Automation Test Engineer
Senior Test Automation Engineer – SC Cleared
Remote - £600 PD Inside IR 35 – 6 moths
A leading public sector organisation is seeking an experienced Senior Test Automation Engineer to play a key role in the delivery of a large-scale digital transformation programme. The chosen candidate must have experience in Playwright or Cypress, Kotlin and TypeScript with API testing.
This is an opportunity to work within a complex enterprise environment, helping to ensure the quality, resilience, and performance of critical services that support thousands of users across the UK.
Working within a multidisciplinary Agile team, you will be responsible for designing, building, and maintaining automated testing frameworks across UI, API, and end-to-end testing layers. You will work closely with developers, business analysts, and operational stakeholders to ensure robust testing coverage across multiple interconnected systems.
Key Responsibilities
- Design and implement automated test frameworks for UI, API, integration, and end-to-end testing.
- Develop and maintain automated tests using Playwright and/or Cypress.
- Test services built using Kotlin and TypeScript technologies.
- Validate complex integrations between modern platforms and legacy systems.
- Deliver API testing across multiple services and enterprise applications.
- Perform resilience and failure testing, including timeout, degradation, and dependency failure scenarios.
- Implement and maintain contract testing frameworks using tools such as PACT.
- Verify cross-system data propagation and state changes across integrated platforms.
- Create and maintain smoke, regression, and core user journey test suites covering both happy and unhappy paths.
- Test data flows, imports, exports, synchronisation processes, and data integrity controls.
- Support feature-flagged releases and validate behaviour across multiple feature configurations.
- Execute performance and load testing activities using tools such as Gatling.
- Support and coordinate User Acceptance Testing (UAT) activities with operational stakeholders.
- Contribute to continuous improvement of testing standards, processes, and automation capabilities.
- Strong experience designing and implementing enterprise-scale automated testing frameworks.
- Hands-on expertise with Playwright and/or Cypress.
- Proven experience testing applications and services developed in Kotlin and TypeScript.
- Strong API testing experience within complex distributed environments.
- Experience testing integrations between multiple systems and services.
- Knowledge of resilience testing, fault injection, timeout handling, and service degradation scenarios.
- Experience with contract testing tools such as PACT.
- Strong understanding of test automation best practices and CI/CD integration.
- Experience validating data integrity across complex data flows and synchronisation processes.
- Knowledge of PostgreSQL, SQL, and database-driven testing approaches.
- Ability to test edge cases, exception handling, and operational failure modes.
- Experience supporting large-scale UAT programmes.
- Excellent stakeholder management and communication skills.
- Experience with data migration testing, including mapping, transformation, and validation.
- Exposure to criminal justice, government, or highly regulated environments.
- Experience with performance and load testing tools such as Gatling.
- Knowledge of large-scale distributed architectures and microservices environments.
- Opportunity to work on a high-profile national transformation programme.
- Complex enterprise-scale technology environment.
- Collaborative Agile delivery teams.
- Long-term contract potential.
This listing is from reed. View original listing ↗