1 to 25 of 98 FIX Protocol Jobs in Central London

grasp of financial regulations, especially MiFID II, EMIR, and FCA requirements. Technical & Analytical Skills: Proficiency with Python, SQL, and scripting languages (e.g., PowerShell, C#). Hands-on experience with FIX Protocol, messaging systems (e.g. multicast, TCP), and network debugging. Experience across Windows and Linux environments. Proven ability to work with instrument static data, market data systems, and OMS More ❯

grasp of financial regulations, especially MiFID II, EMIR, and FCA requirements. Technical & Analytical Skills: Proficiency with Python, SQL, and scripting languages (e.g., PowerShell, C#). Hands-on experience with FIX Protocol, messaging systems (e.g. multicast, TCP), and network debugging. Experience across Windows and Linux environments. Proven ability to work with instrument static data, market data systems, and OMS More ❯

Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred More ❯

IP networking, and large-scale distributed systems. Strong communication skills and ability to collaborate with business stakeholders. Interest or experience in financial products (FX, Derivatives, Options) and familiarity with FIX Protocol, FpML, or similar financial models is a plus. More ❯

IP networking, and large-scale distributed systems. Strong communication skills and ability to collaborate with business stakeholders. Interest or experience in financial products (FX, Derivatives, Options) and familiarity with FIX Protocol, FpML, or similar financial models is a plus. More ❯

low-latency performance in a fast-paced trading environment. Utilise distributed computing and high-performance computing techniques to enhance algorithmic execution. Integrate with exchange APIs (REST/WebSocket/FIX) for real-time data processing and trading execution. Required Qualifications: Strong understanding of quant trading logic, market structure, and execution strategies. Proficiency in C++ and Python, with experience in More ❯

low-latency performance in a fast-paced trading environment. Utilise distributed computing and high-performance computing techniques to enhance algorithmic execution. Integrate with exchange APIs (REST/WebSocket/FIX) for real-time data processing and trading execution. Required Qualifications: Strong understanding of quant trading logic, market structure, and execution strategies. Proficiency in C++ and Python, with experience in More ❯

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 ❯

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 ❯

Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred More ❯

Proactively able to build relationships with stakeholders:- sales, brokers, middle office, external vendors. Ability to produce clean, well-written, fully tested production ready software. Desirable skills :- Knowledge of the FIX protocol Knowledge of FX trade processing Basic knowledge of Foreign exchange products (vanilla/exotic options, fx cash) ( training will be given) Qualifications: Computer Science related degree preferred More ❯

production environments. Expedient deployment of new systems. Capacity planning and support for increasing volumes and business growth. Knowledge of networking and storage concepts. Escalate/follow-up on permanent fix for development related issues. Provide solutions for application automation. Manage communication of system and application outages to the end users whenever required. Resolve complex application and technical problems. Build … support of a real-time trading environment. Knowledge of support applications that use high-performance messaging/middleware. Strong analytical, and verbal and written communication skills. Strong Knowledge of FIX protocol. Java, C#, C++ development skills set, nice plus. Personal Attributes Good communication skills, including the ability to write clearly. Able to function effectively as a member of a 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 ❯

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 ❯

Extensive experience with Core Java , focusing on low-level performance tuning, multithreading , and garbage collection optimization . FIC or similar business knowledge: Strong understanding of FIC markets Experience with FIX protocol , SBE Market Data Feeds (e.g., Refinitiv, Bloomberg), and LP connectivity . Real time Messaging Systems: Experience with low-latency messaging technologies such as Solace . Linux based … systems, CI/CD pipelines, GitHub Actions, MyBatis, Maven Advanced experience with FIX Engines/Routers (Raptor, Catalyst, Chronicle, or similar tools). Distributed Systems: Experience with distributed computing , clustering , and scalability strategies . Soft Skills: Excellent communication and interpersonal skills to work effectively with both business and technology teams. Ability to thrive in a fast-paced, high-pressure More ❯

Extensive experience with Core Java , focusing on low-level performance tuning, multithreading , and garbage collection optimization . FIC or similar business knowledge: Strong understanding of FIC markets Experience with FIX protocol , SBE Market Data Feeds (e.g., Refinitiv, Bloomberg), and LP connectivity . Real time Messaging Systems: Experience with low-latency messaging technologies such as Solace . Linux based … systems, CI/CD pipelines, GitHub Actions, MyBatis, Maven Advanced experience with FIX Engines/Routers (Raptor, Catalyst, Chronicle, or similar tools). Distributed Systems: Experience with distributed computing , clustering , and scalability strategies . Soft Skills: Excellent communication and interpersonal skills to work effectively with both business and technology teams. Ability to thrive in a fast-paced, high-pressure More ❯

Squarepoint is a global investment management firm that utilizes a diversified portfolio of systematic and quantitative strategies across financial markets that seeks to achieve high quality, uncorrelated returns for our clients. We have deep expertise in trading, technology and operations More ❯

Squarepoint is a global investment management firm that utilizes a diversified portfolio of systematic and quantitative strategies across financial markets that seeks to achieve high quality, uncorrelated returns for our clients. We have deep expertise in trading, technology and operations More ❯

build and support business-critical 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 risk to enhance STP and reconciliation workflows Support and optimise CI/CD pipelines (e.g. … DevOps) Troubleshoot and resolve production 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 with CI/CD tools More ❯

build and support business-critical 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 risk to enhance STP and reconciliation workflows Support and optimise CI/CD pipelines (e.g. … DevOps) Troubleshoot and resolve production 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 with CI/CD tools More ❯

FIX Support Analyst Location: London Hybrid Salary: Up to £60,000 Skills: Integration Specialist, Project Manager, SQL, FIX, Swift, XML, JSON, Data Manipulation, Equities, Derivatives, FX, Rates, Fixed Income, Asset Management, Hedge Funds, BuySide About the Job A leading provider of trading solutions is looking for a skilled FIX Support Analyst for its Client Integration team. The … technical documentation and support internal teams. Resolve escalated issues effectively. Essential Skills 2+ years of integration or technical support experience. Strong SQL skills (data manipulation, optimization). Knowledge of FIX, XML, JSON. Understanding of financial markets (Equities, Derivatives, FX, Rates). Experience in client-facing roles. Preferred Skills Linux shell scripting, Perl FIXML and FIX Simulator Data analytics … e.g., Pentaho) Broker Algorithmic order flows Jira and Confluence proficiency This is an exciting opportunity for career growth within a dynamic financial technology firm. Integration Specialist, Project Manager, SQL, FIX, Swift, XML, JSON, Data Manipulation, Equities, Derivatives, FX, Rates, Fixed Income, Asset Management, Hedge Funds, BuySide More ❯

FIX Support Analyst Location: London Hybrid Salary: Up to £60,000 Skills: Integration Specialist, Project Manager, SQL, FIX, Swift, XML, JSON, Data Manipulation, Equities, Derivatives, FX, Rates, Fixed Income, Asset Management, Hedge Funds, BuySide About the Job A leading provider of trading solutions is looking for a skilled FIX Support Analyst for its Client Integration team. The … technical documentation and support internal teams. Resolve escalated issues effectively. Essential Skills 2+ years of integration or technical support experience. Strong SQL skills (data manipulation, optimization). Knowledge of FIX, XML, JSON. Understanding of financial markets (Equities, Derivatives, FX, Rates). Experience in client-facing roles. Preferred Skills Linux shell scripting, Perl FIXML and FIX Simulator Data analytics … e.g., Pentaho) Broker Algorithmic order flows Jira and Confluence proficiency This is an exciting opportunity for career growth within a dynamic financial technology firm. Integration Specialist, Project Manager, SQL, FIX, Swift, XML, JSON, Data Manipulation, Equities, Derivatives, FX, Rates, Fixed Income, Asset Management, Hedge Funds, BuySide More ❯

support-related responsibilities. This role 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 ION, IBM MQ, Deltix, TT, and … development teams, business users, and 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 in a technical advisory role, with an More ❯

support-related responsibilities. This role 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 ION, IBM MQ, Deltix, TT, and … development teams, business users, and 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 in a technical advisory role, with an More ❯

role with live impact Strong scripting skills in PowerShell or Python Excellent communicator who can document clearly and liaise with clients, dev teams, and exchanges Familiarity with ITIL processes, FIX messaging (nice to have), and trading protocols across asset classes This is a great opportunity for someone looking to take ownership of support in a high-visibility environment, where More ❯