Middle Office Software Engineer

Durlston Partners; Greater London; On-site; GBP 100,000 - 125,000; Full time

Job summary

A new hedge fund in London is seeking a Python/C# Developer to join their innovative team. The role involves working on mission-critical systems that cover valuations, Risk/PnL, and the trading lifecycle. Ideal candidates will have 3–6 years of experience in software engineering with strong skills in Python and C#. This is an exciting opportunity to work with top engineers and solve complex problems in a fast-paced environment.

Qualifications

• 3–6 years' software engineering experience.
• Strong experience in Python and C#.
• Exposure to valuations, Risk/PnL, or trading lifecycle.

Responsibilities

• Work on mission-critical systems covering valuations, Risk/PnL, and trading lifecycle.
• Design and deliver scalable, reliable architectures.
• Balance strategic quality with tactical speed.

Skills

Python

C#

REST APIs

Containerisation

Cloud deployment

Pandas

Education

Computer Science background

Job description

Python/C# Developer – London

Join one of the most exciting new hedge funds in the market

We’re partnered exclusively with one of the most talked-about new hedge funds in the market, a high-impact, technology-first firm making serious waves in the industry. Founded by some of the sharpest minds in trading and engineering, they’re rapidly building a reputation for innovation, speed, and results. With the energy of a start-up and the resources of a top-tier institution, they’re creating cutting-edge systems and looking for exceptional developers to be part of their journey.

The role

You’ll work on mission-critical systems covering valuations, Risk/PnL, and the full trading lifecycle. Python will be your main language, but you’ll also need to read and write C# confidently. You’ll design and deliver scalable, reliable architectures while balancing strategic quality with tactical speed, and knowing when to modernise vs build around legacy code.

What you’ll bring

• 3–6 years’ software engineering experience, ideally CompSci background.
• Strong Python + C# experience.
• Exposure to either valuations, Risk/PnL, or trading lifecycle.
• Knowledge of REST APIs, containerisation, cloud deployment, and Pandas.

Why join?

Work with brilliant engineers and quants, solve complex real-world problems, and have direct impact in a hedge fund scaling at pace.

To learn more or express interest confidentially, feel free to get in touch directly.

Note: If you don't hear back within 3 days, your application was unfortunately not successful.