Reference Check

A candidate has handled complex customer complaints, and the hiring manager wants a prior supervisor's view of that work, so a structured reference check can add context, although it cannot prove the person will behave identically in a new role. The US Office of Personnel Management reference-checking guide recommends structured job-related questions and careful documentation, but its federal context is not the only lawful method elsewhere.

NHS Employers publishes employment-history and reference-check standards for its own hiring environment, which a private employer should not assume apply to it. Choose the questions before calling, asking about tasks, observed examples and the role being filled while avoiding fishing for personal or protected information.

Verify the referee, because a phone number in an application is a lead and not proof of the person's job title, so use a reliable employer contact route where possible. Respect current-employer restrictions, as a call can reveal a confidential job search, and obtain the appropriate candidate permission and timing before contact.

Distinguish fact from opinion: dates and reporting lines may be verified, whereas judgments about working style are subjective and context-specific, so label each appropriately. Use comparable questions across candidates, so a favoured person does not get friendly prompts while another faces unusually sceptical questioning, and ask for examples, since a statement that someone is strong under pressure is more useful when tied to an observed situation.

Do not demand confidential details from another employer, and be alert to bias, because a former manager may have had a conflict, limited contact or a different performance standard, and one strong opinion should not automatically override other evidence. A reference letter can be reviewed without a live conversation, but its date and scope may be limited, whereas a check can confirm current context and ask job-related follow-ups.

Some organisations confirm only employment dates and title, which is policy and not evidence the worker performed poorly, so record the limited scope of the reply. An illustrative completed-check rate is referee responses received divided by checks requested, so if 18 of 20 respond that is 90%, and non-response is not a negative reference.

Keep records factual by noting who was contacted, when, the questions asked and the answers given, and avoid embellishing a cautious reply into a firm conclusion. Protect candidate data, since reference notes can contain personal judgments, by restricting access and retention under applicable rules, and do not ask the referee to disclose medical, family or other irrelevant private details because a past employer cannot waive privacy rights on the person's behalf.

Plan timing as well, since references often occur near an offer, sometimes as a condition, so tell candidates how the check fits the process and what may happen if a referee is unavailable. Offer a fair clarification route: if a material concern arises, verify context and give the candidate an appropriate chance to respond before a consequential decision.

Keep the response proportionate to the job's actual risks, because a long call for a junior routine role may yield little, and separate the referee's identity from the quality of evidence, since a senior title can impress but direct knowledge of the candidate's work matters more. Watch for fraudulent references such as a polished email from an unverified address, do not outsource judgment entirely to a screening vendor, and do not penalise a candidate for a country-specific disclosure limit without context, because former employers elsewhere may disclose less under their law or policy.