Principal Developer

Cititec Talent Limited; London; On-site; GBP 70,000 - 100,000; Full time

Job summary

A leading company in commodity trading is seeking a Senior Risk IT Developer to innovate a cloud-native risk platform tailored for speed and scale. This role offers a unique opportunity to contribute to a greenfield project with a modern tech stack, emphasizing engineering excellence and strategic innovation.

Qualifications

• Strong engineering skills in Python, Java, and C++.
• A problem-solving mindset and the drive to build from first principles.

Responsibilities

• Help architect a next-generation, cloud-native risk platform.
• Address real-time VaR calculations with a focus on market risk.

Skills

Python

Java

C++

Job description

We're partnering with a global leader in commodity trading to find an exceptional Senior Risk IT Developer for their Risk IT team. This is a rare opportunity to help architect a next-generation, cloud-native risk platform from the ground up, with a focus on speed, scale, and precision.

Why this role stands out:

• Greenfield build. No Legacy constraints; full scope for innovation.
• Modern tech stack. Python, C++, ClickHouse, and Iceberg.
• Strategic scope. Shape how the client manages market risk across global portfolios.
• Real technical challenge. Real Time VaR, billions of rows, seconds to compute.

What you'll bring:

• Strong engineering skills in Python, Java, and C++.
• A problem-solving mindset and the drive to build from first principles.