Senior Backend Engineer (.NET/Azure)

Technologies we use

Operating system

• Windows

Your 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.

Our requirements

• 8+ years of professional software development experience
• Strong expertise in C# and modern .NET
• Experience with, or strong interest in, building modern software solutions that incorporate intelligent assistants, agent-based capabilities, and automation features.
• 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

What we offer

• Private medical care and life insurance​
• Access to fitness and wellness programs​
• Access to benefits platform with discounts and perks​
• Employee Capital Plans (PPK)​
• Equipment for working from home or allowances for setting up a workplace at home​
• Spectacles and contact lenses allowance​
• Company events and team‑building activities​
• Psychological support program​

Benefits

• sharing the costs of sports activities
• private medical care
• life insurance
• remote work opportunities
• flexible working time
• coffee / tea
• drinks
• parking space for employees
• extra social benefits
• sharing the costs of tickets to the movies, theater
• christmas gifts
• employee referral program

The opportunity:

Our team is building and evolving engineering platforms that support software development across the organization. The work combines application development, technical problem solving, and continuous improvement of engineering practices.

In this role, you'll contribute to solutions used by development teams worldwide, helping create tools and capabilities that improve how software is designed, built, and delivered. Working closely with engineers, architects, and product stakeholders, you'll have the opportunity to influence technical decisions, shape scalable solutions, and drive modernization initiatives.

This is a role for someone who enjoys writing great software, tackling complex challenges, and looking beyond the code to improve the overall developer experience. The environment offers a high degree of ownership, collaboration, and the freedom to turn ideas into practical solutions that make a measurable impact.

Hitachi Energy Poland Sp. z o.o.

At Hitachi Energy our purpose is advancing a sustainable energy future for all. We bring power to our homes, schools, hospitals and factories. Join us and work with fantastic people, while learning and developing yourself on projects that have a real impact to our communities and society. Bring your passion, bring your energy, and be part of a global team that appreciates a simple truth: Diversity + Collaboration = Great Innovation

Hitachi Energy is a global technology leader that is advancing a sustainable energy future for all. We serve customers in the utility, industry and infrastructure sectors with innovative solutions and services across the value chain. Together with customers and partners, we pioneer technologies and enable the digital transformation required to accelerate the energy transition towards a carbon-neutral future. We are advancing the world’s energy system to become more sustainable, flexible and secure whilst balancing social, environmental and economic value. Hitachi Energy has a proven track record and unparalleled installed base in more than 140 countries. Headquartered in Switzerland, we employ around 38,000 people in 90 countries and generate business volumes of approximately $10 billion USD. www.hitachienergy.com

This is how we work