BlackRock·Software Engineer

BlackRock Software Engineer interview experience

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Medium

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Belgrade, Central SerbiaPosted Mar 2026 · Candidate report, summarized by Dataford

I went through an unusual path that felt like it was purely technical—there wasn’t an HR interview, just interviews focused on coding and concepts.

The interviewer came across as sharp and very casual, but the interaction got awkward quickly.

During a question about string manipulation, I described an approach where I’d normalize characters, build a string, and then use a hash idea to check whether two strings were anagrams. Right when I said the word “hash,” the interviewer pushed back hard with a question about what I meant by it. I explained how hashing works and how it functions in Java, and then the conversation went strangely quiet.

There weren’t really follow-ups afterward—no clarification, no confirmation of correctness, just

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