Senior Software Engineer - - C++ | Objective-C

Job Summary

Ciscos Collaboration Business Unit is redefining how people connect and collaborate through industry-leading communication solutions. Our engineering teams build highly scalable calling platforms and collaboration technologies that power millions of users worldwide through Webex and Cisco Collaboration products.

You will join a global team of engineers responsible for designing and delivering next-generation calling experiences. Working closely with architects, product managers, quality engineers, and platform teams, youll help shape both technical strategy and execution while leveraging AI-assisted development to accelerate innovation and engineering excellence.

Your Impact

As a Senior Software Engineer / Technical Lead, you will drive the design and development of critical calling and communication capabilities across Ciscos collaboration portfolio.

You will lead complex technical initiatives, influence architectural decisions, mentor engineers, and champion modern AI-assisted development practices. This role provides an opportunity to solve large-scale engineering challenges while shaping the future of real-time communication technologies.

Key Responsibilities

• Lead the design, development, and optimization of large-scale calling and collaboration applications using C++ and Objective-C.
• Drive technical architecture discussions and contribute to long-term platform strategy.
• Leverage AI-assisted development tools to improve engineering productivity, software quality, and development efficiency.
• Collaborate with Product Management, Architecture, QA, SRE, Support, and global engineering teams to deliver robust communication solutions.
• Lead design reviews, code reviews, technical investigations, and root cause analyses for complex system issues.
• Mentor junior and mid-level engineers and promote engineering best practices across the team.
• Drive improvements in performance, scalability, reliability, observability, and maintainability.
• Champion CI/CD, automated testing, developer productivity, and operational excellence initiatives.

Minimum Qualifications

• Bachelors degree in Computer Science, Engineering, or a related technical field.
• 8+ years of professional software development experience with expert-level C++ development skills.
• Strong experience building commercial software applications using C++ and Objective-C.
• Experience designing distributed systems, communication platforms, or large-scale software applications.
• Experience utilizing AI-assisted coding tools to improve development efficiency and engineering workflows.

Preferred Qualifications

• Experience building real-time communication, collaboration, VoIP, or calling platforms.
• Strong knowledge of SIP, XMPP, WebSockets, REST APIs, networking fundamentals, and telephony systems.
• Experience with Cocoa Frameworks, Qt Widgets, macOS, and mobile application development.
• Experience leading technical initiatives and mentoring engineers in a fast-paced environment.
• Excellent communication, stakeholder management, and presentation skills with the ability to influence technical decisions across organizations.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.