Role Summary:
As a Senior QA Engineer here at LCCC, you are the quality owner within your Scrum team. You play a crucial role in ensuring the quality, reliability, and resilience of our systems by driving strong testing practices and acting as the primary voice of quality throughout the software development lifecycle. You are the execution expert within your team—delivering high‑quality test coverage, mentoring peers, improving processes, and enabling engineers to adopt a quality‑first mindset. You collaborate closely with development teams and other stakeholders to deliver consistently high‑quality software in a fast‑paced, agile environment.
Key Responsibilities
- Test Planning and Execution: Collaborate with the development teams to define test strategies, test plans, and test cases based on project requirements and user stories. Execute test cases and document test results thoroughly.
- Test Automation: Design, develop, and maintain automated test scripts to increase testing efficiency and coverage. Collaborate with the Principal QA Engineer to establish and improve the test automation framework.
- Defect Management: Identify, report, and track defects, working closely with development teams to ensure timely resolution and retesting.
- Continuous Testing: Work with the development teams to integrate automated tests into the CI/CD pipeline, enabling continuous testing and regression testing.
- Performance and Load Testing: Conduct performance and load testing to assess system responsiveness, stability, and scalability.
- Non-Functional Testing: Participate in non-functional testing activities, such as security, accessibility, and usability testing.
- Test Documentation: Create and maintain comprehensive test documentation, including test plans, test cases, and test reports.
- Test Environment Management: Collaborate with the development teams to set up and maintain testing environments.
- Test Data Management: Ensure the availability of test data and manage test data sets for different testing scenarios.
- Mentorship & Quality Leadership: Support, guide, and mentor other QAs, sharing knowledge openly and setting a strong example for quality.
Skills Knowledge and Expertise
Essential:
- Proven commercial experience in software testing, test automation, and quality assurance.
- Hands-on experience in test planning, test case design, and test execution.
- Superb knowledge of test automation tools and frameworks, such as Selenium, Playwright, JUnit, TestNG, or similar.
- Experience with scripting languages, such as Python, Java, or JavaScript, for test automation.
- Familiarity with CI/CD pipelines and integrating automated tests into the development workflow.
- Ability to coach and mentor QA Engineers.
- Excellent debugging and analytical skills, with ability to go beyond surface-level failures.
Desirable:
- Knowledge of performance testing tools, such as JMeter, Gatling, or LoadRunner.
- Experience in security testing methodologies and tools.
- Understanding of accessibility testing standards and practices.
About the Role
We are seeking a Senior Software Test Engineer to join our Analysis Platform team. You'll verify the backend services and user interface that platform scientists use to launch analyses, follow runs and interact with reports from our analysis pipeline. You will also support testing across our entire software product.
What you'll work on
- Test the services and user interface that launch and manage data analysis workflows, serving both internal teams and external users
- Provide software testing expertise across the product, working with the instrument team to test the instrument software and the bioinformatics team to test the analysis workflows
- Help ensure that testability is designed into our system components
- Review product requirements, software design, and test cases
Full-time, permanent role.
London hybrid at Scale Space, White City, 3-4 days/week.
Requirements
- 6+ years' experience, with exposure to the full product development lifecycle
- Significant experience of manual and automated testing of APIs and user interfaces in a commercial software environment
- Experience with modern testing frameworks, including integration and end-to-end testing (e.g. pytest, Cucumber, Playwright)
- Comfortable owning outcomes, making decisions, and pushing work over the finish line in a fast-moving environment
- Ability to collaborate effectively as part of a cross-functional team, with domain experts and product leads
Desirable
- Experience developing an automated test suite from scratch
- Broad experience of the full software testing domain, with exposure to usability testing, security testing and performance testing
- Familiarity with Azure infrastructure components and terminology
- Experience using AI to augment productivity while maintaining rigour as part of an SDLC process
- Experience of software verification within a Quality Management System
- Scientific, bioinformatics or lab-software experience
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