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Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!

Unisys

Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!

full-timePosted: Feb 17, 2026

Job Description

Senior Full-Stack .NET/React Software Engineer - Budapest, Hungary

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.

Role Overview

We are seeking a talented and passionate Senior Full-Stack .NET/React Software Engineer to join our dynamic team in Budapest, Hungary. In this role, you will be responsible for developing and maintaining full-stack cloud-based web applications using .NET (C#) and React JS. You will work in a microservice architecture environment, writing clean, maintainable, and testable code with a strong focus on unit and integration test coverage. Collaboration with product managers, designers, and fellow developers is essential to deliver high-quality features.

A Day in the Life

As a Senior Full-Stack Engineer at Unisys, your day might look like this:

  • Participating in daily stand-up meetings to discuss progress and challenges.
  • Writing and testing .NET APIs using C# and .NET Core.
  • Developing user interfaces with React JS, HTML, CSS, and JavaScript/TypeScript.
  • Collaborating with designers to implement UI/UX best practices.
  • Designing and consuming RESTful APIs.
  • Working with relational databases like PostgreSQL or MySQL, and non-relational databases such as MongoDB or Cosmos DB.
  • Participating in code reviews to ensure code quality and share knowledge.
  • Contributing to CI/CD pipelines and deployment automation using tools like Azure DevOps or GitHub Actions.
  • Troubleshooting and debugging application issues.
  • Researching and implementing new technologies and best practices.
  • Attending technical discussions and architectural planning sessions.

Why Budapest?

Budapest is a vibrant and rapidly growing city in Central Europe, offering a rich cultural heritage and a high quality of life. The city boasts a thriving tech scene, with numerous multinational companies and startups establishing their presence. Budapest provides a unique blend of historical charm and modern innovation, making it an attractive location for professionals looking for career opportunities and a vibrant lifestyle.

Career Path

At Unisys, we are committed to the professional growth of our employees. As a Senior Full-Stack Engineer, you will have opportunities to advance your career in various directions, such as:

  • Technical Lead: Lead a team of developers and provide technical guidance on projects.
  • Software Architect: Design and implement software architectures for complex systems.
  • Principal Engineer: Provide technical leadership and mentorship across multiple teams.
  • Management Roles: Transition into management roles such as Engineering Manager or Director.

We also offer continuous learning opportunities through training programs, conferences, and certifications to help you stay at the forefront of technology.

Salary & Benefits

The estimated annual salary range for this position in Budapest is between 10,000,000 HUF and 18,000,000 HUF, depending on experience and qualifications. We also offer a comprehensive benefits package, including:

  • 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 and learning and training opportunities

Unisys Culture

Unisys is committed to creating a diverse and inclusive work environment where everyone feels valued and respected. We believe that our differences make us stronger and enable us to deliver innovative solutions to our clients. We foster a culture of collaboration, innovation, and continuous learning. We encourage our employees to take ownership of their work, challenge the status quo, and make a positive impact on the world.

How to Apply

If you are a passionate and driven Senior Full-Stack Engineer looking for a challenging and rewarding opportunity, we encourage you to apply. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is the typical team size for this role? Our teams typically consist of 5-7 engineers, a product manager, and a designer.
  2. What technologies do you use for testing? We use a combination of unit tests, integration tests, and end-to-end tests. We primarily use tools like Jest, Mocha, and Selenium.
  3. What is the interview process like? The interview process typically involves a technical screening, a coding challenge, and interviews with the hiring manager and team members.
  4. Do you offer relocation assistance? We can offer relocation assistance on a case-by-case basis. Please discuss your specific needs with the hiring manager.
  5. What are the opportunities for remote work? We offer flexible work arrangements, including remote work options.
  6. What is the company's policy on professional development? We encourage our employees to pursue professional development opportunities and offer tuition reimbursement for relevant courses and certifications.
  7. What are the opportunities for internal mobility? We encourage internal mobility and provide opportunities for employees to explore different roles and departments within the company.
  8. What is the work-life balance like at Unisys? We value work-life balance and offer flexible work arrangements to help our employees manage their personal and professional lives.
  9. What is the company culture like? Unisys is a company where innovation, collaboration, and inclusivity are highly valued.
  10. How does Unisys support diversity and inclusion? Unisys is committed to diversity and inclusion and has several initiatives in place to promote a diverse and inclusive work environment.

Locations

  • Budapest, Hungary

Salary

Estimated Salary Rangemedium confidence

11,000,000 - 19,800,000 HUF / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • .NET Coreintermediate
  • ASP.NET Coreintermediate
  • C#intermediate
  • React JSintermediate
  • JavaScriptintermediate
  • TypeScriptintermediate
  • HTMLintermediate
  • CSSintermediate
  • Relational Databases (PostgreSQL, MySQL)intermediate
  • Non-Relational Databases (MongoDB, Cosmos DB)intermediate
  • Microservicesintermediate
  • Cloud (Azure or AWS)intermediate
  • Software Testingintermediate
  • CI/CDintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • RESTful APIsintermediate
  • Azure DevOpsintermediate
  • GitHub Actionsintermediate
  • Jenkinsintermediate
  • Server-Side Reactintermediate
  • Node.jsintermediate
  • GitHub Copilotintermediate

Required Qualifications

  • 3-5 years of experience in full-stack development (experience)
  • Strong knowledge of .NET Core / ASP.NET Core, C#, and React JS (experience)
  • Proficiency in JavaScript/TypeScript, HTML, and CSS (experience)
  • Experience working with relational (e.g., PostgreSQL, MySQL) and non-relational (e.g., MongoDB, Cosmos DB) databases (experience)
  • Solid understanding/experience of microservices, cloud (Azure or AWS), software testing practices (experience)
  • Commitment to maintaining high test coverage (experience)
  • Good problem-solving skills (experience)
  • Attention to detail (experience)
  • Strong communication skills (experience)
  • Teamwork abilities (experience)
  • Experience with Kubernetes and container orchestration (Nice to Have) (experience)
  • Familiarity with CI/CD tools (e.g., Azure DevOps, GitHub Actions, Jenkins) (Nice to Have) (experience)
  • Exposure to cloud platforms like Azure or AWS (Nice to Have) (experience)
  • Understanding microservices architecture (Nice to Have) (experience)
  • Knowledge of Server-Side React or Node.js (Nice to Have) (experience)
  • Experience with GitHub Copilot (Nice to Have) (experience)

Responsibilities

  • 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.
  • Maintain high test coverage
  • Solve complex problems related to software development and architecture
  • Ensure the performance and scalability of applications
  • Implement security best practices
  • Stay up-to-date with the latest technologies and trends in full-stack development

Benefits

  • general: Monthly gross 44.200 HUF cafeteria
  • general: SZEP Card
  • general: Programs around kindergarten/nursery support
  • general: Housing support
  • general: Commuting support
  • general: Private Health Insurance - Premium Package
  • general: Life & accident insurance
  • general: Home office support net 9000 HUF a Month
  • general: Great team environment
  • general: Learning and training opportunities
  • general: Opportunity to work on cutting-edge technology solutions
  • general: Contribution to projects that impact global organizations
  • general: Flexible work arrangements

Target Your Resume for "Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!" , Unisys

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Tags & Categories

.NETReactFull-StackCloudBudapestHungarySenior Full-Stack Engineer.NET DeveloperReact DeveloperBudapest jobsHungary jobsSoftware EngineerCloud DevelopmentMicroservicesC# DeveloperJavaScript DeveloperTypeScript DeveloperRESTful APIsPostgreSQLMySQLMongoDBCosmos DBAzureAWSDockerKubernetesCI/CDSoftware DevelopmentWeb Application DevelopmentUnisys careersFull-Stack Development jobs BudapestSenior Software Engineer BudapestReact.js Jobs Budapest.NET Core Jobs BudapestIT ServicesCloud ComputingCybersecurityConsulting

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Unisys logo

Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!

Unisys

Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!

full-timePosted: Feb 17, 2026

Job Description

Senior Full-Stack .NET/React Software Engineer - Budapest, Hungary

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.

Role Overview

We are seeking a talented and passionate Senior Full-Stack .NET/React Software Engineer to join our dynamic team in Budapest, Hungary. In this role, you will be responsible for developing and maintaining full-stack cloud-based web applications using .NET (C#) and React JS. You will work in a microservice architecture environment, writing clean, maintainable, and testable code with a strong focus on unit and integration test coverage. Collaboration with product managers, designers, and fellow developers is essential to deliver high-quality features.

A Day in the Life

As a Senior Full-Stack Engineer at Unisys, your day might look like this:

  • Participating in daily stand-up meetings to discuss progress and challenges.
  • Writing and testing .NET APIs using C# and .NET Core.
  • Developing user interfaces with React JS, HTML, CSS, and JavaScript/TypeScript.
  • Collaborating with designers to implement UI/UX best practices.
  • Designing and consuming RESTful APIs.
  • Working with relational databases like PostgreSQL or MySQL, and non-relational databases such as MongoDB or Cosmos DB.
  • Participating in code reviews to ensure code quality and share knowledge.
  • Contributing to CI/CD pipelines and deployment automation using tools like Azure DevOps or GitHub Actions.
  • Troubleshooting and debugging application issues.
  • Researching and implementing new technologies and best practices.
  • Attending technical discussions and architectural planning sessions.

Why Budapest?

Budapest is a vibrant and rapidly growing city in Central Europe, offering a rich cultural heritage and a high quality of life. The city boasts a thriving tech scene, with numerous multinational companies and startups establishing their presence. Budapest provides a unique blend of historical charm and modern innovation, making it an attractive location for professionals looking for career opportunities and a vibrant lifestyle.

Career Path

At Unisys, we are committed to the professional growth of our employees. As a Senior Full-Stack Engineer, you will have opportunities to advance your career in various directions, such as:

  • Technical Lead: Lead a team of developers and provide technical guidance on projects.
  • Software Architect: Design and implement software architectures for complex systems.
  • Principal Engineer: Provide technical leadership and mentorship across multiple teams.
  • Management Roles: Transition into management roles such as Engineering Manager or Director.

We also offer continuous learning opportunities through training programs, conferences, and certifications to help you stay at the forefront of technology.

Salary & Benefits

The estimated annual salary range for this position in Budapest is between 10,000,000 HUF and 18,000,000 HUF, depending on experience and qualifications. We also offer a comprehensive benefits package, including:

  • 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 and learning and training opportunities

Unisys Culture

Unisys is committed to creating a diverse and inclusive work environment where everyone feels valued and respected. We believe that our differences make us stronger and enable us to deliver innovative solutions to our clients. We foster a culture of collaboration, innovation, and continuous learning. We encourage our employees to take ownership of their work, challenge the status quo, and make a positive impact on the world.

How to Apply

If you are a passionate and driven Senior Full-Stack Engineer looking for a challenging and rewarding opportunity, we encourage you to apply. Please submit your resume and cover letter through our online application portal. We look forward to hearing from you!

FAQ

  1. What is the typical team size for this role? Our teams typically consist of 5-7 engineers, a product manager, and a designer.
  2. What technologies do you use for testing? We use a combination of unit tests, integration tests, and end-to-end tests. We primarily use tools like Jest, Mocha, and Selenium.
  3. What is the interview process like? The interview process typically involves a technical screening, a coding challenge, and interviews with the hiring manager and team members.
  4. Do you offer relocation assistance? We can offer relocation assistance on a case-by-case basis. Please discuss your specific needs with the hiring manager.
  5. What are the opportunities for remote work? We offer flexible work arrangements, including remote work options.
  6. What is the company's policy on professional development? We encourage our employees to pursue professional development opportunities and offer tuition reimbursement for relevant courses and certifications.
  7. What are the opportunities for internal mobility? We encourage internal mobility and provide opportunities for employees to explore different roles and departments within the company.
  8. What is the work-life balance like at Unisys? We value work-life balance and offer flexible work arrangements to help our employees manage their personal and professional lives.
  9. What is the company culture like? Unisys is a company where innovation, collaboration, and inclusivity are highly valued.
  10. How does Unisys support diversity and inclusion? Unisys is committed to diversity and inclusion and has several initiatives in place to promote a diverse and inclusive work environment.

Locations

  • Budapest, Hungary

Salary

Estimated Salary Rangemedium confidence

11,000,000 - 19,800,000 HUF / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • .NET Coreintermediate
  • ASP.NET Coreintermediate
  • C#intermediate
  • React JSintermediate
  • JavaScriptintermediate
  • TypeScriptintermediate
  • HTMLintermediate
  • CSSintermediate
  • Relational Databases (PostgreSQL, MySQL)intermediate
  • Non-Relational Databases (MongoDB, Cosmos DB)intermediate
  • Microservicesintermediate
  • Cloud (Azure or AWS)intermediate
  • Software Testingintermediate
  • CI/CDintermediate
  • Dockerintermediate
  • Kubernetesintermediate
  • RESTful APIsintermediate
  • Azure DevOpsintermediate
  • GitHub Actionsintermediate
  • Jenkinsintermediate
  • Server-Side Reactintermediate
  • Node.jsintermediate
  • GitHub Copilotintermediate

Required Qualifications

  • 3-5 years of experience in full-stack development (experience)
  • Strong knowledge of .NET Core / ASP.NET Core, C#, and React JS (experience)
  • Proficiency in JavaScript/TypeScript, HTML, and CSS (experience)
  • Experience working with relational (e.g., PostgreSQL, MySQL) and non-relational (e.g., MongoDB, Cosmos DB) databases (experience)
  • Solid understanding/experience of microservices, cloud (Azure or AWS), software testing practices (experience)
  • Commitment to maintaining high test coverage (experience)
  • Good problem-solving skills (experience)
  • Attention to detail (experience)
  • Strong communication skills (experience)
  • Teamwork abilities (experience)
  • Experience with Kubernetes and container orchestration (Nice to Have) (experience)
  • Familiarity with CI/CD tools (e.g., Azure DevOps, GitHub Actions, Jenkins) (Nice to Have) (experience)
  • Exposure to cloud platforms like Azure or AWS (Nice to Have) (experience)
  • Understanding microservices architecture (Nice to Have) (experience)
  • Knowledge of Server-Side React or Node.js (Nice to Have) (experience)
  • Experience with GitHub Copilot (Nice to Have) (experience)

Responsibilities

  • 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.
  • Maintain high test coverage
  • Solve complex problems related to software development and architecture
  • Ensure the performance and scalability of applications
  • Implement security best practices
  • Stay up-to-date with the latest technologies and trends in full-stack development

Benefits

  • general: Monthly gross 44.200 HUF cafeteria
  • general: SZEP Card
  • general: Programs around kindergarten/nursery support
  • general: Housing support
  • general: Commuting support
  • general: Private Health Insurance - Premium Package
  • general: Life & accident insurance
  • general: Home office support net 9000 HUF a Month
  • general: Great team environment
  • general: Learning and training opportunities
  • general: Opportunity to work on cutting-edge technology solutions
  • general: Contribution to projects that impact global organizations
  • general: Flexible work arrangements

Target Your Resume for "Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!" , Unisys

Get personalized recommendations to optimize your resume specifically for Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now!" , Unisys

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

.NETReactFull-StackCloudBudapestHungarySenior Full-Stack Engineer.NET DeveloperReact DeveloperBudapest jobsHungary jobsSoftware EngineerCloud DevelopmentMicroservicesC# DeveloperJavaScript DeveloperTypeScript DeveloperRESTful APIsPostgreSQLMySQLMongoDBCosmos DBAzureAWSDockerKubernetesCI/CDSoftware DevelopmentWeb Application DevelopmentUnisys careersFull-Stack Development jobs BudapestSenior Software Engineer BudapestReact.js Jobs Budapest.NET Core Jobs BudapestIT ServicesCloud ComputingCybersecurityConsulting

Answer 10 quick questions to check your fit for Senior Full-Stack .NET/React Software Engineer Careers at Unisys - Budapest, Hungary | Apply Now! @ Unisys.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.