GR8_TECH in Spain is seeking a Senior Quantitative Analyst to own pricing models for sportsbook markets, calibrate models, and shape a data-driven pricing edge. You’ll build pre-match and in-play models and derive market trees with coherent probabilities. You’ll lead risk management, backtest strategies, and collaborate with Engineering to deploy low-latency services. 5+ years’ experience, English at B2+ required, remote-first culture.