Senior SDET: Automation Architect for API & UI

Flex; København; On-site; DKK 774,000 - 1,138,000; Full time

Job summary

Flex is seeking a Senior SDET to own test automation and quality efforts across product areas. You will architect and optimize automation frameworks, lead test strategy for complex systems, and mentor others to improve engineering quality.

You will design robust automated suites for API, UI, and integration testing, integrate tests into CI/CD, and drive cross-team quality improvements to deliver reliable releases.

Qualifications

• Bachelor's degree or equivalent experience.
• 5+ years of experience in software development and test automation.
• Advanced proficiency in multiple programming languages and test automation frameworks.
• Deep experience designing, building, and maintaining automation frameworks (e.g., Playwright, Cypress, Selenium, RestAssured).
• Strong expertise in API, UI, and integration testing.
• Proficient in CI/CD pipeline integration and optimization.
• Excellent cross-functional communication and mentorship skills.
• Strong written and verbal communication skills; able to collaborate across functions.

Responsibilities

• Architect, implement, and optimize automated test frameworks for complex product areas.
• Design, develop, and maintain robust automated test suites for API, UI, and integration testing.
• Lead test strategy development and perform risk analysis for major features and systems.
• Integrate automated testing into CI/CD pipelines, supporting continuous integration and delivery processes.
• Proactively identify systemic quality issues and drive cross-team process improvements.
• Analyze test coverage, identify gaps, and implement solutions to improve product quality.
• Collaborate closely with engineering, product, and quality leaders on cross-functional quality initiatives and release planning.
• Provide technical guidance and mentorship to junior SDETs and QA team members.
• Review code and test cases contributed by other engineers for quality and maintainability.
• Maintain accurate and actionable test documentation, reports, and quality metrics.
• Investigate and resolve complex defects and production issues through advanced debugging and root cause analysis.
• Advocate for quality and champion adoption of best practices within and across engineering teams.
• Proven ability to lead test strategy and risk analysis while making high-impact technical decisions amid ambiguity.

Skills

Software development

Test automation

Debugging

Communication

Mentorship

Education

Bachelor's degree in Computer Science or related field

Tools

Playwright

Cypress

Selenium

RestAssured

Job description

Flex is seeking a Senior SDET to own test automation and quality efforts across product areas. You will architect and optimize automation frameworks, lead test strategy for complex systems, and mentor others to improve engineering quality.

You will design robust automated suites for API, UI, and integration testing, integrate tests into CI/CD, and drive cross-team quality improvements to deliver reliable releases.