## Linear Rates Quant (Associate Level)Applylocations: Boadilla del Montetime type: Full timeposted on: Posted Todayjob requisition id: Req1588282Linear Rates Quant (Associate Level)Country: Spain

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IT STARTS HERE
Santander ( ) is evolving from
a integral, high-impact brand
into a
technology-driven organization
, and our people are at the heart of this journey.
Together
, we are driving a
customer-centric transformation
that values bold
thinking, innovation
, and the
courage to challenge
what’s possible.This is more than a strategic shift.
It’s a chance for
driven professionals
to grow, learn, and make a real difference
.Our mission is to contribute to help more
people and businesses prosper
.

We embrace a strong risk culture and all our professionals at all levels are expected to take a proactive and responsible approach toward risk management.
Santander Corporate & Investment Banking (Santander CIB)
is Santander's global division that supports some of the world's most complex and sophisticated corporate and institutional clients, offering customized services and value-added wholesale products to best meet their needs.
THE DIFFERENCE YOU MAKE
Santander CIB
is looking for a
Linear Rates Quant (Associate Leve
l) based out of
Madrid.
The Front Office Quant area is in charge of the development of the pricing and risk models, as well as the pricing tools for Sales and trading teams.

As part of the “Linear Rates & Inflation Products Quants” team,



the focus of this position will be on the development of the pricing libraries for Linear Rates models as well as the curves library.We are looking for a talented and motivated Inflation Quantitative Analyst to join our Quantitative Products team.

The successful candidate will focus on the development, implementation, and maintenance of pricing analytics and curve construction frameworks for Linear products, with a particular emphasis on Bonds pricing.

This is a high-impact role working at the intersection of research, technology, and trading.We’re
shaping the way we work
through innovation, cutting-edge technology, collaboration and the freedom to explore new ideas.

To succeed in this role, you will be responsible for:
* Develop, implement, and maintain pricing analytics for Linear Rates and Inflation products, with a focus on swaps and bonds.
* Contribute to the build-out of the new linear quant library in Rust and its Python APIs for front-office usage.
* Maintain and enhance legacy C++ pricing components, and support migration/interoperability between C++ and Rust libraries.
* Design and improve curve construction frameworks used in pricing and risk.
* Partner closely with Trading, Sales, Structuring, and Technology to deliver robust, production-ready analytics and tools.
* Investigate pricing/risk discrepancies, perform root-cause analysis, and deliver high-quality fixes under business timelines.




* Support model governance through testing, documentation, and validation-oriented deliverables.
WHAT YOU’LL BRING
Our people are our greatest strength.

Every individual contributes unique perspectives that make us stronger as a team and as an organization.

We’re
enabling teams to go beyond
by valuing who they are and empowering what they bring.The following requirements represent the knowledge, skills, and abilities essential for success in this role.

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Professional Experience
* 2–5 years of relevant experience in Front Office Quant, Quant Developer, or Financial Engineering roles in Rates and/or Inflation.

(Required)
* Hands-on experience delivering pricing analytics and/or curve construction for linear fixed-income products (e.g., swaps, bonds) in production environments.

(Required)
* Experience modernizing quant libraries (e.g., introducing new libraries/APIs while supporting legacy codebases) in collaboration with trading and technology teams.

(Preferred)
Education
* Master’s degree in a quantitative discipline such as Quantitative Finance, Financial Engineering, Mathematics, Physics, Statistics, or Computer Science.

(Required)
* PhD in a quantitative field and/or relevant industry certifications (e.g., CQF, FRM) (Preferred)
Languages
* English (Required)
* Spanish (Preferred)
Hard Skills
* Strong software engineering skills in Rust and Python (including API design/integration), plus solid C++ knowledge to support and evolve legacy quant libraries (Required)
* Strong understand

📌 Linear Rates Quant (Madrid)
🏢 Banco Santander
📍 Madrid