Senior Full-Stack .NET/React Software Engineer

Unisys is seeking a Senior Full-Stack .NET/React Software Engineer to develop and maintain cloud-based web applications. This role involves writing clean, testable code with a strong focus on unit and integration testing within a microservice architecture. The engineer will design and consume RESTful APIs, work with various databases, and collaborate with cross-functional teams to deliver high-quality features. Contributions to CI/CD pipelines and deployment automation are also expected.

Must Have

• Develop and maintain full stack cloud based web applications using .NET (C#) and React JS.
• Write clean, maintainable, and testable code with a strong focus on unit and integration test coverage in a microservice architecture environment.
• Design and consume RESTful APIs and work with both relational and non-relational databases.
• Collaborate with product managers, designers, and fellow developers to deliver high-quality features.
• Participate in code reviews, technical discussions, and architectural planning.
• Contribute to CI/CD pipelines and deployment automation.
• 3–5 years of experience in full stack development.
• Strong knowledge of .NET Core / ASP.NET Core, C#, and React JS.
• Proficiency in JavaScript/TypeScript, HTML, and CSS.
• Experience working with relational (e.g., PostgreSQL, MySQL) and non-relational (e.g., MongoDB, Cosmos DB) databases.
• Solid understanding/experience of microservices, cloud (Azure or AWS), software testing practices and commitment to maintaining high test coverage.
• Good problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.

Good to Have

• Experience with Kubernetes and container orchestration.
• Familiarity with CI/CD tools (e.g., Azure DevOps, GitHub Actions, Jenkins).
• Exposure to cloud platforms like Azure or AWS.
• Understanding microservices architecture.
• Knowledge of Server-Side React or Node.js.
• Experience with GitHub Copilot.

Perks & Benefits

• Monthly gross 44.200 HUF cafeteria
• 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
• A great team, also a lot of learning and training opportunities

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.

• Develop and maintain full stack cloud based web applications using .NET (C#) and React JS.
• Write clean, maintainable, and testable code with a strong focus on unit and integration test coverage in a microservice architecture environment
• Design and consume RESTful APIs and work with both relational and non-relational databases.
• Collaborate with product managers, designers, and fellow developers to deliver high-quality features.
• Participate in code reviews, technical discussions, and architectural planning.
• Contribute to CI/CD pipelines and deployment automation.
• Support containerized application development using Docker and Kubernetes (an advantage).

You will be successful in this role if you have:

• 3–5 years of experience in full stack development.
• Strong knowledge of .NET Core / ASP.NET Core, C#, and React JS.
• Proficiency in JavaScript/TypeScript, HTML, and CSS.
• Experience working with relational (e.g., PostgreSQL, MySQL) and non-relational (e.g., MongoDB, Cosmos DB) databases.
• Solid understanding/experience of microservices, cloud (Azure or AWS), software testing practices and commitment to maintaining high test coverage.
• Good problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.

Nice to Have:

• Experience with Kubernetes and container orchestration.
• Familiarity with CI/CD tools (e.g., Azure DevOps, GitHub Actions, Jenkins).
• Exposure to cloud platforms like Azure or AWS.
• Understanding microservices architecture.
• Knowledge of Server-Side React or Node.js.
• Experience with GitHub Copilot.

Benefits

• 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 GlobalRecruiting@unisys.com or alternatively Toll Free: 888-560-1782 (Prompt 4). US job seekers can find more information about Unisys’ EEO commitment here.

About Us

Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations. Our solutions – cloud, AI, digital workplace, logistics and enterprise computing – help our clients challenge the status quo and unlock their full potential. To learn how we have been helping clients push what’s possible for more than 150 years, visit unisys.com and follow us on LinkedIn.

https://www.unisys.com/unisys-legal/recruiting

Notice for U.S. Applicants: Unisys is an Equal Opportunity Employer – Minorities/ Females/ Veterans/ Individuals with Disabilities/ Sexual Orientation/ Gender Identity

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