Senior Software Engineer – Client Engineering
🔒 Confidential Employer
Posted 24 March 2026
LOCATION
London
TYPE
Full-time
LEVEL
Mid-Senior level
CATEGORY
Software Engineering
This employer holds a UK Home Office sponsor license — sponsorship for this specific role is at the employer’s discretion
SKILLS
Python
Django
REST APIs
Performance Optimization
Technical Architecture
Scalability
FULL DESCRIPTION
Help us use technology to make a big green dent in the universe!
What you'll need
- Strong professional experience in Python
- Deep experience with Django (or similar Python frameworks)
- Strong experience designing scalable REST APIs
- Proven experience improving performance and reliability in production systems
- Experience influencing or leading technical architecture decisions
- Comfortable balancing speed of delivery with long-term maintainability
What you'll do
- Lead architectural design across implementation, acceleration and invention initiatives
- Build scalable Python/Django services and APIs
- Design MVP solutions that can evolve into core platform capabilities
- Diagnose and resolve complex performance bottlenecks
- Mentor mid-level engineers and elevate engineering standards
- Partner cross-functionally with Product and other engineering teams
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