Job Title: Senior Hydraulic Modeller Location: Cardiff, Bristol or Winchester (Hybrid - 2 days per week in-office preferred; flexible/remote considered) Type: 12-month contract with potential for ongoing contract work About the Role: Our client is seeking a Senior Hydraulic Modeller to support the successful delivery of a wide range of flood risk management and hydraulic modelling projects. You'll take a leading role in shaping technical outputs and mentoring junior modellers, with direct impact on the Welsh Water AMP8 framework and other nationally significant initiatives. You will be instrumental in delivering innovative, nature-based and low-carbon flood solutions, supporting large design teams, and engaging with environmental and water quality challenges on a catchment-wide scale. About the Client: Our client is a respected multidisciplinary consultancy with a strong presence in water and environmental sectors. With long-term secured frameworks and partnerships, they are passionate about tackling the climate and ecological crises through cutting-edge research and digital innovation. They invest in developing both their people and technologies, and offer exciting opportunities for engineers and scientists at every stage of their careers. Key Responsibilities: Deliver hydraulic modelling services for major water clients, including Welsh Water AMP8 Undertake flood risk assessments and water quality modelling Lead and support junior hydraulic modellers across projects Use software such as Flood Modeller and ESTRY (TUFLOW, ArcGIS/QGIS also desirable) Contribute to project design and build frameworks in a collaborative, multi-disciplinary environment Produce high-quality technical reports and documentation Support stakeholder and client engagement activities What Our Client is Looking For: Essential: Bachelor's or Master's degree in civil engineering, geography, or related field Strong experience using Flood Modeller and ESTRY Excellent technical reporting and GIS skills (ArcGIS/QGIS) Experience mentoring junior staff Demonstrable enthusiasm for water, flooding, and environmental challenges Working towards or holding professional accreditation Desirable: Experience in FCERM business cases and optioneering Familiarity with nature-based solutions Digital skills: Python, FME, Excel Confident in presenting technical findings to clients/stakeholders Leadership experience at Senior or Principal level What Our Client Offers: A dynamic and supportive technical environment Access to nationally significant projects and frameworks Flexible working with hybrid/remote options Opportunities to contribute to in-house research and digital innovation A forward-thinking, mission-led team culture Eligibility: You must have the right to work in the UK. We are an equal opportunity employer and value diversity in our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.