Principal .NET Software Engineer

Job Description

We are seeking a Principal .NET Software Engineer for a hands-on, individual contributor role focused on end-to-end application development. You will work with .NET, ReactJS, Azure, MS SQL, and AI tools such as GitHub Copilot.

Our client is a global specialty insurance and reinsurance organization with operations across multiple markets. It is known for its strong underwriting expertise, data‑ and technology‑driven approach, and focus on complex, specialty risk solutions.

This is a hands-on, individual contributor role for a technologist who thrives on building robust, scalable solutions and is passionate about leveraging AI and cloud technologies. You will be responsible for designing, developing, and delivering complex applications, ensuring technical excellence at every stage. This is not a management, consulting, or general architect position — your focus will be on execution and delivery.

Apply now to make a difference with your expertise.

_This position offers hybrid setup with the flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and Kaunas._

• Lead end-to-end application development using .NET and ReactJS
• Design, implement, and maintain scalable solutions on Azure
• Utilize MS SQL Server for robust data management
• Integrate AI tools like GitHub Copilot into development workflows
• Apply modern architecture patterns to new and existing projects
• Take strong technical ownership of deliverables
• Solve complex technical problems with innovative solutions
• Collaborate with cross-functional teams to achieve project goals
• Ensure code quality and best practices across the team
• Mentor and support peers in technical growth
• Stay updated on emerging technologies and industry trends

Requirements

• 10+ years of experience in .NET application development
• Background in ReactJS and front-end technologies
• Proficiency in Azure cloud services, experience with Azure Functions
• Skills in MS SQL Server database management
• Familiarity with AI tools such as GitHub Copilot
• Understanding of modern architecture patterns
• Qualifications in designing solution architecture
• Strong technical ownership and leadership abilities
• Problem-solving mindset with a focus on results
• English: B2+

Company offers

• Engineering Heritage: Best-in-class experts sharing a culture of engineering excellence and tackling complex engineering challenges for over 30 years
• Advanced Tech Stack: Innovative projects where you can apply or enhance your expertise in Cloud, Data, AI, and other emerging technologies
• World-Class Clients: Work closely with 340+ of the Forbes Global 2000 on creating disruptive solutions that make a global impact
• Professional Growth: Exceptional support for career development with comprehensive resources for upskilling or reskilling in pioneering practices
• GenAI Community: Strong AI competencies with 600+ experts across 55+ locations driving GenAI-enabled transformation journeys
• Entrepreneurial Culture: If you're passionate and dedicated to improving business transformation, we provide the support you need to bring your ideas to life
• Hybrid Setup: The flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and Kaunas
• Other Benefits: Additional vacation and trust days, private health insurance, Employee Stock Purchase Plan and more