Senior Quality Assurance Engineer

Senior QA Engineer

Location: London (Hybrid)

Salary: £50,000 to £65,000

Company: Our client

Backed by: A leading European fund and corporate services provider

About Our Client

Our client is a rapidly scaling private markets data intelligence platform delivering innovative solutions for private market GPs. Backed by one of Europe’s largest fund and corporate services organisations, they are strengthening their quality practices and elevating engineering standards across the business.

If you care about modern testing, Continuous Delivery, collaboration and catching issues early, this role will be an excellent match.

The Role

You will join a cross functional team building data driven products within a microservice architecture. Reporting to the Lead QA Engineer, you will help evolve testing strategy, elevate engineering quality and champion shared ownership of testing across the organisation.

This is a highly collaborative role that partners closely with Engineering, Product, Design, Client Success and subject matter experts from discovery through release.

What You Will Do;

Embed Quality From Discovery To Release

• Participate in discovery sessions and story kickoffs to clarify requirements and risks
• Shape clear and testable acceptance criteria rooted in real user behaviour
• Define and agree all required test cases for release within your service
• Validate stories collaboratively to avoid handoffs and late surprises

Strengthen Automated And E2E Testing

• Contribute to an improved E2E testing strategy focused on meaningful user workflows
• Design and maintain Playwright based E2E tests
• Drive high quality testing across layers including unit, integration, API and acceptance
• Improve CI and CD signals so the pipeline becomes a reliable source of release confidence

Improve Data Validation And Early Issue Detection

• Develop a strong understanding of how data is ingested, transformed and served
• Validate data accuracy, integrity and consistency across services
• Collaborate with SMEs and product teams to define clear and testable data criteria
• Introduce automated checks to detect anomalies early and support root cause analysis
• Push testing closer to development through pairing and strong automation practices

Raise Team Wide Capability

• Promote habits that reduce defects and strengthen release confidence
• Mentor less experienced QA engineers in automation and test design
• Help continually improve how the team thinks about and approaches quality

What You Need

• Strong experience in QA or software engineering
• Hands on experience with Playwright, Cypress or similar frameworks
• Experience in cross functional teams practising Continuous Delivery
• Ability to design automated tests across multiple layers
• Strong ability to define test cases based on real user behaviour and business logic
• Confidence reviewing changes for testability and risk
• Experience with microservices and API driven systems
• Familiarity with JavaScript, TypeScript and Python
• Excellent communication skills and collaborative working style
• Experience mentoring others and improving QA practices
• Exposure to AI assisted development tools that support test design and coverage

Why Join

• Work on impactful, data intensive products for private market GPs
• Join a collaborative, modern and scaling engineering culture
• Influence and shape QA strategy across the organisation
• Make a genuine impact on product quality and engineering capability