Senior C# Software Engineer

Posted:
1/6/2026, 3:45:07 AM

Location(s):
Budapest, Hungary

Experience Level(s):
Senior

Field(s):
DevOps & Infrastructure ⋅ Software Engineering

What success looks like in this role:

About Unisys
Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. We specialize in delivering secure, cutting-edge digital platforms, cloud and infrastructure services, enterprise computing, and business process solutions. With a legacy of innovation and a forward-thinking mindset, Unisys helps clients across industries—from government to financial services—transform their operations and achieve mission-critical outcomes. Join us and be part of a team that’s redefining what’s possible through technology.

  • Write high-quality C# code on the latest .NET stack

  • Write high-quality Python 3 code with typing's

  • Ensure code is covered with tests

  • Run .NET/Python on Linux in container cluster (docker)

  • Actively participate in software design discussions and reviews

  • Review code and provide constructive feedback

You will be successful in this role if you have:

  • 5+ years of experience working with C#, APIs, Python

  • Experience in Azure or other cloud infrastructure

  • Strong problem-solving and communication skills

  • Experience in microservices design, development, maintenance and deployment

  • Experience working with LLMs, preferably OpenAI

  • Fluent English

Technical Skills:

  • .NET 6/8, C#

  • SQL and noSQL databases

  • Kubernetes

  • Azure/AWS Cloud

  • Experience with build and deployment pipelines is considered as an advantage

  • Experience with infrastructure as a code is considered as an advantage

  • Experience building web services with Python

  • Preferred: experience working with OpenAI/Azure OpenAI APIs and familiarity with RAG systems.

  • Monthly gross 44.200 HUF cafeteria - regardless of your weekly working hours

  • SZEP Card and programs around kindergarten/nursery support, housing support, commuting support

  • Private Health Insurance - Premium Package provided for all Unisys associates after 6-month tenure

  • Life & accident insurance

  • Home office support net 9000 HUF a Month

  • Last and foremost, a great team, also a lot of learning and training opportunities

#LI-PJ1

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, caste, citizenship, color, disability, family medical history, family status, ethnicity, gender, gender expression, gender identity, genetic information, marital status, national origin, parental status, pregnancy, race, religion, sex, sexual orientation, transgender status, veteran status or any other category protected by law.

This commitment includes our efforts to provide for all those who seek to express interest in employment the opportunity to participate without barriers. If you are a US job seeker unable to review the job opportunities herein, or cannot otherwise complete your expression of interest, without additional assistance and would like to discuss a request for reasonable accommodation, please contact our Global Recruiting organization at [email protected] or alternatively Toll Free: 888-560-1782 (Prompt 4).  US job seekers can find more information about Unisys’  EEO commitment here.