Johannesburg: ETL/ELT Developer

March 11, 2026 Jobs in Central Johannesburg

Job Description

About the Role

The ETL/ELT Developer role is a critical component of our data integration and data warehousing initiatives within the banking and finance sector. As an experienced ETL/ELT developer, you will be responsible for designing, developing, and maintaining efficient Extract, Transform and Load (ETL) or Extract, Load and Transform (ELT) processes to support business needs.

Key Responsibilities

Build mappings, transforms and loads
Develop, test, and implement ETL/ELT workflows to extract data from multiple source systems and transform it according to business requirements.
Maintain and optimise existing ETL/ELT processes to improve performance and reliability.
Collaborate with data architects and analysts to design data models and ensure accurate data mapping and integration.
Ensure data quality by performing validation, reconciliation, and error handling during data processing.
Monitor ETL/ELT jobs and troubleshoot issues promptly to minimise downtime.
Document ETL/ELT processes, standards, and best practises for reference and compliance purposes.
Support data governance initiatives by adhering to data security and privacy policies.
Participate in code reviews, testing phases, and deployment activities to ensure robust delivery.

Requirements

Strong experience in ETL/ELT development within a banking or financial services environment.
Proficiency in ETL tools such as Informatica, Talend, Microsoft SQL Server Integration Services or similar.
Solid understanding of relational databases and SQL, including optimisation techniques.
Experience with data warehousing concepts and dimensional modelling.
Knowledge of data governance, data quality frameworks, and regulatory compliance requirements.

Qualifications

A degree in Computer Science, Information Technology, Data Science, or a related discipline is preferred.
Relevant professional certifications in ETL tools or data management are advantageous.

View Job Cape Town City Centre: Payment Manager

Salary & Benefits

Salary: Negotiable based on experience.

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

About IT / Computing / Software Jobs in Gauteng

In Gauteng, the IT and computing industry is a significant contributor to the province’s economy, with a steady demand for skilled professionals. Typically, this field is characterized by rapid technological advancements, innovative projects, and a high level of job satisfaction among employees. Generally, career prospects in this sector are strong, with a range of opportunities available across various industries.

Salaries for IT and computing professionals in Gauteng can vary widely depending on factors such as experience, company size, and industry sector. While it is common to see salaries ranging from R400 000 to R1,200 000 per annum, these figures are only a general guideline and actual salaries may differ significantly. For instance, senior executives or technical leads with extensive experience may command higher salaries, while entry-level positions may start at lower levels.

Common skills required for IT and computing roles in Gauteng include proficiency in programming languages such as Java, Python, or C++, knowledge of cloud platforms like AWS or Azure, and experience with agile development methodologies. Additionally, understanding of data analysis and interpretation, cybersecurity principles, and IT project management are often essential. Familiarity with popular software applications, such as Microsoft Office 365 or Google Workspace, is also beneficial.

The financial services sector, technology industry, manufacturing sector, and government departments are among the common industries that employ IT and computing professionals in Gauteng. These sectors require a range of skills and expertise, from data analysis to network administration, making them attractive options for career development.

View Job South Africa: Entry Level Cargo Handler

For those seeking a career in IT and computing, there are numerous opportunities for professional growth and development. Typically, career progression involves moving into senior roles or specialized positions, such as technical lead, solutions architect, or data scientist. Opportunities for further education and training, such as certifications or postgraduate studies, can also enhance job prospects. Generally, a strong understanding of industry trends, networking, and continuous learning are essential for success in this field.

This information provides general career guidance. Actual salaries and requirements vary by employer.

GO APPLY NOW

Safe & secure application process