The Government's investing $7.6 million in Predator Free Wellington from its Jobs for Nature programme - to create about 40 roles.
It's hoped the project originally marked down to take 10 years - can now be completed in just five.
Methods used on Miramar Peninsula will be repeated to remove rats, stoats and weasels in 19 suburbs from Island Bay to the CBD.
Over five years it will also stretch from the port to Te Kopahou, Kaiwharawhara to Makara, and north to Porirua.
Conservation Minister Eugenie Sage says the move will ensure native plants and wildlife can thrive.
Sage says being able to hear indigenous bird song in the city is part of who we are as Kiwis.
Project Director James Willcocks says they were originally looking at "one year on, one year off", but says the funding will "supercharge" the project.