Lead Data Scientist - Treasury Markets Quant

Wise; Greater London; On-site; GBP 110,000 - 150,000; Full time

Job summary

Wise is a global technology company transforming how people move and manage money. We are seeking a talented quantitative developer to join our Treasury Markets Data Science team, owning production infrastructure behind FX pricing, risk, and trading systems with opportunities to expand into traditional quant work.

Your work will impact Wise's mission and millions of customers as you build real-time pricing, risk analytics, and scalable libraries used across services.

Qualifications

• 4+ years building and maintaining production Python systems.
• Strong experience with microservices, databases, and production infrastructure.
• Experience with streaming systems, real-time data pipelines, or event-driven architectures (Kafka, Flink, Redis).
• Quantitative background in maths, physics, engineering or finance; you can read a model and reason about correctness.

Responsibilities

• Python microservices that run quantitative models in production.
• Monitoring, alerting, and reliability for real-time pricing and risk systems.
• Shared quant libraries used across multiple services.
• CI/CD pipelines, deployment and operational excellence.
• Incident response and root cause analysis for production issues.

Skills

Python production systems

microservices

real-time data pipelines

quantitative background (math/physics/

Tools

Kafka

Flink

Redis

Job description

Overview

Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed.

Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.

As part of our team, you will be helping us create an entirely new network for the world\u2019s money. For everyone, everywhere.

More about our mission and what we offer.

Role

We are seeking a talented quantitative developer to join our Treasury Markets Data Science team. This role focuses on owning and operating the production infrastructure behind our FX pricing, risk, and trading systems with the opportunity to broaden the scope of work into traditional quant aspects.

Your work will have a direct impact on Wise\u2019s mission and millions of our customers.

Responsibilities

• Python microservices that run quantitative models in production
• Monitoring, alerting, and reliability for real-time pricing and risk systems
• Shared quant libraries used across multiple services
• CI/CD pipelines, deployment and operational excellence
• Incident response and root cause analysis for production issues

What you\u2019ll grow into

• Real-time curve construction (yield curves, FX forwards, vol surfaces)
• Pricing models for new instruments and products
• Trading strategy development and optimisation
• Risk modelling alongside the Risk team (VaR, stress testing, scenario analysis)
• Backtesting frameworks and model validation
• Customer behaviour modelling, pricing strategy and product launch support
• Collaborating with product teams to translate quantitative insights into customer-facing decisions

Qualifications

• 4+ years building and maintaining production Python systems
• Strong experience with microservices, databases, and production infrastructure
• Experience with streaming systems, real-time data pipelines, or event-driven architectures (Kafka, Flink, Redis, etc.)
• Quantitative background maths, physics, engineering or finance you can read a model and reason about correctness
• Experience with testing, monitoring, and debugging complex systems under load
• A product mindset you think about who uses your systems and why
• Clear communicator who can work cross-functionally with other quants, analysts, traders, product managers and engineers

Nice to have

• FX or financial markets experience
• Term structure modelling, stochastic calculus or Monte Carlo methods
• Interest rate curve bootstrapping
• Algorithmic execution experience
• Data lake or warehouse experience (Snowflake, Iceberg, Spark etc.)

We\u2019re people without borders f without judgement or prejudice, too. We want to work with the best people, no matter their background. So if you\u2019re passionate about learning new things and keen to join our mission, you\u2019ll fit right in.

Also, qualifications aren\u2019t that important to us. If you\u2019ve got great experience, and you\u2019re great at articulating your thinking, we\u2019d like to hear from you.

And because we believe that diverse teams build better products, we\u2019d especially love to hear from you if you\u2019re from an under-represented demographic

Additional Information

For everyone, everywhere. We\u2019re people building money without borders f without judgement or prejudice, too. We believe teams are strongest when they are diverse, equitable and inclusive.

We\u2019re proud to have a truly international team, and we celebrate our differences. Inclusive teams help us live our values and make sure every Wiser feels respected, empowered to contribute towards our mission and able to progress in their careers.

If you want to find out more about what it\u2019s like to work at Wise visit Wise.Jobs.

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