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Senior Software Engineer

Warsaw🌐 Remote💼 Full-time💰 $179–$179🗓 2026-05-19 → 2026-07-31

Core

Design, implement, test, and maintain backend functionality for business-critical investment operations used by clients.

Role type

Senior Software Engineer (Backend)

Builds

Backend solutions, component design, and platform modernization for investment operations

Domain

Financial services / Fintech

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

C#/.NET, backend development, object-oriented design, clean code, APIs, integration patterns, automated testing, CI/CD, Git workflows

Preferred skills

APL, Azure/cloud services, fintech experience, mentoring

Technologies

C#, .NET, APL, Azure

Responsibilities

Design and implement backend functionality, contribute to component design and code quality, collaborate with product managers and engineers, improve reliability via code reviews and testing, investigate technical issues, share knowledge with colleagues

Seniority

Senior, hands-on IC

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