11 of 11 Permanent FIX Protocol Jobs in West Sussex

years in Commodity Trading, Capital Markets, or Investment Banking Expertise in exchange-traded derivatives lifecycle Experience with platforms like TT, NYFIX, Bloomberg, TradingScreen Strong FIX protocol and market data (Bloomberg/Refinitiv) understanding Python and SQL proficiency—bonus if you know PowerShell or C# Knowledge of MiFID II More ❯

interfacing with multi-disciplinary teams. Nice to Have: Experience with Redis, Kafka, or similar real-time streaming/data platforms. Familiarity with financial APIs, FIX protocol, or trading exchange integrations. Education: Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, or a related field. What We More ❯

or wider financial services Familiarity with regulatory reporting frameworks such as MiFID TR, EMIR, MAS, Dodd-Frank, or CSA Exposure to technologies such as FIX, RabbitMQ, Octopus , and VB.NET/WinForms is a plus Agile experience, particularly Kanban Able to work independently and within small collaborative teams Strong written More ❯

Take ownership of your workload and contribute to team task distribution. Develop expertise in proprietary trading platforms, supporting issue replication and UAT testing. Troubleshoot FIX API connections and monitor trade flows and market data workflows. Support daily health checks and participate in platform testing and process improvement initiatives. Contribute … services environment (e.g. brokerage, exchange, investment bank). Familiarity with FX and Rates products (e.g. NDFs, Swaps, FXO, IRS, Gilts, EGBs). Experience with FIX protocol, Unix/Linux, and end-to-end trade lifecycle. Strong communication skills – able to bridge the gap between business and technology. Comfortable More ❯

in providing market access and data from their ultra low-latency platform to financial service firms, leading exchanges and single dealers across digital assets, FIX and more. They are looking to hire a Senior C#, .NET Engineer with strong experience in start-up/scale up firms, able to More ❯

organized, possess excellent interpersonal and communication skills, and will additionally possess technical or business experience with about 3-5 years' experience in: Electronic trading. FIX protocol Forex markets CentOS/REHL (or other *nix) Scripting/coding experience in languages such as Bash or Python Extreme comfort with More ❯

Futures, or Fixed Income. Excellent documentation and requirement elicitation skills. Hands-on programming experience (ideally Python, Java or KDB+/q). Understanding of FIX protocol. This is a rare opportunity to contribute to mission-critical technology projects in a collaborative, high-caliber environment. If you're passionate about More ❯

technical colleagues. Required Technical Skills: Unix/Linux expertise Strong programming skills in Python or another scripting language Experience with SQL databases Knowledge of FIX Protocol Familiarity with DevOps practices, CI/CD pipelines, and automation tools Why Join? Work in a prestigious and highly profitable hedge fund More ❯

projects in the gas and power trading space. They are looking to bring on an experienced C# .NET Developer with proven knowledge of the FIX protocol to help build and scale a suite of high-performance trading applications. This is a rare chance to get in at the … technology teams to deliver low-latency, scalable trading solutions. Experience required: Strong hands-on experience with C#/.NET Solid hands on experience with FIX Protocols (connectivity, message handling, session management) Background in trading environments - ideally in commodities or energy Ideally, you'll have exposure to Oracle Familiarity with More ❯

systems that handle real-time trade execution, messaging, and integration. This role focuses on developing high-performance services using the .NET framework, integrating with FIX protocols, and leveraging message queuing technologies such as RabbitMQ or Kafka. You’ll play a key role in improving trade flow automation and operational … efficiency across the front-to-back lifecycle. Key Responsibilities: Design and develop .NET-based services that integrate trading systems using FIX Build and maintain messaging infrastructure using RabbitMQ, Kafka, or similar Develop robust APIs and services for trade capture, enrichment, and routing Work closely with traders, middle office, and … issues in a low-latency trading environment Required Experience: Strong development experience in C# and .NET Core/.NET Framework Hands-on experience integrating FIX protocols (e.g., QuickFIX/n, OnixS) Proficiency with message brokers (RabbitMQ, Kafka, MSMQ, etc.) Knowledge of STP, order lifecycle, and post-trade processing Familiarity More ❯

Provide daily support for trading and post-trade workflows, particularly around booking, allocations, and commission issues Support and troubleshoot workflows in Fidessa CTAC , CTM, FIX, and internal trading systems Assist with onboarding new clients, building reports, and managing enhancement requests Become the go-to person for booking/allocation … and support global releases What you’ll bring Strong experience in equity trade support (cash, ETFs, swaps, etc.) Hands-on knowledge of Fidessa CTAC, FIX 4.4, and CTM workflows Solid SQL skills and confident diagnosing application-level issues Background supporting trading systems and working in front-office environments Clear More ❯