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Senior Backend Engineer-Java/Python/Rust-Series C HealthTech

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About the company: Our client is a Series C Silicon Valley HealthTech with teams in San Francisco and London. We are hiring a Backend Engineer to architect and build scalable systems for ingesting, processing, and managing diverse health data sources. You will work on the backbone of a platform that combines real-time data, AI insights, and personalized care pathways to transform healthcare delivery.

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.

Requirements:

  • 5+ years of backend development experience with languages such as Rust, Java, Python, Go, TypeScript (Node.js) or similar.
  • 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).

Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates

Contract Type: FULL_TIME

Specialism: Technology & Digital

Focus: Software Development/Engineering

Industry: Medical and Nursing

Salary: £90,000 - £130,000 per annum

Workplace Type: Remote

Experience Level: Mid Management

Location: London

Job Reference: QJN2S1-F439B6C9

Date posted: 2 June 2025

Consultant: Karen Cordner