Mid​/Senior SBC Software Development Engineer

Nokia Cloud and Network Services, IP Telephony Applications R&D team is seeking a highly motivated SBC Software Development Engineers to address the growing business needs of Nokia Session Border Controller (SBC) product. The SBC offers Service Providers an economical and reliable means to secure and control media and signaling streams. Its role encompasses securing diverse IP accesses and facilitating the delivery of all IMS services.

Additionally, it extends support for roaming, IMS interconnection, and corporate SIP trunking scenarios within peering networks.

Your primary responsibility will be:

• To develop and validate call processing software essential for the functioning of our critical voice core infrastructure.
• Actively participate in the feature design phase alongside system engineers and software architects.
• Ensuring adherence to the highest standards of quality and security.
• You’ll be instrumental in providing support, resolving issues, and conducting root cause problem‑solving for customer‑reported concerns.

You Have:

• Experience in C and C++ development and testing (minimum 2 years).
• Proficiency in Design patterns, Data structures, Object‑Oriented Programming (OOP) & Object‑Oriented Design (OOD) concepts and algorithms, with demonstrated application in a professional software team setting.
• Understanding of IP networking, including protocols, architecture, and troubleshooting network issues.
• Experience with Linux.
• Proficiency in agile software development processes, methodologies, and toolsets.
• Demonstrated aptitude for troubleshooting and resolving issues within intricate technical landscapes.

It would be nice if you also had:

• Other scripting languages, and coding (e.g., Python, Bash).
• Familiarity with Git for version control.
• Experience with Continuous Integration and Continuous Deployment (CI/CD) pipelines, including tools like Jenkins, Git Lab, Gerrit.
• Knowledge of various database solutions such as Maria
  
  DB, MySQL, Redis, etc.
• Familiarity with telecom concepts (IMS) or other embedded systems dealing with real‑time applications.
• Knowledge of telecom protocols, especially SIP, Megaco and Diameter.
• Experience with cloud runtime environments, encompassing both Open Stack and VMWare.
• Knowledge of Cloud Native Computing Foundation (CNCF), with a focus on Kubernetes, is beneficial.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.