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Principal / Lead Engineer

Ireland, Cork Employment contract · Job Posted April 11, 2026
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Job Description

This role is hybrid 3 days per week in central Cork. Our client is an established technology organisation that develops sophisticated enterprise software used by large organisations to support critical business operations and decision-making. Their platforms help teams manage complex data, improve operational visibility and streamline strategic planning processes. The company has built a very strong reputation within its market, supported by a highly experienced engineering team and consistently low staff attrition. Having partnered with this organisation for a number of years, we have seen first-hand their commitment to creating a collaborative engineering culture, excellent team environment, and supportive leadership structure. They offer an excellent salary package, strong benefits, clear career progression opportunities, and a modern engineering culture where innovation and high technical standards are encouraged. The company is continuing to invest heavily in its technology platform, modern engineering practices, and next-generation capabilities.

Job Responsibility

  • Leading the technical evolution and modernisation of a large financial software platform
  • Designing and implementing scalable service-based architectures to replace legacy components
  • Writing high-quality production code and supporting engineers through code reviews and pair programming
  • Driving best practices across areas such as testing strategies, system design, and development standards
  • Supporting the team in solving complex technical problems and debugging challenging production issues
  • Introducing modern engineering patterns including incremental refactoring, feature flags, and modular architectures
  • Collaborating with platform and architecture teams to ensure long-term technical sustainability
  • Ensuring platform changes are delivered incrementally and safely within a live production environment
  • Mentoring engineers and helping develop a culture focused on quality, learning, and strong engineering ownership
  • Exploring how modern AI-driven development tools can support engineering productivity and innovation

Requirements

  • Significant commercial experience in software engineering (typically 10+ years) with ongoing hands-on development
  • Proven success modernising legacy systems into modern architectures within live production environments
  • Deep technical knowledge of .NET / C# development
  • Strong front-end capability using TypeScript and Angular or similar frameworks
  • Experience building and operating cloud-based applications (Azure or similar platforms)
  • Expertise in API design, service architecture, and scalable distributed systems
  • Strong understanding of database design, query optimisation, and data-heavy applications
  • Experience implementing CI/CD pipelines, automated deployment processes, and infrastructure-as-code
  • A track record of mentoring engineers and raising engineering standards across teams
  • Experience within financial services or regulated environments would be beneficial

Nice to have

  • Experience transforming monolithic applications into service-oriented architectures
  • Demonstrated success improving system performance, scalability, or reliability through architectural improvements
  • Experience introducing modern engineering practices to established teams
  • Exposure to high-volume data systems or financial platforms
  • Interest in emerging AI-enabled development techniques
  • Experience working in large engineering teams with complex production environments

What we offer

  • Excellent salary package
  • Great benefits
  • Very good career progression opportunities
  • Supportive and collaborative engineering culture
  • Nice environment to work in with a very strong team

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