Quality Assurance Specialist

Job Spec: Quality Assurance (QA) Engineer

(AI, Web & Telephony Platforms)

Location: Bristol In-House/Hybrid

Employment Type: Full-time

Experience Level: Mid–Senior

Salary: £40k - £60k DOE

About the Role

We are seeking a detail-oriented QA Engineer to ensure the quality, reliability, and performance of our AI-powered communications platform. You will work closely with Backend, Frontend, Telephony, DevOps, and AI teams to test complex systems involving web apps, APIs, real-time voice services, and AI-driven conversational agents.

This role is critical in maintaining production stability while enabling rapid, confident product development.

Key ResponsibilitiesTest Planning & Execution

• Design and execute test plans for web applications, APIs, voice systems, and AI features.
• Perform functional, regression, integration, and exploratory testing.
• Validate end-to-end workflows across frontend, backend, telephony, and AI services.

Automation & Tooling

• Build and maintain automated test suites for APIs and web applications.
• Contribute to CI/CD pipelines with automated quality gates.
• Help define test strategies for real-time voice and AI-driven systems.

AI & Voice Quality Assurance

• Test conversational AI flows, prompts, and voice agent behaviors.
• Validate speech recognition, text-to-speech, and call routing accuracy.
• Monitor AI agent performance and flag quality or consistency issues.

Collaboration & Process

• Work closely with developers and PMs during sprint planning and releases.
• Reproduce, document, and track bugs with clear steps and logs.
• Help improve QA processes, documentation, and release readiness standards.

What We're Looking For

• 3+ years experience in QA for web and API-driven systems.
• Strong understanding of REST APIs, microservices, and system integrations.
• Experience with test automation tools (e.g., Playwright, Cypress, Postman, pytest, or similar).
• Familiarity with CI/CD pipelines and Git-based workflows.
• Excellent attention to detail and strong communication skills.
• Comfortable working with fast-moving engineering teams.

Nice to Have

• Experience testing telephony, VoIP, WebRTC, or real-time systems.
• Exposure to AI/ML systems, LLM-powered applications, or chat/voice bots.
• Experience with load testing and performance monitoring tools.
• Basic scripting or coding ability in Python or JavaScript.

Why Join Us

• Work on cutting-edge AI voice and communications technology.
• High impact on product stability and customer experience.
• Collaborative engineering-driven culture.
• Flexible working and competitive compensation.