5G Core Network Development Engineer

FindErnest; United States; Hybrid; USD 90,000 - 120,000; Full time

Job summary

A telecommunications company is seeking a talented 5G Core Network Development Engineer to join their remote team. This role involves designing and optimizing 5G core network solutions, collaborating on cloud-native network functions. Candidates should have over 6 years of experience in network development, proficiency in programming (Go, Java, C++), and familiarity with Docker and Kubernetes. Competitive compensation and remote work flexibility are offered.

Qualifications

• 6+ years of hands-on development experience with 5G network functions.
• Strong programming skills in Go, Java, or C++.
• Experience in Docker and Kubernetes for deploying services.

Responsibilities

• Design and develop cloud-native network functions for 5G.
• Build and manage REST APIs for network functions.
• Integrate code into automated pipelines for CI/CD.

Skills

5G SBA network functions development

Programming in Go, Java, or C++

Microservices and REST/gRPC APIs

Docker and Kubernetes deployment

Understanding of 3GPP specs

Tools

Docker

Kubernetes

Jenkins

Job description

Description

FindErnest is looking for a talented MID_SENIOR 5G Core Network Development Engineer to join our dynamic Information Technology/IT team. In this FULL_TIME role, you will have the opportunity to work REMOTE, contributing to the development and optimization of cutting-edge 5G core network solutions. If you are passionate about network development and eager to work in a collaborative and innovative environment, we would love to have you on board!

Job: 5G Core Network Development engineer

Location: Stevenage, UK

Onsite/Remote: Remote work

Job Type: Permanent hiring

Mandatory: Please apply local and do not need Visa sponsorship only

Job description:

Responsibilities

• 5G Core Network—designing and developing cloud-native network functions like AMF, SMF, PCF, NRF, and others in alignment with 3GPP standards (e.g., TS 23.501, 29.500)
• Build and manage REST APIs for inter-NF (Network Function)
• Experience in container technologies like Docker and Kubernetes to deploy services in scalable, resilient environments—whether on public cloud (AWS, Azure) or private 5G telco clouds
• Integrate code into automated pipelines for continuous integration and deployment. Collaborate with DevOps teams to ensure smooth service rollouts and updates

Skills

• 6+ years of hands-on development experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM)
• Strong programming skills in languages such as Go, Java, or C++
• Proficient in building microservices and working with REST/gRPC APIs
• Experience in Docker and Kubernetes in deploying services over public or private clouds
• Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series)
• Experience with network function virtualization (NFV) and service mesh (e.g., Istio) will be a plus

Preferred Qualifications

• Experience with network function virtualization (NFV) and service mesh (e.g., Istio)
• Exposure to service orchestration and management frameworks (ONAP, OSM)
• Contributions to open-source telecom projects are a plus
• Knowledge of observability tools (Prometheus, Grafana, Jaeger, ELK stack)
• Linux scripting – Shell scripting, Python
• Knowledge and experience with Test Automation tools such as Jenkins, Robot or similar
• Has led a small team in the delivery of a specific deliverable