Principal Engineer / Technical Lead - .Net

Solas IT Recruitment; Dublin; On-site; EUR 120,000 - 180,000; Full time

Job summary

Solas IT Recruitment is partnering with an established enterprise software organization in Dublin South to recruit a hands-on Principal Engineer / Technical Lead. You will lead the modernization of a complex platform while spending the majority of your time coding and guiding architectural improvements.

The role emphasizes mentoring, code reviews and delivering with CI/CD, Azure cloud, API design, and AI-assisted workflows to boost engineering productivity.

Qualifications

• 10+ years in commercial software engineering focused on modernizing production systems.
• Frontend experience with TypeScript and Angular (or similar).
• Cloud/DevOps experience with Azure, API design, and Infrastructure as Code.
• Daily use of AI-assisted development tools (Cursor, Cline, Claude Code).

Responsibilities

• Modernization: Lead the transition of legacy systems to scalable, service-based architectures.
• Hands-on delivery: Write high-quality code and drive best practices (testing, modular design, CI/CD).
• AI integration: Utilize and champion modern IDE tooling in daily workflows to accelerate development.
• Leadership: Mentor engineers through code reviews and pair programming; solve complex production issues.
• Strategy: Implement incremental refactoring and explore AI-assisted workflows to boost engineering productivity.

Skills

Leadership

Mentoring

Hands-on coding

Code reviews

Tools

Azure

API design

Infrastructure as Code

Job description

Principal Engineer / Technical Lead - .Net

Location: Dublin South

Role Overview

An established enterprise software organization seeking a hands-on Principal Engineer / Technical Lead. You will lead the modernization of a complex platform, spending the majority of your time coding while guiding architectural improvements and mentoring the engineering team.

Core Responsibilities

• Modernization: Lead the transition of legacy systems to scalable, service-based architectures.
• Hands-on Delivery: Write high-quality code and drive best practices (testing, modular design, CI/CD).
• AI Integration: Utilize and champion modern IDE tooling—including Claude Code, Cursor, or Cline—within daily production workflows to accelerate development.
• Leadership: Mentor engineers through code reviews and pair programming; solve complex production issues.
• Strategy: Implement incremental refactoring and explore AI-assisted workflows to boost engineering productivity.

Technical Requirements

• Experience: 10+ years in commercial software engineering with a focus on modernizing production systems.
• Frontend: Exp in TypeScript and Angular (or similar) skills.
• Cloud/DevOps: Experience with Azure, API design, and Infrastructure as Code.
• AI Tooling: Daily proficiency with AI-assisted development tools (e.g., Cursor, Cline, Claude Code).

Why Join?

• Stability: High staff retention and a collaborative, supportive leadership structure.
• Growth: Clear career progression within a modern engineering culture.
• Package: Competitive salary and benefits.