Quantitative Developer (232979-1)

Quantitative Engineer - Exotic Derivatives (Contract)Location: London, UK (Hybrid/On-site)Engagement: Contract (Inside IR35)Duration: 12 monthsRate: £750-£800 per day (via an umbrella company)About the RoleWe are seeking a Distinguished Quantitative Engineer for a high-impact, senior individual-contributor contract role based in London. This is a position for a seasoned professional with 15+ years of demonstrable experience independently designing, implementing, and delivering production-grade pricing and risk models for complex exotic derivatives across Equity, Rates, FX, and Commodities.We require deep, hands-on ownership. You will be responsible for everything from mathematical formulation and numerical implementation to performance optimisation and direct contribution to live analytics and trading systems.What You Will DoEnd-to-End Model Ownership: Independently design, implement, and validate pricing and risk models for complex and exotic OTC derivatives (from math formulation to production rollout).Core Library Evolution: Build and evolve core analytics libraries used for valuation, sensitivities, scenarios, and XVA.Advanced Numerical Implementation: Implement advanced numerical techniques including Monte Carlo methods (with variance reduction), Tree/lattice methods, PDE approaches, and curve construction (bootstrapping/interpolation).High-Performance Engineering: Deliver low-latency, high-performance implementations optimised for large books and intraday risk.Codebase ..... full job details .....