Senior QA Engineer

About us:

IO Software Solutions is a European product and engineering hub, contributing to the development of the Invitario platform — a leading B2B SaaS solution transforming how organisations engage stakeholders through virtual, hybrid, and live events. The Invitario platform helps marketers and event professionals with powerful automation, seamless data integration, and enterprise-grade performance. The platform is used by enterprise and SME clients in the European's DACH region and supports thousands of event participants every year, giving customers a clear, efficient, and reliable way to manage invitations, participants, and event workflows across the entire event lifecycle. Our work spans the full product lifecycle — from product management and software development to quality assurance, customer support and customer success.

About the role:

We're looking for a Senior QA Engineer to strengthen our QA capacity and help improve the reliability and quality of the Invitario platform.

This is a hands-on QA role with focus on functional, exploratory, and regression testing at its core. You'll independently test new features, bug fixes, integrations, and releases, helping identify defects earlier, improve regression coverage to automated testing based on team priorities.

You'll work closely with the Head of QA, Software Engineers, Product Managers, and Customer Success & Services.

Key responsibilities:

• Independently plan and execute manual functional, exploratory, and regression testing of new features, bug fixes, integrations, and releases.
• Create, maintain, and improve structured test cases, test scenarios, regression suites, and supporting QA documentation.
• Investigate software defects, identify relevant conditions and edge cases, and provide clear, reproducible, and actionable bug reports.
• Participate in release validation and risk-based regression testing, helping assess release readiness and known quality risks.
• Identify recurring quality risks, gaps in test coverage, inefficient testing activities, and opportunities to improve QA processes and tooling.
• Raise testability concerns, edge cases, dependencies, and potential regressions during refinement and before implementation is complete.
• Contribute to the creation, maintenance, and extension of automated tests according to your experience and QA team priorities.
• Investigate failing or flaky automated tests and help identify scenarios where automation can provide meaningful and sustainable value.

About you:

• 5+ years of professional software testing experience.
• Strong experience with requirements analysis and risk-based testing.
• Experience designing and maintaining test cases using Xray or a comparable test-management tool.
• Strong defect investigation and reporting skills using Jira or comparable tools.
• Experience with API testing using Postman, Swagger, or comparable tools.
• Experience with cross-browser and responsive web testing using browser developer tools.
• Experience with test automation using Cypress or comparable frameworks.
• Strong analytical thinking, attention to detail, and structured problem-solving skills.
• Ability to work independently, take ownership of testing activities, and raise quality risks clearly.
• Strong working proficiency in English, both written and spoken.

Nice to have:

• Experience with integration testing involving third-party systems such as CRM platforms and payment gateways.
• Experience with performance and load testing using k6 or comparable tools.

What you could expect:

• Senior QA Engineer high-ownership role at a profitable European SaaS company with an established platform and opportunity to move into automation
• Remote-first setup, with the option to work from an office at a later stage
• Full compliance with local legislation and employment contracts through EoR partner
• Fully sponsored team events and company gatherings in Austria
• 12 days of paid leave per year
• Laptop of choice (Mac or Windows)