Support the development, verification and application of advanced fluid and thermal analysis methods used to substantiate the SMR design and safety case
Work closely with analysts and system designers to ensure analysis tools and methodologies accurately represent plant behaviour
Interpret systems design data and faithfully implement it within fluid‑thermal models
Develop and maintain analysis methods and tooling using modern, object‑oriented Python
Use Git‑based workflows for configuration control and collaboration
Contribute to automated testing frameworks and CI/CD pipelines that support continuous integration and deployment of analysis methods
Engage directly with analysts as primary customers while also interfacing with systems designers
Produce high‑quality technical outputs suitable for nuclear safety‑case substantiation
Plan and manage work to meet programme milestones and quality requirements

Experience in fluids or thermal‑hydraulic analysis using a structured, methodical approach
Strong understanding of fluid dynamics and thermal processes
Experience writing analysis reports or contributing to safety‑case documentation
Experience using industry‑standard fluids or thermal‑analysis tools
Experience developing analysis methods, models or tools in Python
Familiarity with software‑engineering best practice, testing and quality assurance
Experience verifying and validating analysis tools and models
Understanding of uncertainty quantification and benchmarking methods
Knowledge of power‑generation or other safety‑critical industries
Nuclear thermal‑hydraulics experience (RELAP, FLOMASTER, VIPRE, CTF, GOTHIC) desirable but not essential
Strong communication skills and ability to work across multidisciplinary teams
Degree‑qualified in Engineering, Mathematics, Physics, Computer Science or a related discipline.

Methods Development Engineer

Key skills