Pune: The kin of Rasila Raju O.P, the Infosys software engineer who was murdered last month, submitted a memorandum to Pune Commissioner of Police Rashmi Shukla on Thursday, urging a thorough probe in the murder.Ms. Raju (24) was found strangled to death inside the premises of the Infosys campus in the city’s Hinjewadi IT Park on January 29. A security guard of the campus, Bhaben Saikiya (26), has been arrested in connection with the case.Speaking to The Hindu, Rasila’s father Raju O.P. said the family has submitted a six-point memo to Ms. Shukla, in which they have urged the police to probe whether the murder was committed by more than one person.Evidence submitted Rajan Nair, of the Pune Malayalee Federation, said, “We have also submitted evidence that Rasila was under pressure three months before her death and have urged the police to probe accordingly. We have further requested that IT firms carry out thorough background checks of security personnel.”According to Mr. Nair, the Commissioner assured the kin that every evidence was being looked into and that ordinary ‘work pressure’ had to be distinguished from sinister circumstances, which may have contributed to the murder.Mr. Nair added, “We also seek the appointment of noted lawyer Ujjwal Nikam as Public Prosecutor in the case and demand capital punishment for the accused.” Earlier, the kin had submitted a Memorandum of Agreement to the human resource authorities at Infosys for seeking the dues and ex-gratia payment amounting to ₹1.25 crore. The kin said the authorities have responded positively.Ms. Raju, who hailed from Payimbra village in Kozhikode city, Kerala, had been working with Infosys since 2015.The prime suspect, Saikiya, a native of Assam, is in judicial custody till February 21. He purportedly used to stare at the victim in an improper manner, which caused her to warn him of a complaint. According to police, this is supposed to have triggered the crime.Saikiya, who fled after the murder, was nabbed from Mumbai’s Chhatrapati Shivaji Terminus (CST) by the Pune police in the wee hours of January 30. He was attempting to escape to his native village in Assam.Soon after the event, Ms. Shukla questioned the security measures at the Infosys campus.