First you they send questions through email that you have to answer in an 1 hour, when you pass, they schedule an competency-based interview. But they have a third "talk" with the Director which turns out to be another competency-based interview.
I applied online. I interviewed at Oxfam (Londres, Inglaterra) in Oct 2019
Interview
They reviewed the TOR(terms of reference). You were given a case study which you had to prepare before the interview. This was for 30 minutes after the presentation questions were asked based on what you presented .
Interview questions [1]
Question 1
Barries that affected black female health workers in SA
I applied online. I interviewed at Oxfam in Jul 2020
Interview
Very relaxed, although think over the key motivations and reasons about why you wish to volunteer at Oxfam and the cause. Submit an online application to provide commitment details and experiences. After reference check, you may be invited to the shop for a f2f interview.