Senior .NET Engineer — Cloud & Front-End Leader

EPAM Systems, Inc.; Katowice; Hybrid; PLN 150,000 - 210,000; Full time

Job summary

EPAM Systems, Inc. in Katowice is seeking an experienced Senior .NET Engineer with cloud expertise to design, build, and maintain secure, scalable web applications and services using .NET and modern frontend frameworks.

You will collaborate with product managers, designers, and other engineers, deploy to Azure/AWS/GCP, and guide junior team members while focusing on code quality and performance. This role requires 3 days onsite per week in the Katowice area and offers a hybrid model.

Qualifications

• Bachelor's degree or equivalent practical experience in computer science or related field.
• 5+ years of professional software development with C# and .NET (ASP.NET/ASP.NET Core).
• Strong front-end experience with React or Angular and responsive design.
• Experience building interfaces that integrate with back-end services and APIs.
• Cloud platforms such as Azure, AWS, or Google Cloud, and cloud-native architectures.

Responsibilities

• Build, test, and maintain web-based applications and APIs using .NET technologies.
• Develop responsive front-ends with React or Angular.
• Collaborate with PMs, Designers, and Engineers to define requirements and architecture.
• Deploy, monitor, and scale applications across cloud platforms (Azure/AWS/GCP).
• Apply cloud-native patterns (containers, serverless) and CI/CD pipelines.
• Ensure security, performance, and quality across the stack.
• Lead code reviews and mentor junior engineers.

Skills

C#

ASP.NET Core

React

Angular

RESTful APIs

CI/CD

Git

Agile methodologies

Team leadership

Education

Bachelor's degree in Computer Science or related

Tools

Azure

AWS

Google Cloud Platform

Docker

Kubernetes

Azure DevOps

Jenkins

GitHub Actions

Job description

EPAM Systems, Inc. in Katowice is seeking an experienced Senior .NET Engineer with cloud expertise to design, build, and maintain secure, scalable web applications and services using .NET and modern frontend frameworks.

You will collaborate with product managers, designers, and other engineers, deploy to Azure/AWS/GCP, and guide junior team members while focusing on code quality and performance. This role requires 3 days onsite per week in the Katowice area and offers a hybrid model.