Wastewater Design Engineer (Contract)

Rate: £300 per day
Location: UK (Hybrid/Remote options depending on candidate)
Contract: Ongoing
Start: ASAP

A leading Tier 1 utilities contractor is seeking an experienced Wastewater Design Engineer to support major infrastructure programmes. This is an exceptional opportunity to join a high-performing team delivering critical water & wastewater projects across the UK.

We are looking for a design-trained engineer with a strong background working on wastewater treatment, networks, or infrastructure schemes — ideally with experience from the major water frameworks (e.g., Thames Water, Severn Trent, Anglian Water, United Utilities, Yorkshire Water) or similar top-tier utility environments.

You will play a key technical role reviewing, challenging, and refining design packages before final submission to client partners, ensuring quality, compliance, and constructability.

Key Responsibilities

• Review and assess wastewater design packages for accuracy, safety, and compliance
• Identify design clashes, risks, and opportunities for optimisation
• Provide technical engineering input to ensure buildability and cost-effectiveness
• Liaise closely with internal engineering teams and external design consultants
• Ensure all documentation meets standards before final submission
• Support continuous improvement in design processes and quality assurance

Requirements

• Minimum 5 years’ experience in wastewater design within major utilities projects
• Experience working with or for Tier 1 water companies (e.g., Thames Water etc.)
• Strong technical understanding of wastewater treatment, networks, pumps, civils or MEICA elements
• Engineering-trained with hands-on design background (Civil, Mechanical, Environmental, or Water Engineering preferred)
• Ability to review, correct, and refine designs prior to client submission
• Strong communication skills and attention to technical detail

Why Apply?

• Work with a respected contractor delivering flagship water & wastewater schemes
• Opportunity to influence high-value design packages
• Stable, long-term contracting opportunity
• Competitive £300/day rate
• Join a collaborative, technically focused team