Senior Software Engineer (Shared Components)

Cisco Systems, Inc; Galway; Hybrid; EUR 80,000 - 110,000; Full time

Job summary

Cisco Systems, Inc in Galway is seeking a highly skilled Software Engineer to drive hands-on development for a core shared Java library powering most Webex platform services. Join a hybrid team delivering scalable components across HTTP clients, service infrastructure, data access, messaging, metrics and more.

You will collaborate in an agile environment, own features from design through automated tests, and embrace AI tooling to accelerate delivery.

Qualifications

• Bachelor's or higher in analytical field (Computer Science, Electronic/Software Engineering).
• 3+ years of software development experience.
• Willingness to learn new technologies quickly and apply a scientific/creative approach to problems.

Responsibilities

• Full Lifecycle Development: design, develop, test, and deliver features in an agile team.
• DevOps & Microservices: contribute to operations of a scalable microservice architecture.
• Shared Components: build and maintain core features for the shared Java library (HTTP clients, data access, messaging, metrics, etc.).
• Embrace AI technology to accelerate productivity and delivery of customer features.
• Adaptable & Problem-Solver: tackle varied problems with a data-driven, quality-focused mindset.
• Ownership & Quality: own tasks from feature development to automated tests and issue investigation.
• Support & Growth: receive mentorship and training to grow skills.

Skills

3+ years software development

Attention to detail

Clear communication

Education

Bachelor's degree in Computer Science / Engineering

Tools

Java

Python

C++

JavaScript

Splunk

Prometheus

Micrometer

InfluxDB

Grafana

Codex or AI coding agents

Job description

Meet the Team

Cisco's Webex Engineering Group is redefining the future of collaboration. We're building a world where people connect effortlessly to enjoy modern, uncompromised collaboration across every room, desk, pocket, and application.

Our technology powers industry-leading products like Webex Meetings, Webex Calling, and Webex Contact Center. As a member of our team, your work will ensure every user gets a truly immersive experience regardless of device or location, empowering the hybrid working patterns of the future.

We are looking for a highly skilled Software Engineer to drive hands-on development for a core foundational architecture component implemented as a shared java library that powers over 90% of services across the Webex Platform.

Our team is based in Galway. We operate a hybrid working model.

Your Impact

• Full Lifecycle Development: being part of an agile team to design, develop, test, and deliver new features and improvements to our product
• DevOps & Microservices: Help lead the operational side of our highly available microservice architecture.
• Shared Components: design, implement, test, and maintain core features in the shared java library. Specifically develop highly reliable shared components for HTTP clients, service infrastructure, data access, messaging, metrics, logging, secrets, rate limiting, health checks, and build tooling.
• Embrace AI technology: Leveraging these transformative technologies to accelerate the team's productivity and the delivery of customer features.
• Adaptable & Problem-Solver: Tackle varied and challenging problems daily, showing flexibility, a data-driven focus on quality, and an ability to learn new skills quickly.
• Ownership & Quality: Take responsibility for tasks, from building new functionality to developing automated tests and investigating issues, all with a level of high attention to detail.
• Support & Growth: Receive dedicated mentorship and formal training from a supportive team of fellow engineers to help you get up to speed and grow your skills.

Minimum Qualifications

• Bachelor's or higher degree in an analytical subject (e.g. Computer Science, Electronic/Software Engineering).
• Demonstrated 3+ years experience in software development.
• Extensive architecture and programming experience and the willingness to learn new technologies quickly.
• Ability to apply and lead a scientific approach and creative skills to complex problems.
• Flexible, thrives in diverse team environments, and communicates clearly and precisely.
• Strong attention to detail and a commitment to continuous learning and quality results.

Preferred Qualifications

• Knowledge of programming in one or more of the following languages: Java, Python, C++, JavaScript
• Experience owning internal platform libraries or frameworks used by hundreds or thousands of services.
• Experience modernizing legacy Java components while preserving compatibility.
• Experience with observability tools such as Splunk, Prometheus, Micrometer, InfluxDB, Grafana, or similar systems.
• Experience with security scanning, SBOM generation, dependency vulnerability management, and static analsis.
• Hands‑on use of Codex or similar AI coding agents in real software development workflows.

We provide training and mentoring for all new team members to fill in any gaps.

Why Cisco?

At Cisco, we're revolutionizing how data and infrastructure connect and protect organizations in the AI era - and beyond. We've been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you'll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.

We are Cisco, and our power starts with you.