Senior Installation Supervisor

  • Garden Annexes
  • Ipswich, Suffolk
  • 24/09/2026
Full time Construction

Job Description

Senior Installation Supervisor - Spider is advertising on behalf of Garden Annexes by GX Modular, who are looking for an experienced hands on Senior Installation Supervisor (Senior Fitter) to join their growing team. This permanent, full-time role is based from Bury St Edmunds, Suffolk, with nationwide travel to domestic customer properties.

Fantastic company benefits include:

  • Competitive Salary:£43,500 - £45,500 per annum + bonus scheme
  • Holiday: 20 days + bank holidays, increasing by one day per year to 25 days
  • Other benefits Company van and fuel card, company-wide bonus scheme (payable most months), paid travel and accommodation, consistent year-round work, supportive team and long-term career opportunities.

About the role:

As the Senior Installation Supervisor, you will lead an experienced four-person installation team, assembling and finishing high-quality, pre-cut residential annexes at domestic properties across the UK, typically completing one installation per week.

This hands-on role includes:

  • Leading the team and managing site activities
  • Offloading and assembling timber-framed annexes using glulam and pre-cut panels
  • Checking completed groundworks before installation
  • Completing and overseeing 1st and 2nd fix carpentry, floor laying and internal door hanging
  • Overseeing kitchen and bathroom fitting, UPVC windows and doors, and EPDM/lightweight tile roofing
  • Liaising with customers and the off-site Project Manager

About you:

You will have at least five years senior 1st and 2nd fix carpentry experience, plus proven team leadership and site/installation management experience. You ll be a hands-on leader with excellent problem-solving and customer-facing skills, able to work independently while maintaining high standards.

A full UK driving licence and willingness to travel nationwide are essential. Approximately 50% of installations involve working away, Monday to Friday only, with paid travel and accommodation. You will return home each weekend.

About GX Modular

Garden Annexes by GX Modular is a growing specialist delivering high-quality domestic annexes across the UK, manufactured in-house and installed at customers homes.

To be considered for this Senior Installation Supervisor role, apply through Spider with an up-to-date CV.

Spider is committed to equal opportunities and welcomes applications from suitably qualified candidates. Please advise us of any reasonable adjustments required during recruitment. Please check your inbox and spam/junk folder for correspondence.

This vacancy is advertised and managed on our behalf by Spider. Your details will be processed for this vacancy, and you may be contacted by email, text or telephone. Full Privacy Policy details will be provided by email upon application.