Senior Software Engineer, Browser Synthetics & AI Testing

541 Cisco Systems Poland sp. Z o.o.; Kraków; On-site; PLN 180,000 - 260,000; Full time

Job summary

Cisco ThousandEyes is hiring a software engineer to build secure, scalable systems for running browser-based synthetic tests across a global fleet of agents. You will design and improve services that schedule and execute customer scripts, and work with the ThousandEyes Recorder app for local test creation.

Ideal candidates have experience with Java or Go, API design, and CI/CD workflows, plus familiarity with Chromium DevTools Protocol and container runtimes.

Qualifications

• Professional software development experience using Java or Go.
• Experience designing and implementing APIs in distributed software architectures.
• Experience with Git, automated testing, and CI/CD workflows.

Responsibilities

• As a software engineer on this team, you will build secure, scalable systems for running synthetic tests across a global fleet of ThousandEyes agents.
• You will help design and improve the services that schedule and execute customer-authored transaction scripts, and the ThousandEyes Recorder application.

Skills

Java or Go

API design

Git CI/CD

Education

Bachelor's degree in CS or related

Tools

Chromium CDP

Container runtimes (runc/crun/podman)

AI coding tools (Codex/Claude)

Job description

Cisco ThousandEyes is hiring a software engineer to build secure, scalable systems for running browser-based synthetic tests across a global fleet of agents. You will design and improve services that schedule and execute customer scripts, and work with the ThousandEyes Recorder app for local test creation.

Ideal candidates have experience with Java or Go, API design, and CI/CD workflows, plus familiarity with Chromium DevTools Protocol and container runtimes.