Overview

Join Santander CIB as a Linear Rates Quant Associate, centered on pricing analytics for linear rates and inflation products. You will help build and maintain pricing libraries and curve construction frameworks, collaborating with Trading, Sales, Structuring and Technology. The role blends research, software development, and production support in a fast-paced front-office setting.

You'll work at the intersection of technology and markets, shaping pricing tools used by traders. This is a high-impact opportunity to advance risk-aware analytics in a integral team.

Compensaciones / Beneficios hybrid work model global learning platform (SantanderOpen Academy)

competitive rewards and performance-based bonuses

BeHealthy wellness program childcare support

Santander Contigo advisory services

Responsabilidades Develop, implement, and maintain pricing analytics for linear rates and inflation products (swaps and bonds)

Contribute to building a new linear quant library in Rust and Python APIs for front-office use

Maintain and evolve legacy C++ pricing components and enable migration to Rust

Design and improve curve construction frameworks used in pricing and risk

Collaborate with Trading, Sales, Structuring, and Technology to deliver production-ready analytics

Investigate pricing/risk discrepancies and deliver high-quality fixes within timelines

Support model governance via testing, documentation,



and validation deliverables

Requisitos principales 2–5 years of Front Office Quant, Quant Developer, or Financial Engineering experience in Rates/Inflation

Hands-on experience delivering pricing analytics and curve construction for linear fixed-income products in production environments

Master's degree in a quantitative discipline (e.g., Quantitative Finance, Financial Engineering, Mathematics, Physics, Statistics, or Computer Science)

English required; Spanish preferred

Strong software engineering skills in Rust and Python (API design/integration) and solid C++ knowledge

Solid understanding of fixed-income methods: curve bootstrapping/construction, discounting/forwarding, pricing/risk of linear rates and inflation products

Experience with performance optimization, numerical robustness, testing, and production support of front-office analytics

Excellent communication to explain quantitative topics to traders, quants, and engineers

Strong collaboration and team-oriented approach across Front Office, Risk, and Technology

High ownership, attention to detail, and ability to prioritize in a fast-paced environment

Rust and Python development (including API design)

C++ knowledge for legacy libraries

Fixed-income quantitative methods: curve construction, discounting, pricing/risk for linear rates/inflation

📌 Linear Rates Quant (Associate Level) (Madrid)
🏢 Grupo Santander
📍 Madrid