Behavioural · UK 2026
How to answer "Tell me about a time you influenced without authority"
Interviewers also phrase it as:
- "When have you led across teams without formal power?"
- "Describe a situation where you persuaded peers"
- "How do you get things done when you don't own the resources?"
Why interviewers ask
Tests political fluency and cross-functional skill. Critical for senior IC and management roles where most work happens across teams you don't manage. Strong answers describe a specific situation where you needed to persuade peers or stakeholders without formal authority, the approach you took, and the outcome.
Model answer
About [timeframe] ago I needed [specific cross-team outcome] but didn't own the resources or the people. Specifically, I needed [specific stakeholder — peer team, manager outside my reporting line, external partner] to [specific action]. My approach was [specific actions: structured proposal, finding shared interests, sequenced conversations, escalation when needed]. The outcome was [specific result] within [timeframe]. The lesson was [self-aware reflection on cross-functional influence].
What to avoid (common bad answer)
I just have good relationships with people across the company. (Generic, no example.) Or: I escalated to senior leadership and they made it happen. (Flags inability to influence directly.) Or: I'm naturally persuasive. (Self-assessment without evidence.) All three fail.
Structure of a good answer
- 1 Specific cross-team outcome you needed
- 2 Why you didn't have formal authority
- 3 Specific actions: structured proposal, shared-interest finding, sequenced conversations
- 4 Quantified outcome
- 5 Self-aware reflection on cross-functional influence
Common mistakes
- ✗ Generic 'I have good relationships' framing — every candidate claims this
- ✗ Escalation as the main move — flags inability to influence directly
- ✗ Story where you actually had authority but it took convincing — different question
- ✗ No specific outcome — flags soft skill claim without proof
- ✗ Conflict-focused framing — influence ≠ winning a fight
Recruiter pro tip
The strongest answers describe an explicit shared-interest finding move. 'I realised the security team had its own goal that aligned with my project; I reframed the proposal around their goal first, mine second, which got their buy-in within a week.' That reframing-around-others'-interests technique is the rare cross-functional skill. Hiring managers reward it explicitly.
FAQ
What if I always work cross-functionally? ▼
Pick the hardest example — usually involving a stakeholder who initially said no or a competing priority you had to navigate.
Is this different from 'how do you handle conflict'? ▼
Yes. Conflict is about disagreement; influence is about getting agreement when you don't have authority. Often these overlap but the framing matters.
What if the influence didn't work? ▼
OK to use a partial or failed example if you frame the lesson clearly. 'I tried X; it didn't work. The lesson I took was Y, which I've applied since.'
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