Software Engineering Specialist

Software Engineering Specialist 6 months Hybrid Inside IR35 - umbrella only We are seeking a Voice Services Developer to build, maintain, and optimize our next-generation communication platforms. You will bridge the gap between traditional telecommunication protocols and modern cloud-based AI. Your core focus will be developing stable SIP services using Java, managing open-source media engines, and integrating advanced Speech AI technologies across multi-cloud environments.Key ResponsibilitiesSIP Development: Develop, test, and maintain mid-to-high performance SIP-based voice services using JAIN SLEE, SIP Servlets.Media Server Administration: Configure, manage, and scale FreeSWITCH or Asterisk communication engines.Speech AI Integration: Implement Speech-to-Text (STT), Text-to-Speech (TTS), and Natural Language Processing (NLP) workflows into live voice streams.Cloud Operations: Deploy and monitor voice applications across AWS, Azure, and Google Cloud Platform (GCP).Troubleshooting: Use network analysis tools to diagnose audio quality issues, call drops, and latency problems.Team Collaboration: Work alongside senior architects and DevOps teams to roll out scalable conversational AI bots. Required Skills andamp; QualificationsCore Language: Professional experience with Java, including multi-threading and network programming.In depth knowledge of JavaGood knowledge of Java applications using JAIN SLEE framework, SIP Servlet FrameworksTelephony Engines: Hands-on experience ..... full job details .....