C# Developer - Top Market Maker - London

<p>C# Developer – Fixed Income Options</p><p><strong>London | Hybrid | Leading Options Market Maker</strong></p><p><br><br>Maximise your chances of a successful application to this job by ensuring your CV and skills are a good match.<br></p><p>A leading global options market maker is expanding its Fixed Income Trading team in London and is seeking a junior to mid-level C# Developer to join a high-impact, front-office engineering environment.</p><p><br></p><p>You’ll work directly with traders, quants, and strategy developers to build and enhance trading tools and systems that support pricing, execution, and research across fixed income options markets.</p><p><br></p><p><strong>About this role:</strong></p><ul><li>Develop and enhance high-performance C# trading applications used by front-office teams</li><li>Collaborate closely with traders and quantitative researchers to enable new trading strategies</li><li>Build scalable, low-latency systems and data pipelines handling large volumes of market data</li><li>Contribute across the full software development lifecycle, from design to production support</li><li>Continuously improve system stability, performance, and usability in a fast-moving trading environment</li></ul><p><br></p><p><strong>Qualifications:</strong></p><ul><li>1–8 years’ experience in C# / .NET development</li><li>Bachelor’s degree (or higher) in Computer Science or a closely related technical field</li><li>Strong understanding xwzovoh of software engineering fundamentals and object-oriented design</li><li>Experience building server-side or distributed systems in a production environment</li><li>Interest in financial markets, trading systems, or quantitative environments</li><li>Strong problem-solving ability, attention to detail, and willingness to learn</li></ul><p><br></p><p>This opportunity offers a highly competitive compensation package and hybrid working model.</p>