Senior Test Engineer | Krakow, Poland

We are looking for a Senior Test Engineer to drive test automation, quality assurance, and continuous validation strategies in our Grid Automation R&D unit. You will work closely with cross-functional engineering teams building mission‑critical, real‑time systems using .Net technology stack . Your role will be key in ensuring our systems meet the highest standards of reliability, performance, and security in modern power grid solutions. The product is designed to have a long life while also being very efficient and secure.

You will be part of a global, agile technology team that develops future‑proof solutions used in crucial infrastructure worldwide.

How you’ll make an impact

• Define and execute test strategies that cover functional, integration, system, performance, and security validation.
• Collaborate with software engineers to understand requirements, architecture, and system behaviour to create effective test cases.
• Analyse and report test results, identify root causes, and work with development teams on resolution and continuous improvement.
• Advocate for quality‑first culture, process improvement, and testability in product design.
• Design, implement, and maintain automated test frameworks and pipelines for graphical UI solutions.
• Lead QA initiatives, mentor junior engineers, and foster best practices in automated testing and quality engineering.
• Being a member of a cross‑disciplinary team (active participation in team activities that focus on a common goal).

Your Background

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related field.
• 7+ years of experience in QA and 3+ years of experience in QA automation with a strong focus on systems built using .Net Framework.
• Strong knowledge of test design techniques, including black box, white box, performance, and regression testing.
• Familiarity with software development lifecycle (SDLC), Agile/Scrum methodologies, and version control tools like Git.
• Experience with Azure DevOps, pipelines, containers, and deployment in cloud environments (especially Microsoft Azure).
• Experience with testing desktop applications.
• Experience with security testing, static/dynamic code analysis tools, and compliance standards is a plus.
• Good communication skills in English; ability to explain technical issues clearly.

Benefits

We pride ourselves on offering a holistic range of competitive benefits to support your financial, physical and mental wellbeing and personal development.