Optiver Quantitative Analyst interview typically runs 3-5 rounds: online assessment, HR screen, technical interviews, and final round. The process usually takes a few weeks to months and is notably speed-heavy, with games and fast mental math.
$152K
Avg. Base Comp
$207K
Avg. Total Comp
3-4
Typical Rounds
2-5 weeks
Process Length
We've seen a very consistent pattern in Optiver’s Quantitative Analyst process: the people who do best are not the ones with the deepest textbook answers, but the ones who can turn uncertainty into a clean decision quickly. Multiple candidates reported probability, expected value, and market-making games showing up again and again, often alongside tight timing and little room for overthinking. The recurring signal is fast probabilistic judgment — not just knowing the formula, but knowing when to approximate, when to move on, and how to defend a choice out loud while the clock is still running.
Another theme our candidates keep mentioning is that Optiver is unusually interested in how you think about risk. We saw questions about betting allocations, confidence intervals, arbitrage, and even whether someone was too risk averse in a game setting. That tells us they’re watching for comfort with uncertainty as much as correctness. Candidates who got through described the interviews as fair but very specific to trading: they were asked to reason through options exposure, market making, and rough estimation rather than generic coding puzzles. Even the behavioral conversations tended to circle back to why trading, why Optiver, and how you respond when you make a mistake.
The non-obvious part is that this process can feel deceptively broad. Some candidates expected a classic quant interview and instead got game-heavy assessments, while others were surprised by how much the company cared about mental math speed and concise explanation under pressure. The strongest pattern across the experiences is that Optiver is screening for people who can stay calm, make a defensible call, and communicate it cleanly when the numbers are incomplete.
Synthetized from 16 candidates reports by our editorial team.
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Real interview reports from people who went through the Optiver process.
The hardest part for me was the online assessment, because that’s where most of the screening seemed to happen. I started with a sequences test, then did three Zap-N games, and after that a long set of Beat the Odds probability questions. The probability section was timed pretty tightly, around 90 seconds per question for about 30 questions, so it felt more like making quick approximations under pressure than doing careful math. I also had a coding/math-heavy OA that included three coding problems, a math-related question, a number sequence, and a game, all packed into about 2 hours 45 minutes. A few of the questions needed a lot of calculation, especially the probability and expected value style ones, and I had to be smart about when to move on versus when to spend time working something out. You could revisit questions, which helped, but time allocation was still a big part of it.
After the OA, I had an HR behavioral round online. It was pretty smooth and fairly standard, but it was still a real interview rather than a quick screening call. They asked why Optiver, why quant, what my strengths and weaknesses were, and where I saw my career going in the next five years. I also had a longer behavioral round before the technical, and that one felt pretty positive overall. The technical itself was less about traditional algorithms and more about market making games and Fermi estimation style questions, so it was important to be comfortable thinking out loud and making rough probability judgments quickly. I ended up not getting the offer, but the process was very clear about what they cared about: fast mental math, probability intuition, and being able to explain your thinking under time pressure.
Prep tip from this candidate
Practice fast probability approximation under a strict timer, especially Beat the Odds-style questions where you only get about 90 seconds each. Also spend time on market making games and Fermi estimation, since the technical round leaned much more on those than on classic coding interviews.
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Sourced from candidate reports and verified by our team.
Topics based on recent interview experiences.
Featured question at Optiver
Write a function compute_deviation that returns the standard deviation of each list in a list of dictionaries
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| Session Difference | |
| Priority Queue Using Linked List | |
| Interquartile Distance | |
| Index Fund Return | |
| Minimum Days for Scheduling All Meetings | |
| Client Solution Pushback | |
| 2nd Highest Salary | |
| Empty Neighborhoods | |
| Merge Sorted Lists | |
| Rolling Bank Transactions | |
| Bagging vs Boosting | |
| Comments Histogram | |
| Employee Salaries | |
| Closest SAT Scores | |
| Top Three Salaries | |
| Subscription Overlap | |
| Slacking Employees Salaries | |
| Find the Missing Number | |
| Cumulative Distribution | |
| Maximum Profit | |
| Prime to N | |
| Last Transaction | |
| Department Expenses | |
| String Shift | |
| 500 Cards | |
| Rain in N Days | |
| Random SQL Sample | |
| Paired Products | |
| P-value to a Layman |
Synthesized from candidate reports. Individual experiences may vary.
The process usually starts with a highly timed online assessment that combines sequences, mental math, probability, logic, and game-style exercises such as Zap-N, Beat the Odds, and market-making or betting games. Some candidates also see coding questions in the OA, but the main screen is clearly focused on speed, accuracy, and probabilistic reasoning under pressure.
If you pass the OA, you typically move into an HR or recruiter conversation focused on motivation and fit. Common topics include why Optiver, why quant or trading, your background, strengths and weaknesses, teamwork, handling pressure, and your career goals.
The technical round is usually less about classic algorithms and more about probability, expected value, estimation, and trading-style judgment. Candidates are often asked to work through market-making prompts, betting or arbitrage games, options-risk questions, and fast mental math problems while explaining their reasoning out loud.
The final stage often includes two interviews, typically one technical and one behavioral or HR, and in some cases a market-making game or other applied trading exercise. Interviewers may probe resume details, leadership, teamwork, and self-reflection alongside more quantitative questions, and the process can end quickly if the technical performance is weak.