Backend Developer – Python
£650/day – 6 months – Inside IR35 – 3 days onsite (London)
Python – Kafka – AWS – TypeScript – Commodities Trading
You'll be working for a leading energy trading business, building out a modern post-trade platform that's genuinely pushing boundaries – live PnL, intraday position reporting, and digitised front office workflows.
This is a business that backs its tech, delivers fast, and builds for the long-term.
The must-haves:
* Strong Python experience (hands-on and recent)
* Experience building backend services in a product team
* Kafka or other message queue systems
* Comfortable working in fast-moving agile squads
* Experience in commodities or trading (preferred but not essential)
Nice to haves (in order of priority – at least one or two is needed):
* AWS services – S3, ECS, AppSync
* PostgreSQL or NoSQL database experience
* GraphQL or REST APIs
* TypeScript
* React or Svelte (not essential, but helpful for collaboration)
To apply – click the link or for a faster response, email Barry.Ansell@HarringtonStarr.com