Senior .NET Platform Engineer (Azure, APIs & DevOps)

Hitachi Energy; Łódź; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Private medical care and lifeinsurance

Fitness and wellness programs

Benefits platform with discounts

Employee Capital Plans (PPK)

Home office equipment allowance

Spectacles and contact lensesAllowance

Company events and team-building

Psychological support program

Job summary

Hitachi Energy in Łódź, Poland, is seeking an accomplished senior software engineer to help design and evolve engineering platforms that support software development across the organization. You will collaborate with engineers, architects, and product stakeholders to shape scalable solutions and drive modernization initiatives.

The role emphasizes C# and modern .NET, REST APIs, cloud-native Azure services, and strong software architecture.

Qualifications

• 8+ years of professional software development experience
• Strong expertise in C# and modern .NET
• Experience building enterprise-grade applications and backend services
• Solid understanding of software architecture, design patterns, and distributed systems
• Hands‑on experience developing REST APIs and enterprise integrations
• Knowledge of SQL Server and Entity Framework
• Practical experience with Microsoft Azure services
• Experience working with CI/CD pipelines and Azure DevOps
• Strong understanding of software quality, reliability, and operational readiness
• Experience with observability and monitoring tools is an advantage
• Experience with Azure OpenAI or Semantic Kernel is a plus
• Confident communication skills in English

Responsibilities

• Design and develop applications using C# and modern .NET.
• Build scalable backend services and REST APIs.
• Define software architecture, engineering standards, and development practices.
• Design secure, maintainable, and resilient software solutions.
• Implement integrations with enterprise platforms and services.
• Influence technology choices and architectural decisions.
• Improve CI/CD pipelines and deployment automation within Azure DevOps.
• Develop cloud-native solutions running on Microsoft Azure.
• Improve observability using Application Insights, OpenTelemetry, and Grafana.
• Strengthen reliability through monitoring, diagnostics, and operational practices.
• Embed quality and testability within solution design and development.
• Explore Azure OpenAI and Semantic Kernel for engineering applications.

Skills

C#

.NET

REST APIs

Azure

CI/CD

English

Observability

Distributed systems

Tools

SQL Server

Entity Framework

Azure DevOps

OpenTelemetry

Grafana

Job description

Hitachi Energy in Łódź, Poland, is seeking an accomplished senior software engineer to help design and evolve engineering platforms that support software development across the organization. You will collaborate with engineers, architects, and product stakeholders to shape scalable solutions and drive modernization initiatives.

The role emphasizes C# and modern .NET, REST APIs, cloud-native Azure services, and strong software architecture.