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Principal Software Engineer for Collateral and Derivatives

Warsaw🌐 Remote💼 Full-time🗓 2026-07-13 → 2026-07-31

Core

Design, implement, and maintain enterprise-grade front-end and back-end features for Collateral and Derivatives products in a global FinTech company.

Role type

Senior Full-Stack Software Engineer (.NET/C# and Angular)

Builds

Enterprise investment management and financial institution products

Domain

FinTech / Collateral Management / Derivatives

Deliverable

production ML models | product features

Required skills

C#, Angular, .NET, SQL, CI/CD, Azure, Test Automation, Software Architecture, Domain-Driven Design, XP practices

Preferred skills

APL, Cloud/On-Prem infrastructure, Mentorship

Technologies

C#, Angular, .NET, SQL, Git, TeamCity, Azure DevOps, Microsoft Azure

Responsibilities

Design and implement new features across front-end and back-end; Take technical ownership of feature delivery; Drive automation-first approach for E2E, API, and Integration tests; Perform manual exploratory testing; Collaborate with Product Owners and Technical Leads; Contribute to architectural discussions; Mentor less experienced engineers; Drive improvements in CI/CD pipelines and development tools

Seniority

Senior, hands-on IC with mentorship responsibilities

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