QA Engineer

Harnham; Greater London; On-site; GBP 60,000 - 90,000; Full time

Job summary

Harnham is seeking a QA Automation Engineer to design, build and maintain automated testing solutions across a modern microservices stack. You will collaborate with Product Managers, Developers and QA to ensure high-quality software delivery.

The role focuses on automating smoke, regression and API tests using Java or Kotlin, Selenium/Selenide or Playwright, and integrating with CI/CD pipelines. Experience in Agile teams and SQL testing is essential, with AI-assisted testing tools a plus.

Qualifications

• Proven years of experience in QA Automation Engineering.
• Strong Java and/or Kotlin programming skills.
• Experience with Selenium, Selenide or Playwright.
• Knowledge of TestNG, JUnit and automation frameworks.
• SQL and database testing experience.
• Experience with CI/CD pipelines and GitHub Actions.
• Previous experience within Agile teams.

Responsibilities

• Design, build and maintain automated testing solutions across a modern microservices environment.
• Work closely with Product Managers, Developers and QA colleagues to ensure high-quality software delivery.
• Drive automation best practices and reduce reliance on manual testing.
• Execute smoke, regression, functional and API testing activities.
• Leverage AI-powered tools to improve testing efficiency and productivity.

Skills

QA Automation Engineering

Java

Kotlin

Automation frameworks

SQL

CI/CD

Agile

Tools

Selenium

Selenide

Playwright

TestNG

JUnit

GitHub Actions

Job description

Type: Permanent Role

The Role:

• Join a high-growth technology business developing innovative digital financial products.
• Design, build and maintain automated testing solutions across a modern microservices environment.
• Work closely with Product Managers, Developers and QA colleagues to ensure high-quality software delivery.
• Drive automation best practices and reduce reliance on manual testing.
• Execute smoke, regression, functional and API testing activities.
• Leverage AI-powered tools to improve testing efficiency and productivity.

Requirements:

• Proven years of experience in QA Automation Engineering.
• Strong Java and/or Kotlin programming skills.
• Experience with Selenium, Selenide or Playwright.
• Knowledge of TestNG, JUnit and automation frameworks.
• SQL and database testing experience.
• Experience with CI/CD pipelines and GitHub Actions.
• Previous experience within Agile teams.

What Will Make You Stand Out:

• Experience testing microservices architectures.
• Exposure to JMeter or Gatling.
• Experience with Elasticsearch and Sentry.
• Strong understanding of modern web technologies.
• Experience using AI tools to enhance testing workflows.
• Excellent communication and collaboration skills.