Senior Python Developer
Senior Python contractor on a 12-month contract (inside IR35) building an automation and orchestration platform for a storage engineering team handling hundreds of petabytes at a London-based financial organisation. Hybrid, 3-4 days onsite, at £850/day.
- Compensation
- £850 / day
- Location
- London, United Kingdom
- Work setup
- Hybrid
- Seniority
- Senior
- Employment
- Contract
- Experience
- Not specified
- Category
- Software engineering
- Posted
Skills
Must have
- Expert-level Python experience (focused on large-scale systems, not scripting)
- Strong background in CI/CD and scalable system architecture
- Proven ability to design and build clean, modular, maintainable systems
- Solid testing practices across unit, integration, and end-to-end levels
Nice to have
- Exposure to Go or Rust
- Experience with distributed SQL databases (e.g. CockroachDB)
- Familiarity with orchestration tools such as Airflow, Temporal, or Prefect
- Background working with large-scale data or storage platforms
Full description
Senior Python Developer (Storage / Platform)
£850 per day (Inside IR35)
12-Month Contract (Highly Likely Extension)
London - Hybrid (3 /4 Days Onsite)
We are partnering with a highly regarded organisation operating within the financial sphere, seeking a Senior Python Developer to join a high-impact Storage Engineering team on a long-term contract.
This is a hands-on opportunity to play a key role in building critical infrastructure from the ground up, working at massive scale across hundreds of petabytes of data.
The Role
You will be instrumental in designing and delivering a next-generation automation and orchestration platform, replacing legacy tooling with a modern, centralised solution.
Key Responsibilities
- Build and enhance a Python-based automation and orchestration platform
- Develop robust data movement tooling across storage tiers and geographic sites
- Create intuitive self-service tools for non-technical users
- Implement monitoring, health checks, and observability dashboards
- Champion best practices across CI/CD, testing, and system design
Requirements
- Expert-level Python experience (focused on large-scale systems, not scripting)
- Strong background in CI/CD and scalable system architecture
- Proven ability to design and build clean, modular, maintainable systems
- Solid testing practices across unit, integration, and end-to-end levels
Desirable Experience
- Exposure to Go or Rust
- Experience with distributed SQL databases (e.g. CockroachDB)
- Familiarity with orchestration tools such as Airflow, Temporal, or Prefect
- Background working with large-scale data or storage platforms
This is an excellent opportunity to join a forward-thinking engineering environment tackling complex challenges at scale.