Senior Software Engineer (SRE) – Low-Latency Trading

TMX Group; City Of London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Trayport seeks Senior Software Engineers to join the Joule Direct team, building a high-throughput, low-latency energy trading platform. You will collaborate with Product Managers, Testers and DevOps to deliver reliable, scalable systems and drive improvements across the stack.

You will mentor engineers, design complex features, improve observability, and work with C#, Rust and modern tooling in a cloud/on-prem environment, embracing learning and innovation.

Qualifications

• Experience with large-scale distributed systems.
• Excellent communication skills; ability to articulate technical concepts.
• Strong knowledge of C#, Rust or other popular languages.
• Able to write efficient, concurrent code.
• Understanding of distributed systems and their failure modes.
• Familiarity with version control systems.

Responsibilities

• Improve how we connect to an Exchange or Broker (eg. CME, ICE, EEX, etc).
• Implement customer facing features via SDKs and APIs
• Improve observability in hot paths
• Benchmarking code to reduce latency and improve throughput
• Mentoring and coaching junior engineers
• Design, plan and execute complex features and raise RFCs

Skills

Financial markets knowledge

Excellent communication

C# / Rust proficiency

Concurrent programming

Distributed systems understanding

Version control basics

Tools

GitHub Copilot

SQL databases

Kafka

RabbitMQ

Azure DevOps

Splunk

Grafana

Pyroscope

Prometheus

Job description

Trayport seeks Senior Software Engineers to join the Joule Direct team, building a high-throughput, low-latency energy trading platform. You will collaborate with Product Managers, Testers and DevOps to deliver reliable, scalable systems and drive improvements across the stack.

You will mentor engineers, design complex features, improve observability, and work with C#, Rust and modern tooling in a cloud/on-prem environment, embracing learning and innovation.