Property management

Window fitter

Window fitters install windows, conservatories and glazed curtain walls in homes and businesses.

Annual Salary

£15,000 to £25,000

Average UK salary in 2018 was £29,588 (source Office for Statistics)

Working hours


Future employment

There will be 1% fewer Window fitter jobs in 2024.
In your local area

What's it all about?

You’ll usually be assisted by a fitter's ‘mate’. 

Your day-to-day duties may include:

  • removing old windows and doors with hand and power tools
  • measuring up the space for new windows or doors
  • fixing units in place, making sure they’re level and secure
  • sealing fittings to make them weathertight
  • clearing away leftover materials

You might also manufacture glazing units, and repair or replace windows in old buildings.


You could get into this job through an intermediate or advanced apprenticeship in glass industry fenestration installation.

You'll usually need:

  • some GCSEs, usually including English and maths, for an intermediate apprenticeship
  • 5 GCSEs at grades 9 to 4 (A* to C), usually including English and maths, for an advanced apprenticeship

Other Routes

There are no set entry requirements, but you’ll need maths skills to measure and work out dimensions. Some employers may ask for some GCSEs at grades 9 to 4 (A* to C) or equivalent.

Experience in carpentry and joinery may be helpful.

You could apply directly to glazing companies to be taken on as a fitter’s mate. 

You’ll need a Construction Skills Certification Scheme (CSCS) card to work on most building sites.

You may need a driving licence for travelling between jobs.

£15,000 to £25,000

Starter salary: £15,000

Experienced salary: £17,000 to £21,000

You may earn more for overtime and shift work.

If you’re self-employed you’ll set your own rates.

These figures are a guide.


You’ll work around 40 hours a week, Monday to Friday. Overtime is common.

You’ll work both indoors and outside, sometimes at height. 

The work can be physically demanding.

With experience, you could become a window surveyor or estimator, or move into glazing sales and marketing.

You could set up your own business or take up a window fitting franchise.

You can find out more about becoming a window fitter or glazier from Go Construct.

Skills required and how your skills match up

What skills are required?

You’ll need:

  • good customer service skills
  • practical ability
  • the ability to plan and organise workloads to meet deadlines
My top 5 skills from the skills bank
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