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Hays

Senior .NET Engineer

Hays
Australia · Full-time · Mid-Senior

Senior .NET Engineer – Low Latency Trading


Sydney CBD

Hybrid


Your new company

A leading trading technology organisation based in Sydney CBD, operating in a high-performance environment with a strong engineering culture. You’ll join a team focused on speed, precision and large-scale transaction systems.


Your new role

You will design, develop and optimise ultra low-latency trading platforms using .NET. You’ll work on real-time market connectivity, scalability and transaction throughput across high-frequency trading environments.


What you'll need to succeed

  • Proven experience in C#/.NET 6/7/8 in trading or capital markets
  • Strong background in low-latency / high-frequency trading systems
  • Expertise in multi-threading, asynchronous programming, and performance tuning
  • Experience working with in-memory data / distributed caching
  • Exposure to real-time messaging protocols (e.g. gRPC, Kafka, Redis)
  • Familiarity with Azure or AWS for high-performance compute


What you'll get in return

  • High-impact work on mission-critical trading systems
  • Competitive salary + bonus structure
  • Modern tech stack, close-knit engineering team, CBD location
  • Hybrid working model


What you need to do now

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV to [email protected] or call me on 0282269769.

If this job isn’t quite right for you but you are looking for a new position, please contact us for a confidential discussion on your career.

Key Skills

Ranked by relevance

kafka grpc aws
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Posted
Oct 20, 2025
Type
Full-time
Level
Mid-Senior
Location
Sydney
Company
Hays

Industries

Financial Services

Categories

Information Technology

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