Referment is partnering with a leading pan-European trading platform to find a talented Unix Application Support Engineer to join their growing operations team in Madrid.

This is a fantastic opportunity to work in a high-performance, real-time trading environment, supporting critical systems that power financial markets across Europe and beyond.

The Role
You will be part of a highly skilled team responsible for supporting both production and test trading platforms, ensuring stability, performance, and reliability in a fast-paced environment.

This role is dedicated to application support, providing a great opportunity for those looking to apply their Unix skills to complex financial software systems. Please note that this is a specialized application support position rather than a pure system administration or cybersecurity role.

This role is particularly exciting as the business expands into the US market, meaning you will play a key part in supporting international trading activity.

To support these integral markets,



applicants must be available to work a late shift pattern from 16:00 to 00:00 CET.

What You Will Be Doing
- Monitoring trading platforms and responding to incidents
- Troubleshooting, recovery, and root cause analysis
- Automating tasks and reporting (Bash, Python, Perl)
- Supporting application deployments and change processes
- Working with financial messaging protocols (FIX / ITCH)
- Analysing Unix system performanceCollaborating with Ops, QA, Dev, and Market Control teams

What We Are Looking For
- Expert-level Unix/Linux command line experience
- Advanced scripting skills in Bash, Python, and/or Perl, with the ability to demonstrate strong scripting logic and constructs
- Availability to work late shifts (16:00 to 00:00 CET)
- A proactive mindset with a clear focus on application support over system administration or cybersecurity
- Solid troubleshooting and problem-solving ability
- Experience with monitoring tools and system performance
- Fa

📌 UNIX Application Support Engineer (Madrid)
🏢 Referment
📍 Madrid