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Senior Software Engineer in Test (Python)

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Onsite

Senior Software Engineer in Test (Python)

Roku

Senior Software Engineer in Test (Python)

Skills

PythonTesting & QAGitLabJenkinsData AnalysisMachine LearningAIAWS

2 months ago

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Important information


Contract type:

Permanent

Location:

Cambridge, UK

Work mode:

Onsite

Published on:

29 August 2026

What they need


  • As part of our team, you’ll leverage your diverse skills to support both Software Engineers and QA Engineers, tackling the daily challenges of their roles
  • Your specialist knowledge will be invaluable in suggesting improvements to enhance quality and streamline workflows, ensuring we continue to exceed our customers’ expectations
  • As a Senior Software Engineer (SDET), you’ll be the transformational force that revolutionizes our testing approach
  • You’ll leverage AI and advanced analytics to identify quality gaps, architect intelligent testing solutions, and establish new standards for test effectiveness that go beyond simple coverage metrics
  • Design and implement intelligent test analysis systems that identify quality gaps, predict failure patterns, and optimize test effectiveness
  • Design systems that collect, analyse and act on the testing data to continuously improve on the quality processes
  • Experience with systematic regression tracking and implementing process to prevent regression reoccurrence
  • Establish new methodologies for measuring and improving test quality beyond simple pass/fail metrics, focusing on regression prevention and production reliability
  • Leverage AI-powered tools for automated failure analysis, root cause identification, and test flakiness scoring
  • Define and implement architectural patterns that make testing more effective, maintainable, and aligned with business impact

Benefits

  • Medical, wellness and financial benefits
  • Free snacks and access to the company fitness center
  • Unlimited paid time off policy
  • Work from home opportunities- Leadership experience mentoring engineers and driving organizational change in testing practices
  • Excellent verbal and written communication skills with ability to influence senior leadership and cross functional teams on quality initiatives
  • 8+ years of programming experience across multiple languages with Python
  • Certifications or training in AI/ML or AI testing (e.g., Coursera AI for Everyone, Google AI Engineer, ISTQB AI Testing Foundation)
  • 5+ years of hands-on experience with test architecture and automation systems design
  • Advanced test analysis skills: Experience with test flakiness analysis, failure pattern recognition, and automated root cause identification
  • Proven track record in driving test transformation: Experience leading initiatives that significantly improved test effectiveness and reduced production issues
  • AI expertise for testing: Ability to design, implement, and optimize solutions leveraging LLMs, and predictive analytics for quality assurance
  • Knowledge of continuous integration tools (Jenkins/GitLab, TeamCity, AWS) and their optimization for quality gates
  • Some working knowledge of C++

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