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. Haga clic en "Solicitar" a continuación para enviar su candidatura. Asegúrese de que su CV está actualizado y de que ha leído primero las especificaciones del puesto.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 abilities Nice-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 xsgfvud 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