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LSEG

Large Enterprises

LSEG (London Stock Exchange Group) is a global financial markets infrastructure and data provider headquartered in London. It operates the London Stock Exchange and offers trading, clearing, data, and analytics services, including the Refinitiv financial data and analytics business it acquired.

1 interview note · updated Jul 2026

LSEG·Software Engineer·Technical Phone Screen

May 2026
Got recruited by LSEG for a senior data engineer position in Bangalore, cleared an OA and a debugging-focused code pair interview, and now there's a second code pair round coming up focused on TDD and clean code. Posting here because the email description left me more confused than prepared.
  • In a TDD-focused code pair interview, how would you approach writing unit tests and structuring your code for readability and maintainability?

“This is basically what I'm trying to figure out before walking in.”

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