CareerPlan

Senior Software Engineer - Application Development

Galway, IrelandFull-time2026-10-20 → 2026-11-10

Core

Design, build, and lead technical direction for end-user features used by millions globally, shaping experiences for seamless collaboration across devices and locations.

Role type

Senior IC software engineer (application development) with technical leadership responsibilities

Builds

End-user features for Webex Meetings, Webex Calling, and Webex Contact Center

Domain

Collaboration software, distributed systems, cross-platform applications

Deliverable

production ML models | product features

Required skills

System design, architecture, C++, Swift, TypeScript/JavaScript, Java, Python, RESTful APIs, WebSockets, CI/CD, test automation, Git, DevOps

Preferred skills

AI-assisted development (LLM tools), cross-platform optimization (Windows/macOS/Linux/Web), contract testing, distributed systems expertise

Technologies

C++, Swift, TypeScript, JavaScript, Java, Python, Qt, Cocoa, React, Angular, Spring, WebSockets, Git

Responsibilities

Define and evolve scalable architectural designs, break down complex product requirements into technical designs, mentor junior/mid-level engineers, partner with product managers and designers to influence roadmap, drive customer experience improvements via CSAT/NPS metrics, champion AI tool adoption for productivity

Seniority

Senior, hands-on IC with mentorship and architectural leadership