Senior QA / Test Engineer – AI & Platform

Company: Jobtailor
Apply for the Senior QA / Test Engineer – AI & Platform
Location: Hyde Park Corner
Job Description:

  • Define and execute functional, integration, regression, and end-to-end test strategies
  • Develop and maintain automated test coverage across applications, APIs, and workflows
  • Support UAT, defect management, release testing, and production readiness
  • Test APIs and integrations across internal and external services
  • Validate AI-generated outputs for accuracy, relevance, consistency, and grounding
  • Assess RAG and retrieval performance
  • Establish repeatable evaluation approaches and datasets for AI-enabled functionality
  • Investigate, reproduce, and resolve defects with engineering teams
  • Provide quality evidence for release and go-live decisions
  • Work with engineering, product, and operational teams throughout the development lifecycle

Requirements

  • Current SC Clearance required
  • Strong experience in QA, Test Engineering, or Test Automation within production applications
  • Experience with Playwright, Cypress, or Selenium
  • Strong API and integration testing skills using Postman or similar tools
  • Experience with SQL, CI/CD, and defect management tooling such as Jira or Azure DevOps
  • Good technical understanding of web applications, APIs, and modern application architectures
  • Understanding of AI evaluation concepts, including groundedness, relevance, hallucination testing, and retrieval quality
  • Strong analytical, problem-solving, and stakeholder communication skills
  • Experience testing Generative AI, LLM, or RAG solutions highly desirable
  • Python, TypeScript/JavaScript, or similar scripting experience advantageous

Core Competencies

Demonstrates expertise in defining and executing comprehensive testing strategies, including functional, integration, and regression testing, while ensuring high-quality standards for AI-generated outputs and application performance. Proficient in utilizing automation tools and methodologies to enhance testing efficiency and accuracy across various platforms.

Highest-signal resume keywords

  • QA Test Engineering
  • Test Automation
  • API Testing
  • Playwright Cypress Selenium
  • SC Clearance

ATS Optimization Keywords

Hard Skills

  • Test Strategy Development
  • Automated Test Coverage
  • Defect Management
  • SQL
  • CI/CD
  • Python
  • TypeScript
  • JavaScript
  • AI Evaluation Concepts
  • Integration Testing

Soft Skills

  • Analytical Skills
  • Problem-Solving
  • Stakeholder Communication

Certifications & Qualifications

  • Current SC Clearance

Industry Keywords

  • Generative AI
  • LLM
  • RAG Solutions
  • Web Applications
  • Modern Application Architectures

Tools & Technologies

  • Postman
  • Jira
  • Azure DevOps

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Posted: September 14th, 2026