Software Developer (C# WPF)

Confidential

London, England, United Kingdom permanent

Posted: January 30, 2026

Job Description

About Us

FlexTrade Systems is a provider of customized multi-asset execution and order management trading solutions for buy- and sell-side financial institutions. Through deep client partnerships with some of the world's largest, most complex and demanding capital markets firms, we develop the flexible tools, technology and innovation that deliver our clients a competitive edge. Our globally distributed engineering teams focus on adaptable technology and open architecture to develop highly sophisticated trading solutions that can automate and scale with your business strategies.

At FlexTrade, we hold our values close to heart, with pride and gratitude, as they guide us in everything that we do. We are dedicated to giving our clients a competitive edge, taking ownership of our responsibilities, being flexible to adapt to ever changing environment and technology, bringing integrity to ever interaction and we continue to improve, grow together and collaborate as one team. All of these while having Fun truly makes FlexTrade a wonderful place to work.

The Role
FlexTrade is looking for a Front-End-C# WPF, MVVM developer. We design, develop and maintain the most powerful trading tools on the market. Our target users are institutional traders in all asset classes and their front end experience is critical to their market access.

Responsibilities

• Work collaboratively on multiple teams to develop concepts, prototypes and front end production code.

• Produce high quality, production-ready code working with other team members as a C# developer.

• Understand and use existing styles and design patterns as well as develop new, extensible controls including maintaining multiple Style Dictionaries and themes.

• Design and develop new components using current best practices blending code and design.

• Create interactive prototypes to proof and test new interactions, visuals, and animations.

• Iterate on prototype and product quality by testing for and fixing issues.

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