57 live contracts with Site Agent in the job title, updated daily. Filter by sector, IR35 status, working arrangement and day rate below. See what Site Agent contracts pay.
Reading, Berkshire
My Client are on the lookout for a Site Agent to join them on a Water treatment project in Reading. The Role As a Site Agent, you will take responsibility for the successful delivery of water treatment and associated…
Bishop's Stortford
Site Agent – Water Infrastructure Bishops Stortford, Hertfordshire | Contract | Up to £400 per day | Outside IR35 (Subject to Determination) | 12 Months+ A major Tier 1 contractor is delivering a significant water…
Leatherhead
Site Agent - Water Infrastructure Leatherhead, Surrey | Contract | Up to £400 per day | Outside IR35 (Subject to Determination) | 12 Months+ Leatherhead sits at the centre of a well-funded water infrastructure…
Farnborough
Site Agent – Water Infrastructure Farnborough, Hampshire | Contract | Up to £400 per day | Outside IR35 (Subject to Determination) | 12 Months+ A leading Tier 1 contractor is looking for a capable, experienced Site…
Bath
Site Agent- M4 Bath Scheme Location: Bath / M4 Corridor Rate: Up to £500 per day LTD Duration: Immediate start through to January Shift Pattern: Days initially, moving to nights during Phase 2 Project: M4 Bath Scheme …
Guildford
Sub Agent Civil Engineering & Infrastructure | Contract Opportunity We are currently recruiting for experienced Sub Agents to support the delivery of major civil engineering and infrastructure projects across the Thames…
Guildford
Site Agent Civil Engineering & Infrastructure | Contract Opportunity We are currently recruiting for experienced Site Agents to support the delivery of major civil engineering and infrastructure projects across the…
Milton Keynes, Buckinghamshire
Your new company A leading civil engineering contractor has secured a major highways infrastructure project in the Milton Keynes area and is looking to appoint a Sub Agent to support delivery from the outset. This is a…
South London, London
Location: South West London Start Date: 14/09/2026 Duration: Approx. 14 Weeks Rate: £450 per day CIS We are seeking an experienced Site Agent to join a highways improvement and SUDS (Sustainable Drainage Systems)…
Liverpool
Site Agent Location: Liverpool The Role We are currently recruiting for an experienced Site Agent to join a leading contractor delivering a major rail infrastructure project in Liverpool. This is an excellent…
Ashford, Surrey
Site Agent Ashford Common, Surrey Contract: September 2026 - March 2027 ⏰ 47.5 hours per week (9.5 hours per day) Our client is seeking an experienced Agent to join a major water infrastructure project. This is an…
Totton, Hampshire
Site Agent – Water Treatment Project Location: Totton, Hampshire Day Rate: £450–£500 per day Our client is seeking an experienced freelance Site Agent to support the delivery of a major water treatment project in…
Liverpool, Merseyside
Site Agent – Major Infrastructure Project Location: Merseyside / Liverpool area Duration: Initial 6-month contract, with potential for extension Start: Immediate Engagement: Inside IR35 We’re currently seeking an…
Gloucester, Gloucestershire
Due to recent project awards our client is seeking an experienced Site Agent to join the non infrastructure team. This is a decent length contract in the Gloucester region. You will be in charge of site operations,…
Folkestone, Kent
My client are a national civil engineering contractor who are currently seeking a Site Agent to help deliver a water treatment scheme in Kent, with an immediate start available. This is a great opportunity for an…
Penrith, Cumbria
Sub Agent Sector: Major Infrastructure / Civil Engineering Contract: Long-term opportunity We are currently recruiting for an experienced Sub Agent to join a major UK infrastructure project. This role will involve…
Rye
Are you an experienced Site Agent with a strong background in civil engineering – including flood defence schemes and reinforced concrete structures? We are seeking a driven and proactive professional to join our team…
Surrey
Sub Agent – Water Infrastructure Surrey | Contract | Up to £380 per day | IR35 TBC The Project A significant water infrastructure programme delivering major upgrades across treatment and network assets across…
Surrey
Site Agent / Project Manager - Highways & Infrastructure Location: Surrey Contract: Long-term contract - 18 months+ IR35 Status: Outside IR35 Rate: Very strong Outside IR35 day rate - highly competitive and dependent on…
Somerset
Carmichael UK is working in partnership with a leading Tier 1 contractor delivering one of the UK's largest and most complex infrastructure projects at Hinkley Point C. We are currently seeking an experienced Sub Agent…
Site Agent contracts on this page come straight from the live ContractorUK jobs board — running civils and infrastructure sites. Advertised day rates vary widely with sector, location, clearance and specialism, so treat any single figure with care — every card above shows the advertised rate and the recruiter-stated IR35 status side by side. Before you negotiate, run the actual rate through our contractor calculators to see the take-home difference inside versus outside, and if the rules are new to you start with what IR35 is and how it works.
Questions about rates, IR35 or alerts? The contract jobs hub answers the common ones. Chasing the well-paid kind? Browse live outside IR35 contracts.
