Core Network Engineer

Core Network Engineer

Posted Today by Hydrogen Group

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Negotiable
Undetermined
Hybrid
Reading, England, United Kingdom
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5G Technology Base Station Subsystem Cloud-Native Architecture Cloud Computing Cloud Technology Data Access Income / Revenue Management Mobile Devices Revenue Assurance Stakeholder Management Web Services

Summary: The Data Access PCRF Designer role focuses on designing and developing cloud-native solutions for 5G, 4G, and 3G mobile data services within the Core Data Services team. The position involves working on policy control, charging systems, and the transition from legacy environments to cloud-native architecture. This contract role offers the opportunity to engage in large-scale transformation projects and collaborate with various stakeholders. The ideal candidate will have strong experience in PCF and PCRF, along with a solid understanding of 5G standalone architecture.

Key Responsibilities:

  • Design and develop cloud-native PCF, PCRF and UDR solutions
  • Support 5G Standalone control plane architecture
  • Work across policy control and charging systems
  • Deliver integration modelling and technical design work
  • Collaborate with Operations, Test, Revenue Assurance and wider stakeholder teams
  • Support ongoing migration from legacy to cloud-native platforms

Key Skills:

  • Strong PCF / PCRF experience
  • 5G Standalone architecture knowledge
  • Policy design and policy charging expertise
  • Diameter interface experience
  • Telecoms operator background
  • Understanding of BSS / OCS integrations
  • Cloud-native or Telco Cloud exposure
  • Strong communication and stakeholder management skills

Salary (Rate): undetermined

City: Reading

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: undetermined

Seniority Level: undetermined

Industry: IT

Detailed Description From Employer:

Data Access PCRF Designer – 5G Standalone

Reading / Paddington Contract

We are working with our client on a long-term contract opportunity for a Data Access PCRF Designer to join their Core Data Services team. This role sits within the team responsible for the systems that connect 5G, 4G and 3G mobile data customers to web services and content, with a strong focus on policy control, charging systems and 5G standalone readiness. The team are currently moving from legacy environments into cloud-native architecture, making this a great opportunity to work on large-scale transformation projects across PCF, PCRF and UDR platforms.

Key Responsibilities

  • Design and develop cloud-native PCF, PCRF and UDR solutions
  • Support 5G Standalone control plane architecture
  • Work across policy control and charging systems
  • Deliver integration modelling and technical design work
  • Collaborate with Operations, Test, Revenue Assurance and wider stakeholder teams
  • Support ongoing migration from legacy to cloud-native platforms

Essential Experience

  • Strong PCF / PCRF experience
  • 5G Standalone architecture knowledge
  • Policy design and policy charging expertise
  • Diameter interface experience
  • Telecoms operator background
  • Understanding of BSS / OCS integrations
  • Cloud-native or Telco Cloud exposure
  • Strong communication and stakeholder management skills

Environment / Tech

  • Oracle
  • Data Tronics
  • Telco Cloud
  • PCF / PCRF / UDR
  • Diameter
  • 5G SA

Contract Details

  • Contract until Dec 2026 with likely extensions
  • Reading / Paddington hybrid working
  • Approx. 4–6 days per month in Reading + 2 days in Paddington
  • PAYE and Umbrella options available

This is a high-impact role within a collaborative but fast-paced environment, ideal for someone who enjoys solving complex telecoms design challenges while helping shape next-generation mobile data services.

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