1 to 25 of 130 Permanent FIX Protocol Jobs in London

Trading Application Support - (SQL, FIX Protocol, UNIX/LINUX, Trading, FinTech, Financial Technology) ***This is a hybrid role, 2 days remote and 3 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited … your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Trading Application Support - (SQL, FIX Protocol, UNIX/LINUX, Trading, FinTech, Financial Technology) Competitive salary 25 days annual leave - not including bank holidays Private medical insurance Flexible working … without regard to race, gender, colour, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Job Overview: Trading Application Support - (SQL, FIX Protocol, UNIX/LINUX, Trading, FinTech, Financial Technology) The primary responsibilities of the Operations Analyst will be maintaining and running the client exchange More ❯

Skills: Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading Workflows, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office Overview: Our client, a leading provider in Buy-side and hedge fund technology, offers a cutting … apply now. Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office More ❯

Skills: Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading Workflows, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office Overview: Our client, a leading provider in Buy-side and hedge fund technology, offers a cutting … apply now. Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office More ❯

Skills: Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading Workflows, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office Overview: Our client, a leading provider in Buy-side and hedge fund technology, offers a cutting … apply now. Technical Account Manager, TAM, EMS, OMS, PMS, Execution Management System, Portfolio Management System, Order Management System, Electronic Trading, Equities, Fixed Income, Derivatives, FIX, FIX Protocol, Linux, BuySide, Front Office More ❯

Technical Operations Engineer | Trading Systems Support | Unix/Linux, Python, FIX Protocol. A leading fintech firm is seeking a Technical Operations Engineer to provide 1st and 2nd line support for its critical trading systems and platforms. This is an exciting opportunity to work in a high-performance environment where … ensuring seamless operation and minimal downtime. Diagnose and resolve technical issues related to Unix/Linux environments , automation scripts in Python , and connectivity using FIX Protocol . Collaborate with internal teams to escalate and resolve complex system challenges. Monitor system performance, proactively identifying potential risks or bottlenecks. Contribute … Required Skills & Experience: Strong hands-on experience with Unix/Linux systems administration. Proficiency in Python for scripting and automation. In-depth understanding of FIX Protocol for trade messaging and connectivity. Ability to troubleshoot and resolve complex technical issues under pressure. Previous experience in a financial or trading More ❯

Technical Operations Engineer | Trading Systems Support | Unix/Linux, Python, FIX Protocol. A leading fintech firm is seeking a Technical Operations Engineer to provide 1st and 2nd line support for its critical trading systems and platforms. This is an exciting opportunity to work in a high-performance environment where … ensuring seamless operation and minimal downtime. Diagnose and resolve technical issues related to Unix/Linux environments , automation scripts in Python , and connectivity using FIX Protocol . Collaborate with internal teams to escalate and resolve complex system challenges. Monitor system performance, proactively identifying potential risks or bottlenecks. Contribute … Required Skills & Experience: Strong hands-on experience with Unix/Linux systems administration. Proficiency in Python for scripting and automation. In-depth understanding of FIX Protocol for trade messaging and connectivity. Ability to troubleshoot and resolve complex technical issues under pressure. Previous experience in a financial or trading More ❯

Technical Operations Engineer | Trading Systems Support | Unix/Linux, Python, FIX Protocol. A leading fintech firm is seeking a Technical Operations Engineer to provide 1st and 2nd line support for its critical trading systems and platforms. This is an exciting opportunity to work in a high-performance environment where … ensuring seamless operation and minimal downtime. Diagnose and resolve technical issues related to Unix/Linux environments , automation scripts in Python , and connectivity using FIX Protocol . Collaborate with internal teams to escalate and resolve complex system challenges. Monitor system performance, proactively identifying potential risks or bottlenecks. Contribute … Required Skills & Experience: Strong hands-on experience with Unix/Linux systems administration. Proficiency in Python for scripting and automation. In-depth understanding of FIX Protocol for trade messaging and connectivity. Ability to troubleshoot and resolve complex technical issues under pressure. Previous experience in a financial or trading More ❯

that business requirements are met Drive a best practices approach to the continuous improvement of products, processes, and tools. Identify and correct bottlenecks and fix bugs for all production issues Liaise with product development team to plan new features Research and suggest new mobile products, applications and protocol … Android Studio, Eclipse) and source control tools (Git, Stash) Ability to perform in a team environment Knowledge and experience with the Financial Information Exchange FIX Protocol would be handy as well as working with trading or currency exchange technology. This position is based in the City London. Salary More ❯

. Proven track record building real-time , low-latency , multi-threaded trading systems . Experience with exchange connectivity protocols (e.g., ICE, CME) Experience with FIX protocol/Connections (including FIX session and application layer development). Deep understanding of market data systems - acquiring, parsing, and manipulating data More ❯

. Proven track record building real-time , low-latency , multi-threaded trading systems . Experience with exchange connectivity protocols (e.g., ICE, CME) Experience with FIX protocol/Connections (including FIX session and application layer development). Deep understanding of market data systems - acquiring, parsing, and manipulating data More ❯

. Proven track record building real-time , low-latency , multi-threaded trading systems . Experience with exchange connectivity protocols (e.g., ICE, CME) Experience with FIX protocol/Connections (including FIX session and application layer development). Deep understanding of market data systems - acquiring, parsing, and manipulating data More ❯

Proficiency in supporting and troubleshooting Windows applications. Solid understanding of database concepts and SQL query language. Strong knowledge of AWS/Azure. Familiarity with FIX protocol and experience with FIX connectivity troubleshooting. Excellent problem-solving skills and ability to work well under pressure in a fast-paced More ❯

Points For Experience with FX options or other derivatives Exposure to front-office platforms like Athena, SecDB, or Quartz Knowledge of financial protocols (e.g., FIX 4.4, FpML) Integration experience with broker feeds, trade repositories Proficiency in SQL or NoSQL database environments 💡 Why Apply? This is more than just a More ❯

Points For Experience with FX options or other derivatives Exposure to front-office platforms like Athena, SecDB, or Quartz Knowledge of financial protocols (e.g., FIX 4.4, FpML) Integration experience with broker feeds, trade repositories Proficiency in SQL or NoSQL database environments 💡 Why Apply? This is more than just a More ❯

Points For Experience with FX options or other derivatives Exposure to front-office platforms like Athena, SecDB, or Quartz Knowledge of financial protocols (e.g., FIX 4.4, FpML) Integration experience with broker feeds, trade repositories Proficiency in SQL or NoSQL database environments 💡 Why Apply? This is more than just a More ❯

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 More ❯

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 More ❯

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 ❯

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 ❯

in both Windows and Linux operating systems Experience in analysing and implementing regulatory initiatives (e.g. MIFID II, MAD/MAR) Solid relevant experience in FIX Engineering Strong experience in exchange certification, application Deployment and support Must have strong technical skills in scripting, Python, PowerShell, C# or other programming languages More ❯

design patterns and a strong grasp of software design principles . Experience working with low-latency/high-throughput messaging platforms . Familiarity with FIX API for exchange and venue connectivity is desirable. Exposure to relational and time series databases and proficiency in SQL/Q is advantageous. Scripting More ❯

design patterns and a strong grasp of software design principles . Experience working with low-latency/high-throughput messaging platforms . Familiarity with FIX API for exchange and venue connectivity is desirable. Exposure to relational and time series databases and proficiency in SQL/Q is advantageous. Scripting More ❯

design patterns and a strong grasp of software design principles . Experience working with low-latency/high-throughput messaging platforms . Familiarity with FIX API for exchange and venue connectivity is desirable. Exposure to relational and time series databases and proficiency in SQL/Q is advantageous. Scripting More ❯

and troubleshooting FAQs. • Resolve complex application and technical problems. • Debugging the system and fixing the production related issues. • Escalate/follow-up on permanent fix for development related issues. • Lead incident response efforts and post-mortem analysis to prevent future occurrences. • Handles complex operational tasks and recommends process and … services. • Strong experience in scripting language like Power shell, Python and SQL. • Strong Knowledge of monitoring tools – Nagios, Splunk, OTEL, Datadog • Strong Knowledge of FIX protocol • Strong Domain skills - Must have working experience in Capital Markets across modules and instruments especially – CASH, ETS, Bonds, Options, Futures, Swaps products More ❯

and troubleshooting FAQs. • Resolve complex application and technical problems. • Debugging the system and fixing the production related issues. • Escalate/follow-up on permanent fix for development related issues. • Lead incident response efforts and post-mortem analysis to prevent future occurrences. • Handles complex operational tasks and recommends process and … services. • Strong experience in scripting language like Power shell, Python and SQL. • Strong Knowledge of monitoring tools – Nagios, Splunk, OTEL, Datadog • Strong Knowledge of FIX protocol • Strong Domain skills - Must have working experience in Capital Markets across modules and instruments especially – CASH, ETS, Bonds, Options, Futures, Swaps products More ❯