Why this question is asked and what it reveals
Interviewers ask "have you ever been fired?" because they want to understand your track record and your self-awareness. The risk they are assessing is not that you were fired — many excellent people have been dismissed for a wide range of reasons, most of which reflect circumstances rather than character. What they are assessing is: are you honest about it? Do you take any responsibility where responsibility was appropriate? Have you reflected on what you could have done differently? And is there a pattern that would be a concern in this role? The worst answers to this question are dishonest ones. Reference checks routinely surface dismissals, and a candidate who lied about being fired destroys all trust in the hiring process.
Different types of dismissal and what to say
Redundancy (the most common case): Redundancy is not being fired. You were dismissed but for a business reason unrelated to your performance. Say so clearly: "My role was made redundant as part of a restructuring. The whole team was let go. My performance reviews during my time there were consistently strong." If you were in a cohort of redundancies, this is easy to verify and requires no further explanation. Performance dismissal: This is the hardest one to discuss. The best approach: acknowledge it happened, take proportionate responsibility, explain what you have learned, and explain what has changed. "I was dismissed for not meeting my sales targets in [year]. I had underestimated how quickly the market was moving and I did not flag the issue to my manager early enough. I have learned that managing upward and being transparent about problems early is something I now actively prioritise. Since then [give evidence of changed approach]." Mutual agreement / asked to leave: "My employer and I agreed it was not the right fit and parted ways professionally." This is accurate and appropriate for many situations.
The importance of honesty and forward framing
Do not attempt to reframe a dismissal as a resignation if the employer will say otherwise in a reference. References from former managers and HR departments are a standard part of the hiring process and "was this person dismissed?" is a question that is directly asked in reference checks. Being caught in an inconsistency between your story and your reference is far more damaging than an honest explanation of a difficult situation. Forward framing means ending your answer on what you have done since and what this means for the role you are applying for now: "Since then I have [evidence of growth] and I am confident this is now a strength rather than a gap."
Preparing your answer
If you were dismissed at any point in your career, prepare your answer before any interview: two to four sentences, factual and unapologetic where the firing was not your fault, honest and constructive where it was. Practice saying it aloud until you can deliver it without hesitation or visible discomfort. Interviewers notice discomfort and probe it. A candidate who answers confidently and briefly is much more credible than one who stumbles, hedges, or over-explains.