Application Support Engineer

Application Support Analyst – Trading & Post-Trade Platforms

£90,000

London (Hybrid)

We’re hiring a high-calibre Application Support Analyst to join a global team supporting business-critical trading and post-trade platforms. This is a hands-on role at the centre of a fast-moving financial environment, ensuring the stability, performance, and integrity of systems spanning trading, clearing, settlement, and risk.

You’ll work closely with front-office users, technology teams, and external vendors to resolve issues, improve platform reliability, and support the ongoing evolution of core systems.

The Role

• Own 2nd/3rd line support across trading and back-office platforms, ensuring high availability and rapid issue resolution
• Take full lifecycle ownership of incidents and outages, driving root cause analysis and permanent fixes
• Partner with development, infrastructure, and business teams to deliver seamless, end-to-end support
• Manage vendor relationships, exchange connectivity, upgrades, and technical client onboarding
• Support system enhancements, releases, and change initiatives across the platform landscape
• Deliver operational reporting including compliance, exchange reporting, and platform performance metrics
• Continuously improve support processes, tooling, and operational best practices

What We’re Looking For

• Strong technical foundation across Linux/Unix and Windows environments, with solid database skills (SQL, PostgreSQL, MongoDB, Oracle)
• Scripting capability in Python or PowerShell for automation and operational tooling
• Good understanding of trading lifecycle processes (trading, clearing, settlement, post-trade flows)
• Experience supporting exchange connectivity, market data, and FIX protocols
• Familiarity with ITIL-based support environments, including incident, problem, and change management
• Confident communicator with the ability to work directly with traders, vendors, and senior stakeholders
• Calm, proactive, and solutions-focused under pressure

Why Join

This is an opportunity to operate at the core of trading technology in a globally connected environment, with real ownership, exposure to front-office workflows, and the chance to drive meaningful improvements across critical systems.