1 to 25 of 36 FIX Protocol Jobs

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 At least five (5) years of experience … Charles River application Onboarding: Manage end-to-end FIX connectivity for new 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 ...

Senior C++ Developer

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
derivatives is a plus) Desired Skills/Experience Knowledge of capital markets exchange connectivity on fixed income and derivatives) Exchange protocols such as FIX and SBE. Some understanding and usage of cloud technology is a plus but not mandatory. ...

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 ...

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 ...

C++ Developer (FX - Low-Latency)

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
using 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 ...

C++ Developer (FX - Low-Latency)

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent, Contract
using 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 ...

Senior Java Software Engineer

Hiring Organisation
CipherTek Recruitment
Location
London Area, United Kingdom
proficiency in Java, including multi-threading, collections, and concurrency. FIC Trading Systems: Experience developing, maintaining, or supporting electronic trading platforms. Messaging Protocols: Familiarity with FIX protocol, MQ, JMS, or similar messaging solutions. API Development: Experience with RESTful and/or SOAP web services. Low Latency Programming: Understanding ...

Senior Java Software Engineer

Hiring Organisation
CipherTek Recruitment
Location
Slough, Berkshire, UK
Employment Type
Full-time
proficiency in Java, including multi-threading, collections, and concurrency. FIC Trading Systems: Experience developing, maintaining, or supporting electronic trading platforms. Messaging Protocols: Familiarity with FIX protocol, MQ, JMS, or similar messaging solutions. API Development: Experience with RESTful and/or SOAP web services. Low Latency Programming: Understanding ...

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 ...

Java Swing Developer

Hiring Organisation
Caspian One
Location
Slough, Berkshire, UK
Employment Type
Full-time
willingness to transition into modern architecture. Nice to Have Knowledge of FX, fixed income, and derivatives products. Experience with OMS, algo trading, and FIX protocols. ...

Java Swing Developer

Hiring Organisation
Caspian One
Location
City of London, London, United Kingdom
willingness to transition into modern architecture. Nice to Have Knowledge of FX, fixed income, and derivatives products. Experience with OMS, algo trading, and FIX protocols. ...

Trading Support Analyst

Hiring Organisation
McCabe & Barton
Location
Slough, Berkshire, UK
Employment Type
Full-time
line support Build and maintain automated/manual portal testing suite Create and maintain both client facing and internal technical documentation (Eg. FIX specs, Regulatory specs, Confluence pages, etc) Integrate internal systems across regions and maintain system configurations Requirements Bachelor's Degree in Business, Finance, or Computer Science preferred … financial markets and technology Ability to work in a fast-paced environment Strong computer skills and excellent organisational skills 3-5 years' experience in FIX protocol Must be knowledgeable with Windows & Linux OS platforms, command line Candidate must have outstanding verbal and written communication skills, and demonstrate command ...

Trading Support Analyst

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
line support Build and maintain automated/manual portal testing suite Create and maintain both client facing and internal technical documentation (Eg. FIX specs, Regulatory specs, Confluence pages, etc) Integrate internal systems across regions and maintain system configurations Requirements Bachelor’s Degree in Business, Finance, or Computer Science preferred … financial markets and technology Ability to work in a fast-paced environment Strong computer skills and excellent organisational skills 3-5 years’ experience in FIX protocol Must be knowledgeable with Windows & Linux OS platforms, command line Candidate must have outstanding verbal and written communication skills, and demonstrate command ...

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 ...

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 ...

QA Engineer

Hiring Organisation
Retelligence
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 55,000 Annual
queries. Experience in non-functional testing (e.g., performance, load, stress testing) using tools like Neoload is beneficial. Familiarity with financial system testing (XML, JSON, FIX, SFTP, or Swift) is a plus. Knowledge of QA automation methodologies, tools, and agile processes. Strong understanding of testing techniques such as Equivalence Partitioning ...

QA Engineer

Hiring Organisation
Retelligence
Location
EC2M, Coleman Street, Greater London, Bishopsgate, United Kingdom
Employment Type
Permanent
Salary
£50000 - £55000/annum + Bonus
queries. Experience in non-functional testing (e.g., performance, load, stress testing) using tools like Neoload is beneficial. Familiarity with financial system testing (XML, JSON, FIX, SFTP, or Swift) is a plus. Knowledge of QA automation methodologies, tools, and agile processes. Strong understanding of testing techniques such as Equivalence Partitioning ...

Java Software Engineer

Hiring Organisation
Oliver Bernard
Location
City of London, London, 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 ...

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. ...

Account Manager

Hiring Organisation
Artemis Talent Group Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
Markets - Equities, Derivatives, Fixed Income tradeflows Relationship Management - Upselling/Cross Selling/Retention Technology - How its deployed to financial services front office environments FIX Protocol - Know what it is If you would like to discuss in more detail please apply. ...

Account Manager

Hiring Organisation
Artemis Talent Group Ltd
Location
City of London, London, United Kingdom
Markets - Equities, Derivatives, Fixed Income tradeflows Relationship Management - Upselling/Cross Selling/Retention Technology - How its deployed to financial services front office environments FIX Protocol - Know what it is If you would like to discuss in more detail please apply. ...

Software Engineer

Hiring Organisation
Durlston Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
exposure Not suitable for Quant researchers or systematic developers Portfolio Managers or traders SRE/DevOps/platform engineers Data engineers or execution/FIX specialists Graduate or early-career profiles Send your CV and a brief summary of relevant experience to dana@durlstonpartners.com ...