Principal Software Engineer

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.

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.

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