Senior C#/C Engineer- London/Hybrid- up to £100k.

  • .NET
  • permanent
  • London

Senior C#/C Engineer- London/Hybrid- up to £100k plus bonus and benefits

Our client a leading financial services client that focuses predominantly on commodities and the forex market are looking for a Senior C#/C Engineer to join their team to sit in their Retail division to work on a portfolio of 40,000 real time products that can be traded.

Tech Stack:

  • Low latency back end with components written in C , C# and Java (feed handlers from Bpupe, Refinitiv, RFA, FIX, Websocket etc.) to capture real time data from external venues
  • Front end GUI is a mixture of WPF and Web clients, The displays are high performance and there is a distribution layer to provide scalability.
  • Messaging- TREP, AMQ, ZeroMQ, GRPC and various encoding including protobuf
  • Frameworks and tools such as Akka, Influx
  • Operating systems are Linux and Windows
  • The successful candidate will be developing full stack software to run on Windows and Linux. They will be using either C or C# to develop low latency pricing applications using their understanding of hardware concepts like NUMA, L1 cache, TCP offload, PTP time synchronisation and their understanding of lockless threading.


  • Perform detailed requirement, design and code reviews
  • Collaborate with and communicate effectively with all stakeholders setting expectations accurately
  • Understand business requirements and design, develop and test effective solutions
  • Understand and employ required development guidelines, design standards and best practices
  • Assess, manage, and communicate risk involved in new functionality and releases
  • Communicate features and impact of releases with all stakeholders
  • Ensure software releases support continuous build and automated deployment
  • Provide prompt and knowledgeable assistance to business continuity and platform operations whenever requested.
  • Work to identify risks and enhance control across the business.
  • Provide On-call production support as required

In return the successful Senior C#/C Engineer will be offered a really competitive package (up to £100k salary), 17.5% bonus, matched pension up to 10%, 30% Share options, private medical and work with a brand that are genuinely looking to grow this team substantially in the coming years.

If this interesting, then please click apply now!

Senior C#/C Engineer- London/Hybrid- up to £100k plus bonus and benefits