Data Scientist (Contract)

Recruiter:

Pillango Placements

Job Ref:

PTA003376/CB

Date posted:

Thursday, June 19, 2025

Location:

Johannesburg, South Africa

Salary:

Hourly

SUMMARY:
Join a high-performance team in Sandton as a Specialist Data Scientist on a contract. This role focuses on developing and optimising market-making models for equities and derivatives within a fast-paced trading environment.

POSITION INFO:
Key Responsibilities:

Develop and enhance market-making models using high-frequency trading data
Conduct back testing and research to improve model accuracy
Apply machine learning techniques (e.g., LSTMs, CNNs) to predict short-term price movements
Integrate models into production environments in collaboration with cross-functional teams
Work with AWS infrastructure (S3, Sage Maker) and large datasets
Generate and analyse time-based and volume-based data samples
Contribute to the creation and optimisation of trading algorithms

Minimum Requirements:

5–7 years' experience in data analytics, machine learning, and quantitative analysis
Strong knowledge of global markets, equities, and trading systems
Proficiency in Python, SQL, AWS, and data visualisation tools
Practical experience with market microstructure and high-frequency data techniques
Exposure to hedge fund environments (minimum 2 years)
Hands-on experience with machine learning in financial systems

This contract offers up to R750 per hour. Note that it is the client's prerogative, regardless of advertised package, to offer a market related salary considering the candidate's qualifications, skills, and level of experience.)

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