Remote Senior Python Lead for Energy Modelling

City Science; Gomshall; Remote; GBP 70,000 - 110,000; Full time

Job summary

City Science is seeking a senior Python developer to lead a small team and deliver robust software for energy modelling. You will design, build and maintain production-grade Python packages, collaborating with DESNZ and external partners to turn modelling needs into reliable code.

You will own deliverables, review code, and drive best practices, testing and documentation. The role includes line management responsibilities with leadership training support.

Qualifications

• Strong experience as a Python developer, at senior level or near.
• Excellent Python proficiency and ecosystem knowledge.
• Track record of production-grade applications, data-rich or scientific domains.
• Ability to write clean, tested, maintainable code.
• Experience mentoring or line managing developers, or willingness to take on line management.
• Strong communication skills for technical and non-technical audiences.
• Experience working in multidisciplinary teams.

Responsibilities

• Design, build and improve Python packages for modelling, simulation and data processing.
• Lead engineering decisions, architecture discussions and technical problem solving.
• Turn analytical and modelling needs into shippable software.
• Line manage one or more developers: 1-on-1s, objectives, performance reviews.
• Mentor colleagues through code reviews, pairing and knowledge sharing.
• Maintain high code quality through testing, documentation and reviews.
• Work across disciplines to integrate tools and deliver results for customers.
• Drive continuous improvement in tools, processes and standards.
• Own deliverables and keep projects moving with urgency and accountability.

Skills

Python development

Line management

Problem solving

Multidisciplinary teamwork

Tools

GitLab CI/CD

Job description

City Science is seeking a senior Python developer to lead a small team and deliver robust software for energy modelling. You will design, build and maintain production-grade Python packages, collaborating with DESNZ and external partners to turn modelling needs into reliable code.

You will own deliverables, review code, and drive best practices, testing and documentation. The role includes line management responsibilities with leadership training support.