Senior .NET and C# Developer

Sr Dot Net and C# developer

What success looks like in this role:

Senior Software Engineer – Cloud‑Native & Full‑Stack (.NET)

About the Role

We are seeking a highly skilled Senior Software Engineer who is passionate about building modern, scalable, Web and cloud‑native applications. In this role, you will design and develop high‑performance microservices, web and mobile applications, and integration‑driven platforms using the latest Microsoft and open‑source technologies.

You will work closely with architects, product owners, and DevSecOps teams to deliver secure, resilient, and highly available enterprise solutions.

Key Responsibilities

• Design, develop, and maintain enterprise‑grade applications using .NET (C# / .NET Core).
• Build cloud‑native microservices and RESTful / Web services for seamless system integration.
• Develop modern web applications and cross‑platform mobile apps using .NET MAUI and web frameworks.
• Contribute to event‑driven architectures using Kafka or similar messaging platforms.
• Implement secure and automated CI/CD pipelines following DevSecOps best practices.
• Work with external load balancers (LBs) and API gateways to ensure scalability, resilience, and performance.
• Collaborate with cross‑functional teams to translate business requirements into technical solutions.
• Troubleshoot, optimize, and enhance applications for performance, reliability, and scalability.
• Ensure adherence to security standards, compliance guidelines, and cloud best practices.

#LI-LS1

You will be successful in this role if you have:

You Will Be Successful in This Role If You Have

• A Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field

OR an equivalent combination of education and hands‑on experience.

• 6+ years of professional experience in modern software development.
• A strong passion for clean code, system design, and continuous learning.

Required Skills & Qualifications

• Strong hands‑on experience with .NET Core / .NET 8+ and C#.
• Proven experience building Web APIs and microservices‑based architectures.
• Experience with web application development and cross‑platform mobile development (MAUI).
• Solid understanding of event‑driven systems using Kafka, messaging queues, or streaming platforms.
• Experience with DevSecOps practices, including CI/CD pipelines, security scanning, and automation.
• Strong knowledge of cloud‑native design principles, scalability, and fault tolerance.
• Familiarity with external load balancers, API gateways, and service‑to‑service communication.
• Experience working in Agile/Scrum environments.
• Excellent problem‑solving, communication, and collaboration skills.

Preferred / Nice‑to‑Have Skills

• Experience with Azure / AWS cloud platforms.
• Exposure to containerization (Docker) and container orchestration (Kubernetes).
• Experience with distributed systems, observability, and monitoring tools.
• Knowledge of frontend frameworks (React, Angular, or Figma).
• Familiarity with Zero Trust security and cloud security models.

Why Join Us?

• Work on modern, cloud‑native platforms with real business impact.
• Exposure to cutting‑edge technologies across web, mobile, microservices, and streaming platforms.
• Collaborative engineering culture focused on innovation, quality, and growth.
• Clear opportunities for technical leadership and career progression.

Unisys is proud to be an equal opportunity employer that considers all qualified applicants without regard to age, blood type, 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.

Local employment practices and rights may vary by jurisdiction and are subject to applicable local laws. 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. US job seekers can find more information about Unisys’ EEO commitment here.

Experience Level

Senior Level