1 to 25 of 32 FIX Protocol Jobs

Senior FIX Analyst

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £360 per day
distinguished financial services institution is seeking a Senior FIX Analyst to join the division in London. This role presents an outstanding opportunity for you to contribute your advanced proficiency in FIX protocol and financial instruments within a collegial and inclusive environment, where your expertise will influence product … development and uphold exemplary standards. SENIOR FIX ANALYST Salary: Up to £360/pd Inside IR 35Location: London A distinguished financial services institution is seeking a Senior FIX Analyst to join the division in London. This role presents an outstanding opportunity for you to contribute your advanced proficiency ...

Senior FIX Analyst

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £400 per day
Senior FIX Analyst Role Summary We are seeking a Senior FIX Analyst to manage electronic trading connectivity. You will be responsible for onboarding, FIX certification, and high-level troubleshooting to ensure seamless trade execution across the network. Key Responsibilities Onboarding: Manage end-to-end FIX connectivity … participants. Testing: Perform FIX certification and validation for multiple asset classes. Support: Resolve complex production FIX session issues and message discrepancies. Collaboration: Work with Front Office and technical teams to optimize trading workflows. Requirements FIX Protocol: Deep expertise in FIX Technical Skills: Strong ability ...

Senior FIX Analyst

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
Senior FIX Analyst Role Summary We are seeking a Senior FIX Analyst to manage electronic trading connectivity. You will be responsible for onboarding, FIX certification, and high-level troubleshooting to ensure seamless trade execution across the network. Key Responsibilities Onboarding: Manage end-to-end FIX connectivity … participants. Testing: Perform FIX certification and validation for multiple asset classes. Support: Resolve complex production FIX session issues and message discrepancies. Collaboration: Work with Front Office and technical teams to optimize trading workflows. Requirements FIX Protocol: Deep expertise in FIX Technical Skills: Strong ability ...

Senior Low Latency Developer

Hiring Organisation
Akkodis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day
latency Support migration from a legacy platform to a new low-latency architecture Build and maintain pricing distribution connectivity across venues Deliver significant FIX protocol integration work Required Skills & Experience Strong Core Java development skills Proven experience with low-latency system design and optimisation Hands on experience with … latency collections Chronicle Queue Agrona Ring Buffer - will be tested) UDP messaging (highly desirable) Solid FIX protocol experience Basic FX knowledge Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe ...

Senior Low Latency Developer

Hiring Organisation
Akkodis
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
latency Support migration from a legacy platform to a new low-latency architecture Build and maintain pricing distribution connectivity across venues Deliver significant FIX protocol integration work Required Skills & Experience Strong Core Java development skills Proven experience with low-latency system design and optimisation Hands on experience with … latency collections Chronicle Queue Agrona Ring Buffer - will be tested) UDP messaging (highly desirable) Solid FIX protocol experience Basic FX knowledge Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe ...

Senior Application Support Analyst

Hiring Organisation
Randstad Digital
Location
London Area, United Kingdom
FIX Connectivity Analyst Contract (6 Months) London/Hybrid Financial Services Client IR35: Inside IR35 Overview A leading financial services client is looking for an experienced FIX Connectivity Analyst to support their Global Markets Electronic Trading Infrastructure team. This is a hands-on contract role focused on FIX … onboarding, certification, and production support across multi-asset trading platforms. Key Responsibilities Onboard institutional clients and vendors to FIX trading platforms Configure and certify FIX sessions across UAT and Production Support FIX 4.2/4.4/5.0 message flows Monitor and troubleshoot live FIX sessions (sequence ...

Senior Application Support Analyst

Hiring Organisation
Randstad Digital
Location
City of London, London, United Kingdom
FIX Connectivity Analyst Contract (6 Months) London/Hybrid Financial Services Client IR35: Inside IR35 Overview A leading financial services client is looking for an experienced FIX Connectivity Analyst to support their Global Markets Electronic Trading Infrastructure team. This is a hands-on contract role focused on FIX … onboarding, certification, and production support across multi-asset trading platforms. Key Responsibilities Onboard institutional clients and vendors to FIX trading platforms Configure and certify FIX sessions across UAT and Production Support FIX 4.2/4.4/5.0 message flows Monitor and troubleshoot live FIX sessions (sequence ...

Technical Business Analyst

Hiring Organisation
Miller Maxwell Ltd
Location
Greater London, England, United Kingdom
electronic trading environment. Experience within Equities or Fixed Income markets. Familiarity with modern tech stacks including Java, Python, C++. Electronic Trading - Market Data - FIX Protocol - ITCH - FIX Connectivity - Exchange Connectivity - Latency improvement - Networking - highly desirable. Excellent analytical, communication, and stakeholder management skills. 🌍 Why Join ...

Senior Software Engineer - C++, Python - Financial / Banking

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £120,000 per annum
excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity, FIX Protocol and some Low Latency experience. Job Overview You will work with the Product, Infrastructure and QA teams, to produce high performance … GitHub. • Python, including Pytest. • Knowledge of capital markets exchange connectivity on stocks (fixed income and derivatives is a plus), including exchange protocols such as FIX and SBE. • Most importantly, a drive to solve complex technological and trading challenges with a great team of talented developers. • Comfortable using Agile methodology ...

Principal Trading Engineer (Java, Algo, SOR)

Hiring Organisation
Fidelity Investments
Location
Jersey City, New Jersey, United States
Employment Type
Permanent
Salary
USD Annual
markets or cryptocurrency specifically with exposure to Trading, Algo Trading Strong background in designing and developing low latency trading systems Knowledge of WebSocket and FIX protocols Experience in building matching engine, OMS/EMS or exchange-connectivity platform Experience using kernel bypass e.g. Solarflare OpenOnLoad Extensive experience with modern ...

Senior Business Analyst - Trading

Hiring Organisation
Give a Grad a Go
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
order book trading. Desirable: PRINCE2 or APM certification (or equivalent). Exposure to various asset classes (equities, ETFs, derivatives, bonds, commodities). Familiarity with FIX protocol and market data systems. Understanding of ultra-low latency distributed computing environments. Experience in highly regulated environments. Knowledge of Linux-based infrastructure ...

C++ Developer

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
threading concepts Actively used design patterns and demonstrate strong understanding of software design Experience using low-latency/high-throughput messaging platforms Understanding of FIX API for exchange and venue connectivity is desirable Exposure to Relational and Time series databases, SQL/Q will be advantageous Scripting experience will ...

C++ Developer

Hiring Organisation
Ascendion
Location
Bromley, Greater London, Bromley Town, United Kingdom
Employment Type
Permanent
threading concepts Actively used design patterns and demonstrate strong understanding of software design Experience using low-latency/high-throughput messaging platforms Understanding of FIX API for exchange and venue connectivity is desirable Exposure to Relational and Time series databases, SQL/Q will be advantageous Scripting experience will ...

Pre-trade Java Developer - Rates / RFQ / ION

Hiring Organisation
Vertus Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
knowledge of multithreading and concurrency. Solid understanding of data structures, algorithms, and memory management. Experience in pre-trade application development. Familiarity with market data, FIX protocol, KDB+, and time-series data. Strong front-office communication skills, with experience working directly with traders and quants To be considered ...

Pre-trade Java Developer - Rates / RFQ / ION

Hiring Organisation
Vertus Partners
Location
London Area, United Kingdom
knowledge of multithreading and concurrency. Solid understanding of data structures, algorithms, and memory management. Experience in pre-trade application development. Familiarity with market data, FIX protocol, KDB+, and time-series data. Strong front-office communication skills, with experience working directly with traders and quants To be considered ...

Pre-trade Java Developer - Rates / RFQ / ION

Hiring Organisation
Vertus Partners
Location
City of London, London, United Kingdom
knowledge of multithreading and concurrency. Solid understanding of data structures, algorithms, and memory management. Experience in pre-trade application development. Familiarity with market data, FIX protocol, KDB+, and time-series data. Strong front-office communication skills, with experience working directly with traders and quants To be considered ...

Front Office Developer -TOP Trading Frim!

Hiring Organisation
Robert Half
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
C++, SQL, and/or C# Solid experience with Linux OS Bonus: familiarity with React, SASS/SCSS, or networking protocols (TCP/IP, FIX, ZeroMQ, etc.) A collaborative, analytical, and solutions-driven mindset What's in It for You High annual bonus potential Excellent pension scheme Private medical ...

VP Java FX Strategist Global Markets London

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Financial Markets , ideally in pricing or market-making Strong understanding of FX microstructure , order management, or regulatory flows Bonus experience: Spring Boot, Gradle, Solace, FIX, concurrent programming, JVM tuning, React/Vue Ability to utilise AI coding assistants effectively while maintaining code quality Strong communicator with the ability ...

eFX Java Developer Contract - 12 months Inside IR35

Hiring Organisation
CBSbutler Holdings Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £550 per day
Experience: - Strong Core Java - FX background (essential) - Proven low-latency engineering skills - Hands-on with Agrona, ring buffers, UDP, LMAX Disruptor/Chronicle Queue - FIX protocol knowledge - UNIX experience - Agile delivery experience Please apply for immediate interview! CBSbutler is operating and advertising as an Employment Agency for permanent ...

C++ Software Developer - Fully REMOTE

Hiring Organisation
DMS Computer Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £75,000 per annum
verbal skills in English The following will be considered an advantage: Experience with programming languages C# or Python Experience with GRPC networking and protocol buffers Use of Robot automated testing framework DevOps skills - Docker, Helm, Terraform Knowledge of unit-testing, asynchronous programming, or profiling Knowledge of UML design, Boost.Asio … FIX protocol, MetaTrader API Notes Benefit from: Attractive remuneration package Intellectually stimulating work environment Continuous personal development and international training opportunities ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
Slough, Berkshire, UK
Employment Type
Full-time
their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market data ingestion, and account management for performance and reliability. Contribute to a fault-tolerant, scalable connectivity framework ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
London Area, United Kingdom
their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market data ingestion, and account management for performance and reliability. Contribute to a fault-tolerant, scalable connectivity framework ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
City of London, London, United Kingdom
their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market data ingestion, and account management for performance and reliability. Contribute to a fault-tolerant, scalable connectivity framework ...

Lead Software Developer

Hiring Organisation
Ncounter LTD
Location
East London, London, United Kingdom
Employment Type
Permanent
trading or post trade domains Proven experience building data intensive services and working with PostgreSQL and data frame tooling Background in trade booking and FIX protocol integration Ability to design and implement scalable, high availability and distributed architectures Experience building reporting and reconciliation tooling and working with large ...

Mid Level Full Stack Developer

Hiring Organisation
Devonshire Hayes Recruitment Specialists Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £80000/annum + bonus
Octopus for CI/CD. Understanding of Agile methodologies and collaborative software development practices. Bonus: experience in financial services or familiarity with trading systems, FIX protocol, or FX products. ...