Staff Backend Engineer - AI Finance Data Platforms

Dex; Greater London; Sur place; GBP 120 000 - 160 000; Plein temps

Résumé du poste

Dex, a partner company of a leading AI-for-finance platform in London, seeks a senior backend engineer to own core services end-to-end and architect data pipelines for sensitive financial data. You will influence design reviews and mentor engineers as the platform scales in a regulated environment.

You will work with Python, FastAPI, PostgreSQL, Docker/Kubernetes, and cloud platforms to deliver high-throughput, secure backends and collaborate with ML engineers to productionise models.

Qualifications

• 7+ years of backend engineering experience with production systems.
• Expert-level Python, FastAPI, and PostgreSQL query optimisation.
• Experience with Docker/Kubernetes and cloud platforms.

Responsabilités

• Architect and build scalable backend services and APIs for an AI workspace handling sensitive financial data.
• Design and implement high-performance data pipelines for large-scale financial datasets with strict accuracy and latency requirements.
• Optimise database schemas, queries, and indexing strategies for PostgreSQL in a high-throughput, distributed environment.
• Partner with ML engineers to productionise models, integrating them into robust backend systems.
• Lead technical design reviews, mentor engineers, and contribute to shaping the engineering culture as the platform scales.

Connaissances

Backend engineering

Python

FastAPI

PostgreSQL tuning

Distributed systems

Docker/Kubernetes

Cloud platforms

Security & compliance

Event-driven

Outils

Kafka

Celery

Description du poste

Dex, a partner company of a leading AI-for-finance platform in London, seeks a senior backend engineer to own core services end-to-end and architect data pipelines for sensitive financial data. You will influence design reviews and mentor engineers as the platform scales in a regulated environment.

You will work with Python, FastAPI, PostgreSQL, Docker/Kubernetes, and cloud platforms to deliver high-throughput, secure backends and collaborate with ML engineers to productionise models.