Senior C# Developer - Market Data Technology

Griffinfire
London
3 weeks ago
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Capula Investment Management is seeking a highly skilled Senior C# Developer to join its Market Data Technology team. The team is responsible for designing, building, and maintaining the systems that handle real-time and historical market data across global fixed-income, FX, equity, and derivatives markets. The successful candidate will contribute to the development of resilient data ingestion pipelines, analytics tools, and distribution platforms that power Capula’s trading and risk management functions.

Duties and Responsibilities:

  1. Market Data Systems Development:Design, develop, and maintain real-time and historical market data systems using C#. Build and optimize data ingestion, validation, transformation, and storage solutions across both on-premise and cloud-based environments. Collaborate with infrastructure teams to ensure system scalability, reliability, and resilience under peak loads.
  2. Application Architecture & Design:Lead the design and architecture of critical components for data consumption, distribution, and analytics. Conduct design reviews, propose innovative solutions, and drive best practices in software engineering.
  3. Cross-Team Collaboration:Partner closely with quantitative analysts, traders, risk managers, and other IT teams to understand data requirements and optimize the end-to-end data lifecycle. Provide technical guidance and feedback to stakeholders.
  4. Performance & Monitoring:Implement robust monitoring, logging, and alerting solutions to ensure timely detection and resolution of issues. Conduct performance tuning and optimization of data processes to minimize latency and maximize throughput.
  5. Mentorship & Leadership:Mentor junior team members, promoting knowledge sharing and professional growth. Contribute to strategic technology roadmaps and champion the continuous improvement of development processes.
  6. Extensive Programming Experience:Minimum of 7 years of professional experience, with the majority in C# or Java, particularly in high-performance and real-time environments.
  7. Database Skills:Proficient in relational databases (e.g., SQL Server) and familiarity with other database types (e.g., Redis).
  8. DevOps & CI/CD:Understanding of modern DevOps practices, including version control (Git), build pipelines, containerization (Docker/Kubernetes), and cloud services (AWS).

Preferred Skills & Attributes:

  1. Familiarity with financial products such as interest rate products, bonds, equities, FX, or derivatives.
  2. Strong background in market data systems, including experience with real-time data feeds, normalization, storage, and distribution.
  3. Hands-on experience with message-oriented middleware (e.g., RabbitMQ) for streaming data.
  4. Basic understanding of quantitative models, time-series analysis, or pricing libraries.
  5. Strong communication, presentation, and interpersonal skills to collaborate effectively with other teams.

Education and Qualifications:

Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, or a related field.

Capula is committed to helping all employees flourish in their role through support with your professional development and exposure to challenges that you may not be offered in a larger organization.

We will provide:

  • A competitive salary and bonus scheme with annual reviews.
  • 25 days’ paid annual leave.
  • Excellent staff development and training opportunities.
  • Free breakfast, lunch, and dinner in our employee restaurant.
  • Medical insurance and other benefits.

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