Data Scientist

Wesbank; Johannesburg; On-site; ZAR 400,000 - 640,000; Full time

Job summary

WesBank in Johannesburg is seeking a Data Scientist to plan, build, optimise and implement innovative quantitative analytical methodologies, procedures, products and advanced mathematical models that provide analytical support and interpret insights, to address business opportunities and implement business strategy.

You will work at the intersection of data science, consumer research, strategy and client engagement, uncovering hidden consumer trends, identifying growth opportunities and

Qualifications

• Degree in a quantitative field (Data Science, Statistics, Mathematics, Economics, Actuarial Science, Engineering).
• 2–5 years of analytics or data science experience.
• Experience with SAS, SQL, Python or R and Power BI or similar tools.

Responsibilities

• Plan, build, optimise and implement quantitative analytical methodologies and models.
• Translate complex business challenges into analytical questions and actionable insights.
• Work with large datasets and uncover hidden consumer trends.
• Present findings clearly to technical and non-technical audiences.
• Collaborate with multidisciplinary teams and engage with clients.

Skills

Analytical thinking

Problem solving

Communication

Storytelling

Curiosity

Team collaboration

Education

Degree in Data Science or quantitative field

Tools

SAS

SQL

Python

R

Power BI

Job description

## Data ScientistApply: Johannesburg: Full time: Posted Today: End Date: October 3, 2026 (9 days left to apply): R53762# **Job Description**To plan, build, optimise and implement innovative quantitative analytical methodologies, procedures, products and advanced mathematical models that provide analytical support and interpret insights, to address business opportunities and problems and implement business strategy, with minimal guidance.* **Hello Future Data Scientist** **Job Profile Summary** **Are you fascinated by understanding why consumers behave the way they do?** We are looking for a Data Scientist who is passionate about solving real business challenges through data, consumer research and behavioural analytics. In this role, you will work alongside leading South African corporates to uncover hidden consumer trends, identify growth opportunities and translate complex data into meaningful commercial insights. You will combine advanced analytics with consumer understanding to answer critical business questions: Why are customers changing their behaviour? What drives loyalty and spend? Which consumer segments represent the greatest opportunity? How can businesses make better decisions based on evidence rather than assumptions? This is a unique opportunity to work at the intersection of **data science, consumer research**, **strategy** and **client engagement**. **Are You Someone Who Can:*** Translate complex business challenges into analytical and consumer research questions* Uncover hidden behavioural patterns, motivations and trends within large consumer datasets* Combine data science techniques with commercial thinking to generate actionable insights* Develop analytical models that help clients understand consumer behaviour and market dynamics* Transform data into compelling stories that supports strategic decision-making* Engage with clients and stakeholders to deeply understand their business challenges* Explore new data sources, research methodologies and analytical techniques to answer difficult questions* Present findings clearly and confidently to both technical and non-technical audiences* Collaborate with multidisciplinary teams to solve complex business problems* Challenge conventional thinking and bring fresh perspectives to client opportunities* **You Will Be An Ideal Candidate If You Have:*** A degree in Data Science, Statistics, Mathematics, Economics, Actuarial Science, Engineering or a related quantitative field* 2 to 5 years of experience in analytics, data science, consumer insights or market research* Experience working with large and complex datasets* Experience using SAS, SQL, Python, R or similar analytical tools* Experience using Power BI or similar dashboarding and visualisation tools* Strong analytical and problem-solving skills* An interest in consumer behaviour, behavioural economics and market dynamics* The ability to connect analytical outputs to real commercial outcomes* Strong communication and storytelling skills* **You Will Have Access To:*** Some of South Africa's richest consumer spending datasets* Opportunities to work directly with major corporate clients across multiple industries* Challenging business problems that require innovative thinking* Exposure to consumer research, behavioural analytics and commercial strategy* Opportunities to innovate, learn and grow within a highly analytical team* A collaborative environment where curiosity and experimentation are encouraged* **We Can Be A Match If You Are:*** Curious and constantly asking \"why?\"* Motivated by turning data into action* Interested in data wrangling, data analysis and data visualisation using large datasets* Energised by solving business problems and not just simply producing analysis* Passionate about understanding consumer behaviour and decision-making* Comfortable navigating ambiguity and exploring unstructured questions* Obsessed with uncovering insights that others miss* Confident engaging with stakeholders and discussing business strategy* **Are you interested to take the step? We look forward to engaging with you further. Apply now!**