Algo/DMA electronic markets infrastructure across global venues. Key Responsibilities Provide front office aligned production support for DMA and algorithmic trading platforms. Troubleshoot and resolve issues related to FIXprotocol connectivity, order routing, drop copy, and post-trade workflows . Monitor order flow for rejects and failures , proactively identifying and resolving issues. Support and monitor market data … reconciliations. Leverage observability and monitoring tools (Grafana, Splunk, OpenText/SiteScope/OBM) for proactive issue detection and notifications. Work with vendors on production support for OMS/EMS, FIX mapping/routing, market data, and execution connectivity . Able to take lead in incident root cause analysis and drive long-term stability improvements. Participate in change and release … rollouts. Contribute to Business Continuity Planning (BCP) by taking part in Disaster Recovery (DR) tests and industry-wide SIFMA BCP exercises . Required Skills & Qualifications Strong knowledge of the FIXprotocol and order lifecycle (equities/Fixed Income/FX). Experience in front-office trading support , with direct interaction with traders/sales. Strong background with EMS More ❯
Algo/DMA electronic markets infrastructure across global venues. Key Responsibilities Provide front office aligned production support for DMA and algorithmic trading platforms. Troubleshoot and resolve issues related to FIXprotocol connectivity, order routing, drop copy, and post-trade workflows . Monitor order flow for rejects and failures , proactively identifying and resolving issues. Support and monitor market data … reconciliations. Leverage observability and monitoring tools (Grafana, Splunk, OpenText/SiteScope/OBM) for proactive issue detection and notifications. Work with vendors on production support for OMS/EMS, FIX mapping/routing, market data, and execution connectivity . Able to take lead in incident root cause analysis and drive long-term stability improvements. Participate in change and release … rollouts. Contribute to Business Continuity Planning (BCP) by taking part in Disaster Recovery (DR) tests and industry-wide SIFMA BCP exercises . Required Skills & Qualifications Strong knowledge of the FIXprotocol and order lifecycle (equities/Fixed Income/FX). Experience in front-office trading support , with direct interaction with traders/sales. Strong background with EMS More ❯
trading or financial markets. Strong knowledge of FX trading systems, market connectivity, and pricing models. Deep understanding of Linux optimisation, CPU architecture, cache management, and network protocols (TCP, UDP, FIX, Multicast). Experience with algorithmic or automated trading systems and test-driven development. Strong problem-solving skills and ability to translate business requirements into scalable technical solutions. Whats on More ❯
City of London, Greater London, UK Hybrid / WFH Options
McGregor Boyall
field. 10+ years' experience in Java development within low-latency trading systems . Deep knowledge of Java concurrency, GC tuning, memory management, and NIO . Familiarity with market microstructure, FIX, order types, and trading protocols . Proven track record delivering production-grade Java trading platforms . Rates (cash & derivatives) eTrading experience strongly preferred. Preferred Technical Skills Core Java 11+ More ❯
need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant low latency (Optimizing & tuning ) If you are interested and have experience, please apply now for a quick response. Thank you. More ❯
City of London, Greater London, UK Hybrid / WFH Options
Hawksworth
need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading/FIX/Performance monitoring Significant low latency (Optimizing & tuning ) If you are interested and have experience, please apply now for a quick response. Thank you. More ❯
Provide application-level support to the GFO-X trading venue: Respond to customer and internal inquiries, diagnose the problem and then provide an effective solution. Troubleshoot issues related to FIX and proprietary protocols, application support, hardware, OS, monitoring and orchestration software, and connectivity issues using industry-standard tools including PCAP, Wireshark, FIXYL, Zabbix, and Rundeck. Assist with client onboarding … wider IT team to ensure hardware configurations are optimized for stability, performance and security. Collaborate with the infrastructure, development and project teams: Provide customer feedback on issues relating to FIX and proprietary protocols, application support, hardware, and API enhancements or bug fixes to the development team. Participate in testing and quality assurance efforts to ensure the stability and reliability … of these components. Work according with defined Support SLAs. Work with the team lead to continuously improve support processes: Identify areas for process improvement specific to FIX and proprietary protocols, application support, hardware, and APIs, and suggest proactive solutions to enhance the overall customer support experience. Collaborate with the team to develop best practices and implement standardized support procedures. More ❯
Provide application-level support to the GFO-X trading venue: Respond to customer and internal inquiries, diagnose the problem and then provide an effective solution. Troubleshoot issues related to FIX and proprietary protocols, application support, hardware, OS, monitoring and orchestration software, and connectivity issues using industry-standard tools including PCAP, Wireshark, FIXYL, Zabbix, and Rundeck. Assist with client onboarding … wider IT team to ensure hardware configurations are optimized for stability, performance and security. Collaborate with the infrastructure, development and project teams: Provide customer feedback on issues relating to FIX and proprietary protocols, application support, hardware, and API enhancements or bug fixes to the development team. Participate in testing and quality assurance efforts to ensure the stability and reliability … of these components. Work according with defined Support SLAs. Work with the team lead to continuously improve support processes: Identify areas for process improvement specific to FIX and proprietary protocols, application support, hardware, and APIs, and suggest proactive solutions to enhance the overall customer support experience. Collaborate with the team to develop best practices and implement standardized support procedures. More ❯
Hands-on scripting experience (PowerShell, Python, etc.). Solid knowledge of trading, clearing, and settlement flows within financial services. Experience in exchange/vendor management and supporting connectivity protocols (FIX, market data). Familiarity with ITIL processes and change management. Strong communication, documentation, and stakeholder management skills. Ability to stay calm and effective under pressure in a fast-moving More ❯
of Windows 10/11, Windows Server, Active Directory, Group Policy. Experience with Bloomberg, Reuters, Eikon, and custom trading applications . Exposure to real-time market data systems and FIXprotocol environments. Knowledge of cloud-hosted VDI (Azure, AWS WorkSpaces) . More ❯
City of London, Greater London, UK Hybrid / WFH Options
X4 Technology
ensure end-to-end workflows run securely, efficiently and compliantly (MiFIDII, RTS6...). You'll also optimise connectivity to global futures exchanges, integrate market data (Bloomberg, Refinitiv...) and troubleshoot FIX connections, EMS/OMS platforms, network protocols and real-time data systems. Responsibilities for the Contract Site Reliability Engineer (Algorithmic Trading) Deploy applications following best practices and manage vendor … commodity trading, capital markets or investment banking Strong knowledge of global futures exchanges, exchange-traded derivatives lifecycle and real-time market data distribution systems (RTDS, DACS, ADH, ADS) Solid FIX engineering experience Great opportunity to contribute to an innovative algorithmic trading platform with one of the world's largest energy trading players. Day rates circa 800/d inside More ❯
with broker infrastructure, low-latency order handling, and a sophisticated margin and clearing engine. This is a fully remote , full time position. Responsibilities Integrate with broker order flow using FIX APIs and bridge platforms (e.g., PrimeXM, Centroid) Build internal routing and execution logic across multiple counterparties Design and enforce margin and net settlement systems per client Connect to institutional … normalize multi-venue pricing data Own the reliability and accuracy of high-throughput trade matching infrastructure Requirements 5+ years experience building backend infrastructure in financial markets Direct experience integrating FIX APIs and broker bridges (PrimeXM required) Experience with CFDs Strong programming skills (Python, or similar) Deep understanding of execution logic, margin enforcement, and post-trade flows Nice to Have … or liquidity providers Exposure to net settlement, per-broker margin models, or matching engines Knowledge of institutional custody or collateral management systems Deliverables Integrate with broker order flow using FIX APIs Build internal routing and execution logic Design margin and net settlement systems Connect to institutional LPs and normalize pricing data Ensure reliability of trade matching infrastructure More ❯
