Senior Python Engineer

Summary

Location:
Barcelona (Hybrid)

Day Rate:
Negotiable

Duration:
Until End of 2026 – with a view to extend

Availability:
ASAP

About the Client

An exciting opportunity to join a growing aviation technology business developing and delivering an advanced Operations Control Centre (OCC) disruption management solution.

The platform helps airline Operations Control Centres respond to disruption by generating proactive alerts and orchestrating complex recovery solutions across aircraft, crew and passengers. With significant customer and pipeline growth, the engineering team is expanding as the solution moves into further airline implementations and production environments. We are looking for a Senior Python Engineer to join the backend engineering team, working closely with optimisation scientists to turn complex optimisation and numerical models into robust, scalable production software.

About the Role

You will work on a Python-based backend responsible for serving and orchestrating optimisation models,



building APIs and supporting the wider platform.

A key part of the role will be taking scientific and numerical Python code and helping turn it into production-quality software — with a strong focus on performance, testing, maintainability and reliability. You will take ownership of features from design through to production and contribute to engineering standards across the team through code reviews, testing and continuous improvement.

Key Duties:

• Design, develop and maintain backend services using Python and Flask or a comparable framework.

• Build and maintain robust REST APIs supporting the wider disruption management platform.

• Work closely with optimisation scientists to integrate and productionise optimisation and numerical models.

• Take existing scientific or numerical Python code and bring it to production standard, including testing, profiling, packaging, performance optimisation and maintainability.

• Design and opt

📌 Python Engineer (Barcelona)
🏢 Psd Group
📍 Barcelona