DeARX

Senior Data Engineer – Python | SQL | AWS | Data Platforms

South Africa full-time Senior Salary not listed
full-time Senior level Technology & IT Curated
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About the role

Are you a hands-on Data Engineer passionate about building scalable data platforms and engineering solutions?
Our client in the banking sector is looking for experienced Senior Data Engineers to join a growing technical environment, developing and enhancing modern cloud-based data platforms.
This is a hands-on engineering opportunity where you will be actively involved in writing code, building data pipelines, developing complex ETL/ELT processes and delivering scalable data solutions that support critical business and banking operations.
What you'll be doing

Design, develop and optimise scalable data pipelines and cloud-based data platforms.

Build complex ETL/ELT processes using advanced Python and SQL.

Develop, implement and maintain data engineering solutions on AWS.

Build and manage data integration, ingestion and processing frameworks.

Work with large datasets and distributed data processing technologies.

Contribute to CI/CD pipelines, automation and deployment processes.

Implement data quality, monitoring and performance optimisation practices.

Collaborate with architects, developers and other technical stakeholders to deliver robust data solutions.

What we're looking for

Proven experience in a hands-on Data Engineering role.

Strong practical Python development skills – actively writing and maintaining production code.

Advanced SQL skills, including complex queries and data transformations.

Practical experience building and managing data pipelines.

Hands-on experience with AWS cloud data technologies.

Experience with ETL/ELT processes and modern data platforms.

Understanding of CI/CD, automation and software development lifecycle practices.

Experience working with large-scale data environments and distributed processing.

Advantageous experience

Exposure to Apache Kafka.

Experience with Docker and Kubernetes.

Experience within banking or financial services environments.

Exposure to Salesforce Data Cloud (particularly for senior-level candidates).

Ready for your next opportunity?
If you are a hands-on Data Engineer with strong Python, SQL and AWS experience and enjoy building modern data platforms, we'd love to hear from you!
Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Senior
Technology & IT API integration CRM MySQL Python SQL Senior level

Likely questions

  1. Tell us about work you have done that is close to the Senior Data Engineer – Python | SQL | AWS | Data Platforms role.
  2. How would you approach your first 30 days at DeARX?
  3. Which of API integration, CRM and MySQL have you used recently, and what did it help you achieve?
  4. How have you led people, improved a process, or made a hard decision in a previous role?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with API integration, CRM and MySQL.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Data Engineer – Python | SQL | AWS | Data Platforms role because I can bring practical experience in API integration, CRM and MySQL, learn the team quickly, and contribute to the outcomes DeARX needs from this hire.

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