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 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 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 ...

Java Developer - Equities Algo Trading x2

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 - £950 per day
VWAP, TWAP) Experience with agile development methodologies Background in front office system design and architecture Knowledge of equities or derivatives markets Understanding of the FIX protocol (heartbeats, logins, sequence numbers, message types) Be a part of a dynamic global team, contributing to the development of next-generation electronic ...

Senior Java Software Developer

Hiring Organisation
AETG Services PVT LTD
Location
New York, United States
Employment Type
Any
Salary
USD Annual
likely have a coding test) Visas : Independent and Security cleareance (Applicable) Client : Banking and Trading Customer Key skills : Java, Equities (Loans, Collateral, Margins, Lending), FIX, JS (about 20% front end work), Time-series, Pricing strategies No of Positions : 2 2 openings one is more backend shared services (like scheduling … front-end technologies (e.g. html, css, javascript) (with vue.js is a plus) - Good understanding of equities and equity derivatives product; trading workflow (with FIX protocol) - Experience with developing trading platforms (For example: Order Management system, Stockloan system, market data system; but not limited to) - Experience working on trading ...

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 ...

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 ...

Software Developer - Trading Integration C#

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
working with relational databases and SQL Strong ability to analyse business requirements and design effective technical solutions Familiarity with integration technologies such as messaging, FIX or XML (desirable) Strong verbal and written communication skills, able to engage with both technical and non-technical stakeholders Excellent analytical and problem-solving ...

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 ...

Java Software Engineer

Hiring Organisation
Oliver Bernard
Location
London Area, United Kingdom
Strong understanding of networking, memory management, and performance tuning Experience in trading, market data, risk, or execution systems preferred Nice to Have Experience with FIX, market data feeds, or pricing engines Knowledge of Linux internals Background in finance, trading, or HFT environments What’s On Offer £130k base Discretionary ...

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
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. ...

C#/.Net Software Developer Banking London

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£40000 - £60000/annum
Office Platform Integration team, to facilitate trading activities, trade reporting and risk management using well known technologies such as .Net, SQL Server, IBM MQ, FIX and XML working in an agile environment in collaboration with other teams. Business Area - Front Office Platform Integration Responsibilities: Implement and delivery ...

TechOps Analyst, Equities

Hiring Organisation
ARC IT Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
owner for stability, incident response, and release safety. Key Responsibilities: End-to-end production reliability for equities trading systems (OMS/EMS, FIX gateways, algo/eTrading, market data, post-trade). Reduced MTTD/MTTR via automation, clear SLAs, and robust RCAs/post-mortems. Safer, faster releases … call rota and contribution to a follow-the-sun model. Key Requirements: TechOps/Production Engineering/SRE experience supporting equities trade floor. FIX protocol experience. Unix experience. Practical understanding of market microstructure, exchange connectivity, and TCA/controls. Composed, commercially aware communicator with traders and senior leadership. ...

Principle Java Developer - Java, Equity/Equities, Delta one, SVP, Business facing

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Any
Salary
GBP Annual
engage with the business, architecture, design and testing. PHD or MSC in Mathematic, Physics or Computer science's Nice to have - Market making - FIX protocol By applying to this job you are sending us your CV, which may contain personal information. Please refer to our Privacy Notice ...

Business Analyst - Transfer Agent Projects (f/m/d)

Hiring Organisation
Deutsche Borse Group
Location
Wisconsin, United States
Employment Type
Any
Salary
USD Annual
French Technical curiosity and willingness to learn (e.g., APIs, connectivity protocols, database queries) Proficiency in creating technical documentation Understanding of connectivity standards: SWIFT, SFTP, FIX, NSCC ...

Application Support Engineer - Elite Systematic Trading Firm - Prop Trading - Market Leading Compensation - Hybrid - London

Hiring Organisation
Mondrian Alpha
Location
Slough, Berkshire, UK
Employment Type
Full-time
troubleshoot live issues and optimise trading operations. Build, maintain, and document proactive alerting systems and health checks for internal and external connectivity (e.g., FIX, REST APIs). Drive operational excellence through robust incident management, process improvement, and knowledge-sharing across regions. Play a key role in onboarding new trading … reliable integration. Ideal Candidate Profile 3+ years' experience supporting high-performance trading systems in a Python and Linux-heavy environment. Proven expertise in FIX protocol, trading workflows, and exchange connectivity. Skilled in scripting for automation (Python, Bash) and familiar with tools like Ansible and Geneos. Experience with relational ...

Application Support Engineer – Elite Systematic Trading Firm - Prop Trading - Market Leading Compensation - Hybrid - London

Hiring Organisation
Mondrian Alpha
Location
London Area, United Kingdom
troubleshoot live issues and optimise trading operations. Build, maintain, and document proactive alerting systems and health checks for internal and external connectivity (e.g., FIX, REST APIs). Drive operational excellence through robust incident management, process improvement, and knowledge-sharing across regions. Play a key role in onboarding new trading … reliable integration. Ideal Candidate Profile 3+ years’ experience supporting high-performance trading systems in a Python and Linux-heavy environment. Proven expertise in FIX protocol, trading workflows, and exchange connectivity. Skilled in scripting for automation (Python, Bash) and familiar with tools like Ansible and Geneos. Experience with relational ...

Equities / Fixed Income Trader - Career Transition to Business Analyst / Product Manager

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
data delivery). Understanding of distributed server architectures. Desirable Knowledge Of Any (Beneficial): Understanding of ultra-low latency distributed computing environments. Familiarity with the FIX trading protocol and various market data systems (Reuters, Bloomberg, CQG). Previous experience with specific ISVs: Trading Technologies, Stellar, ULLink, Fidessa, ION/ ...