Job Title: Principal Civil EngineerSalary: 60,000 - 70,000 (dependent on experience)Location: Exeter, Manchester, CroydonType: Permanent Full-time Hybrid working About the Role:This is a Principal Civil Engineer position within a multidisciplinary water sector team delivering complex infrastructure design projects across the UK. You will take a leading role in managing technical delivery across optioneering, outline, and detailed design stages, ensuring high-quality outputs that meet client and regulatory standards.You will also support and guide a team of engineers and technicians while working closely with major UK water utilities and contractor partners on large-scale infrastructure schemes. About the client:Our client is a long-established multidisciplinary consultancy operating across the built and natural environment. They deliver engineering and advisory services across infrastructure, buildings, and regeneration, with a strong emphasis on sustainability, technical excellence, and long-term environmental impact.Their work supports major UK water companies and infrastructure programmes, contributing to nationally significant environmental and engineering outcomes. Key Responsibilities:Lead technical delivery of civil engineering design across water sector projects Oversee optioneering, outline, and detailed design activities Ensure all work meets relevant standards, client expectations, and quality assurance requirements Manage and coordinate project plans, schedules, a