UNISYS is a leading multinational technology company with more than 23,000 professionals worldwide, driving digital transformation for global organizations across key industries.We are currently looking to hire a Senior Full-Stack .NET/React Developer to join an ambitious, international project offering long‑term stability and growth.You will be part of a collaborative, innovative, and multicultural environment, where knowledge sharing and professional development are core to our culture.We offer immediate onboarding, the opportunity to work on high‑impact strategic initiatives, and collaboration within a high‑performing team with international exposure. At UNISYS, we actively promote flexibility, continuous learning, and a healthy work‑life balance.Fluent English is a mandatory requirement, as you will be working in a global environment alongside international teams.If you are seeking stability, career progression, and the opportunity to be part of a people‑centric company with a truly global footprint, UNISYS is the next step in your professional journey.Main Tasks:- 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.- Must-Haves:- 4+ 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 in English and teamwork abilitiesNice-to-Haves:- 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 for prototyping purposes- Experience with GitHub Copilot.Benefits- Become part of our /"Winning Culture/" and work on award-winning projects in high-end technological setting- We offer a company own learning platform! Our goal is to help you realize your individual potential!- /"Wellbeing & Employee Assistance Program/": Your (mental) health is important to us and is treated confidentially by a neutral party!- Solid qualification-, performance- & competence-based remuneration model, attractive pension scheme and various allowances- Bonus/referral/incentive/recognition programs - we want you to feel appreciated at Unisys!- We offer a health program on-top as a 24/7 life and accident insurance as well as an additional medical insurance to make sure you receive the best treatment in any situation possibly occuring- Your work-life-balance is a high good for us at Unisys, therefore we offer 2 additional holidays(24th and 31st of December) as well as an option to buy up to 5 additional vacation days- Competitive flexible benefits package, including 100% remote work and a remote work allowance.- On top of our Unisys university additional trainings and workshops are being at your free disposal