AI Tester

Job Title: AI Tester

Location: Remote

Rate: Competitive day rate (to be confirmed)

Type: Contract — 12 months | Outside IR35

Start: Immediate

Company: 167 Solutions Ltd (on behalf of an enterprise client)

Overview

167 Solutions Ltd are recruiting for an AI Tester to join an enterprise organisation delivering cutting-edge AI-powered products.

This outside IR35 contract role is ideal for a technically-minded tester with a strong eye for user experience, who can validate AI-driven interfaces and ensure quality across both functional and non-functional dimensions at pace.

Key Responsibilities

  • Design and execute testing strategies for AI-powered applications and UI/UX interfaces
  • Develop and maintain automated and manual test frameworks across web and application layers
  • Test and validate AI model outputs, chatbot interactions, and generative AI features for accuracy, reliability, and usability
  • Conduct UI/UX testing to ensure seamless, accessible, and intuitive user experiences
  • Work closely with developers, designers, and product stakeholders to identify and resolve defects early
  • Define acceptance criteria and contribute to quality standards across delivery teams
  • Report on test coverage, defect trends, and quality metrics to senior stakeholders
  • Support continuous testing within CI/CD pipelines

Skills and Experience

  • Proven experience in software testing with a focus on AI systems or intelligent applications
  • Strong UI/UX testing experience — including usability, accessibility, and front-end validation
  • Familiarity with testing AI/ML model outputs, LLM responses, or chatbot flows
  • Experience with test automation tools (e.g. Selenium, Playwright, Cypress, or similar)
  • Understanding of Agile and DevOps delivery practices
  • Strong analytical skills with the ability to identify edge cases and failure modes in AI behaviour
  • Excellent communication skills — able to work across technical and non-technical teams
  • Enterprise-scale delivery experience

Desirable

  • Experience testing Generative AI features or LLM-integrated products
  • Exposure to AWS AI services or cloud-hosted AI platforms
  • Familiarity with accessibility standards (WCAG 2.1 or similar)
  • Experience with performance or load testing
  • Background in UX research or user testing methodologies
  • Knowledge of CI/CD tools and containerised environments

What's on Offer

  • Competitive outside IR35 day rate
  • 12-month contract with potential to extend
  • Remote working
  • High-impact role working on enterprise AI products
  • Immediate start available

Apply

Apply now or contact 167 Solutions Ltd for a confidential conversation.

About 167 Solutions Ltd

167 Solutions Ltd is a specialist recruitment consultancy connecting businesses with top talent across senior appointments, technology, and CRM roles.

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Job Details

Company
167 Solutions Ltd
Location
London, South East, England, United Kingdom
Hybrid / Remote Options
Employment Type
Contractor
Salary
£400 - £750 per day
Posted