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London Contract Posted by: Lorien Posted: 1/27/2026 6:06:44 AM
 
 
Applicants must be eligible to work in the specified location

.Net Developer (E-Trading & Front Office)
12 Month Contract
Location: London (Hybrid)

Lorien's UK leading Investment banking client are currently looking for a highly skilled .NET Developer to join the team on an initial 6-month contract.

Required Skills and Qualifications

  • Strong core experience working with .NET Core
  • Familiarity with SQL database technologies, preferably Oracle/SQL Server
  • Must have experience with multi-threading programming
  • Experience with asynchronous and event driven programming
  • Experience developing Real Time applications
  • Familiar with building distributed systems
  • Knowledge of networks and topologies
  • Firm grounding of common algorithms
  • Excellent oral and written communication skills
  • Proactive team player with a "can-do" attitude
  • Excellent analytical problem solver
  • Attention to detail and thoroughness a must
  • Ability to design and implement unit tests and integrate into automated build process
  • End-to-end ownership - ensure the code that you write is carried through to production

Desired Skills/Experience

  • Experience of working with .NET 5/.NET Core
  • Experience of .NET stack AI technologies (ML.NET, NLP etc.)
  • Experience of working with Rx (Reactive Extensions)
  • Experience of working with Python
  • Experience of working with HTML5 and JS
  • A working knowledge of Fixed Income instruments
  • A working knowledge of eTrading workflows such as RFQ's and IOI's
  • A working knowledge of Sales workflows and applications
  • A working knowledge of ION
  • Experience working in a Front Office team

If you find this opportunity intriguing and aligning with your skill set, we welcome the submission of your CV without delay.

Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.

London, UK
IT
6 months
Lorien
Nicholas Marshall
JS-BBBH167529
1/27/2026 6:06:44 AM
About Lorien

Lorien is a tech, transformation and telecom recruitment specialist. We combine tech expertise with the scope, depth and breadth of large-scale talent solutions, covering all sectors, sizes and needs.


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