Application Support Engineer (Weekend Cover)

Location: New York, United States

Company

Financial technology provider supplying trading technology and connectivity solutions to brokers and institutional clients.

What you will do

• Monitor production systems, triage alerts, investigate anomalies, resolve incidents, and lead post-incident reviews.
• Plan and coordinate software upgrades, migrations, deployments, and client implementations.
• Assess connectivity, infrastructure readiness, configuration, integration prerequisites, and handover readiness.
• Support clients within SLA by analysing FIX/API message flows, trade execution issues, pricing anomalies, and connectivity problems.
• Build operational automation, improve runbooks and monitoring, document decisions, and follow security and change-management practices.

Requirements

• 3+ years of experience in production operations, SRE, or technical support for mission-critical systems.
• Basic Linux administration and networking knowledge, including diagnostics, troubleshooting, and performance analysis.
• Hands-on experience with monitoring and observability tools.
• Ability to analyse complex issues and make sound decisions under time pressure.
• Strong written and verbal communication for incident documentation, client interaction, and cross-team work.
• Scripting experience with Python, Bash, PowerShell, or similar tools for automation and reporting.
• Direct experience supporting or onboarding technical client integrations, including readiness checks, configuration validation, and data-flow verification.
• Familiarity with bridging, aggregation, and reporting integration patterns, or ability to learn them quickly.

Nice to have

• Experience with real-time data or financial technology environments, financial-services client triage, or brokerage middle and back office operations.
• Docker, ECS, Kubernetes, Kafka, Kinesis, VMware, or MetaTrader MT4/MT5 administration.
• Performance troubleshooting, security hygiene, least-privilege practices, and credential handling.
• Advanced PowerShell or programming in Go, Java, or .NET.
• Knowledge of market concepts such as pricing, spreads, order flow, trade capture, reconciliation, and reporting.
• Experience automating repetitive operational tasks with scripted runbook wrappers or small tooling improvements.

Culture & Benefits

• Full-time schedule consisting of four weekdays and one weekend day each week.
• Standard Monday-to-Friday schedule during the first 8 weeks of training, followed by the weekend rota.
• Ownership of weekend operations alongside the existing Monday-to-Friday support team.
• Regular interaction with brokers, institutional clients, client-facing teams, and engineering.