SBA Software Development Engineer - 5G SBA, Docker, Kubernetes, Linux

SBA Software Development Engineer - 5G SBA, Docker, Kubernetes, Linux, 100% Remote, Permanent Opportunity

A large global organisation is looking for a SBA Software Development Engineer who would be responsible for designing, developing, and maintaining cloud-native network functions that follow the Service-Based Architecture (SBA) model as defined by 3GPP for 5G Core networks.

This will be a Full time permanent position.

The position will be 100% Remote with some travel to key customers site for direct engagements.

Responsibilities:

• Design and Implement SBA Services: Develop microservice-based components such as AMF, SMF, PCF, NRF, and others in alignment with 3GPP standards (eg, TS 23.501, 29.500).
• RESTful API Development: Build and manage REST APIs for inter-NF (Network Function) communication. Ensure API compliance with OpenAPI specs and 3GPP-defined message flows.
• Cloud-Native Deployment: Use container technologies like Docker and Kubernetes to deploy services in scalable, resilient environments-whether on public cloud (AWS, Azure) or private 5G telco clouds.
• Performance and Reliability: Ensure high performance, scalability, and reliability of network services. Optimize services for low latency and high throughput.
• CI/CD and DevOps: Integrate code into automated pipelines for continuous integration an deployment. Collaborate with DevOps teams to ensure smooth service rollouts and updates.
• Testing and Debugging: Write unit, integration, and system-level tests. Debug Real Time issues in simulated or live test environments.
• Documentation and Standards Compliance: Keep thorough documentation of designs, APIs, and implementations. Maintain compliance with evolving 3GPP standards.

• Extensive experience in telecom software development, ideally in 4G/5G Core domains.
• OS Proficiency - Linux (Ubuntu/Debian)
• Good Understanding of Networking Concepts IP, UDP, TCP, SCTP
• Hands-on experience with 5G SBA network functions (eg, 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.
• Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series).
• Experience with Docker, Kubernetes, Helm, and cloud platforms (AWS, Azure, or OpenShift).
• Familiarity with network protocols (HTTP/2, SCTP, Diameter, PFCP).
• CI/CD tools and test automation experience (Jenkins, GitLab, Robot Framework, etc.