Senior Telecom & Network Test Engineer (Hybrid)

OneAPPS Consulting; United Kingdom; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

OneAPPS Consulting, a London-based technology consulting firm, is seeking a Test Engineer to drive test design and execution across multiple workstreams in a hybrid London/Newbury/Birmingham/Manchester/Glasgow setting. The role involves validating SIT, functional, non-functional, DR and OAT coverage, mentoring junior testers, and leading defect triage with cross-functional teams.

You will participate in ALM discipline, requirements traceability and metrics reporting, while interfacing with

Qualifications

• Minimum 5 years' relevant experience, with demonstrably deeper hands-on telecom/network testing than the Test Engineer band.
• Strong QA and test industry knowledge of standards and methodologies.
• Strong defect management, root-cause analysis and test evidence discipline.
• Excellent organizational, coordination and stakeholder management skills, comfortable in customer-facing settings.

Responsibilities

• Own test design and execution for assigned workstreams across the estate.
• Review requirements, HLDs, LLDs and project documentation to identify test scenarios and coverage gaps.
• Produce and peer-review test scripts, test cases and execution evidence to sign-off standard.
• Lead defect triage, root-cause analysis and retest coordination across delivery, design, engineering and operations teams.
• Validate System Integration, Functional, Non-Functional, Disaster Recovery and Operational Acceptance test coverage before execution windows open.
• Provide technical guidance and mentoring to Test Engineers; raise the standard of scripts, evidence and defect records across the workstream.
• Maintain ALM discipline: test case structure, requirements traceability, defect lifecycle and reporting accuracy.
• Execute and lead complex testing across routers, switches, firewalls, hosting, data centre, LAN/WiFi, SD-WAN, UC & Unity, telephony, mobility, MPN & cloud, IoT, fixed connectivity, cloud & security and service transition.
• Set up and validate complex test environments, including network test equipment and RFC 2544 performance testing where required.
• Support Test Managers with status reporting, risk identification, defect trend analysis and milestone readiness assessments.
• Represent testing in technical design discussions, ensuring testability is considered in HLD/LLD reviews.
• Interface confidently with stakeholders and customer representatives in test working groups and triage calls.
• Escalate risks and blockers within the same working day, with proposed mitigations rather than bare problems.
• Drive reuse: contribute and curate test assets, automation candidates and AI-assisted test design patterns supporting the programme's 5% / 10% / 18% cumulative productivity commitments.
• Support onboarding, knowledge transfer and continuity across joiners and leavers with no impact to the Project Test Plan.
• Comply with security policy, data handling and audit requirements at all times, on and off site.
• Attend hubs and customer sites as required, including Newbury HQ liaison with the wider Test team and, where applicable, the customer lab in Spain.

Skills

Telecom testing

QA knowledge

Defect management

Stakeholder management

Excel

Tools

Microsoft Teams

SharePoint

PowerPoint

Job description

OneAPPS Consulting, a London-based technology consulting firm, is seeking a Test Engineer to drive test design and execution across multiple workstreams in a hybrid London/Newbury/Birmingham/Manchester/Glasgow setting. The role involves validating SIT, functional, non-functional, DR and OAT coverage, mentoring junior testers, and leading defect triage with cross-functional teams.

You will participate in ALM discipline, requirements traceability and metrics reporting, while interfacing with