C# Engineer - Market Data - Hedge Fund

Attribution Search; Greater London; On-site; GBP 40,000 - 70,000; Full time

Job summary

Attribution Search is looking for a C# Developer to join their Market Data Technology team. This role is pivotal in designing and maintaining market data systems supporting trading and risk functions.

The ideal candidate will have experience in C# development, strong database skills, and familiarity with modern development practices. This position offers opportunities to work in a high-performing environment with exposure to real-time data systems.

Qualifications

• 1+ years’ experience in C# software development.
• Market data experience is highly desirable.
• Understanding of modern development practices including version control (Git), CI/CD, and testing.

Responsibilities

• Design, develop, and maintain real-time and historical market data systems using C# / .NET.
• Build and optimise data ingestion, validation, transformation, and distribution pipelines.
• Implement monitoring, logging, and alerting to ensure system performance and stability.

Skills

C# software development

Database experience

Messaging systems (RabbitMQ, Kafka)

Problem-solving skills

Communication skills

Education

Degree in Computer Science, Mathematics, Engineering, or related field

Tools

SQL Server

Docker

Kubernetes

AWS

Job description

Attribution Search is partnered with a leading global hedge fund, looking to hire a C# Developer into their Market Data Technology team.

This is an exciting opportunity to join a high-performing environment, working on business-critical systems that support trading and risk functions across multiple asset classes. The team is responsible for building and maintaining real-time and historical market data platforms that underpin front-office decision making.

Responsibilities

As a member of the team, you will be responsible for designing, building, and maintaining robust market data systems, with a focus on performance, scalability, and reliability.

• Design, develop, and maintain real-time and historical market data systems using C# / .NET
• Build and optimise data ingestion, validation, transformation, and distribution pipelines
• Ensure systems are resilient and capable of handling high-throughput data under peak load
• Work closely with infrastructure teams to support scalable and reliable system architecture
• Collaborate with quants, traders, and other technology teams to support the full data lifecycle
• Implement monitoring, logging, and alerting to ensure system performance and stability
• Contribute to performance tuning and optimisation of latency-sensitive systems

Requirements

• Degree in Computer Science, Mathematics, Engineering, or a related quantitative field
• 1+ years’ experience in C# software development.
• Market data experience is highly desirable
• Strong database experience, including SQL Server or other relational databases
• Familiarity with messaging systems such as RabbitMQ or Kafka
• Understanding of modern development practices, including version control (Git), CI/CD, and testing
• Experience with containerisation and cloud platforms (Docker, Kubernetes, AWS) is beneficial
• Strong problem-solving skills and ability to work in a fast-paced environment
• Excellent communication skills and ability to collaborate across teams

Candidates with relevant experience are encouraged to apply to find out more.