The question sounds like it is about the past. It is not. The interviewer is checking two things: whether you are likely to leave them for the same reason, and how you talk about people you no longer work with.
That second one catches people out. A candidate who is scrupulously fair about a bad employer reassures an interviewer. A candidate who is scathing — however justified — makes them wonder what you would say about them in a year.
The shape of a good answer
Short, true, unbitter, and pointed forwards. Three sentences at most: what changed, what you are looking for, why this role. The bulk of your answer should be about the future, not the past. If you find yourself two minutes into the history, you have lost it.
The common situations
Redundancy
The easiest, and the one people over-explain. It carries no stigma and interviewers hear it constantly. "My role was cut when they restructured the regional teams — about a third of the department went. It was not the timing I would have chosen, but it did prompt me to think properly about what I wanted next, which is how I came to this." One line of fact, then forwards. If you are in this position now, the redundancy guide covers the practical side.
You were unhappy or the job had stopped growing
Frame it as reaching a ceiling rather than as an escape. "I had been in the role three years and had automated or delegated most of what I was originally hired to do. The next step I wanted did not exist there, so I started looking for one where it does." True, and it says something good about you rather than something bad about them.
A difficult manager or a bad culture
Talk about what you need, not what they failed at. "The team ran on very little feedback and quite a lot of firefighting. I do my best work where priorities are set clearly, so I decided to look for somewhere that works that way." Nobody is blamed and nothing untrue has been said.
Burnout or health
You are not obliged to give medical detail, and interviewers should not press. A calm, bounded answer works: "I had been running at an unsustainable pace for a long stretch and made the decision to stop and reset properly rather than carry on badly. That is resolved, and I have been ready to get back to it since the spring." Say it steadily and it lands as judgement rather than fragility.
You were dismissed
Brief, owned, no elaborate defence. "It did not work out — the role turned out to need someone much more specialised in compliance than I was, and we agreed it was not the right fit. What I took from it is that I need to ask harder questions about the actual day-to-day before accepting a role, which is partly why I have asked you as much as I have today." Ownership plus a lesson is a survivable answer. A long justification is not.
A career change
Point at what you are moving towards. "I was good at it and I could have stayed. But the parts I most enjoyed were the training and coaching bits, and those were maybe a tenth of the job. I would rather do the thing I am best at all week than one day a month."
What to avoid
- Criticising a named individual. However fair, it costs you.
- Money as the whole reason. Even where true, it says nothing about the work and invites the thought that you will move again for another rise.
- Vagueness. "It was just time for a change" sounds like you are concealing something, even when you are not.
- Length. The longer the answer, the more it sounds like a defence.
The underlying point
Every version above does the same thing: states the fact plainly, declines to litigate it, and turns to what you want next. If you are struggling to make the turn, it is usually because the "what next" is not clear yet — and that is worth resolving before the interview, not during it. Working out what career is right for you is the exercise that fixes it.
The answer is easier when you know what you are moving towards.
This question is uncomfortable mainly when you can only describe what you were leaving. Valiown reads your CV and works through guided questions to build a clear picture of what actually fits you — the work, the values, the constraints — then matches that against real UK roles with the reasoning shown. Being able to describe where you are heading is what makes the leaving part a footnote. Free preview on Google Play.
Common questions
Should I be honest about why I left?
Yes, but honest is not the same as unfiltered. Give the true reason in its least dramatic accurate form, keep it brief, and move to what you are looking for next.
What if I was sacked?
Say so briefly and without elaborate justification, name what you took from it, and move on. Interviewers respect ownership far more than they respect a story that does not quite hold together. Avoid blaming your former employer even where blame is deserved.
What if I left because of my manager?
Frame it around what you need rather than what they did wrong. "I work best with regular feedback and that was not how the team ran" is true, professional, and does not require you to criticise anyone.
What if I have not left yet?
The same rules apply in the present tense. Be careful about criticising a current employer — interviewers notice, and they wonder how you would talk about them.