Senior Haskell Developer

Project Overview

Our client operates within the Financial Markets (FM) domain, delivering comprehensive risk management, financing, and investment solutions. FM's operations include issuance, product structuring, sales, trading, and research across a wide spectrum of asset classes — fixed income, FX, commodities, equities, and capital markets.

You will join the Modelling & Analytics Group (MAG), responsible for designing and implementing real-time pricing models, risk models, and the core infrastructure that supports pricing, market data, intraday risk reporting, and portfolio analytics. The MAG team in Poland is in the early stages of growth, offering a unique opportunity to influence its direction from the ground up.

Key Responsibilities

• Design, develop, and maintain functionalities of the bank’s internal pricing platform

• Collaborate closely with the Core team and benefit from access to expert mentoring

• Work primarily in Haskell and its internal dialect Mu

• Partner directly with traders and quantitative development teams

• Contribute to a culture of innovation, continuous improvement, and technical excellence

Requirements

• Minimum 8 years of professional experience in software development

• Advanced functional programming skills, ideally in Haskell

• Strong computer science foundation: algorithms, data structures, concurrency/parallelism, computational complexity

• High level of autonomy and ability to drive technical initiatives independently

• Excellent communication skills and ability to collaborate with cross-functional teams

• Proven experience in technical project leadership

• Solid mathematical background is a strong plus

Working Environment & Tools

• Operating systems: Windows, Linux

• Version control: Git

• Collaboration and documentation: Atlassian Suite (Jira, Confluence, Bitbucket)

• Daily work involves architectural design, stakeholder communication, and task ownership

• No prior financial industry experience required

Team Mission and Strategy

• Build revenue-generating software for the bank

• Translate front office needs into scalable technology solutions

• Develop robust risk modelling capabilities

• Deliver efficient, high-performance systems for quantitative analytics

Internal Stakeholders

• Financial Markets Trading Desks

• FM Structuring Teams

• Modelling & Analytics Group (MAG)

• Electronic Market Solutions

• SABRE IT

Recruitment Process

1. Interview with the Hiring Manager (technical + team fit)

2. Technical Interview

3. Technical Interview

4. Technical Interview

5. Soft Skills & Competency Interview