Call Service Developer - Level 2
Location:Ipswich, UK
Duration:3 moths rolling Inside IR35
About the Role:
We are seeking a skilledCall Service Developerto design, develop, and maintain telecom service applications leveragingJavaandJAIN SLEE frameworks. The ideal candidate will possess a deep understanding of telecom protocols (preferablySIP) and have hands-on experience working with modern development, deployment, and version control tools.
This role is ideal for a developer passionate about building scalable, resilient, and high-performance telecom applications running in distributed environments.
Key Responsibilities:
* Design, develop, and maintain call service applications usingJavaandJAIN SLEEframeworks.
* Implement and integrate telecom protocols (eg,SIP) for Real Time communication services.
* Collaborate with cross-functional teams (DevOps, QA, Architecture) to ensure seamless integration and deployment.
* Optimize application performance and troubleshoot issues inLinux-basedruntime environments.
* UtilizeDockerandConsulfor containerization, service discovery, and microservices orchestration.
* Work withMySQLand other data stores; make informed decisions on when to useRDBMSvsNoSQLdatabases.
* Maintain high code quality standards usingGitfor version control and follow CI/CD best practices.
* Participate in code reviews, architecture discussions, and contribute to continuous improvement initiatives.
Required Skills & Qualifications:
* Strong expertise in Java, with hands-on experience in developing scalable applications.
* Proven experience with JAIN SLEE frameworkand telecom application development.
* Good understanding of telecom protocols, especiallySIP.
* Proficiency inLinuxas a development and runtime environment.
* Experience withDockerandConsulfor containerized deployments.
* Solid understanding ofMySQLor similar relational databases, and general knowledge of data storage principles.
* Hands-on experience withGitfor source code management.
* Strong problem-solving, debugging, and analytical skills.
* Excellent communication and teamwork abilities
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