Posted 06 August, 2026
C# FX Developer
Lorien
London, ENG, GB
Full Time
Job Description
C# FX Options Pricing Developer
\n6 Month Contract | London (Hybrid) | Umbrella Engagement
\nWe are seeking an experienced FX Options Pricing Developer to join a front office technology team supporting a global FX trading business. This is a hands-on development role focused on the enhancement, maintenance and support of critical FX options pricing and trading systems used by front office stakeholders.
\nThis opportunity will suit a strong developer with a background in FX Options, who enjoys working directly with traders, quants and business users in a fast-paced trading environment.
Responsibilities\n- \n
- Develop, enhance and support front office FX options pricing and trading applications \n
- Deliver functional enhancements and technical improvements across the platform \n
- Collaborate closely with traders, sales teams, quants and technology stakeholders \n
- Analyse business requirements and translate them into robust technical solutions \n
- Investigate and resolve production issues in a timely manner \n
- Ensure solutions are designed for high performance, scalability and reliability \n
- Contribute to software design, development, testing and release activities \n
- Take ownership of deliveries while working within a global technology team \n
- \n
- Strong commercial development experience with C# and C++ \n
- Proven experience working within Front Office FX Options technology environments \n
- Experience developing pricing, risk or trading applications \n
- Strong knowledge of WinForms and/or WPF \n
- Experience supporting business-critical trading systems \n
- Ability to engage confidently with both technical and non-technical stakeholders \n
- Excellent analytical, problem-solving and communication skills \n
- Degree in Computer Science, Mathematics, Engineering or a related discipline \n
- \n
- .NET Core \n
- ASP.NET \n
- React \n
- TypeScript \n
- Kafka \n
- \n
- Strong ownership mentality and delivery focus \n
- Able to work effectively in a fast-paced front office environment \n
- Collaborative team player with excellent stakeholder management skills \n
- Positive, resilient and results-oriented approach \n
Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.
