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6WIND

Software Development Engineer (M/F) – Routing Protocols

Hybrid

Montigny-le-bretonneux, France

Mid level

Full Time

20-11-2025

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Skills

Python Docker Kubernetes Networking Linux Virtualization Programming Team Spirit Autonomy Software Development

Job Specifications

Routing Software Development Engineer (M/F) – 6WIND – Paris/France – Hybrid or Full-Remote

Are you passionate about software development and networking?

Join 6WIND, leading provider of virtualized and cloud-native networking solutions, and help us shape the future of the Internet by building innovative and high-performance networking technologies.

Key Responsibilities

Design, develop, and optimize network routing protocols such as OSPF, BGP, IS-IS, RIP, EIGRP, MPLS, SRv6, and build robust, high-performance algorithms for modern network infrastructure.
Optimize routing performance to minimize latency and packet loss, implement advanced load balancing and redundancy solutions (ECMP, fast reroute, etc.).
Develop infrastructure software for Software-Defined Networking (SDN) environments and integrate with open-source networking stacks (FRRouting, Quagga, VyOS, BIRD, etc.).
Collaborate closely with an expert, passionate team in a high-quality software environment (code review, open source best practices, technical mentorship).

Your Profile

Master's degree or equivalent in Computer Science, Telecommunications, or related field.
Minimum 5 years’ professional experience in software development, with strong skills in C and Python.
Deep knowledge of routing protocols and hands-on experience with Linux/Open Source environments.
Strong skills in multithreaded and performance-focused programming.
Experience with virtualization environments (KVM, Kubernetes, Docker) is a plus.
Technical curiosity, team spirit, autonomy, and a genuine passion for tackling complex networking challenges.
Proficient in English, and, ideally, French

Why Join 6WIND?

Play a central role in high-impact, cutting-edge network technology projects
Flexible working options: hybrid (2 remote days per week) or full remote (France-based) with quarterly travel to the French HQ
Supportive environment: mentorship, professional growth, and a close-knit, expert team.
Attractive compensation package

About the Company

6WIND is a leading Green Tech company delivering Virtualized & Secure networking software. 6WIND is the worldwide leader in Virtual Service Router (VSR) software solutions. 6WIND software is deployed globally by CSPs, MNOs, Cloud Providers, Data Centers & Enterprises, allowing them to replace expensive hardware & build highly optimized and sustainable networks with virtualized networking software solutions for routing and security use cases on their 6WNOS. The 6WIND VSR Software Solutions help lower energy consumption by mor... Know more