Location
valladolid, castilla y león, Spain
Posted
July 04, 2026
Job Description
Senior Backend Engineer (Python / Data) | Spain, Remote
Build data and ML powered backend systems for a major integral airline.
Key Points
- Flexible remote across Spain
- Build backend services and ML model serving for a major global airline
- Python and FastAPI, microservices, AWS, strong data focus
- Able to travel to the client's London office once a month for two to three days
- Salary up to €65,000 gross, with flexibility for strong candidates
About the Role
I’m hiring a Senior Backend Engineer to design, build and maintain scalable, secure server‑side systems for a major global airline, working through a fast‑growing technology consultancy in triple‑digit growth. This is a data and ML‑leaning backend role.
Alongside building robust microservices and APIs, you will host and serve AI and ML models in production, integrate them into backend systems, and expose them through clean, performant ...