Senior Quality Engineer / Test Automation Specialist

We are looking for experienced Senior Quality Engineers / Test Automation Specialists to join our team in long-term assignments. You will help ensure the quality, stability and performance of Point of Sale (POS) and checkout solutions in a complex technical environment.

The role combines hands-on testing with technical ownership of quality. You will work across payment systems, integrations, hardware and backend services. You will design and automate end-to-end tests and drive technical issues from investigation to resolution, working closely with development teams, technical stakeholders and external vendors.

• Design, develop, execute and automate end-to-end tests across POS systems, payment solutions, integrations, hardware and backend services
• Perform hands-on testing in physical POS and test environments
• Investigate and troubleshoot complex issues across software, hardware and distributed systems
• Develop, maintain and improve automated test frameworks and test coverage
• Define and implement test strategies that ensure high-quality delivery
• Maintain quality documentation, test results and release readiness
• Collaborate with development teams, technical stakeholders and external vendors
• Take ownership of quality assurance throughout the development lifecycle

• 7+ years of experience in Quality Engineering, test automation or complex system testing
• Strong experience with POS systems, checkout solutions and payment integrations
• Advanced knowledge of end-to-end, integration, system and automated testing
• Experience with API testing and CI/CD environments
• Strong troubleshooting skills across software, hardware, integrations, logs and distributed systems
• Practical experience from physical test environments involving hardware and software integrations
• Proven ability to independently define test strategies and drive automation
• Experience collaborating with multiple engineering teams and external vendors
• Proficiency in English and advanced Swedish

Nice to Have

• Experience with card payment terminals, payment service providers or checkout hardware
• Experience with automation frameworks such as Playwright, Selenium, Cypress or similar
• Coding or scripting experience in Java, Python, JavaScript or C#
• ISTQB certification

• Are independent and proactive, and take ownership to drive work forward
• Are analytical and solution-oriented, with strong troubleshooting skills
• Combine strategic quality thinking with hands-on execution
• Are communicative and comfortable working with different technical teams and stakeholders
• Are structured, quality-driven and focused on continuous improvement