QA: Functional & Oracle DB Testing Specialist

Sentinel; Greater London; On-site; GBP 40,000 - 65,000; Full time

Job summary

Sentinel is seeking a QA professional with hands-on functional testing and Oracle database testing experience to ensure reliable applications and accurate data in our global technology platform. You will collaborate with business analysts, developers and users to translate requirements into test plans, execute end-to-end tests, and validate backend data with SQL.

You will also support UAT and drive data reconciliation across source and target systems.

Qualifications

• Bachelor’s or Master’s degree in engineering or related discipline.
• Hands-on experience with manual functional testing and backend data validation.
• Strong SQL skills and ability to validate data using joins and aggregates.
• Experience with Oracle or similar RDBMS and data reconciliation.
• Familiarity with SDLC, STLC, test design and defect management.
• Experience using Jira, Azure DevOps or equivalent for test management.
• Experience supporting UAT with business stakeholders.

Responsibilities

• Analyze requirements, specifications, user stories, and data mappings to define test criteria.
• Prepare test plans, test cases, and test data covering workflows and edge cases.
• Execute smoke, sanity, system, integration, regression and end-to-end tests across connected applications.
• Write SQL queries to validate records against expected results.
• Reconcile data between source and target systems and verify transformation rules.
• Report defects with clear reproduction steps and evidence, and support triage.
• Maintain traceability between requirements, tests, and defects; report coverage and release risks.
• Support UAT with business users and product owners during delivery.

Skills

Manual functional testing

SQL

Data validation

SDLC/STLC

Agile Scrum

Requirements analysis

Education

Bachelor’s or Master’s degree in engineering or related discipline

Tools

Oracle database testing

Jira

Azure DevOps

Postman

Job description

Sentinel is seeking a QA professional with hands-on functional testing and Oracle database testing experience to ensure reliable applications and accurate data in our global technology platform. You will collaborate with business analysts, developers and users to translate requirements into test plans, execute end-to-end tests, and validate backend data with SQL.

You will also support UAT and drive data reconciliation across source and target systems.