Lead C# Engineer — Drive the Core Trading Platform

Mondrian Alpha; England; On-site; GBP 340,000 - 400,000; Full time

Job summary

A global multi-asset investment firm in London is seeking a Lead C# Engineer to join their Core Development team. This role will design and implement systems that support the trading lifecycle across asset classes. The ideal candidate will have 5-10 years of experience with Order Management Systems, strong proficiency in C# or Python, and familiarity with AWS. You will work closely with investment professionals in a collaborative environment that values innovation and continuous improvement, offering competitive compensation and professional growth opportunities.

Benefits

Competitive compensation

World-class resources

Long-term professional growth opportunities

Qualifications

• 5–10 years of experience developing and supporting Order Management and Execution Management Systems.
• Strong proficiency in C# or Python, with advanced SQL and database design expertise.
• Hands-on experience with AWS, Snowflake, and modern software architecture.

Responsibilities

• Design, build, and maintain trade flow and operations systems supporting multiple asset classes.
• Collaborate closely with traders and operations teams for user-centric applications.
• Contribute to the modernization of legacy systems by migrating infrastructure to AWS.

Skills

C#

Python

SQL

AWS

React

Angular

Agile methodology

Tools

AWS

Snowflake

PowerBI

Job description

A global multi-asset investment firm in London is seeking a Lead C# Engineer to join their Core Development team. This role will design and implement systems that support the trading lifecycle across asset classes. The ideal candidate will have 5-10 years of experience with Order Management Systems, strong proficiency in C# or Python, and familiarity with AWS. You will work closely with investment professionals in a collaborative environment that values innovation and continuous improvement, offering competitive compensation and professional growth opportunities.