Hydrogen Group
Dotnet Developer
Hydrogen GroupUnited Kingdom19 hours ago
Full-timeRemote FriendlyInformation Technology

Title: Risk Platform .NET Developer (Hybrid, London)

Location: London (3 days per week onsite)

Salary: £104,000 base


Employment Type: Permanent

Hybrid: 3 days in office / 2 days remote


The Opportunity:

We are working with a Tier-1 financial institution to hire a Risk Platform .NET Developer.


This is a critical engineering role, working directly with traders and risk stakeholders, acting as a technical right-hand to senior engineers on a low-latency, performance-critical platform.


What You’ll Be Doing:

  • Building and enhancing high-performance risk platform services using C# / .NET
  • Designing efficient data structures and algorithms for real-time trading use cases
  • Integrating with REST and WCF web services
  • Writing and optimising MS SQL queries for low-latency systems
  • Working closely with trading and risk teams in a front-office environment
  • Taking ownership of delivery with a methodical, detail-driven approach


What We’re Looking For:

Essential:

  • 4–8 years’ experience as a .NET / C# developer
  • Strong knowledge of .NET, algorithms, and data structures
  • Experience integrating with REST / WCF services
  • Solid MS SQL experience with query optimisation
  • Financial services experience (investment bank, trading, risk, market data)
  • STEM degree (Engineering, Computer Science, Mathematics, Physics, etc.)
  • Comfortable working in low-latency, performance-sensitive systems
  • Willing to work 3 days per week onsite in London


Highly Valued:

  • Exposure to trading or risk platforms
  • Strong understanding of algorithmic complexity
  • Clear, structured problem-solving mindset


📩 Apply directly or contact us confidentially for more details.

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