Freelance Quantity Surveyor / Senior Quantity Surveyor – Water Infrastructure (Outside IR35)
Location: West London / Hybrid (1–2 days per week on site)
Contract Type: Freelance
IR35: Outside
Rate: Up to £475/day (SQS)
We’re looking for experienced Senior Quantity Surveyors to support a Tier 1 contractor on a long-term water framework in the West London region.
This is a great opportunity to join an established commercial team with consistent workload and long-term prospects. The framework is ramping up, and we’re looking for commercially strong QSs who can add value straight away.
Key Experience Required:
Water sector experience (preferred)
Tier 1 civils background (essential if not from water)
NEC contract experience (vital – other forms such as JCT won’t be suitable)
Full project lifecycle experience
Strong commercial acumen — ideally an “old-school” Project QS type who can manage all areas of the role, not just CEs or payment applications
The Role:
You’ll be responsible for full commercial management support across multiple projects, including:
Change management and compensation events
Subcontract management and payments
Cost and value reporting (CVRs)
Supporting project and framework-level commercial delivery
Why Apply?
Outside IR35 – long-term freelance opportunity
Excellent day rates: up to £400/day (QS) | £475/day (SQS)
Hybrid working: only 1–2 days per week required on site (West London)
Long-term continuity on a growing AMP programme
Work with a strong Tier 1 commercial team with an excellent reputation
If you’ve got strong NEC experience and a solid Tier 1 background, this is an excellent opportunity to secure long-term freelance work on a major water framework.
Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons regardless of age, disability, gender, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation