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Senior Test Data Analyst

Johannesburg, South Africa

Job Type


Full Time


About the Role

Experienced Senior Test Data Analyst with a proven track record in ensuring the accuracy, integrity, and quality of data through meticulous testing and validation processes. Possessing a strong background in data analysis, testing methodologies, and data warehousing, Maintaining data excellence across complex projects. Designing comprehensive testing strategies, collaborating with cross-functional teams, and providing technical leadership to ensure optimal data quality and reliability. Must have a Computer Science degree or equivalent with knowledge and experience in the banking industry.


Key Competencies:

  • Data Testing and Validation:

    Extensive experience in crafting and executing end-to-end data testing strategies, including data integration, transformation, and ETL processes.

    Proficient in SQL for querying and manipulating data across diverse database platforms to identify data anomalies and ensure accuracy.

    Skilled in creating and executing data validation scripts and test cases to validate complex data transformations and calculations.

  • Quality Assurance Expertise:

    Demonstrated ability to identify, document, and track defects and issues throughout the testing lifecycle using industry-standard testing tools.

    Expertise in both manual and automated testing methodologies, contributing to streamlined testing processes and improved efficiency.

    Adept at analyzing testing results, identifying trends, and providing insights to enhance data quality.

    API and DB Testing experience


  • Technical Proficiency:

    Strong understanding of data warehousing concepts, data modelling, and data architecture, enabling effective collaboration with data engineers and analysts.

    Experience with scripting languages such as Python for data validation, automation, and test data generation.

    Familiarity with data testing tools and frameworks to facilitate efficient and comprehensive testing procedures.

  • Data Analysis and Insight:

    Proficient in data analysis techniques, identifying patterns, trends, and anomalies to ensure data accuracy and reliability.

    Skilled in leveraging data profiling tools to assess data quality, completeness, and consistency.

    Strong problem-solving skills, addressing data-related issues and optimizing testing processes for enhanced data integrity.

  • Testing Tools Proficiency:

    Skilled in using Postman or any other tool to facilitate API testing, validate data endpoints, and ensure seamless data communication between systems.

    Proficient in automation testing, enhancing testing efficiency, and ensuring consistent user experiences.

  • Test Management Platforms:

    In-depth knowledge of Test Management Tools for creating, executing, and tracking comprehensive test plans and test cases, ensuring rigorous testing coverage and efficient defect management.

About the Company

QoT Solutions is a company that specialises in quality assurance, test automation, QA testing and agile software training. We offer a range of services to help our clients achieve their business objectives and needs through innovative and affordable IT solutions. QoT Solutions has a vision to create an energetic, high-spirited organisation generating significant value for our clients, staff and society.

If you are looking for a career opportunity in the IT industry, QoT Solutions could be the right place for you. We are always looking for motivated, creative technologists who can deliver top-tier service to our clients. QoT Solutions values growth and creation, fun, passion and perseverance, transparency, integrity, collaboration and accountability. We provide the platform to encourage their people to learn, to be inventive and to inspire.

At QoT Solutions, you will have the chance to work with some of the best tools and technologies in the market. We are an authorised partner of Atlassian, Inflectra and Micro Focus Software, and they offer a full range of training in software testing and QA. You will also have the opportunity to work on exciting projects with diverse clients, from start-ups to corporates. QoT Solutions is more than just a company, it is a community of passionate professionals who strive to make a difference.

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