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End‑to‑end FIX Protocol Suite for Electronic Trading

Streamline FIX connectivity, automate client certification, and gain real‑time visibility into FIX sessions with Sensiple’s PhiFIX suite, built for high‑volume capital markets environments.

FIX-Native | Low-Latency | Trade-Ready

Built for FIX-driven capital markets, PhiFIX gives trading firms the reliability, speed, and flexibility they need to support evolving electronic trading and connectivity strategies. 

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Overview

PhiFIX is Sensiple’s end-to-end FIX and multi-protocol solution for brokers, trading firms, exchanges, and venues. It unifies FIX certification, automated testing, simulation, monitoring, and surveillance to manage the entire FIX lifecycle from a single platform.

Supporting FIX and protocols like FAST, ITCH, OUCH, and EMAPI, PhiFIX works across gateways, servers, and applications, fitting seamlessly into complex trading environments while providing clear visibility into message flows.

PhiFIX Engine

A high‑performance FIX engine purpose‑built for real‑time, secure financial message flow across trading counterparts.

PhiFIX Certifier

Drive conformance checks through configurable scenarios and rule sets that mirror your live order flows, making it easier to certify clients and venues in a traceable, repeatable way.

PhiFIX Test Suite

Run functional, regression, and performance tests against multiple gateways using predefined and custom test packs, helping you verify changes before they reach production environments.

PhiFIX Simulator

Simulate client or venue traffic, including different order patterns and conditions, to stress gateways and assess how your applications behave under various scenarios.

PhiFIX Surveillance

Track sessions and logs in real time, capture message streams, filter and search by key fields, and set up alerts to highlight unusual patterns or operational issues.

Why PhiFIX

Most trading organizations face growing complexity from new venues, counterparties, and regulations, making manual certification, custom testing, and basic log checks hard to scale and largely reactive. 

PhiFIX replaces this fragmented approach with a structured, repeatable FIX management platform, combining guided certification, automated testing, session-level monitoring, and surveillance to reduce manual effort and enable predictable, well-governed electronic trading connectivity. 

Our End-to-End CX Transformation Approach

USPs

Enterprise Scalability – Built to scale across multiple gateways, markets, and counterparties 

Modular Adoption – Modular design allows adoption of individual components (e.g., Certifier, Surveillance) first 

Lifecycle Expansion – Easily expands into a full FIX lifecycle platform as sessions, flows, and venues grow 

High-Volume Ready – Supports multi-server, high–message-volume deployments 

Unified Operations – Handles large numbers of concurrent connections with a consolidated operational view 

Distributed Architecture – Ideal for firms evolving from single-gateway to distributed, multi-market architectures 

USPs

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Enterprise Scalability

Built to scale across multiple gateways, markets, and counterparties

Modular Adoption

Modular design allows adoption of individual components (e.g., Certifier, Surveillance) first

Lifecycle Expansion

Easily expands into a full FIX lifecycle platform as sessions, flows, and venues grow

High-Volume Ready

Supports multi-server, high–message-volume deployments

Unified Operations

Handles large numbers of concurrent connections with a consolidated operational view

Distributed Architecture

Ideal for firms evolving from single-gateway to distributed, multi-market architectures

Why choose PhiFIX

PhiFIX brings together Sensiple’s years of FIX expertise into a single, unified suite. It replaces multiple tools into a platform aligned to industry-standard workflows and terminology across the entire FIX lifecycle.

An integrated set of components for FIX certification, testing, simulation, monitoring, and surveillance

A configurable environment with reusable test cases and monitoring rules tailored to your business flows 

A capital markets, focused partner who helps align PhiFIX with your trading, technology, and control landscape 

Scale your FIX connectivity with PhiFIX.

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