I applied online. The process took 1 day. I interviewed at Tatneft (London, England) in Nov 2015
Interview
Questionnaire, they send me a questionnaire giving all practical questions about functional area, there were about 10 questions which really worth asking a experienced person, followed by a telephonic interview to know more about my speaking style and fluency in English etc.,
Interview questions [1]
Question 1
They basically asked about the decision making process as well as manpower controlling exorcise who are working under the position