance during my first PE internship at IVEST, when I forgot to adjust a working capital formula in a portfolio company's LBO model. It led the team to question the company's cash needs and delayed our IC memo by a day. Since then, I've made a habit of rigorously checking my work — whether in school or on the job — to avoid slowing the team down. That diligence was recognized at EY, where I was commended for the precision and reliability of my outputs.
Two things make this answer work. The first is that both strengths are anchored in specific, verifiable experiences: the military and a named internship at SWIB for work ethic, then a named internship at IVEST plus recognition at EY for attention to detail. The interviewer comes away remembering the stories, not just the adjectives.
The second is the move buried in the attention-to-detail strength: owning a mistake. Instead of claiming to be flawless, the candidate describes forgetting to adjust a working capital formula in an LBO model, which delayed the IC memo by a day, and then explains the habit he built in response. This is counterintuitive but powerful. A strength framed as a lesson learned from a real failure is far more believable than a strength asserted in the abstract. It signals self-awareness and maturity, and it shows the interviewer how you respond when something goes wrong, which is information they badly want.
Worked example: scaling to three strengths
When you're asked for three, use the split from earlier: two job-related strengths plus one that shows fit. Run a tighter version of the loop for each so the whole thing stays inside your time budget. Here's a three-strength answer built on attention to detail, work ethic, and commitment to the team:
For sure, I believe my 3 greatest strengths are my Attention to Detail, Work Ethic, and my Commitment to the Team.
On the first point, Attention to detail is something I've developed through my experiences and really tried to focus on at NBIM (Government Pension Fund of Norway).
During my time at NBIM I made sure to double, triple, and even quadruple-check my work when working on decks and models, really holding myself to a high standard as I knew submitting perfect work would make the lives of my analysts and associates much easier.
And one of the best pieces of feedback I got was on the quality and accuracy of my work at NBIM, which I believe really played a role in receiving a return offer.
2. Another strength of mine is my work ethic which I feel originated from playing competitive hockey.
In order to reach and compete at the top level of hockey, I had to develop a strong work ethic where I could stick to my routine which meant sacrificing some personal time to have a few extra hours of on ice practice, which was sometimes very easy to skip out on and took a lot of dedication
3. Lastly, I would say my commitment to the team is another strength of mine
This was something that was also put to the test at CalPERS being the only junior on two deal teams where I had to take on the responsibilities of a full time analyst which sometimes would result in very late nights and weekends in the office
However, despite the longer hours, I feel my genuine interest in the work and wanting to put forward the best work product for not only myself but my teammates on the deal around me really allowed me to push through these times when they came up
I think those qualities are my best and what I try to bring to each role.
Even in a three-part answer, every strength still gets its own piece of evidence: attention to detail tied to NBIM and a return offer, work ethic tied to competitive hockey, commitment to the team tied to being the only junior on two deal teams at CalPERS. The structure holds. What changes is the depth per strength. With three to cover, each story compresses to its essentials so the total still lands in a reasonable window.
Notice too how the third strength, commitment to the team, does the cultural-fit job. It's less a hard skill than a signal that this person will carry weight for the people around them. That's the "plus one" in the two-plus-one split, and it rounds out the picture of someone who is not only capable but genuinely good to work alongside.
The same question in disguise: handling the variations
Interviewers don't always ask "what are your strengths?" in those words. Watch for the variations, because they're all asking for the same thing underneath:
- "Why should we pick you?"
- "What makes you different?"
- "Why would you make a good IB analyst?"
Each of these is a strengths question wearing a different hat. "Why should we pick you?" and "what makes you different?" explicitly ask you to differentiate, so they lean toward your single most distinctive strength. "Why would you make a good IB analyst?" asks you to connect your strengths to the demands of the role. Read the wording on that last one carefully: it's about you and what you bring, not a textbook definition of what the job requires in the abstract. Keep the focus squarely on your strengths.
For the variations that genuinely want strengths, the four-step skeleton still applies. Here's "what makes you different?" answered as a single, well-chosen strength, eagerness to learn:
What I believe sets me apart from other candidates is my eagerness to learn. I've come to see challenges as learning opportunities and that, with enough practice, I can get better at anything I set my mind to. Transferring from math to business wasn't easy, but in spite of that I dove headfirst into investment clubs and joined a PE firm as soon as I could. I started getting much better at investing and even led a team to win 4th place at a stock pitch competition with over 20 teams. I had no idea how to model, but neither did my teammates, so I stepped up to the plate and used all my spare time watching videos on how to build a DCF in Excel. I was close to giving up and using a DCF template so many times but I pushed through and we had a working model in just a week. Looking back at that model, quite a few of the assumptions were off (haha) but I know failing is part of the process and so I firmly believe my reframing of these situations is what differentiates me.
This is a single strength carrying an entire answer, and it works because the story is specific and a little vulnerable. The 4th-place finish among more than 20 teams is a concrete result. Admitting the model's assumptions were off, then framing that as part of the learning process, is the same own-the-imperfection move we saw earlier. For a "what makes you different?" question, that authenticity is the differentiation.
The same machinery handles "why should we pick you?" Here the technique is to open and close on the same strength, bookending the answer so the interviewer remembers exactly one thing about you:
I believe the primary reason you should choose me over other candidates is my Work Ethic. This was something I developed through competitive hockey and have continued to refine in university.
In reaching the level of competitive hockey that I did, from a young age, I had to make many sacrifices within my social & recreational life. This instilled in me a level of dedication that I've been able to apply to other aspects of my life. Starting off as the worst player on my team, and eventually becoming one of the best, also proved to me that no matter the challenge, working hard can overcome it.
Once I got to university and settled on Investment Banking, I've done my best to apply this mentality to everything within it. In fact, this past fall I took on 2 part-time internships while handling a full course load as, despite the added stress, I believed the extra reps and higher intensity would ultimately make me a better analyst and teammate.
Overall, it's my work ethic that brought me here today, it's what will carry me forward, and it's also why I believe you should choose me.
The open-and-close structure is a deliberate choice for the "why should we pick you?" framing. It answers the question head-on, supports it with a story that has a clear arc (worst player to one of the best), and ties the trait directly to the decision the interviewer is making. When a question asks for a verdict on you, give them a verdict and make it easy to remember.
Timing and delivery
Because the strengths question is a Simple Behavioral, your target length is 20 to 70 seconds. As a general rule across all behavioral answers, never run past two minutes, and aim for the sweet spot of 40 to 90 seconds. A single strength with one tight example sits at the short end of that range; a three-strength answer naturally runs longer, toward the top. Use the number of strengths the interviewer asks for to calibrate, and resist the urge to keep talking once you've landed your point.
Delivery matters as much as content here. Deliver the answer positively, with a natural smile. Remember the goal: you're trying to come across as someone people want to work with. A perfectly structured answer delivered like a hostage statement defeats the whole purpose.
The way to get there is to practice, and there's a specific method that works:
- Write out the full version of your answer, word for word, and practice it three times out loud.
- Adjust the parts that feel awkward or break your rhythm. Keep practicing and tweaking until you hit the sweet spot: smooth delivery while you're still reading from your script.
- Condense the answer into bullet points. Once the full version is in your bones, you don't need the script anymore. Review the bullets about once a week to stay in form. For all your behavioral answers combined, this should take roughly 30 minutes.
One more step before any interview, and it's the one candidates skip: record yourself. Out loud, on camera, reciting all your behavioral answers at least once, then watch it back. You'll catch things you can't feel in the moment, like an answer that sounds too rehearsed and mechanical, delivery that comes off unpolished, or suspicious eye movement. Then do two to five mock interviews. The gap between a good answer on paper and a good answer in the room is wider than you'd expect, and recording yourself is the fastest way to close it.
Where this fits with the rest of your prep
The strengths question has a natural twin: "what's your greatest weakness?" They feel like a matched pair, and interviewers sometimes ask them back to back, but they run on completely different frameworks, so I cover weaknesses in its own piece. Don't prepare one without the other.
Be ready, too, for "how would your friends or managers describe you?" It sounds like a strengths question, but it's really about likeability and warmth, and it has its own separate treatment. And remember that strengths is only one of the Simple Behaviorals you'll face. The three questions that open almost every interview, Tell Me About Yourself / Walk Me Through Your Resume, Why this role?, and Why this firm?, are important enough that they have their own dedicated handbook. Work through that one alongside this.
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