# Senior Backend Engineer at Cylus Cybersecurity

Senior Backend Engineer at Cylus Cybersecurity in Tel-Aviv, Israel. Remote. Posted November 18, 2025.

- Company: Cylus Cybersecurity
- Location: Tel-Aviv, Israel
- Workplace: Remote
- Experience: 6+ years
- Posted: 2025-11-18
- Apply: https://www.cylus.com/careers/8296609002?gh_jid=8296609002
- Source: https://jobmagic.ai/jobs/senior-backend-engineer-cylus-cybersecurity-b57v99

## Requirements

- Strong Linux and networking fundamentals (TCP/IP, sockets, latency/throughput basics).
- Bachelor's degree in computer science, Electrical Engineering, or equivalent practical experience
- Deep understanding of Microservices and containerized environments (Docker/Kubernetes).
- Experience with Golang and c/c++
- Experience with cloud environments
- Experience working in Linux environment

## Description

Cylus is a cybersecurity startup, led by world-class cyber experts. Our mission is to protect millions of people, worldwide, from cyber threats specific to modern trains, keeping them safe and on time.

 

 

 

**About Us **

Cylus, the global leader in rail cybersecurity, helps mainline and urban railway companies prevent security incidents and service disruptions caused by cyber-attacks. With about $60M in funding by top VCs and strategic investors, global customers and strong partnerships with the biggest railway integrators, we make a significant impact on the multi-billion global railway industry. 

We are looking for an exceptional **Senior Backend Engineer **to join our R&D team and help us get to the next level. If you have the right attitude and skills, we invite you to hop on board this bullet train. 

**In this role, you will: **

- Lead the design, development, and optimization of microservices tailored for the scalable processing of high volumes of network communication data.

- Collaborate with experienced engineers to architect distributed & scalable data processing solutions that backbone our Rail Tech Security Platform, CylusOne.

- Collaborate with the brightest network researchers to productize our cybersecurity threat detection & network analysis features.

- Apply advanced software engineering principles to optimize code performance, scalability, and resource utilization across microservices & algorithms.

- Develop in Go while leveraging a cutting-edge technology stack 

- Truly have fun coming to work every day 

 

**Requirements: **

- 6+ years of experience,  specifically in building and maintaining scalable & complex software systems.

- Proven track record of delivering large-scale, high-quality products

- Tech-savvy, always up-to-date with best practices and latest technology developments

- Proven ownership: thoughtful design, realistic estimates, and consistent delivery.

- Proven experience in using and integrating AI into daily tasks

- Love to take on creative tasks, have end-to-end ownership, and work collaboratively to advance our mission and business goals 

 

**Advantages:**

- Strong Linux and networking fundamentals (TCP/IP, sockets, latency/throughput basics).

- Bachelor's degree in computer science, Electrical Engineering, or equivalent practical experience

- Deep understanding of Microservices and containerized environments (Docker/Kubernetes).

- Experience with Golang and c/c++

- Experience with cloud environments

- Experience working in Linux environment