Sandton: Senior Python Developer posted by The Focus Group

January 14, 2026 Jobs in Gauteng

The Focus Group

Gauteng

Other Finance/Accounting

Job Description

Company Summary

A leading JSE-listed financial services company is expanding its Group Data Science Team, a world-class division that partners across digital, clinical, wellness, and behavioural domains. The team collaborates globally and leverages modern big-data platforms to build scalable, future-focused solutions that drive innovation across the organisation. The AI Enablement team is the engineering engine that transforms cutting-edge data science into tangible value for our members and business. We bridge experimental AI and robust, enterprise-scale production systems, enabling scalable, reliable, and efficient AI solutions.

Role Summary

The Senior Python Developer plays a critical role in the AI Enablement function, building and maintaining production-grade Python systems, managing ML pipelines, and ensuring enterprise-scale deployment of AI/ML models. You will contribute to technical standards, support team members, and help turn advanced AI into dependable business value.

Requirements

Essential:

5+ years experience in Python development
Strong grounding in software engineering principles (SOLID, unit testing, CI/CD, Git)
Experience with ML engineering/MLOps tooling (MLflow, Kubeflow, etc.)
Cloud platform experience (AWS, Azure, or GCP)
Experience designing and maintaining ELT/ETL pipelines in distributed compute environments (Spark, Ray or similar)
Ability to contribute to technical design, code reviews, and engineering best practices

Advantageous:

Experience with Vertex AI, BigQuery, Cloud Composer
Exposure to large-scale data ecosystems and distributed systems
Experience mentoring junior engineers or data scientists

Responsibilities

Build, optimize, and maintain high-performance Python systems for AI/ML delivery
Participate in code reviews and contribute to engineering standards
Design and manage ELT/ETL pipelines in large-scale MPP environments
Support the full ML lifecycle: deployment, monitoring, and optimisation
Implement automated monitoring, alerting, and model observability
Provide guidance to junior developers and data scientists
Collaborate with stakeholders to translate business needs into robust technical solutions

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About Other Finance/Accounting Jobs in Gauteng

The finance and accounting sector is a significant contributor to the economy of Gauteng, South Africa, providing numerous opportunities for professionals looking to advance their careers. With major financial institutions, banks, and multinational corporations based in the province, there is a high demand for skilled finance and accounting professionals.

Salary ranges in Gauteng are generally in line with national averages, but can vary depending on factors such as industry, company size, and level of experience. According to recent job postings, average salary ranges for finance and accounting positions in Gauteng include:

R250 000 – R350 000 per annum for junior finance professionals
R400 000 – R600 000 per annum for experienced accountants
R700 000 – R1 200 000 per annum for senior finance managers

Key skills required for success in the finance and accounting sector in Gauteng include:

Financial planning and analysis
Accounting standards and compliance (e.g. IFRS)
Data analytics and reporting
Communication and interpersonal skills
Budgeting and forecasting
Risk management
Business acumen and strategic thinking

Major employers in the finance and accounting sector in Gauteng include:

Standard Bank, one of South Africa’s largest banks, with its headquarters located in Sandton, Johannesburg.
Multinational corporations such as IBM, which has a significant presence in the province, and Unilever, a leading consumer goods company.
The Johannesburg Stock Exchange (JSE), which is also based in the province and provides opportunities for finance professionals to work in investment banking and stockbroking.

Career growth opportunities are available in the finance and accounting sector in Gauteng, with many companies investing in training and development programs to support their employees’ career progression. Senior finance managers can move into executive roles, while experienced accountants can take on leadership positions or start their own businesses. Additionally, the JSE offers a range of training programs and certifications for finance professionals, such as the Certified Financial Analyst (CFA) program.

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Overall, the finance and accounting sector in Gauteng presents numerous opportunities for career advancement and professional growth, with a high demand for skilled professionals and competitive salary ranges.

This information provides general career guidance. Actual salaries and requirements vary by employer.

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