JTI
Senior Software Engineer
Skills
2 months ago
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Important information
Contract type:
Permanent
Location:
Bucharest, Romania
Work mode:
Onsite
Published on:
15 August 2026
What they need
What this role is about? You will design, build and operate modern cloud-based systems on the Microsoft stack, with a focus on .NET, Azure and GitHub.
This role requires strong ownership across the full lifecycle problem framing, system design, implementation, deployment and production operations. You’ll work on scalable, secure and maintainable systems, applying solid engineering fundamentals and using tools like GitHub Copilot pragmatically to accelerate delivery without compromising quality.
What will you do?
- Build and evolve backend services and APIs using .NET, C#, and ASP.NET Core
- Build and contribute to frontend experiences using React and TypeScrip
- Design systems for scalability, resilience, security and maintainability
- Make and drive technical decisions, balancing trade-offs and constraints
- Own services in production, including deployment, monitoring, troubleshooting and continuous improvement
- Apply clean architecture, design patterns, automated testing and code quality practices
- Work with Azure services across compute, storage, messaging, identity, and monitoring to build cloud-based solutions
- Collaborate closely with engineers, architects, product owners, and other stakeholders to deliver working software
- Review code, challenge assumptions and help raise the engineering bar
- Use AI-assisted tools, such as GitHub Copilot, effectively for coding, testing, analysis, and documentation
What are we looking for?
- Strong experience building and operating software systems in production
- Deep hands-on expertise with .NET, C#, and ASP.NET Core
- Solid understanding of APIs, distributed systems and integration patterns
- Proven experience with Azure and cloud-based application architecture
- Strong grasp of system design, design patterns, performance, reliability, and security
- Experience with automated testing, including unit and integration testing
- Ability to debug complex issues across services and environments
- Experience with frontend development using TypeScript and React, or willingness to work across the stack when needed
- Clear communication and ability to work effectively in cross-functional engineering teams
- Fluency in English
Nice to have
- Frontend experience with TypeScript and React
- Infrastructure as Code experience, preferably with Bicep
- Experience with observability, including logging, metrics, tracing and production diagnostics
- Experience with containerized workloads or cloud-native application platforms
- Experience using AI-assisted development tools in real engineering workflows
What Are The Next Steps – Recruitment Process Thank you very much for your interest in the role. We will make sure every candidate will receive a reply within 2 weeks after the application deadline.
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