Practising Spoken English for a Software Engineer Interview

A software engineer interview is graded on two things at once: whether the solution is right, and whether the interviewer could follow your reasoning while you built it. The second half is a speaking skill, and it's the one candidates practise least, because most interview prep is spent on algorithms rather than on saying the algorithm out loud in a way a stranger can track in real time.

30-second version: Practise narrating a solution out loud before the interview, not just solving it silently. What you can explain clearly under pressure is a different skill from what you can solve given unlimited time.

What does a technical interviewer actually listen for?

Per sayit's software-engineer interview page, interviewers in this field listen for whether you can explain a technical decision to someone who wasn't in the room, without jargon standing in for the reasoning; how calmly and specifically you talk through a bug or an outage; and whether "we" and "I" get used correctly when you describe a team effort. None of that is about vocabulary size. It's about pace, structure, and whether your explanation has an order a listener can follow.

Why does explaining out loud feel harder than solving silently?

Because thinking and narrating draw on different cognitive resources, and doing both at once under time pressure is a trained skill, not a natural one. Most engineers can explain a data structure choice perfectly well after the fact, in writing, with time to think. The interview asks you to do it live, while still solving the problem — which is why rehearsing the narration, separately from the problem-solving, actually helps.

A short routine before a technical interview

1. 1.Pick a problem you already know how to solve. The goal here is practising explanation, not problem-solving, so remove the second variable.
2. 2.Talk through your approach out loud, recorded, in under two minutes. State the approach, then the trade-off you considered and rejected, then the complexity.
3. 3.Play it back and listen for pace, not content. Did you rush through the trade-off — the part that actually shows judgment — or did it get the same weight as the rest?
4. 4.Repeat with a different problem the next day. The skill that transfers is narrating clearly under a clock, not memorising any one explanation.

What if I trail off or say "um" a lot under pressure?

That's normal, and it's also measurable rather than something you have to guess about. sayit's scoring reports pace and filler words on a recorded take, which turns "I think I talk too much" into an actual number you can watch move over a week of practice. The fix usually isn't "talk less" — it's building the habit of pausing on purpose between the parts of your explanation, instead of filling that gap with a filler word while you think.

Does clear pronunciation actually matter here, or just fluency?

Both, but pronunciation matters most on the words that carry your reasoning — the ends of words that make a plural or a past tense audible, and the specific technical terms you'll repeat throughout the interview. A slipped sound on a word you say once barely registers; the same slip on a term you use ten times in one explanation compounds. That's worth a few extra passes on your own vocabulary, not a general accent-reduction effort.

Try it

Record yourself narrating a solution to a problem you already know, and see the clarity verdict per word plus your pace in sayit — free to try, no card required for the first scored take. For question-specific practice across other roles, the interview hub has model answers and delivery notes for HR, product, and other technical-adjacent interviews too.