Remote Senior Python Lead & Mentor for Decarbonisation

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

Job summary

City Science is seeking a senior Python developer to design and implement Python packages building on the Home Energy Model. You will work closely with DESNZ, external collaborators and internal domain experts to turn user needs into reliable software.

The role includes line management and leadership training to help your team grow and deliver high-impact carbon-reducing solutions. You will design, build and improve modelling and data processing tools, mentor colleagues, maintain code quality

Qualifications

• Strong professional experience as a Python developer at or near senior level.
• Excellent command of Python and its ecosystem, libraries and tooling.
• Track record building production-grade applications in data-rich or scientific domains.
• Ability to write clean, maintainable, well-tested code.
• Experience line managing or mentoring developers.
• Strong problem-solving skills and ability to explain technical ideas clearly.
• 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 with regular reviews and development support.
• Mentor colleagues through code reviews, pairing and knowledge sharing.
• Maintain high code quality through testing and documentation.
• Work across disciplines to integrate tools and deliver results for customers.
• Drive continuous improvement in tools, processes and engineering standards.
• Own your deliverables and keep projects moving with urgency and accountability.

Skills

Python

Python ecosystem

Production-grade apps

Clean code

Line management

Problem solving

Multidisciplinary teams

Tools

Pydantic

JSON Schema

GitLab CI/CD

Job description

City Science is seeking a senior Python developer to design and implement Python packages building on the Home Energy Model. You will work closely with DESNZ, external collaborators and internal domain experts to turn user needs into reliable software.

The role includes line management and leadership training to help your team grow and deliver high-impact carbon-reducing solutions. You will design, build and improve modelling and data processing tools, mentor colleagues, maintain code quality