Lead QA Engineer in London

We are looking for a detail-oriented QA Engineer to join our London-based team, focusing primarily on manual testing of our software systems. This role is centered on validating the performance, reliability, and usability of the software that powers our vending and retail platforms.

You will play a key role in identifying issues, preventing regressions, and ensuring a seamless experience for end users across our range of smart retail products.

What You Will Do:

• Develop and execute detailed manual test plans for our software platforms (frontend and backend) including experience with documenting test scenarios following the Gherkin syntax.
• Perform exploratory, functional, regression, and integration testing on a connected system of web-based and embedded components, including physical devices such as payment terminals, temperature probes, dispensing devices, FOB scanners, and cameras.
• Document, triage, and track issues using tools such as JIRA and Xray, collaborating closely with developers to resolve bugs.
• Collaborate with product managers and developers to understand requirements and ensure full test coverage.
• Validate software updates and deployments in real-world device environments.
• Contribute to improving our QA processes, documentation, and internal tools.
• Occasionally assist with basic testing on physical devices as part of end-to-end feature validation.

What You Will Bring:

• 5+ years of experience in automated and manual software QA testing.
• Eligible to work in the UK and available to work on-site from our facility in Royal Arsenal, Woolwich (London).
• English language at level C1.
• Strong understanding of QA methodologies and defect tracking systems.
• Proficient in Python and TypeScript. Writes test code that is robust and maintainable.
• Skilled in automating UI tests with Selenium, Playwright, Cypress, Storybook or similar, with a solid understanding of web application behaviour (e.g., HTTP, WebSockets, DOM).
• Experience developing automated tests for Python applications using pytest, unittest, or similar frameworks, mocking requests to third party APIs and interacting with embedded devices such as payment terminals, temperature probes, cameras, and MCUs via standard protocols (e.g., RS-232, I2C, USB) and proprietary interfaces.
• Familiarity with Linux file systems, command-line operations, and basic system navigation.
• Comfortable working in an agile development environment, good communication skills and a collaborative mindset.

Nice to have:

• Experience with hardware-integrated software or IoT devices.
• Understanding of CI/CD pipelines and testing in staging/production environments.

Why Join Us:

• Health: Competitive compensation with private healthcare.
• Global Impact: A chance to shape the future of unattended retail technology across the globe.
• Growth Opportunities: Fast-growing team, shape our engineering culture, mentor juniors and learn new technologies.
• Collaborative Culture: Small, passionate teams, open to new ideas and tech experimentation.
• The usual: budget for personal development, benefits for your well-being, and some decent swag.

About us: Boost inc is a global leader in unattended retail technology, redefining traditional vending by transforming it into modern, digital retail experiences. Headquartered in Switzerland, with a dedicated technology hub in the UK, our team of over 150 professionals works across Zurich, London, and offices in four additional countries. Since our founding, we have empowered more than 400 customers across Europe and beyond - including vending operators, OEMs, and consumer brands - with cutting-edge solutions designed to drive operational efficiency, business growth, and engaging consumer experiences.

Here you can find more information: www.boostinc.com / www.boostbar.ch