Unions have traditionally had a hard time penetrating Amazon but the mood among the company’s workforce shifted in August after it offered its workers what many considered to be a paltry pay rise.
The online giant lifted the hourly wage by 50p to £10.50 an hour.
Upon hearing the news, workers staged an informal walkout. They were expecting more, as inflation rose at its fastest pace in 40 years.
The GMB union seized the opportunity and helped arrange a strike, with workers voting in favour of formal action just before Christmas.
The loss of up to 300 of its 1,400 workforce in Coventry has stoked anger amongst its employees.
The GMB union is calling on Amazon to pay its workers £15 an hour to bring their wages in line with their American counterparts, who earn $18 an hour.