Job Description
Senior Data Tester
Duration: 4 months contract commencing late September until end of Jan ****.
Location: Brisbane
The successful candidate will work across healthcare data models, data migration, data ingestion, reconciliation and downstream reporting, ensuring data is complete, accurate and successfully transferred across systems.
Key Responsibilities
Perform comprehensive data testing, validation and reconciliation
Test healthcare/patient activity data models across a range of operational activities
Validate data ingestion from source applications into enterprise data warehouse platforms
Perform source-to-target validation and identify data discrepancies
Conduct downstream regression testing of reports and data outputs
Validate data flows between upstream and downstream applications
Test workforce and operational data models and associated integrations
Investigate data-quality issues and support defect triage and resolution
Work closely with data, integration, business and testing teams
Key Skills & Experience
Robust experience in Data Testing and Data Migration Testing
Advanced SQL/database querying skills
Strong experience with data validation and reconciliation
Experience testing data warehouses, ETL/data ingestion processes and data pipelines
Strong understanding of source-to-target data flows
Experience testing downstream reporting and data outputs
Integration and regression testing experience
Ability to investigate complex data discrepancies and identify root causes
Strong stakeholder engagement and defect management skills
Healthcare data/testing experience highly desirable
Experience with patient administration systems and patient activity data would be highly regarded




If you're an experienced Data Tester with strong SQL, data migration and reconciliation skills, we'd love to hear from you.
Why Join KJR?
At KJR, we help organisations deliver quality technology solutions through testing, quality engineering, data, AI, and advisory services.
You will join a collaborative team that values curiosity, continuous learning, and delivering meaningful outcomes for our clients.
Who Are We?
We kicked off in a Gold Coast garage back in ****, and today KJR has grown into a national technology consultancy with offices across Sydney, Melbourne, Brisbane, Canberra, and the Gold Coast.
For almost three decades, we've helped organisations deliver better outcomes through quality engineering, software testing, AI, data, and technology advisory services.
We work with industries that matter — Government, Defence, Healthcare, Transport, Utilities, Financial Services, and more.
Our people — The Collective — are at the heart of everything we do.
We invest heavily in career growth, leadership development, learning opportunities, recognition programs, and our annual Co-op Conference on the Gold Coast (which is every bit as fun as it sounds).
We're proud to be:
A winner of the AIIA Diversity & Inclusion Award
Recognised as a Great Place to Work® CertifiedTM workplace
Named one of Australia's Best WorkplacesTM in Technology
Champions of diversity, inclusion, and gender equality
Passionate about using technology to create positive social and community impact.
At KJR, we believe technology should make the world better — whether that's improving healthcare outcomes, enhancing public services, protecting communities, or helping organisations innovate with confidence.
Want to know more about us?
Visit KJR Website:

📌 Senior Data Tester (Queensland)
🏢 Kjr
📍 Queensland