Software Developer - Full Stack - Senior (Java exp with Healthcare FHIR.HL7 experience)

Toronto, ON
On-site
Posted Oct 22, 2026
1 position

$95–$98 / hour

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Employment type: Contract
Experience level: Senior · 5+ years
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Develop full-stack healthcare software and production-grade services using Java, Spring Boot, ReactJS, and HAPI FHIR. Build and support HL7 v2 integrations, FHIR subscriptions, secure container delivery, and production troubleshooting.

Job details

Job Role: Software Developer - Full Stack - Senior (Java exp with Healthcare FHIR.HL7 experience) Location : Toronto, ON Position Type : Contract Role Start Date 2026-11-23 End Date 2027-05-20 Onsite as needed basis Public Sector Experience: Must have Ideal Candidate Rate: CAD 95-98/Hr (Depending on the experience) Must Have: Java, Spring Boot, REST API, and HAPI FHIR development experience, including hands-on processing of FHIR R4 and DSTU2 resources in production-grade services. NextGen Connect (Mirth) and HL7 v2 integration experience, including transformation, validation, routing, acknowledgements, error handling, Java-service integration, and practical experience with the Ontario HRM Standard. ReactJS full-stack development experience and hands-on knowledge of FHIR Subscriptions and Health Enterprise Pub/Sub, including translating physician-level preferences into subscription filter criteria. Secure application and container delivery experience using OAuth 2.0, mTLS, Docker, automated testing, configuration management, audit logging, and production troubleshooting. Note: AI-enabled tools may be used to sort applications based on job-related criteria. All AI generated results are vetted by our team and the decision of which candidates move forward is always made by a human.

What you’ll do

Requirements

Requires senior-level full-stack development experience with Java, Spring Boot, REST APIs, HAPI FHIR, ReactJS, and hands-on processing of FHIR R4 and DSTU2 resources. Candidates must also have NextGen Connect (Mirth), HL7 v2, Ontario HRM Standard, FHIR subscription and Pub/Sub, security, containerization, testing, configuration management, and public-sector experience.