Sending a thank you email after an interview is one of those things everyone knows they should do — and roughly half of candidates don't do. Which means doing it puts you ahead of half your competition automatically.
But the impact depends entirely on how it's written. Here's what works.
Why Send One?
A thank you email does three things a generic candidate doesn't do for themselves:
- Signals professionalism and follow-through. Hiring managers notice when candidates close the loop. It's a small signal about how you'll operate on the job.
- Keeps you top of mind. If a decision takes a week and several candidates are close, a well-timed email can tip the balance.
- Gives you a chance to add something. If you thought of a better answer after leaving, or want to address something you felt was unclear, the thank you email is where you do it.
When to Send It
Within 24 hours — ideally the same evening or the next morning. The closer to the interview, the more impact it has. After 48 hours, the benefit diminishes.
If you interviewed with multiple people, send individual emails to each one — personalised, not copies of each other.
The Structure
Subject line
Keep it simple and scannable: "Thank you — [Your Name]" or "Following up: [Role] interview". Avoid vague subjects like "Great meeting you!" which can look informal in an inbox.
Opening
Thank them for their time specifically — mention the role and the date if it helps with context. Don't open with "I just wanted to reach out to say…" — just say the thing.
Example: "Thank you for taking the time to speak with me yesterday about the Senior Product Manager role. I really appreciated the conversation."
One specific takeaway
Reference something from the actual conversation — a challenge they mentioned, a detail about the team, a product decision they described. This proves you were listening and differentiates your email from a templated one.
Example: "The context you shared about the platform scaling challenges as you move upmarket is exactly the kind of problem I find compelling — it's very similar to what I worked through at [Company]."
Brief reinforcement
One sentence confirming your interest and the most relevant thing you bring to the role. Keep it tight — this isn't a cover letter.
Close
Express that you look forward to next steps. Don't ask for a timeline unless it's been more than a week — that's a follow-up email, not a thank you.
What Not to Include
- Long paragraphs — keep the whole email to 150–200 words
- "I feel I would be a great fit" — show, don't tell
- Desperation signals ("I really hope to hear from you soon")
- Attachments — unless they specifically asked for something
- A follow-up question about compensation or start date — wrong context
When You Bombed an Answer
If there was a question you answered poorly, the thank you email is the appropriate place to briefly address it. Keep it short: "I wanted to add some context to the question about [topic] — I think I could have answered more clearly. In practice, how I handle this is…"
Don't over-explain. One or two sentences is enough to correct the record without drawing more attention to it.