Senior Data Engineer

Meet Ozow 

Ozow is a leading fintech company that's redefining digital payments in South Africa and beyond. We're dedicated to making payments more accessible, secure, and convenient for both businesses and consumers. As a fast-growing player in the financial technology sector, Ozow fosters a culture of innovation, diversity, and inclusivity. We believe in pushing the boundaries of what's possible and are committed to making a positive impact on the world through our payment solutions.   

More about this Ozow fantastic position  

We’re looking for a Senior Data Engineer to join our data team and play a key role in building a scalable, reliable data platform. You’ll help transform raw data into actionable insights and data products that power strategic decisions and enhance our payment platform. 

Your role and responsibilities 

Leadership 

• Mentor and support junior data engineers where required 
• Collaborate cross-functionally with product, engineering, and analytics teams  
• Contribute to best practices and continuous improvement within the data team 

Data Platform & Architecture Enablement

• Design and maintain scalable data architectures aligned to business objectives  
• Enable data-driven decision-making across the organisation  
• Contribute to the evolution of Ozow’s data platform and strategy 

Data Pipeline Development & Reliability

• Build and maintain robust data pipelines 
• Ensure high data quality, integrity, and availability  
• Optimise data storage, processing performance, and cost efficiency 
• Develop data applications to automate business processes 

Data Quality, Governance & Analytics Support

• Develop and maintain data models to support analytics and reporting  
• Work closely with stakeholders to define data requirements and deliver solutions  
• Monitor and troubleshoot data issues ensuring minimal downtime  
• Implement data governance, security, and compliance best practices  
• Support business intelligence and analytics initiatives 

Tool Utilization + Change Management  

• Maintain clear documentation for data pipelines, processes, and systems  
• Drive improvements in data engineering tools and workflows  
• Support system upgrades, migrations, and integrations  
• Promote adoption of data best practices across teams 

Automation and AI  

• Identify and implement automation opportunities within data workflows  
• Leverage modern tools to enhance data processing efficiency  
• Support AI/ML readiness by ensuring high-quality, well-structured datasets 

You are an ideal candidate if you have 

• 5 years+ experience in a Data Engineering or similar role  
• Strong proficiency in SQL and Python (or similar programming language)  
• Experience building and maintaining data pipelines  
• Hands-on experience with cloud platforms (AWS preferred)  
• Knowledge of data warehousing solutions (e.g., Databricks preferred) 
• Understanding of data modelling concepts and best practices  
• Experience with streaming or real-time data processing is advantageous  
• Exposure to fintech, payments, or high-volume transactional environments is a plus  
• Strong problem-solving skills and attention to detail 

View all current vacancies at Ozow →

1. Read the full job description and requirements on this page carefully before applying — tailor your application to what the employer actually asks for.
2. Update your CV and save it as a PDF. Make sure your contact details, most recent experience and qualifications are easy to find.
3. Click the apply button on this page to complete your application on Ozow's own careers site. The employer manages the shortlisting process directly.
4. Have certified copies of your ID and qualifications ready. Many South African employers request them once you are shortlisted.
5. Applications close on 19 August 2026. Submit well before the deadline — late applications are normally not considered.
6. Keep a record of what you submitted and when. If you have not heard back within a few weeks of the closing date, it is acceptable to follow up politely.

If Ozow shortlists you for the Senior Data Engineer position, preparation makes the difference. Work through these steps:

• Research Ozow before the interview — look for their official website, social profiles and any recent news. Interviewers expect you to know why you want to work there specifically.
• Go through the job description above and prepare a specific example from your own experience for each of the main duties. Most interview questions will be drawn from what the advert emphasises.
• Structure your answers with the STAR method — Situation, Task, Action, Result. Concrete stories with measurable outcomes are far stronger than general claims about your abilities.
• Prepare two or three thoughtful questions to ask the panel — about the team, how success is measured in the role, or growth opportunities. It signals genuine interest.
• Plan your logistics early. Confirm whether the interview is in person in Cape Town or online, and arrive or log in at least ten minutes early.