Test Engineer (Automation)
CV-LibrarySwindoncontractPosted: 17 September 2026
Apply NowTest Engineer – 6 Month Contract | Swindon / Hybrid
We’re looking for an experienced Test Engineer to join a major technology programme, providing hands-on test automation, network validation and service assurance across complex deployment and migration activities.
3 days per week onsite taking ownership of automated testing and validation throughout the change lifecycle, helping ensure deployments are secure, stable and ready to progress into production.
Key responsibilities include:
Designing, developing and maintaining automated test frameworks and scripts, integrated into CI/CD pipelines.
Performing pre-change and post-change validation across deployment and migration activities
Acting as a pipeline gatekeeper, ensuring deployments only progress when defined validation criteria are met
Developing and maintaining pyATS-based validation suites to verify network state, configuration and behaviour
Conducting penetration testing and vulnerability assessments ahead of go-live
Supporting Root Cause Analysis (RCA) across network, platform, performance and functional issues
Producing structured test reports and evidence packs for audit, regulatory and change-governance requirements
Working closely with automation, platform, network and security engineering teams to provide end-to-end service assurance
Participating in migration windows and change bridges, providing live validation and monitoring during deployments
Required Skills:
This is a hands-on test engineering position, so we’re particularly interested in candidates with strong experience across:
Test automation and validation engineering
pyATS and network validation/testing
CI/CD pipelines and pipeline-integrated assurance
Pre- and post-change testing
ThousandEyes or similar service/performance monitoring platforms
Network and platform troubleshooting / RCA
Security testing, penetration testing and vulnerability assessment
Testing within controlled, regulated or compliance-focused environments
We’re looking for an experienced Test Engineer to join a major technology programme, providing hands-on test automation, network validation and service assurance across complex deployment and migration activities.
3 days per week onsite taking ownership of automated testing and validation throughout the change lifecycle, helping ensure deployments are secure, stable and ready to progress into production.
Key responsibilities include:
Designing, developing and maintaining automated test frameworks and scripts, integrated into CI/CD pipelines.
Performing pre-change and post-change validation across deployment and migration activities
Acting as a pipeline gatekeeper, ensuring deployments only progress when defined validation criteria are met
Developing and maintaining pyATS-based validation suites to verify network state, configuration and behaviour
Conducting penetration testing and vulnerability assessments ahead of go-live
Supporting Root Cause Analysis (RCA) across network, platform, performance and functional issues
Producing structured test reports and evidence packs for audit, regulatory and change-governance requirements
Working closely with automation, platform, network and security engineering teams to provide end-to-end service assurance
Participating in migration windows and change bridges, providing live validation and monitoring during deployments
Required Skills:
This is a hands-on test engineering position, so we’re particularly interested in candidates with strong experience across:
Test automation and validation engineering
pyATS and network validation/testing
CI/CD pipelines and pipeline-integrated assurance
Pre- and post-change testing
ThousandEyes or similar service/performance monitoring platforms
Network and platform troubleshooting / RCA
Security testing, penetration testing and vulnerability assessment
Testing within controlled, regulated or compliance-focused environments