122 Python developer Jobs and Work

Data Engineer
iOCO —Johannesburg, Gauteng
14h
Internal Systems Engineer (Applied AI)
Impact.com —Cape Town, Western Cape
- Remote
12h

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Data Engineer

iOCO -
Johannesburg, Gauteng

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Job Details

14 hours ago

Full Job Description

We are seeking a skilled Data Engineer to support the design, development, and maintenance of scalable data solutions within a banking environment.

The role will focus on building reliable data pipelines, integrating data from multiple sources, supporting analytics and reporting, and ensuring data is accurate, secure, and available for business decision-making.

What you'll do:

Design, build, test, and maintain data pipelines and ETL/ELT processes.
Extract, transform, and load data from multiple source systems.
Work with data scientists, analysts, BI developers, architects, and business stakeholders.
Develop and optimise SQL queries, stored procedures, and data transformation logic.
Support data integration between operational systems, data warehouses, lakes, and reporting platforms.
Build and maintain data models to support analytics, reporting, and downstream consumption.
Monitor data pipelines for failures, performance issues, and data quality concerns.
Troubleshoot and resolve data-related production issues.
Support data governance, security, access control, and compliance requirements.
Document data flows, data definitions, technical designs, and support procedures.
Contribute to automation, performance optimisation, and continuous improvement of the data platform.
Support data analysis requirements to enable business insights and decision-making.

Your Expertise:

3+ years’ experience as a Data Engineer, BI Data Engineer, ETL Developer, Data Warehouse Developer, or similar.
Strong hands-on experience with SQL.
Experience building and maintaining ETL/ELT pipelines.
Experience working with large datasets and multiple source systems.
Experience with data warehousing, data lakes, or lakehouse environments.
Experience with tools such as Azure Data Factory, Databricks, Synapse, Microsoft Fabric, AWS Glue, Redshift, BigQuery, Snowflake, or similar would be advantageous.
Experience with Python, PySpark, Spark, Scala, or similar would be beneficial.
Understanding of data modelling, dimensional modelling, and data transformation principles.
Experience with data analysis, data exploration, and supporting analytical use cases.
Experience with data quality checks, reconciliation, and pipeline monitoring.
Banking, fintech, payments, risk, fraud, customer analytics, or financial services experience would be advantageous.

Technical Skills

SQL / T-SQL
Data Analysis
ETL / ELT
Data pipelines
Data warehousing
Data lakes / lakehouse
Data modelling
Python / PySpark
Spark / Databricks
Azure Data Factory
Azure Synapse
Microsoft Fabric
Snowflake
BigQuery / Redshift
APIs / file ingestion
Git / CI/CD
Data quality
Data governance
Power BI integration

Other information applicable to the opportunity:

Contract position
Location: Johannesburg (Hybrid)

Why work for us?

Want to work for an organization that solves complex real-world problems with innovative software solutions? At iOCO, we believe anything is possible with modern technology, software, and development expertise. We are continuously pushing the boundaries of innovative solutions across multiple industries using an array of technologies.?

You will be part of a consultancy, working with some of the most knowledgeable minds in the industry on interesting solutions across different business domains.?

Our culture of continuous learning will ensure that you will have all the opportunities, tools, and support to hone and grow your craft.?

By joining IOCO you will have an open invitation to developer inspiring forums. A place where you will be able to connect and learn from and with your peers by sharing ideas, experiences, practices, and solutions.?

iOCO is an equal opportunity employer with an obligation to achieve its own unique EE objectives in the context of Employment Equity targets. Therefore, our employment strategy gives primary preference to previously disadvantaged individuals or groups.

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