Lead Test Engineer

Certain Advantage are hiring for a highly skilled Lead Test Engineer to join a major digital trans-formation programme. You will play a key role in defining and embedding a scalable, automation-first test strategy across multiple delivery teams, supporting the transition from monolithic systems to modern microservices architecture.

Your responsibilities:

• Define and implement an end-to-end test strategy aligned to microservices architecture

• Establish standards, patterns, and best practices across multiple teams

• Assess current testing approaches and drive continuous improvement Embed testing strategy across teams, creating scalable frameworks and exemplars

• Design, build, and maintain automated test frameworks

• Work across different test levels: unit, integration, contract, system, and E2E

• Lead automation efforts in Java-based environments

• Support teams with implementation, not just direction

• Partner with engineering teams and stakeholders to ensure alignment

• Provide technical leadership and coaching to testers and developers

• Ensure testing practices are consistently applied across teams

• Hands-on automation experience using: Java, Selenium, Rest Assured, API, contract, and integration testing

• Experience working with monolith and microservices systems

• Knowledge of:CI/CD pipelines, Spring Boot-based applications, Performance testing fundamentals

• Contract testing, API testing, and asynchronous messaging (e.g. Kafka) Non-functional testing (performance, accessibility)

• Experience with non-relational databases (e.g. MongoDB)

• Automation-first mindset with ability to build reusable, maintainable frameworks