Principal Software Engineer

Maplecroft; Kraków; Hybrid; PLN 260,000 - 380,000; Full time

Job summary

Maplecroft is seeking a Principal Software Engineer to shape the architecture and delivery of our AWS-native platform powering underwriting intelligence, GenAI-driven analysis, and high-volume content processing. You will work across Python, .NET, PostgreSQL/Aurora, OpenSearch, and LangGraph-based services to own technical direction, system quality, scalability, and reliability.

This is a senior individual contributor role with significant technical leadership responsibility, including setting

Qualifications

• Ideal candidate has senior-level software engineering experience with architecture ownership.
• Experience mentoring engineers and setting engineering standards.

Responsibilities

• Define platform architecture and technical direction.
• Mentor engineers and coordinate across product and platform teams.

Skills

Python

.NET

System architecture

Technical leadership

Mentoring

Tools

OpenSearch

PostgreSQL

Aurora

LangGraph

Job description

We are looking for a Principal Software Engineer to shape the architecture and delivery of our modern, AWS-native platform powering underwriting intelligence, GenAI-driven analysis, and high-volume content processing.

Working across Python, .NET, PostgreSQL/Aurora, OpenSearch, and LangGraph-based services, you will own technical direction, system quality, scalability, and reliability across the platform. This is a senior individual contributor role with significant technical leadership responsibility, including setting engineering standards, mentoring engineers, driving architectural decisions, and coordinating across product and platform teams.