FIX Connectivity Engineer | Experienced Hire
On-siteBala Cynwyd, Pennsylvania, United States
Job Summary
Implement, configure, test, and support FIX connectivity for clients, counterparties, exchanges, and trading vendors. Manage the full onboarding lifecycle from requirements gathering through certification and production rollout. Analyze FIX messages across order entry, execution reports, and administrative workflows while troubleshooting production issues involving session disconnects, latency, and trade reporting discrepancies. Maintain session configurations, routing rules, and message transformations, then partner with developers to enhance monitoring and operational tooling. Provide occasional off-hours support for releases and critical incidents. This role requires 3+ years of FIX experience in a brokerage environment and involves working directly with trading desks, vendors, and compliance teams to deliver reliable connectivity solutions.
Required Qualifications
- 3+ years of experience supporting or implementing FIX connectivity in a brokerage, trading firm, exchange, fintech, OMS/EMS vendor, or financial technology environment
- Strong understanding of the FIX protocol, including session-level and application-level messages
- Familiarity with electronic trading concepts, order lifecycle, routing, executions, allocations, and trade capture
- Hands-on experience troubleshooting FIX sessions using logs, message viewers, network tools, or trading support platforms
- Experience working in production support environments with change management, incident management, and release controls
- Strong analytical, communication, and documentation skills
- Ability to work directly with clients, vendors, traders, developers, and operations teams
Desired Qualifications
- Experience with SQL, scripting, or reporting tools
- Familiarity with OMS/EMS platforms such as Bloomberg EMSX, Fidessa, FlexTrade, Charles River, Eze, Portware, or similar systems
- Knowledge of exchange or market center connectivity, including order routing and drop copy
- Experience participating in client-facing technical onboarding or production readiness reviews
- Experience dealing with order routing in a global, multi-system environment
- Experience working in a Linux environment
- Strong problem-solving under time-sensitive market conditions
- Detail-oriented approach to protocol specifications, message flows, and production controls
- Clear communication with both technical and non-technical stakeholders
- Ownership mindset for production stability and client experience
- Ability to manage multiple onboarding, certification, and support priorities simultaneously, where priorities may shift dynamically due to business need
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