ITS Application Services (ENET) Engineer

MARGO is hiring an experienced ITS Application Services Engineer to join a Global Markets technology team. You'll support and enhance the low-latency infrastructure powering electronic trading systems - ensuring connectivity, performance, and reliability across FX and Fixed Income platforms.

Location: Hybrid, Central London

Your mission:

Deliver and maintain a world-class, low-latency trading environment - managing messaging middleware, network connectivity, observability tooling, and capacity planning to meet front-office demands.

What you'll do:

Connectivity & Monitoring Deploy and support global market connectivity (Solace/Tibco, multicast, TCP/IP) across 30+ sitesImplement SRE principles: automated health checks, alerting, SLIs/SLOs, and capacity forecasts

Incident & Performance Management Lead deep-dive post-incident analyses (e.g., market events), using packet captures (Wireshark/tcpdump/Corvil)Maintain dashboards (Geneos, Prometheus, Grafana) for proactive issue detection

Automation & Resiliency Build scripts (Python/Bash/PowerShell) and IaC for self-healing systems and reduced manual toilExecute lab-based testing and benchmarking for new connectivity solutions

Collaboration & Delivery Partner with global network, platform, and development teams to onboard applications and define standardsOwn change-management processes, operational handoffs, and documentation (topologies, runbooks)

Technical fit - what we're looking for:

Strong background in low-latency networking : TCP/IP, multicast, traffic shaping, performance tuningProven experience with messaging middleware (Solace, 29West, Tibco, LBM) in performance-sensitive environmentsHands-on packet analysis using Wireshark , tcpdump , Corvil (custom decoder skills a bonus)Scripting/automation with Python , Bash , or PowerShell Familiarity with observability platforms (ITRS Geneos, Prometheus, Grafana)Experience supporting real-time trading applications , feed handlers, matching enginesExcellent communication-able to translate technical metrics into business insights

Nice to have:

Exposure to FIX/market-data protocols and order-routing architectures

Hands-on use of CI/CD pipelines and IaC tools (Terraform, Ansible)

Experience with capacity planning and error-budget management

Tech stack & skills:

Middleware: Solace/Tibco/LBM

Networking: TCP/IP, multicast, BGP/OSPF, traffic shaping

Monitoring: ITRS Geneos, Prometheus, Grafana, Corvil

Automation: Python, Bash, PowerShell, IaC

Systems: Linux (Red Hat/CentOS), hybrid cloud infrastructure

Recruitment process:

Intro call with MARGO Talent Acquisition

Technical deep-dive with Margo consultant

Metting with the bank's hiring team