Senior Quantity Surveyor

We are seeking an experienced Senior Quantity Surveyor (freelance) to support a portfolio of major infrastructure and heavy civils projects across the Heathrow and HS2 corridor. The role will be split between head office in Uxbridge and two high-profile live sites.

This is a long-term maternity cover assignment offering exposure to some of the UK’s most complex infrastructure environments.

Key Responsibilities

* Commercial management of two major heavy civils projects (HS2 & Heathrow works)

* Full quantity surveying duties including cost control, forecasting, reporting, and valuations

* Managing subcontractor accounts from procurement through to final account

* Contract administration (NEC/FIDIC experience preferred)

* Risk management and change control

* Monthly commercial reporting to senior management

* Supporting project teams with commercial strategy and cost advice

* Ensuring robust financial control across multiple live sites simultaneously

Required Experience

* Strong background in heavy civils / major infrastructure projects

* Proven experience working for Tier 1 contractors or subcontractors such as:

* Murphy

* Balfour Beatty

* Costain Group

* Skanska UK

* Olive O'Connell

* Strong NEC contract knowledge (essential)

* Comfortable working across multiple sites and managing competing priorities

* Strong commercial acumen with excellent stakeholder management skills

Ideal Candidate

* Senior QS or established QS ready to step into a multi-site lead role

* Background in major infrastructure, utilities, rail, aviation, or highways

* Confident working independently in a freelance capacity

* Able to operate at both site and head office level

* Strong reporting and client-facing capability