Staff astatine telephone centre institution Firstsource Solutions successful Northern Ireland person been warned their jobs are astatine risk.
The Indian-owned steadfast said it had "commenced a redundancy consultation process" astatine some its Belfast and Londonderry sites.
It said it was owed to the "changing priorities" of 1 of its clients, the amusement elephantine Sky.
In 2019 the steadfast employed adjacent to 2,000 unit successful Northern Ireland.
"The changing priorities of 1 of our clients, Sky, means they are making proposals to set services presently being delivered crossed some sites," a Firstsource spokeswoman said.
She added: "Staff impacted person been informed contiguous and, arsenic a liable employer, we are moving intimately to enactment them passim this process".
Firstsource was, she said, "committed to Northern Ireland astatine some sites".
It is understood that up to 200 jobs are astatine hazard successful Derry.
'Confusion and distress'
SDLP person Colum Eastwood said helium had been successful interaction with a fig of unit astatine the Derry site.
The redundancy process "is worrying for employees and their families and has caused unwarranted disorder and distress," helium said.
"I person contacted the absorption of Firstsource requesting an urgent gathering to sermon their plans and their continued committedness to workers successful Derry," the Foyle MP added.
Foyle Sinn Féin MLA Pádraig Delargy said helium was besides seeking a gathering with the company's management.
"This has created immense uncertainty for workers and their families contiguous who are disquieted astir what the aboriginal holds," helium said.
"Firstsource presently employs hundreds of unit crossed the city, and immoderate occupation losses astatine this tract volition beryllium a stroke to the section economy."