Cloudflare
Senior Software Engineer - Network Platforms
$68K–$91K
Hybrid +3 · Senior · Full-time · Posted Jan 15, 2026
- Location
- Hybrid
Austin, TX, United States
Lisboa, Lisboa, Portugal
London, United Kingdom - Visa sponsorship
- An offer may be conditioned on authorization to receive technology controlled under U.S. export laws without sponsorship for an export license.
About the job
Build and operate software systems that carry traffic along critical paths of Cloudflare’s global network, from Linux kernels and network hardware to physical interconnects.
What you'll do
- Design, develop, test, deploy, and monitor network software systems; participate throughout the software development lifecycle.
- Collaborate across engineering and operations teams to ensure network capabilities meet business needs.
- Take operational responsibility for system health and participate in the team’s on-call rotation.
What they ask for
- Systems-level programming experience in Go, Python, Rust, C, or C++.
- Solid grasp of BGP and internet routing.
- Experience implementing, deploying, and debugging mission-critical distributed systems.
- Ability to learn new technologies, strong collaboration and communication skills, and willingness to integrate AI tools into engineering workflows.
Nice to have
- Familiarity with vendor switching SDKs; SR-MPLS, sFlow, BGP-LS, or PCE protocols.
- Packet-processing experience such as eBPF at TC or XDP, or DPDK; AI-assisted development tools or on-call experience.
Pay
€68,000-91,000€ (annual salary; Portugal-based hires; base salary)
Tools
Linux kernel, eBPF, Go, Python, Rust, C, C++, BGP
AI focus
Adopt AI tools and systems in the engineering workflow; AI-assisted development tools are a plus.
Model-written summary · the original posting is authoritative