Math jobs in United Kingdom

Jacobs is globally recognised for solving critical problems in water infrastructure. We are expanding our Water Catchment Management business and seek experienced Hydraulic Modellers to join our UK team, working on high‑profile flood risk programmes for leading water companies.

• Develop, calibrate, and interpret 1D and 1D/2D hydraulic models using Flood Modeller, TUFLOW, InfoWorks, HEC‑RAS.
• Analyse and manage GIS data (ArcGIS, MapInfo, QGIS) and apply analytical tools (R, Python) to support modelling work.
• Challenge assumptions and contribute innovative ideas to improve solutions for clients.
• Collaborate with multidisciplinary teams to deliver client outcomes and ensure technical excellence.
• Write, review, and validate complex technical reports and deliverables.
• Mentor colleagues and support professional development within the team.
• Peer‑review calculations and technical deliverables to maintain high quality standards.

• Degree (MEng/MSc) in Civil Engineering, Environmental Science, Geography, Mathematics or a closely related discipline.
• Professional registration or pursuit of chartered status with ICE or CIWEM preferred.
• Experience implementing 1D and 2D modelling for river, urban, and coastal flooding applications.
• Proficient in industry standard software – Flood Modeller, TUFLOW (including InfoWorks ICM) – for model development, calibration, and interrogation.
• Demonstrated technical assurance of modelling outputs and hydrological calculations.
• Strong analytical skills and experience with GIS and scripting (R, Python).
• Ability to mentor peers and contribute to team growth and development.

• Excellent work‑life balance with flexible working options.
• 24 days holiday plus the option to purchase 10 additional days.
• Comprehensive medical cover and Digital GP services.
• Fertility and family‑planning support.
• Enhanced parental leave pay and pension contributions.
• Life assurance at 4× salary.
• Professional membership fees and CPD support.

We welcome applications from disabled candidates, those seeking flexible working arrangements, or from individuals who may not meet all listed requirements. Our disability‑confident policy means we interview disabled candidates who best meet the role’s criteria. We also provide reasonable adjustments for the recruitment process – please contact Careers Support for assistance.

We value collaboration and believe that in‑person interactions are crucial for culture and client delivery. Our hybrid working policy gives you the flexibility to split your week between Jacobs offices, project sites, and remote locations.