Senior QA Engineer: Data & API Quality in Hybrid London
La Fosse
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Job summary
La Fosse is seeking a Senior QA Engineer in London on a hybrid basis (2 days per week in the office). You will join a technology modernization program, ensuring quality across legacy and cloud systems and validating integrations, data flows and end-to-end functionality.
Responsibilities include hands-on testing across Java/CRM apps, API/integration testing with MuleSoft, and testing data pipelines in Microsoft Fabric and Power Automate.
Qualifications
- Hands-on software testing in complex environments.
- Experience with API and integration testing.
- Strong data testing and validation across systems.
- Familiarity with MuleSoft, Microsoft Fabric or Power Automate is a plus.
- Experience with Java or legacy technology is beneficial.
Responsibilities
- Deliver hands-on functional, integration and end-to-end testing across a complex tech stack.
- Test migrations from legacy Java platforms to modern CMS.
- Validate APIs, integrations and data flows across MuleSoft and connected systems.
- Support testing across Microsoft Fabric, including data validation and reconciliation.
- Test Power Automate workflows and integrations with business apps.
- Identify, investigate and manage defects through to resolution.
- Collaborate with developers, engineers and business stakeholders throughout the lifecycle.
Skills
Job description
La Fosse is seeking a Senior QA Engineer in London on a hybrid basis (2 days per week in the office). You will join a technology modernization program, ensuring quality across legacy and cloud systems and validating integrations, data flows and end-to-end functionality.
Responsibilities include hands-on testing across Java/CRM apps, API/integration testing with MuleSoft, and testing data pipelines in Microsoft Fabric and Power Automate.
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