Contract Developer - Node.js, REST API, SIP, VOIP

Contract Developer - Node.js development, REST API design, and SIP-based communications

• Duration: 3 months (Outside IR35)
• Location: Bracknell / Hybrid

Contract Developer with deep expertise in Node.js development, REST API design, and SIP-based communications. This role is crucial for supporting the migration of legacy device management, call control, and configuration workflows to a secure, scalable cloud environment.

Day-to-day of the role:

• Cloud Migration & Refactoring: Analyse existing applications to identify dependencies on on-prem infrastructure and design cloud-native solutions. Refactor services to enhance scalability and reliability in the cloud.
• Service & API Development: Develop and maintain secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions.
• Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and secure communications within a safety-critical environment.
• Data & State Management: Design and manage schemas in cloud databases, ensuring efficient data transactions and real-time state management.
• Security & Compliance: Oversee the migration of sensitive data to secure cloud storage solutions, ensuring compliance with GDPR and other regulatory standards.

Required Skills & Qualifications:

• Experience:
  • Minimum 3 years of backend development experience using Node.js/Express.
  • Proven track record in building and deploying REST APIs.
  • Experience with SIP/TLS integration and managing real-time communications.
  • Familiarity with cloud services and migrating on-prem solutions to cloud environments.
• Qualifications:
  • Bachelor's degree in Computer Science, Software Engineering, or a related field.
  • Additional certifications in Node.js or cloud technologies are advantageous.

Node.js development, REST API design, SIP-based communications, outside IR35, Bracknell, Hybrid, Contract.