Senior C# / React Developer – Energy Trading – London

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Working for a major energy trader (Oil, Power, Gas, Renewables) we are recruiting a Senior C# / React Developer with a background in financial services / trading systems / trading tools.


The Role


As a member of a skilled global team of software engineers, you will play a role in developing new trading tool / solutions. The customers are Traders, Analysts, Researchers and Data Scientists.


Essential Skills:


  • 3 -5 years of experience working with C# and related .NET technologies
  • Experience with RDBMS and SQL (Oracle, SQL Server, PostgreSQL)
  • 2 – 3 years commercial experience with React
  • Experience working in an agile scrum development model
  • University degree (Bachelor or Master) in Computer Science or Maths


Desirable Skills:


  • Experience in GraphQL or gRPC
  • Experience in Reactive Extensions (RX)
  • Previous experience in the commodities or finance industry (hedge fund, investment banking, private banking, fintech)
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Company: Options Group
Apply for the Senior C# / React Developer – Energy Trading – London
Location: London
Job Description:

Working for a major energy trader (Oil, Power, Gas, Renewables) we are recruiting a Senior C# / React Developer with a background in financial services / trading systems / trading tools.

The Role

As a member of a skilled global team of software engineers, you will play a role in developing new trading tool / solutions. The customers are Traders, Analysts, Researchers and Data Scientists.

Essential Skills:

  • 3 -5 years of experience working with C# and related .NET technologies
  • Experience with RDBMS and SQL (Oracle, SQL Server, PostgreSQL)
  • 2 – 3 years commercial experience with React
  • Experience working in an agile scrum development model
  • University degree (Bachelor or Master) in Computer Science or Maths

Desirable Skills:

  • Experience in GraphQL or gRPC
  • Experience in Reactive Extensions (RX)
  • Previous experience in the commodities or finance industry (hedge fund, investment banking, private banking, fintech)

Posted: May 17th, 2026