Senior SDET / Quality Engineering Specialist
London Stock Exchange · Nottingham, United Kingdom
About The Role
Join our central Quality Enablement team as a Senior Quality Engineer. You will define standards for automated testing across our Java microservices and Python-based AWS Lambda functions. Your responsibilities will include enabling teams to maintain a robust microservices testing strategy, supporting engineers in running containerized services locally, collaborating closely with developers and analysts, building and maintaining automated tests, integrating tests into CI/CD pipelines, and exploring new tools and approaches to improve coverage and reliability. Strong experience in Java development and test automation, knowledge of microservices testing strategies, and familiarity with CI/CD pipelines are required.
- Enabling teams to maintain a robust microservices testing strategy, covering unit, component, contract, and end-to-end tests.
- Collaborating closely with developers, analysts, and fellow engineers to embed quality early, continuously improve frameworks, and enhance CI/CD pipelines.
- Building and maintaining automated tests using Java (JUnit, Rest-Assured), Pact for contract testing, and integrating tests into CI/CD pipelines.
- Advanced testing tools: Pact, Rest-Assured, Mockito, Localstack
- Strong communication skills and a passion for continuous learning
- Strong experience in Java development and test automation
- Knowledge of microservices testing strategies
- Experience of performance testing large distributed applications
- Exposure to containerization & Orchestration: Docker, Kubernetes, EKS
- AWS platform knowledge, including Lambda (for integration), API Gateway, S3, CloudWatch, and IAM
- Service Resilience: Exposure to test strategies like fault injection, resiliency measures such as circuit breakers or networking layers like service mesh
- Infrastructure as Code: Terraform, CloudFormation
- Familiarity with CI/CD pipelines and trunk-based development
- Observability: Distributed tracing and monitoring in microservices
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