Senior .NET SW Developer

hitachi; Kraków; On-site; PLN 120,000 - 160,000; Full time

Benefits offered by this job

Private medical care

Life insurance

Company events

Job summary

Hitachi Energy Services Sp. z o.o. in Kraków is seeking a QA Engineer to join a product team developing advanced energy applications, including algorithms for power networks.

You will work with developers, researchers, and Product Management to deliver reliable energy solutions. The role involves planning and executing testing strategies, developing automated and manual tests, and integrating tests into CI/CD pipelines using Azure DevOps, with opportunities to work with lab equipment and

Qualifications

• Bachelor's degree in Engineering, Computer Science, or a related discipline.
• 5+ years of experience in software quality assurance.
• Proven experience in test automation using Python.
• Willingness to develop expertise in Power Systems; prior knowledge is a strong advantage.
• Knowledge of communication protocols such as OPC, IEC 60870-5-104, MODBUS, IEEE C37.118 is a strong advantage.
• Knowledge of Docker and Kubernetes is an advantage.
• ISTQB certification is a plus.
• Strong knowledge of QA methodologies, test design techniques, and testing tools.
• Familiarity with Agile/Scrum, SDLC, and Git.

Responsibilities

• Plan and execute testing strategies based on requirements and designs.
• Design, develop, and execute automated and manual test cases.
• Collaborate with developers to identify and resolve issues.
• Integrate automated tests into CI/CD using Azure DevOps to improve release quality.
• Validate test scenarios with physical lab equipment.
• Manage test execution and reporting using Zephyr Scale and Azure DevOps.
• Mentor team members and promote QA best practices.
• Develop domain knowledge in Power Systems across the product lifecycle.

Skills

Python scripting

Test automation

Azure DevOps

QA methodologies

Power Systems knowledge

Docker

Kubernetes

Education

Bachelor's degree in Engineering, CS, or related

Tools

Git

Job description

Location: Krakow, Lesser Poland, Poland

Job ID: R0138856

Date Posted: 2026-07-30

Company Name: HITACHI ENERGY SERVICES SP. Z O.O.

Profession (Job Category): Engineering & Science

Job Schedule: Full time

Remote: No

Job Description:

The opportunity

Join Hitachi Energy and become part of a global team driving innovation in the energy sector. As a QA Engineer, you will join a product team developing advanced energy applications, including algorithms that determine the state of electrical power networks. You will work closely with software developers, scientists from Hitachi Energy Research, and Product Management to deliver smarter, greener, and more reliable energy solutions.

How you'll make an impact

• Plan and execute comprehensive testing strategies based on business requirements and solution designs.
• Design, develop, and execute automated and manual test cases covering functional and non-functional requirements.
• Be part of a development team delivering customer-ready solutions.
• Integrate automated tests into CI/CD pipelines using Azure DevOps to improve release quality.
• Work with physical laboratory equipment to validate real-life scenarios.
• Manage test execution and reporting using Zephyr Scale and Azure DevOps.
• Collaborate with developers to identify, investigate, and resolve software issues.
• Collaborate across teams to continuously improve QA processes and product reliability.
• Actively participate in Agile development processes and promote software testing best practices.
• Develop domain knowledge in Power Systems to support the full product lifecycle and continuous improvement.
• Mentor team members and advocate for quality assurance principles across the organization.

Your background

• Bachelor’s degree in Engineering, Computer Science, or a related discipline.
• 5+ years of experience in software quality assurance.
• Proven experience in test automation using Python.
• Willingness to develop expertise in Power Systems; prior knowledge or experience in this area is a strong advantage.
• Knowledge of communication protocols such as OPC, IEC 60870-5-104, MODBUS, and IEEE C37.118 is a strong advantage.
• Knowledge of Docker and Kubernetes is an advantage.
• Familiarity with BDD testing approaches, including Gherkin notation, is a plus.
• ISTQB certification is a plus.
• Strong knowledge of QA methodologies, test design techniques, and testing tools.
• Understanding of Agile/Scrum methodologies, SDLC, and version control systems such as Git.
• Experience with performance, security, or compliance testing is an advantage.
• Ability to solve complex technical problems and make decisions that positively impact product quality.
• Commitment to safety, integrity, and continuous learning.

More about us

We pride ourselves on offering a holistic range of competitive benefits to support your financial, physical and mental wellbeing and personal development. We want you to truly thrive with us, in work and out.

We can provide more information during the recruitment process.

Our benefits offering for this role generally includes:

• 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

• Free parking available

You will receive more specific information during the recruitment process.

Accessibility and reasonable accommodation

Qualified individuals with a disability may request a reasonable accommodation if you are unable or limited in your ability to use or access the Hitachi Energy career site as a result of your disability. You may request reasonable accommodations by completing a general inquiry form on our website. Please include your contact information and specific details about your required accommodation to support you during the job application process.

This is solely for job seekers with disabilities requiring accessibility assistance or an accommodation in the job application process. Messages left for other purposes will not receive a response.

Use of Al and automated tools in recruitment

As part of our recruitment process, Hitachi Energy uses digital and automated tools, including Al-supported solutions, to assist with activities such as application screening, job matching, and interview scheduling. These tools are designed to support our recruiters and do not replace human decision-making. Candidate data is processed in accordance with applicable data protection and employment laws as well as Hitachi's Global Data Privacy Notice.

Background Screening and Security Checks

As part of the hiring process, Hitachi Energy conducts pre-employment background checks that may include verification of employment history, education, criminal records, and other relevant information, in accordance with applicable laws.

For certain roles—particularly those involving access to sensitive information, financial responsibilities, client data, regulated environments, or security-sensitive functions—additional or more comprehensive background or security screenings may be required. These may include, but are not limited to, enhanced criminal history checks, credit history reviews (where legally permissible), sanctions screening, or other due diligence measures aligned with the responsibilities of the position.

The scope and depth of any background or security review will be determined based on the nature of the role and business necessity, and will always be conducted in compliance with applicable federal, state, and local laws. Candidates will be notified and, where required, asked to provide consent prior to the initiation of any such checks.