Over the year, Canterbury-based vacancies for construction and engineering rose 16.8 per cent, and since the September 2010 earthquake has soared 375 per cent.
Skilled vacancies for sales, marketing and advertising led the Canterbury gain, up 20.3 per cent, as the region looks for workers to replace those who moved out of the city after the earthquakes.
Outside the Canterbury region, skilled vacancies in Auckland, the country's most populous city, edged up 0.8 per cent in December, for a yearly gain of 20.3 per cent. Bay of Plenty increased 2.3 per cent in December, while the region posted the biggest annual gain, up 20.6 per cent. Wellington posted an annual decline of 4.3 per cent, with no comparable monthly figures.
Skilled vacancies rose in most industry groups with education and training reporting the biggest increase at 2.6 per cent in the month, for an annual gain of 12.4 per cent.
The need for skilled workers increased across all occupation groups, which is divided between technician and trade workers, professionals and managers.
Technicians and trades worker vacancies were up 2.4 per cent in December for an annual gain of 3.5 per cent.
Professionals increased 0.9 per cent in the month for a 6.4 per cent increase in the year, while vacancies for managers increased 0.9 per cent in December, rising 8 per cent in the year.