Data Tester

Recruiter:

ARCS

Job Ref:

PTA001571/BH

Date posted:

Thursday, October 22, 2026

Location:

Centurion, South Africa

Salary:

500000 Monthly

SUMMARY:
Our esteemed client in Centurion has a permanent hybrid position available for a DATA TESTER.
Salary: R800K CTC per annum
The successful candidate will be responsible for end-to-end manual and automated testing of business solutions. The solutions must be tested in terms of functionality, performance, reliability, stability, compatibility, and integration with other legacy and/or external systems.

POSITION INFO:
Experience, knowledge and qualifications: Bachelor of Science: Computer Science or Statistics, or Bachelor of Science\/Commerce: Information Systems or Informatics or Minimum: Diploma in Information Technology. Qualifications preferred: Testing qualification ISTQB\/ISEB. Overall work experience: 8+ years 5+ years in BI and\/or data analysis and testing Technical skills: Commercial\/Cloud technology: AWS Data querying tools\/languages: SQL Understanding of data mesh frameworks Intermediate understanding of analytics coding languages: Python, Java Understanding of Data Integrity validation and data testing methodologies. Must have very strong knowledge and extensive experience in MS office. Must have experience in an Agile work environment. Expert integration testing skills Automated and\/or manual testing certifications (e.g. Selenium or Cypress (Preferred) Exposure to AI-assisted software testing and quality engineering tools. Create effective ETL test cases and scenarios based on ETL database loading technology and business requirements. Create effective dashboard\/data visualization test cases and scenarios based on business requirements. Perform SQL queries, stored procedures, and test scripting to delete, define, load, and merge data for tests. Ensure that test cases are aligned with business data and metadata (data sources, data tables, data dictionary, business terminology). Demonstrate an understanding of data models, data mapping documents, ETL design, and ETL coding by using these resources to inform test cases. Troubleshooting of ETL (e.g., Informatica\/DataStage) sessions, workflows, and logs Implementation of automated testing for ETL processes.

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