Python Django Developer

Lead Software Engineer, Technical Lead, Python, Django, REST APIs, System Design, Software Architecture, TDD, Agile, GDS, London, Manchester, Birmingham, Cardiff, Hybrid/Remote, Contract, Inside IR35

The successful Lead Software Engineer (Python & Django) will design, build and maintain resilient backend services on a high-profile government digital programme, working within a secure, GDS-aligned environment. You’ll lead and mentor engineers across agile squads while staying hands-on, driving engineering standards and technical design decisions. You’ll translate user needs into robust, test-driven solutions and support live services for performance, stability and resilience.

You will need proven experience working with the following:

Extensive commercial Python development

Strong hands-on Django

System design and software architecture

End-to-end delivery of secure, scalable services

Agile multidisciplinary teamwork and strong stakeholder communication

Leading or mentoring engineering teams, with solid testing, debugging and QA practices

The following would be beneficial:

Government Digital Service (GDS) experience

Public sector, government or defence sector experience

Working in regulated or secure environments

Understanding of accessibility and government service standards

We’re looking for a Lead Software Engineer (Python & Django) for a central government department based in London, Manchester, Birmingham or Cardiff (hybrid), on an initial 12 months contract, paying up to £720 per day (Inside IR35).