Senior Developer - Systematic Trading Tools (C# / Rust)

Senior Developer – Systematic Trading Tools (C# / Rust) Senior Developer – Systematic Trading Tools (C# / Rust) 2 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Overall Purpose of the Role We are seeking a senior technology developer with strong experience in C# and either Rust or C++. This role covers the full software development lifecycle, including stakeholder engagement, requirements gathering, analysis, development, testing, deployment, and ongoing support. Overall Purpose of the Role We are seeking a senior technology developer with strong experience in C# and either Rust or C++. This role covers the full software development lifecycle, including stakeholder engagement, requirements gathering, analysis, development, testing, deployment, and ongoing support. The role includes taking ownership of an existing stand-alone backtesting system written in Rust and over time integrating it into the wider company toolset, which is primarily written in C#. You will focus on building and maintaining tools to support systematic trading, contributing across the entire strategy lifecycle—from research and backtesting to production deployment and operational readiness. The role is currently based in London, with the expectation of relocating to Singapore after approximately six months. Key Responsibilities Take ownership of existing systems and processes, ensuring their stability and effectiveness Design and implement new solutions in response to evolving requirements, maintaining close communication with traders and other stakeholders Collaborate with other developers and consultants to maintain a consistent, high-quality codebase Develop a deep understanding of the firm\’s technology infrastructure and tooling Actively contribute to the continuous improvement of development practices and system architecture Mentoring more junior members of the team, from time to time. Requirements Education and Qualifications Degree in a relevant technical or quantitative discipline Experience Significant professional experience as a C# developer Experience in a systematic trading environment is strongly preferred Prior exposure to Rust (or strong C++ experience with the willingness to learn Rust) Proven ability to communicate effectively with both technical and non-technical stakeholders Skills Strong proficiency in C# (required) Rust experience (preferred) or strong C++ background with a desire to learn Rust on the job Proficient in Python (desired) Solid understanding of relational databases (required) Familiarity with messaging systems such as RabbitMQ or Kafka (preferred) Highly motivated, pragmatic, and solutions-focused, with a \”smart and get things done\” mindset Willingness to relocate to Singapore after an initial London-based period (:6 months) Benefits Competitive salary Private medical insurance Life assurance Pension Corporate gym membership (and a complimentary wellness space in our London office) Employee restaurant with free breakfast, lunch and dinner Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Non-profit Organizations and Primary and Secondary Education Referrals increase your chances of interviewing at Capula Investment Management LLP by 2x Get notified about new Senior Software Engineer jobs in London, England, United Kingdom . 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