Overview

A leading global financial institution is seeking a

Python Developer (Contract)

to join its Commodities Technology team. This group supports a fast-growing Commodities Index business that spans Oil, Gas, Power, Agriculture, and Metals, providing advanced analytics and tools for structuring and trading. You will play a key role in designing and delivering a new

index back-testing platform , working closely with structurers and front office stakeholders. The position offers direct business interaction, exposure to real-world trading problems, and the opportunity to build robust, high-performance solutions in a dynamic environment.Responsibilities

Develop and enhance

Python-based models

for:Historical index back-testingDaily pricing and index level generationWeighting and rebalancing logicBasket decomposition and attribution analytics

Design and deploy

scalable APIs

(Flask / FastAPI) for internal and external tools.Partner with business users to gather requirements and iterate quickly on solutions.Implement

testing frameworks, version control, and data validation

processes.Integrate with market data, storage systems, and reporting platforms.Required Skills

5+ years''

Python development

experience, ideally within trading, risk, or financial services.Strong background with

Pandas, NumPy, and data science libraries .Hands-on experience with

Flask or FastAPI

for API development.Proficiency in

time-series data manipulation

and back-testing methods.Experience working with

large datasets

and

real-time data pipelines .Strong performance optimisation and debugging skills.Confident communicator with the ability to liaise directly with business stakeholders.Desirable Skills

Experience in

commodities indices, structured products, or index engineering .Knowledge of

market data feeds

(Bloomberg, Refinitiv, etc).Familiarity with

containerisation (Docker)

and

cloud platforms

(AWS/GCP).Database experience (SQL/NoSQL) and use of modern data formats (Parquet, HDF5).Contract:

Initial term with possible extensionDay Rate:

Competitive, depending on experienceMcGregor Boyall is an equal opportunity employer and does not discriminate on any grounds.

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