How to Handle Difficult Interview Questions: A UK Job Seeker’s Guide

Job interviews can be challenging, even when you have the right skills and experience. Many candidates spend hours preparing for common interview questions, only to find themselves facing unexpected or difficult questions that leave them feeling uncomfortable or uncertain.

The good news is that difficult interview questions are often designed to assess how you think, communicate and respond under pressure rather than to catch you out. With the right preparation, you can answer confidently and leave a positive impression.

Why Employers Ask Difficult Interview Questions

Interviewers use challenging questions to gain a deeper understanding of your suitability for a role. They may want to:

  • Assess your communication skills
  • Explore how you solve problems
  • Understand your decision-making process
  • Evaluate your self-awareness
  • Learn how you handle challenges and setbacks

Remember, employers are not usually looking for perfect answers. They are looking for honest, thoughtful responses that demonstrate professionalism and potential.

Candidate preparing for a job interview using notes and a laptop

Common Difficult Interview Questions and How to Answer Them

1. Tell Me About Yourself

This question often appears simple but can catch candidates off guard.

Focus on:

  • Your current situation
  • Relevant experience
  • Key skills
  • Why you are interested in the role

Keep your answer concise and relevant to the vacancy.

2. Why Did You Leave Your Previous Job?

Employers want to understand your career decisions.

Avoid criticising previous employers. Instead, focus on:

  • Career development
  • New challenges
  • Skills growth
  • Organisational changes

Always maintain a professional tone.

3. What Is Your Biggest Weakness?

This question assesses self-awareness.

Choose a genuine area for development and explain:

  • What you learned
  • What steps you have taken to improve
  • The positive outcome

For example:

“I used to find public speaking challenging, so I actively sought opportunities to present at team meetings and completed training to improve my confidence.”

4. Tell Me About a Time You Made a Mistake

Employers understand that everyone makes mistakes.

Use the STAR method:

Situation – What happened?

Task – What was your responsibility?

Action – What did you do?

Result – What was the outcome and what did you learn?

Focus on learning and improvement rather than the mistake itself.

5. Why Should We Hire You?

This is your opportunity to summarise your value.

Consider:

  • Relevant experience
  • Skills that match the role
  • Achievements
  • Enthusiasm for the organisation

Link your answer directly to the job description wherever possible.

Questions Employers Should Not Ask

In the UK, interviewers should avoid questions that could lead to discrimination.

Examples include:

  • Your age
  • Marital status
  • Family planning
  • Religious beliefs
  • Sexual orientation
  • Ethnic background

Questions relating to disability should normally focus on reasonable adjustments needed to participate in the recruitment process rather than your medical history.

If you are asked an inappropriate question, remain calm and professional. You can politely redirect the conversation towards your skills and suitability for the role.

How to Use the STAR Technique

The STAR technique is one of the most effective ways to answer competency-based interview questions.

It helps you provide structured and evidence-based answers by explaining:

  • Situation
  • Task
  • Action
  • Result

Many employers use competency and values-based interviews, making STAR preparation an essential part of your interview strategy. If you would like additional support, our Interview Preparation Toolkit includes practical exercises, preparation templates and guidance to help you organise your examples and approach interviews with confidence.

Tips for Staying Calm During Difficult Questions

Take Your Time

It is perfectly acceptable to pause briefly before answering.

Ask for Clarification

If a question is unclear, ask the interviewer to explain or rephrase it.

Stay Positive

Avoid negative comments about previous employers, colleagues or experiences.

Focus on Evidence

Use examples from work, volunteering, education or life experiences to support your answers.

Remember It Is a Conversation

An interview is an opportunity for both you and the employer to determine whether the role is the right fit.

Final Thoughts

Difficult interview questions do not have to derail your interview performance. Preparation, practice and confidence can help you answer challenging questions professionally and effectively.

The most successful candidates are not necessarily those who have perfect answers. They are the candidates who can demonstrate their skills, experience and potential while remaining calm and authentic.

If you are preparing for an upcoming interview and would like personalised support, professional interview coaching can help you build confidence, practise answers and improve your chances of success.

Need Help Preparing for an Interview?

Karen Blake Coaching provides interview preparation support, career coaching and practical guidance to help individuals present themselves confidently to employers.

Whether you need help preparing STAR examples, answering competency-based questions or improving your interview confidence, support is available to help you succeed.

If you’re preparing for an upcoming interview, our Interview Preparation Toolkit includes practical exercises, templates and guidance to help you organise your answers and build confidence.

You may also find our Free Coaching Tools & Resources helpful for interview preparation, career planning and personal development.

For personalised support, explore our Career Coaching Services or get in touch to discuss your goals.