26 to 43 of 43 FIX Protocol Jobs in London

aspects of client deliveries Architecting performant, resilient distributed systems informed by deep domain knowledge Building solutions across OMS, EMS, Smart Order Routing, Matching Engines, FIX gateways and Risk platforms Working with event-driven architectures, replicated state machines and distributed consensus systems Applying best practices in separation of concerns, clean ...

changes, and learn how reliable services are delivered in production Integration & connectivity (exposure): Learn how we onboard and support connectivity with external parties (e.g., FIX connections), following documented processes and escalating appropriately Support client onboarding and certification activities, helping improve documentation and automation to make integrations smoother over time ...

data validation and analysis Unix/Linux (commands and basic scripting) Good understanding of the trade lifecycle (Front Office to Back Office) Familiarity with FIX Protocol (working knowledge, not necessarily deep expertise) Experience working in non-production/UAT environments Ability to work in a global, distributed team ...

solving skills – you can string together a SQL query Experience with testing/integrating to APIs Preferred Experience building trading APIs (REST/WebSocket, FIX, gRPC, webhooks), order routing and matching, and market data systems Background in crypto trading, cross-border settlement, or treasury management Experience in a fast ...

with a passion for simplifying complex systems, optimising runtime performance and enhancing developer/operational workflows. Nice to have Experience with connectivity protocols like FIX or other financial messaging standards. Prior work on large-scale service-oriented or microservices platforms. Why it’s exciting Join a collaborative engineering environment ...

quant partners, and senior stakeholders to assess how the platform operates today, including nuanced pre-trade and post-trade flows and bespoke, client-specific FIX implementations. A target architecture is also being defined in parallel, and a key part of this role is evolving the current stack so that … decisions, modernization strategy, and platform transition planning London‐based, with on‐site presence required 3 days per week minimum Nice to have Experience with FIX protocol and client connectivity patterns Familiarity with message brokers (Kafka, Solace) and event‐driven architectures Prior consulting experience or comfort operating across multiple ...

incidents effectively to maintain platform stability and client satisfaction. Client Management: Work closely with clients, providing exceptional service and building lasting relationships. Must-Haves: FIX Protocol experience Strong experience with Linux servers. Background in FX trading or application support. Desirables: Scripting skills in any language (e.g., Python, Bash ...

Desirable: Experience within the financial services or trading environment Knowledge of Windows Server Familiarity with ITIL frameworks Exposure to market data and the FIX protocol What you’ll get in return The opportunity to support high-volume, real-time trading systems used globally Exposure to modern monitoring ...

Continuity/Disaster Recovery frameworks. Working knowledge of networking, firewalls, CUCM, cybersecurity tools and cloud/infrastructure technologies. Experience with trading systems, exchange connectivity, FIX protocols and back‐office integrations is advantageous. Ability to work under pressure, manage competing priorities and deliver within deadlines. Bilingual speakers (English & Mandarin ...

Continuity/Disaster Recovery frameworks. Working knowledge of networking, firewalls, CUCM, cybersecurity tools and cloud/infrastructure technologies. Experience with trading systems, exchange connectivity, FIX protocols and back-office integrations is advantageous. Ability to work under pressure, manage competing priorities and deliver within deadlines. Bilingual speakers (English & Mandarin ...

Continuity/Disaster Recovery frameworks. Working knowledge of networking, firewalls, CUCM, cybersecurity tools and cloud/infrastructure technologies. Experience with trading systems, exchange connectivity, FIX protocols and back-office integrations is advantageous. Ability to work under pressure, manage competing priorities and deliver within deadlines. Bilingual speakers (English & Mandarin ...

best practice Requirements Experience in implementation, onboarding, or client delivery within financial technology Prior team lead or supervisory experience Hands-on experience working with FIX, XML, or JSON for client connectivity/integrations Understanding of electronic trading workflows and system integrations Strong client-facing experience and ability to manage ...

become a trusted advisor for trading firms, exchanges, and institutional clients across the crypto ecosystem What we're looking for: APIs & Protocols REST APIs FIX Protocol WebSockets Domain knowledge Crypto/DeFi Trading systems Market structure Client skills Presales · Demos · Stakeholder comms Bonus points Scripting · SQL · Low-latency ...

Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX Our Investment Banking client is looking for an Algo trading Java developer to join the team to work on new initiatives and support for business critical algorithmic trading engines. The team provides innovative solutions for low touch … latency trading, which includes FIX connectivity, low latency market connectivity, smart order routing, algorithmic trading and internal crossing. The requirement is for a core Java developer. The team is working on a number of algorithmic engines that support benchmark algos, smart order routing and internal crossing. The main responsibilities ...

test, deploy, and maintain OTC trading systems (primarily in C#) supporting Spot, Options, and Structured Products workflows. Build and enhance API services (REST, WebSocket, FIX 4.4) used by clients and internal trading systems. Work closely with traders, quants, and other engineers to deliver performant, secure, and scalable solutions. Collaborate … systems. Familiarity with quantitative pricing integration and automated testing frameworks. Understanding of risk management, order management systems (OMS), and trade lifecycle workflows. Experience building FIX or WebSocket APIs for trading. Options and structured products experience. Our Tech Stack Backend: C#, Python Frontend: React Databases: PostgreSQL, DynamoDB Infrastructure ...

associated problems a plus Automated test experience, Unit testing and Integration testing An understanding of message-driven programming and messaging systems Experience with FIX and Kafka a huge plus To excel in this role, you will need a minimum of 7 years' experience in JVM, with proficiency in both … test experience, including unit testing and integration testing, is also required. An understanding of message-driven programming and messaging systems, along with experience in FIX and Kafka, would be highly advantageous. If you are ready to take the next step in your career and make a significant impact ...

will be working within the Front Office Teams and would requires someone with experience on Trading Platforms and preference to candidates with exposure to FIX Connectivity. Proficient in Windows and Linux/Unix environments with solid understanding of SQL, Oracle databases, and server-side infrastructure, including platforms like … external vendors. Highly methodical with experience in ITIL frameworks, change management, and a focus on continuously improving systems and processes. Skilled in API onboarding, FIX messaging, market connectivity protocols, and supporting high-frequency trading platforms; able to work shifts and manage critical upgrades. Prior experience supporting clients ...

Front Office Production Engineer – Linux, Oracle, KDB, SRE, Python, Shell Scripting, Automation, Monitoring, Observability, FIX Messaging, Fixed Income A Senior Production Engineer with a background in Front Office Trading environments and strong knowledge of Site Reliability Engineering (SRE) is sought after by a global Investment Bank to join their … response, root cause, gap analysis, bug fixing through to full recovery and resolution Understanding of the trade life cycle from pre-to-post trade, FIX Messaging and experience facing off directly to the business, including Traders ...