Senior QA Automation Engineer

LLInformatics is an IT consulting company with dozens of satisfied clients across Europe and North America. We serve businesses that expect their challenging projects to be delivered according to plan, with impeccable quality, and under strict compliance requirements. Our remote-first team of 100+ experts specializes in building high-quality digital products. We set a new standard in our industry through data-driven decisions, measurable outcomes, a strategic mindset, and a solid work culture.

Contract Type: B2B

Location: Warsaw or the possibility of Remote work

Your tasks and responsibilities:

• Design, develop, and maintain UI test automation frameworks for complex systems

• Work extensively with Python-based frameworks (e.g., PyTest, Playwright) and enhance existing automation libraries

• Apply strong Linux and networking knowledge in daily testing and debugging

• Write complex SQL queries for test data validation and automation support

• Deliver high-quality defect reports with logs, root cause analysis, and reproduction details

• Work with event-driven systems (e.g., Kafka in payments-related domains)

• Use and promote tools such as Jira, TestRail, Sentry, Git, and CircleCI within CI/CD workflows

• Independently deliver automation across multiple product areas

• Identify gaps in test coverage and proactively mitigate automation risks

• Continuously improve automation effectiveness and contribute to QA KPIs

• Drive reliability improvements in frameworks, tools, and test suites

• Communicate risks, blockers, and technical issues 

• Take full ownership of quality for assigned areas

• Collaborate closely with engineers, architects, DevOps, and product teams

• Participate in cross-team discussions to improve system testability and design

• Share knowledge and best practices across engineering teams

• Oversee consistency and quality of Python-based automation frameworks

• Define and evolve automation standards and best practices

• Guide teams in selecting high-value test cases for automation

• Track and report key automation and quality metrics

• Support onboarding of new engineers and ensure smooth ramp-up

Requirements:

• Minimum 4+ years of experience in Software Testing, QA Engineering, or SDET roles

• Strong hands-on experience in test automation design and development at scale

• Advanced Python programming skills with ability to build and maintain robust automation frameworks

• Experience with API and backend testing in complex distributed systems

• Practical knowledge of UI test automation tools (e.g., Playwright, Selenium or similar)

• Strong understanding of SQL, including writing complex queries for test data validation and automation purposes

• Experience working with CI/CD pipelines and related tools (e.g., CircleCI or similar)

• Familiarity with Linux environments and networking concepts used in day-to-day testing work

• Experience with event-driven architectures or messaging systems (Kafka experience is a strong plus)

• Solid understanding of debugging, log analysis, and root cause investigation in production-like environments

• Ability to read, interpret, and work with technical and functional documentation in English

• Strong ownership mindset with ability to work independently across multiple product areas

• Proven ability to improve or contribute to automation frameworks and testing standards

• Experience mentoring or supporting junior engineers is highly valued

• Strong collaboration skills and experience working closely with developers, DevOps, and product teams

Why join us? 

• Comprehensive Onboarding – From day one, we ensure you feel comfortable and supported, so you can quickly become part of the team.

• Flat Structure – We value initiative and open communication. Every voice matters here!

• Positive Company Culture & Team Spirit – We create an environment where everyone feels appreciated and comfortable.

• Modern Work Methods – We use cutting-edge project management techniques inspired by the IT world.

• Transparent Communication – Regular 360° feedback sessions and mentor support to help you grow.

• Top-Notch Equipment – Get a MacBook for your work. If you choose to work from our Warsaw office, you'll also have access to a 34” (16:9) widescreen monitor and an ergonomic standing desk.

• Weekly English Lessons – Optional classes with a native speaker to help you improve your skills.