Senior Data Engineer

Posted 4 Days Ago
Be an Early Applicant
Cape Town, Western Cape, ZAF
In-Office
Senior level
Fintech • Insurance • Financial Services
The Role
As a Senior Data Engineer, you'll design and maintain data architectures, build robust data pipelines, ensure data quality, and support analytics initiatives, while mentoring junior engineers and collaborating with cross-functional teams.
Summary Generated by Built In

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 

Your skills and competencies

  • You eagerly embrace change, absorb cross-functional skills, and connect ideas across disciplines to drive fresh thinking and innovation. 
  • Ability to initiate, develop, maintain and leverage outstanding relationships to influence a wide network, both inside and outside the company. 
  • A trailblazer who steps up, takes charge, and creates meaningful impact—those driven by performance and purpose to lead from the front and make a real difference every day. 
  • You thrive in collaboration, embrace inclusion, and bring a genuine curiosity for global cultures—valuing collective success over individual credit. 
  • Demonstrate strategic foresight, sound judgement, and the ability to make confident decisions under uncertainty, always working toward the best possible outcomes. 
  • You challenge norms, champion innovation, and constantly seek growth—for themselves, their team, and the solutions they build. 
  • You are a decisive doer—those who take initiative, follow through with confidence, and ensure results through courageous, hands-on leadership. 
  • We value optimism, agility, and the strength to persevere under pressure—balancing performance with positivity, even in challenging environments. 
  • You are driven, proactive individuals who take ownership, face challenges with grit, and consistently push for excellence—not just as participants, but as catalysts for success. 

Interview process 

During the interview process you will meet with the People team, the hiring manager, and relevant CSuite. Be prepared to complete a technical assessment that will showcase your skills.  

In office perks 

  • Healthy breakfast, lunches and snacks
  • Monthly team connects 
  • On-site Barista 

Perks for South African based employees

  • Medical aid subsidy
  • Group Risk Insurance
  • Generous paid annual leave   
  • Birthday leave
  • Learning and Development opportunities 
  • Mentorship programme
  • Quarterly team building 
  • Community initiatives 
  • Access to cutting edge technology - Ozow Tech Stack

Our Employee Value Proposition

Join Ozow and become part of an elite force that challenges the ordinary and achieves the extraordinary. If you're driven to make an impact, embrace challenges, and seek unparalleled opportunities for growth, your journey starts here.

Compliance

As a fintech company, we prioritize data security, confidentiality, regulatory and compliance. Due to the sensitive nature of our work, we require individuals with a high level of integrity and trustworthiness to ensure adherence to financial regulations and industry standards. Given the sensitive nature of our work, all employees are expected to demonstrate professionalism, accountability, and a commitment to ethical conduct in line with financial regulations and industry standards

Ready to be exceptional? Apply now! 

Keen to know more? 

Interested in joining our rocket ship?  

To find out more about life at Ozow, head over to our Careers Page here!

Skills Required

  • 5 years+ experience in a Data Engineering or similar role
  • Strong proficiency in SQL and Python
  • 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
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The Company
Cape Town
143 Employees
Year Founded: 2014

What We Do

Ozow is the future of payment as we know it. An oh-so (or Ozow) easy, automated and ultra-secure EFT solution that helps customers pay in just a few seconds, merchants can initiate Ozow payments through a variety of payment platforms, such as SMS, eCommerce, eBilling, QR Code and instore Point-of-Sale (POS). Through Ozow’s precise and secure system (that reduces the risk of charge-backs), merchants get real-time payments with instant transaction notifications and automated bank reconciliations. As no card is required for payment, their products are also more widely available, resulting in less abandoned carts, increased sales and more happy customers. Furthermore, merchants enjoy transaction fees as low as 1,5%, with no monthly costs, setup fees, or minimum charges, enabling them to save their money. As an added bonus, merchants processing up to R1m per month can use Ozow for free in their first year, no strings attached. Ozow is committed to financial inclusion on a continent where many people are disenfranchised by a lack of payments options. Furthermore, Ozow is committed to making it affordable for smaller businesses to take their trade to a wider audience, and to ensure that if traditional payment methods are unavailable, merchants don’t suffer. To date, Ozow has processed over a billion transactions, and has processed a combined value exceeding R5 billion. Ozow is bringing commerce to a wider audience, promoting financial inclusion and innovating for our customers. Paying with us is Ozow easy, Ozow fast and Ozow trusted

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