X4 Technology
Network Test Engineer
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Job Title: Network Test Engineer (Active SC Clearance Required)
Day Rate: £400-500/day+flex (OUTSIDE IR35)
Location: Hybrid in either London, Reading, Birmingham, Manchester, or Glasgow
Contract Length: 6 Months (extendable)
Role & Responsibilities
- Develop, execute, and document test cases for network infrastructure solutions including routers, switches, firewalls, LAN, WAN, and SD-WAN environments.
- Create test scripts from High-Level and Low-Level Designs (HLDs/LLDs) and validate solutions through Unit, System Integration, Functional, and Operational Acceptance Testing.
- Log, track, and retest defects, working closely with network engineers and project teams to ensure timely resolution.
- Capture test evidence, maintain accurate documentation, and provide regular progress updates using ALM and other approved testing tools.
- Support test environment preparation, network validation, and performance testing while ensuring compliance with customer and security standards.
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Required Experience
- Minimum of 5 years' experience in network infrastructure or telecoms testing.
- Strong hands-on experience testing Cisco-based networking technologies, including routers and switches.
- Ability to read and interpret High-Level and Low-Level Design documentation (HLD/LLD).
- Experience using ALM (or similar test management tools) for test execution, defect management, and reporting.
- Active SC Clearance with excellent communication and stakeholder management skills.
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Interviews: August 2026
Start Date: September 2026
How to Apply
Apply to Gary Hargreaves at X4 Technology to learn more about the role or connect with me on LinkedIn to hear about regular job updates available with X4 Technology.
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