Senior Python Backend (Data Streaming)

Our client is a Series C Silicon Valley HealthTech with teams in San Francisco and London. We are hiring a Backend Engineer to work on the backbone of a platform that combines real-time data, AI insights, and personalized care pathways to transform healthcare delivery.

This role is fully remote within the UK without work visa sponsorship.

Core Responsibilities:

• Design and implement scalable backend services that ingest, transform, and persist diverse health data
• Build APIs and data pipelines for real-time and batch processing, ensuring data integrity, security, and compliance.
• Integrate with external systems and protocols including FHIR APIs, BLE-based devices, Apple HealthKit, and Google Fit.
• Ensure backend services are designed for high availability, reliability, and low latency, especially for real-time clinical decision support.
• Collaborate with security and compliance teams to ensure HIPAA-compliant handling of PHI/PII data.
• Work cross-functionally with product, clinical, and AI teams to align backend capabilities with user-facing experiences and clinical workflows.
• Contribute to CI/CD pipelines, observability tooling, and data quality monitoring.

• 5+ years of backend development experience in Python
• Experience with healthcare data types and sources: EHRs (FHIR/HL7), wearables (PPG, ECG, accelerometer), vitals, surveys.
• Strong understanding of data security, encryption, access control, and handling regulated healthcare data (HIPAA, SOC 2).
• Proficiency in building and maintaining RESTful APIs, message queues (Kafka, Pub/Sub, RabbitMQ), and cloud-native services (GCP, AWS).
• Experience with databases (PostgreSQL, BigQuery, MongoDB and TimescaleDB) and data modeling for time-series or medical data.
• Familiarity with event-driven architecture, microservices, and containerization (Docker, Kubernetes).