LLSEG (London Stock Exchange Group)·Software Engineer

LSEG (London Stock Exchange Group) Software Engineer interview experience

No offer

Medium

Negative

United KingdomPosted Apr 2026 · Candidate report, summarized by Dataford

I started with the expectation that the process would follow a cleaner structure—initially I was told there would be four interview rounds, and after I completed them I thought HR would reach out for the next steps.

That gave me confidence, but what happened next disrupted the timeline.

An extra technical interview was scheduled unexpectedly with very short notice. I asked for clarification on the format and expectations, but there wasn’t much information available. I was also on vacation, which limited my prep, and the added round ended up being heavy on explaining very specific parts of the company’s existing codebase, even down to particular lines.

Even though I tried to do my best in the discussion, it felt rigid and unrealistic without context or preparation material. I didn’t get an offer, and

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