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Tesco Technology

Choose your High Fibre Champion Discover Nestlé cereals that help you reach 30g of fibre a day Start the mornings with a tasty little win Offer the whole family a breakfast that delivers not just a great taste, but a cereal that is high in fibre from oats, wheat and barley and contains 7 vitamins, iron and calcium. That's a little win!

We are looking for an experienced SDET 3 to drive quality engineering initiatives across our products. In this role, you will define the overall testing strategy, lead a team of SDETs and QA engineers, and establish scalable automation frameworks that ensure high-quality software delivery. You will work closely with engineering, product, and DevOps teams to embed quality throughout the software development lifecycle and champion a culture of continuous testing.

The core responsibilities for the job include the following:

Quality Engineering:

  • Design, develop, and maintain scalable automation frameworks for web, mobile, and API testing.
  • Establish tools, frameworks, and best practices for functional, regression, integration, and performance testing.
  • Ensure quality gates are integrated into CI/CD pipelines to support reliable and efficient software releases.
  • Track and report key quality metrics, including test coverage, defect density, regression rates, and release readiness.
  • Collaborate with engineering teams to identify automation opportunities and improve overall product quality.

Cross-functional Collaboration:

  • Partner with engineering and product leadership to define release quality standards and testing strategies.
  • Work closely with DevOps teams to integrate automated testing into deployment pipelines.
  • Coordinate with support and incident response teams to investigate production issues and drive root cause analysis.
  • Participate in architecture and design discussions to ensure testability and maintainability of applications.

Requirements:

  • 6-9 years of experience in software testing, QA automation, or SDET roles.
  • Prior leadership or team management experience.
  • Strong programming skills in one or more of the following: Java. JavaScript/TypeScript, Python.
  • Proven experience designing, building, and maintaining robust automation frameworks.
  • Strong understanding of test automation methodologies and software quality best practices.
  • Experience integrating automated tests into CI/CD pipelines.
  • Excellent communication, stakeholder management, and leadership skills.
  • Ability to mentor engineers and drive quality initiatives across multiple teams.
  • A quality-first engineering mindset.
  • Strong problem-solving and analytical skills.
  • Passion for automation and engineering excellence.
  • Ability to influence cross-functional teams and drive continuous improvement.
  • A collaborative leader who thrives in fast-paced product organisations.

Preferred Qualifications:

  • Experience scaling QA or SDET teams.
  • Exposure to fintech, ride-hailing, e-commerce, or other high-scale consumer platforms.
  • Experience with performance, API, and end-to-end automation testing.
  • Familiarity with Agile/Scrum development methodologies.
  • Knowledge of cloud platforms and modern DevOps practices is a plus.

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