Job Title: Freelance Senior Engineer (Outside IR35) Project: £100m Commercial Build Location: Northamptonshire Contract Duration: October 2025 – up to 14 months Day Rate: £400 – £450 (Outside IR35)

The Opportunity We are recruiting for a Freelance Senior Engineer to join the delivery team on a £100m commercial build project in Northamptonshire. This long-term contract offers up to 14 months of work on a flagship scheme. Tier 1 contractor with lots of upcoming work in the area.

Key Responsibilities

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Oversee and manage groundworks subcontractors.

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Provide technical input across bulk earthworks, groundworks, and build stages.

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Ensure works are delivered in line with design, quality, safety, and programme requirements.

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Mentor and support junior engineers on site.

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Report to senior project management team on progress and issues.

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Maintain strong H&S culture across site operations.

Requirements

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Demonstrable experience as a Senior Engineer on large commercial build projects.

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Specific knowledge of bulk earthworks and groundworks is essential.

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Strong leadership and communication skills.

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SMSTS desirable.

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No setting out required – focus is on management, coordination, and technical oversight.

Contract Details

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Outside IR35.

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