QA Software Engineer

Muehlbauer Group is a global leader in the production of biometric documents and related solutions. If you are passionate about cutting-edge technology, you might have found the right place. For more than 40 years, Muehlbauer has been driving innovation, leveraging state-of-the-art technologies to deliver the highest levels of security and precision.

Muehlbauer Serbia Group is seeking for motivated QA Software Engineer to join our team!

Responsibilities:

• Design, develop, and execute comprehensive manual and automated test plans for complex web applications and backend microservices.
• Build and maintain scalable test automation frameworks using modern scripting languages and testing tools (e.g., Selenium, Playwright, Cypress, or REST Assured).
• Integrate automated testing pipelines into CI/CD workflows to ensure continuous quality and rapid feedback during deployments.
• Identify, isolate, and document bugs clearly, working closely with software engineers to troubleshoot and verify fixes.
• Conduct API, integration, and regression testing to validate high availability, throughput, and system resilience.

Skills:

• Proficiency in at least one programming language (e.g., Java, Python, TypeScript, or JavaScript) for test automation.
• Experience testing RESTful APIs, microservice architectures, and validating data integrity using SQL or NoSQL databases.
• A solid understanding of JSON/XML, including its structure and usage in data representation and integration.
• Experience with version control system (e.g. Git).

Your profile:

Personal Attributes:

• Strong analytical and problem-solving skills with a keen eye for detail and a first-principles approach to software quality.
• Eagerness to learn and grow.
• Team-oriented mindset, eager to collaborate in international environment.
• Excellent level of English.

Education: Master/ Bachelor degree or diploma in computer science, IT, or a related field. Candidates nearing the completion of their studies may also be considered.

Experience: Previous working experience, internships or academic projects in software development are plus.

What we offer:

• Private health insurance + annual wellness check-up for our employees;
• 25 days of vacation;
• Lunch catering in the company canteen;
• Coffee lounge where you can spend quality time with colleagues and share ideas;
• Opportunity to travel worldwide;
• Additional (New year’s party; present for children, presents for national woman’s day).