Senior Software Engineer

Stack

Responsibilities

• ▹Design and develop scalable backend services and applications using C#/.NET
• ▹Build, integrate, and optimize RESTful APIs and SQL Server performance
• ▹Contribute to front-end components with Angular where applicable
• ▹Implement automated testing, CI/CD workflows, and high-quality engineering standards
• ▹Collaborate closely with Product, QA, DevOps, and architecture groups
• ▹Troubleshoot complex production issues and drive root-cause resolution
• ▹Influence system architecture and propose pragmatic, high-impact improvements
• ▹Provide technical leadership and mentorship to engineers across the team
• ▹Document designs, decisions, and operational runbooks for clarity and continuity

Requirements

• ▹4+ years of professional software engineering experience delivering enterprise-grade solutions
• ▹Strong professional experience with C# and the .NET ecosystem
• ▹Hands-on experience developing SPAs with Angular (or another modern TypeScript framework)
• ▹Solid understanding of object-oriented design, modular architectures, and scalable backend services
• ▹Experience influencing technical direction and guiding engineering outcomes
• ▹Strong communication skills and ability to collaborate effectively
• ▹Based in or able to work from Hungary (remote/hybrid options available)

Soft skills

What we offer

• ▹Competitive compensation
• ▹Attractive benefits focused on security, flexibility, support, and well-being
• ▹Engaging employee programs
• ▹Remote/Hybrid working options in Hungary
• ▹OTP SZEP Card
• ▹Excellent learning, development, and career progression opportunities

About the company

Clario, part of Thermo Fisher Scientific, develops regulated technology that helps unlock better evidence and improve patient outcomes worldwide, supporting clinical trials, diagnostics, and medical decision-making in highly controlled regulatory environments.