Senior Software Engineer - Backend at Oxford Dynamics

Compensation

£0/yr

Setup: Hybrid
Location: Ontario
Type: Full-time
Level: Senior
Posted: Apr 10, 2026

Description

Oxford Dynamics is seeking a Senior Software Engineer - Backend to join their team. This role involves designing and evolving scalable backend services in Python using FastAPI, building RESTful APIs, implementing authentication and authorization, and integrating with AI pipelines. The successful candidate will contribute to security and reliability efforts, collaborate cross-functionally, and potentially support infrastructure contributions like Docker and CI/CD pipelines.

Required Skills

Python
FastAPI
RESTful APIs
OpenAPI/Swagger
OAuth2/OIDC
event-driven architectures
Celery
Redis Streams
Kafka
relational databases
PostgreSQL
caching
rate limiting
queuing
secure, well-tested code
logging, metrics, and alerting
Prometheus/Grafana
ELK/OpenSearch
containerisation
Git-based workflows
API versioning
security, documentation strategies
automated testing

Additional Information

Required Previous Experiences: 5+ years of professional software engineering experience, with a strong focus on backend development in Python and with event-driven architectures.
Hands-on experience with Palantir Foundry, including working with Foundry APIs, data pipelines, ontologies, or Foundry-based application development.
Proven experience designing and operating production REST APIs with OpenAPI/Swagger.
Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL).
Proficiency with containerisation (Docker) and Git-based workflows.
Experience with API versioning, security, documentation strategies, and automated testing.
Preferred Qualifications: High-agency engineer who owns outcomes end to end.
Pragmatic, research-driven approach with a bias to ship and iterate.
Clear communicator who can talk to stakeholders of varying technical backgrounds.
Comfortable defining SLAs, making trade-offs explicit, and operating production systems.