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Principal Software Engineer
  • Warsaw
Principal Software Engineer
Warszawa, Warsaw, Masovian Voivodeship, Polska
PRETIUS SOFTWARE SP. Z O.O.
9. 2. 2026
Informacje o stanowisku

technologies-expected :


  • Architecture
  • RESTful API
  • C#
  • .NET
  • Python
  • React
  • Angular
  • Vue.js
  • Azure
  • AI

about-project :


  • At Pretius, we are looking for Principal Software Engineer to a project in the financial industry, international team.

responsibilities :


  • Lead the design (whole components and particular features), development, and deployment of new solutions.
  • Proposing improvements to technical standards and delivery processes, promoting good practices in cooperation with other Tech Leads in Global Tax Technology.
  • Facilitating collaboration with Product Owners/Managers on product roadmaps, in alignment with other Tech Leads in Global Tax Technology, overseeing solution implementation.
  • Lead and mentor other Software Developers and Quality Analysts, support code and test plan reviews.
  • Monitor solution compliance with Sightline platform technical standards/security requirements and facilitate timely issue resolution and facilitate other DevOps tasks.
  • Support incident and problem management.
  • Stay up to date on the latest trends and technologies in AI and full-stack development by keeping current with new AI frameworks, agent platforms, CLI toolkits, and best practices in the industry.

requirements-expected :


  • 12+ years of experience in software projects within a global environment and a complex organization.
  • 5+ years of experience as an IT architect / IT Tech Lead, applying best practices including Agile, DDD, microservices, CQRS, CLEAN, and SOLID.
  • Solid skills in RESTful Web app development using C#/.NET, Python, and front-end technologies such as React, Angular, or Vue.js.
  • Proficiency in the Microsoft Azure and M365 cloud platforms, as well as Azure stack: Functions, Service Bus or Event Hub, App Services, SQL/MongoDB.
  • Knowledge of AI enabled development tools and agents such as GitHub Copilot, Cursor, OpenAI Codex, Claude Code, Gemini CLI, Antigravity, etc.
  • Experience using test-driven and spec-drive development practices with tools such as Playwright, MS Test, Fluent, NUnit, K6, SpecKit, BMAD, etc.
  • Familiarity with DevOps technologies.
  • B2+ in written and spoken English.

offered :


  • We focus on long-term relationships based on fair principles and reliability.
  • Co-financing of the Multisport card and Medicover private healthcare.
  • Modern office available.
  • Team bonding activities, internal courses, conferences, certifications.

benefits :


  • sharing the costs of professional training & courses
  • flexible working time
  • integration events
  • video games at work
  • parking space for employees
  • leisure zone

  • Praca Warszawa
  • Warszawa - Oferty pracy w okolicznych lokalizacjach


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