Cloud-Native Platform Engineer/ Telco Cloud Architect

Recruiter: Luke Byrne

Career Grade: CLD

Internal Closing Date: 10th Sept 2026

Location: Bristol, Birmingham or London

About the role

This role is vital to maintaining reliable international roaming services for EE customers and inbound roamers. It provides technical leadership and operational expertise to protect customer experience, service availability, revenue and the successful introduction of new roaming capabilities and technologies.

What you’ll be doing

Design, onboard and manage Telco Cloud platforms based on VMware Telco Cloud Platform technologies.
Design and govern Kubernetes (TKG) cluster architectures across Core, Edge and RAN domains.
Develop and manage onboarding processes for CNFs and cloud-native network applications.
Create deployment templates, policies and automation workflows to support platform consistency and operational efficiency.
Configure and maintain Telco Cloud Automation (TCA) solutions for multi-domain orchestration.
Design cloud-native networking solutions including Multus, SR-IOV and IPv6 networking architectures.
Drive automation for deployment, patching, scaling, healing and lifecycle management activities.
Optimise platform performance to meet telco-grade latency, throughput and availability requirements.
Provide support for operational incidents, troubleshooting and root cause analysis.
Collaborate with vendors and network function providers to onboard and deploy new services.
Ensure compliance with security, governance and operational standards.
Produce and maintain technical documentation, onboarding guides and operational procedures.
Support platform monitoring, reporting and continuous service improvement initiatives.

Essential Skills / Experience

5+ years designing and delivering enterprise virtualised infrastructure solutions.
Experience designing VMware platforms in large-scale service provider, data centre or enterprise environments.
Demonstrable experience producing HLDs, LLDs and technical architecture documentation.
Experience with enterprise networking and storage architectures.
Experience supporting infrastructure lifecycle management and upgrade programmes.

Strong experience with VMware Telco Cloud Platform (TCP).
Strong understanding of VMware Telco Cloud Automation (TCA).
Practical experience managing Tanzu Kubernetes Grid (TKG) environments.
Strong Kubernetes administration and troubleshooting skills.
Understanding of containerised network functions (CNFs), virtual network functions (VNFs) and cloud-native network architectures.

Experience with:
NSX-T
Kubernetes Networking
Antrea and/or Calico CNI
VMware Avi Load Balancer (AVI) and AKO
Multus CNI
SR-IOV
DPDK
CPU Pinning and NUMA Awareness
IPv4/IPv6 Networking

Knowledge of CI/CD and automation principles.
Strong understanding of security controls including RBAC, image registries and workload security.
Experience with monitoring and observability tools.
Excellent problem-solving and analytical skills.
Strong communication and stakeholder management skills.

Desirable Skills / Experience

Mobile Core, IMS, Packet Core or RAN platform experience.
Experience with VMware NSX-T.
Experience with GitOps, Infrastructure as Code and cloud automation frameworks.
Experience working within large-scale telecom operators.

Our Package

• 10% on target bonus
• A BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%
• From January 2025, equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.
• 25 days annual leave (not including bank holidays), increasing with service
• Huge range of flexible benefits including cycle to work, healthcare, season ticket loan
• World-class training and development opportunities
• Option to join BT Shares Saving schemes.
• Discounted broadband, mobile and TV packages
• Access to 100’s of retail discounts including the BT shop

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands – including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good. Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers.

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next – simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country. Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.