Developer

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.