1 to 25 of 35 FIX Protocol Jobs in the South East

System (PMS) to the OMS/EMS, ensuring seamless trade staging and execution. Develop and optimize execution strategies and trade management workflows. Work with FIX protocol and other connectivity solutions to integrate with brokers, exchanges, and liquidity providers. Implement low-latency, high-throughput software to support fast and … experience working on Order Management Systems (OMS) and/or Execution Management Systems (EMS)—either developing bespoke solutions or integrating vendor platforms. Familiarity with FIX protocol and other trading connectivity standards. Experience in low-latency software development, optimizing performance for real-time trading. Strong understanding of electronic trading More ❯

Referment is partnering with a top-performing hedge fund that is seeking a Software Engineer with strong FIX connectivity experience to join their high-calibre Engineering team. This is an exciting opportunity to contribute to a world-class trading environment that values autonomy, innovation, and technical excellence. You will … of developers, building and supporting tools that underpin the fund’s trading and investment workflows, with a particular focus on trading systems integration and FIX protocol. This is a highly visible role, working closely with traders, portfolio managers, and other stakeholders to deliver robust solutions across the full SDLC. … Technologies & Platform: Core platform: .NET (C#), SQL Server, KDB+. UI: WPF desktop. Scripting/strategy layer: Python. Messaging and connectivity: FIX protocol, REST APIs. Key Responsibilities for the role include: Lead the implementation and enhancement of FIX connectivity solutions for trade execution and post-trade workflows. Collaborate More ❯

risk, and execution systems. • Experience with multithreading, garbage collection tuning, and optimizing memory management. • Strong understanding of networking, TCP/IP, messaging protocols (e.g., FIX, Kafka, or RabbitMQ). • Experience working within banking, hedge funds, or financial institutions. • Solid understanding of algorithms, data structures, and system design principles. • Familiarity More ❯

Skills Desired: Interest in developing systems for automated market making, DMA or algo trading group in liquid markets (equities, FX, liquid rates, etc.) using FIX protocol Experience with web service development, REST, TypeScript knowledge with preferably Angular framework Experience with low-latency messaging Middleware pub/sub technologies. More ❯

Windows and Linux environments. Ensure all trading systems are fully operational before market open. Support a wide range of production systems including trading platforms, FIX/exchange connectivity, and risk systems. Manage release and deployment processes, maintaining stability in production environments. Maintain and support static data processes and internal More ❯

testing framework Qualifications/Experience: Extensive experience with Python (3.x), including multi-threading and performance tuning Knowledge/Experience of implement software using the FIX protocol Knowledge/Experience of implement software using Java (Spring framework) Knowledge of the cash equities trading area including European market structure is More ❯

Hybrid, 3 days a week in person) Contract : 6 months + Start : ASAP Key Skills: Core Java | Java | Angular | Algorithmic Trading | UNIX/Linux | FIX Protocol | KDB/q | Messaging Middleware | Jenkins Responsibilities: Develop and enhance trading strategies and engines using core Java within high-performance trading systems. … Interest or experience in developing systems for automated market making, Direct Market Access (DMA), or algorithmic trading in liquid markets (equities, FX, rates) using FIX protocol. Experience with web service development, REST APIs, and TypeScript, preferably with the Angular framework. More ❯

handle high-pressure situations and make quick, informed decisions. Excellent communication skills and a proactive, problem-solving mindset. Prior experience with market data feeds, FIX protocol, or trading exchanges is a plus. 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 ❯

understating of a Windows environment, including Powershell, SQL Experience in a financial services firm/institution, ideally banking, investment banking and brokers. Knowledge in FIX messaging Knowledge of market connectivity protocols for key global derivative, commodity, cash and equity markets, Fixed Income and Prime Brokerage Experience in technical onboarding More ❯

/troubleshooting applications specifically in a Microsoft Azure environment (including SQL Azure, Web Apps, Service Bus) Azure DevOps Websockets/SignalR experience Experience with FIX protocol Package/Benefits: £100,000 - £120,000 Basic Salary 25 days annual leave A gym membership with one of our partnered gyms More ❯

applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using React, Ember, JavaScript or HTML. FIX Experience Cloud experience with containerization (Docker, Kubernetes), Database (Relational and NoSQL), Messaging (RabbitMQ), Repository (BitBucket), or Helm Charts would be highly regarded (not all More ❯

then this is the role for you. Requirements Previous experience supporting trading environments including platforms and internal/external users Strong knowledge of Linux, FIX protocol and relational databases such as SQL Server Experience with OMS/PMS Ability to script in Python and/or Bash is More ❯

a strong track record in technical operations support. Expertise in Linux/Unix server environments and relational databases, including SQL. Familiarity with trading systems, FIX Protocol, and the technical aspects of UK/EU equity markets. Strong communication skills, with an ability to explain technical concepts clearly to More ❯

a related technical field. Preferred Experience: Expertise with Pytest and Python-based automation tooling. Prior exposure to equities trading environments. Familiarity with KDB and FIX protocol testing. Experience testing front-end interfaces and GUIs. This is a rare opportunity to work in a high-performance environment where technology More ❯

applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using React, Ember, JavaScript or HTML. FIX experience Cloud experience with containerization (Docker, Kubernetes), Database (Relational and NoSQL), Messaging (RabbitMQ), Repository (BitBucket), or Helm Charts would be highly regarded (not all More ❯

right person with an opportunity to progress. The role requires the following: Strong scripting experience within Python, BASH or Powershell. Excellent experience working with FIX Protocol. Great workplace experience within a Linux based environment. Excellent SQL exposure. Experience providing Application Support within a Trading environment. If you are looking More ❯

FX markets (Spot, Forwards, Swaps, Options) Experience with Python or scripting languages for tooling/automation Familiarity with market data feeds and execution protocols (FIX, proprietary APIs) Understanding of risk, pricing models, and PnL reporting Why Join Us Work in a dynamic, fast-paced front office environment Direct impact More ❯

title: Junior Production & Integration Engineer Client: Elite FinTech Salary: £60,000-£90,000 Experience Level: 2-6 years Location: London Skills: Linux, Bash, Python, FIX, SQL, Front Office The role: My client is looking for a more Junior Engineer to join their team in a Front Office capacity. You … project scopes Identifying project issues/blockers Providing reporting to management Core skills required: Understanding of Front Office operations and Trade Flow Linux SQL FIX Protocol Bash or Python Please apply ASAP for more information. More ❯

this opportunity is tailored for you. Key Skills and Requirements: Proficiency in Linux command line operations Previous Trade application support experience Solid understanding of FIX protocol Competence in SQL Python Automation What's in it for you: Opportunity to join a globally leading fintech organization. Potential for advancement More ❯

skills. In-depth knowledge of TCP/UDP, multicast, and low-latency design. Python or Shell scripting experience a plus. Familiarity with exchange APIs (FIX, WebSocket, REST) preferred. Financial/crypto market experience a bonus. English fluency required; Mandarin is a plus. More ❯

automation testing. Expertise in server and database layer testing, and familiarity with tools such as Pytest, is highly desirable. Experience with trading systems or FIX Protocol would be considered a significant advantage. The successful candidate will have excellent communication skills, a proactive mindset, and a proven track record More ❯

s Degree in Computer Science, Engineering, or related subject Strong experience working on Linux OS Working knowledge of Scripting languages like Python/Bash FIX Protocol Jira/Confluence Working knowledge of SQL Experience with CI/CD Communication skills are important Bachelors degree or relevant industry experience More ❯

integration and data pipelines around Endur. Strong knowledge of OpenJVS and SQL. Exposure to or experience with Java development. Experience with Linux, Git, RabbitMQ, FIX messaging, and REST APIs is also a plus. More ❯

years Proven background in systems integration with direct involvement in connecting to trading exchanges. ✔ Experience with Python and/or Bash ✔ Proficiency in Linux & FIX Protocol ✔ Strong understanding of Trade Life Cycle ✔ Excellent written and verbal communication skills (A full and detailed job spec is available) Please apply More ❯