We are looking for a skilled Application Support Engineer to join our team supporting Nadex, a regulated derivatives trading exchange for TradeFi and Prediction Markets. You will play a critical role in ensuring the availability, stability, and performance of our production and demo trading environments. This is a hands-on role suited for someone who thrives in a fast-paced, mission-critical environment and takes ownership of operational excellence.
Responsibilities
- Production Support & Monitoring — Provide expert-level remote management, administration, and support for Production and Demo trading exchange environments, ensuring system availability and application stability.
- Daily Operations — Execute and monitor daily operational processing, including contract scheduling, settlement of expired contracts, and end-of-day/start-of-day procedures.
- Incident & Problem Management — Triage, troubleshoot, and drive resolution of production incidents. Follow defined escalation procedures and contribute to root cause analysis and post-incident reviews.
- Performance Tuning — Monitor application and system performance, identify bottlenecks, and implement tuning recommendations to maintain optimal exchange operations.
- Change & Release Support — Assist with version upgrades, deployments, and release validation in coordination with Development and QA teams.
- Shift Handover & Documentation — Maintain and update runbooks, SOPs, and operational documentation. Ensure seamless shift handovers with clear status communication.
- Process Improvement & Automation — Participate in the investigation, implementation, and operation of tools and scripts to automate, streamline, and continuously improve operational workflows.
- Collaboration — Work closely with Development, QA, Infrastructure, and partner teams to resolve cross-functional issues and support business-critical initiatives.
- Partner Support — Monitoring of our multiple partner channels covering FCMs, TSPs, and Market Makers and responding to any queries raised in Slack or Teams effectively and efficiently.
Requirements
- 5+ years of experience managing or supporting mission-critical production software applications.
- Strong working knowledge of Linux server operating systems.
- Proficiency in scripting and automation — Bash and/or Python.
- Hands-on experience with SQL and relational databases.
- Demonstrated incident management and technical troubleshooting skills.
- Solid understanding of escalation procedures and SLA-driven environments.
- Excellent interpersonal, verbal, and written communication skills.
- Strong attention to detail and a proactive, ownership-driven mindset.
- Willingness to occasionally work nights and weekends.
Preferred Qualifications
- Background in financial services, fintech, or regulated exchange environments.
- Knowledge or experience of options and futures trading markets.
- Knowledge or experience of prediction markets and sports
- Experience with FIX protocol and trading system applications.
- Familiarity with monitoring and observability tools — Grafana, Zabbix, Splunk, Logic Monitor.
- Experience with messaging and middleware systems — Kafka, AMQ, Tomcat.
- Working knowledge of high availability systems and clusters.
- Hands-on experience with AWS (EC2, CloudWatch, S3, etc.).
- Experience with change and release management processes.
- Exposure to SFTP / file transfer workflows and monitoring.