14 of 14 Permanent FIX Protocol Jobs in East London

roadmaps. Collaborative mindset, capable of 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 Offer: Competitive compensation + performance More ❯

time distributed systems. Strong understanding of treasury operations, fixed income, FX, and derivatives workflows. Solid experience with SQL Server, messaging systems (e.g., RabbitMQ, Service Bus), and API development (REST, FIX). Experience in cloud-native architecture, ideally with Microsoft Azure (Functions, Logic Apps, Cosmos DB, Blob Storage, Service Bus). Familiarity with Order Management Systems such as ThinkFolio, Aladdin More ❯

Bloomberg, Refinitiv, and other market data platforms. Strong grasp of MiFID II, EMIR, MAR, and FCA regulations. Proficiency in Python, SQL, and scripting (e.g., PowerShell, C#). Experience with FIX protocol and trading platforms like TT, Bloomberg, NYFIX. Familiar with TCP/multicast and system deployment across Linux and Windows. Nice to Have Experience building or supporting algorithmic More ❯

with SQL, Excel, or BI tools for reporting is a plus Interest in working at the intersection of trading systems, data, and customer experience Bonus Points For: Experience with FIX protocol Building tools or scripts for use in trading operations or liquidity management Prior exposure to institutional client onboarding or connectivity testing More ❯

be doing: Providing 2nd/3rd line support across trading, market data, and back-office systems Managing incidents, outages, and system upgrades within a regulated environment Supporting surveillance systems , FIX connectivity, and trading infrastructure (TT, ION, Stellar, Deltix, etc.) Writing and deploying PowerShell scripts to automate daily tasks Leading vendor upgrades and mandatory exchange changes Working with stakeholders across … live and efficient What you’ll need: Proven experience in Application Support within financial services Strong hands-on knowledge of Windows, Linux/Unix, SQL and Oracle Familiarity with FIX messaging , exchange connectivity and high-frequency trading systems Experience with platforms like ION Suite, ATEO, Stellar, IBM MQ, TT, Algorithmics Comfortable working under pressure in a trading floor environment More ❯

trading platforms. Strong documentation and requirements gathering skills, with a pragmatic approach to technical detail. Comfortable liaising across business, technical, and client-facing teams to drive delivery. Knowledge of FIX protocol, microservices, or cloud-native architectures is advantageous. This is an exciting opportunity to shape cutting-edge trading software used by top-tier financial institutions, while working at More ❯

as Senior Developer around digital 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 necessary). Good knowledge of More ❯

Scrum environments. Preferred Qualifications: Exposure to containerized environments (Docker, Kubernetes). Experience with CI/CD pipelines (Jenkins, GitLab CI, or similar). Knowledge of financial data protocols (e.g., FIX, SWIFT) is advantageous. Familiarity with cloud platforms (AWS, Azure, or GCP) is a plus. More ❯

Technical Operations Engineer | Trading Systems Support - Unix/Linux | Python | FIX Protocol | Fixed Income Trading Are you a technically skilled operations engineer with a passion for financial markets? A leading software vendor and trading firm specializing in fixed income is looking for a Technical Operations Engineer to support its mission-critical trading platforms. This is a fantastic opportunity … Provide 2nd line support for real-time trading systems, ensuring minimal downtime and optimal performance. Troubleshoot and resolve technical issues across Unix/Linux environments, Python-based automation, and FIX Protocol connectivity. Collaborate with development, infrastructure, and trading teams to address complex system challenges. Monitor system health and proactively identify and mitigate potential risks or performance bottlenecks. Contribute … and best practices. What You’ll Bring Strong hands-on experience with Unix/Linux system administration. Proficiency in Python for scripting and automation tasks. Solid understanding of the FIX Protocol and its role in trade messaging and connectivity. Proven ability to troubleshoot and resolve technical issues in high-pressure environments. Prior experience in a financial services or More ❯

expanding our electronic trading infrastructure and client connectivity. Key Responsibilities: Client Onboarding: Design and implement onboarding processes for new electronic trading clients, ensuring seamless integration and optimal experience. API & FIX Documentation: Maintain, update, and improve technical documentation for REST, WebSocket, and FIX APIs. Integration Support: Develop and maintain sample code and technical guides to showcase integration workflows with … Generate and analyze execution performance metrics and PnL reports to support internal teams and clients. Required Qualifications: Experience: Minimum of 5 years of hands-on experience with Java and FIX protocol. API Integration: Strong experience integrating with REST and WebSocket APIs . Database Skills: Proficient in SQL , with a focus on PostgreSQL . Industry Knowledge: Deep understanding of order More ❯

JavaScript (ES6+) Proven experience delivering front-end applications in electronic trading environments Strong understanding of performance optimisation and low-latency UI design Experience with real-time data technologies (WebSockets, FIX, etc.) Familiarity with containerized front-end platforms such as OpenFin is a plus Prior exposure to Fixed Income products (Rates, Credit, Bonds) or other capital markets Experience in data More ❯

Role: Contract Business Analyst (Exchange Trading) Domain: Energy & Commodities Trading Project: Trading Exchanges (Third Party Networks, OMS/EMS, FIX messaging) Location: London (hybrid) Rate: £800/d (inside IR35) Contract: 6 months (multi-year scope) X4 Technology are partnered with a global energy trading offering a contract Business Analyst (Exchange Trading) role on a high-profile, multi-year … aims to streamline the lifecycle of derivatives trading by automating execution, enhancing price transparency and improving customer experience. This specific project focuses on exchange connectivity, OEMS integration (Trading Technologies), FIX protocol implementation and market data integration to deliver a scalable, compliant trading infrastructure. Responsibilities of the Business Analyst (Exchange Trading) Leverage expertise in global future exchanges to gather … and clarify business requirements Serve as SME for trading exchange, OEMS, FIX protocol and market data integration Translate requirements into technical solutions across the project lifecycle Analyse and map RFQ, order and trade lifecycles to design solutions that enhance trading system quality and efficiency Liaise between business, development, QA, infrastructure and production support to ensure smooth delivery Troubleshoot More ❯

scripting skills in Python and Bash. Experience with virtualization technologies such as Nutanix or VMware. Good understanding of networking concepts, including multicasting. Desirable Skills Ansible, Kubernetes, Nagios, GIT, and FIX Protocol experience. Why Join the clients team? Be a key player in a high-performance trading environment. Lead strategic initiatives and shape the future of the firm’s More ❯

trading tech divisions, working with supporting traders and engineers get the most out of the apps and the platform, and work on improving and automating current applications. Stack: Python, FIX, SQL The company is a tech firm before a hedge fund, and thus they hire the most talented engineers, offering them London leading compensation and a hybrid work model. More ❯