Remote Network Software Engineer: High-Speed VPN Security

Arctic7; Polska; Hybrid; PLN 120,000 - 180,000; Full time

Job summary

Arctic7 is looking for a Network Software Developer to expand a high-speed software router used by Fortune 500 companies. You will design and implement network features, optimize performance, and ensure security across Linux and Windows environments. Key qualifications include C/C++ proficiency, Linux network programming, and experience with FD.io VPP and DPDK.

English level at B2/C1 is required. This remote, full-time role offers opportunities to work on cutting-edge security technologies and

Qualifications

• Proficient in C and C++ with strong Linux networking knowledge.
• Experience with Linux/Windows system and network programming.
• Familiarity with FD.io VPP and DPDK is a plus.
• English at B2 or higher (C1 acceptable) for collaboration.

Responsibilities

• Design and implement new network features for the software router.
• Ensure compatibility and security by following networking standards.
• Optimize router performance for high-traffic, large-scale deployments.
• Collaborate with engineers and architects on feature development and documentation.
• Coordinate with DevOps for smooth deployments and releases.

Skills

C

C++

Linux system programming

Windows system programming

Linux network programming

FD.io VPP

DPDK

English (B2/C1)

Tools

Wireshark

tcpdump

Golang

Python

Job description

We’re seeking a Network Software Developer to join our team and help expand the capabilities of our software router. Our product is used by Fortune 500 companies and focuses on high-speed VPN connections and enhanced security across various platforms.

Key tasks:

• Design and implement new network features
• Ensure compatibility and security by staying up to date with networking standards
• Optimize router performance for high-traffic and large-scale networks
• Integrate security measures such as firewalls, VPNs, and encryption
• Collaborate with engineers and architects on feature development
• Document features with clear usage guidelines and technical specifications
• Coordinate with DevOps to support smooth deployments and releases

Skills we’re looking for:

• Proficiency in C and C++
• Linux / Windows system programming
• Linux network programming
• Experience with FD.io VPP and DPDK
• English: B2 or C1

Nice to have:

• Experience with Wireshark and tcpdump
• Knowledge of network protocols: TCP/IP, IPv6, routing, NAT, VXLAN, DNS
• Proficiency in Golang and/or Python

Position details:
Full-time | Remote | Service / Consulting Agreement