Insights : OnixS
News, views and technical updates from across the industry
FIX
The Complete Guide to FIX Engine Selection in 2026
September 9, 2026
Picking the right FIX engine for a proprietary trading firm involves more than scanning a feature matrix. Latency targets, venue coverage, dialect ...
Read more →Anatomy of a FIX message: what a production parser has to get right
September 2, 2026
A Financial Information Exchange (FIX) message looks simple on the wire: tag=value pairs separated by a single control character, readable by eye ...
Read more →The OnixS DORA-ready advantage
April 29, 2026
DORA-ready by design: why commercial support matters for mission-critical FIX Engine SDKs.
Read more →Technical Guide: How long does it take to send One Million FIX messages using Java?
January 8, 2025
One of the ways to ensure the highest possible performance and quality of software products is to run stress/load tests. This article describes load ...
Read more →The anatomy of FIX Protocol messages
August 7, 2024
This OnixS reference article summarises FIX session-level and application-level message types (MsgType), FIX field tags, tag values and data types, ...
Read more →Understanding FIX drop copy in financial trading
July 10, 2024
In the fast-paced world of financial trading, maintaining a high level of transparency and control over transactions is crucial. One key technology ...
Read more →Detecting TCP congestion using OnixS FIX Engine and Trading Handler SDKs
May 14, 2024
OnixS Support receive questions and issues related to TCP network congestion so have written up an informational article of this complex area.
Read more →Demystifying FIX and Direct Market Access for modern trading
April 10, 2024
Simplifying complex technologies
Read more →