1 to 25 of 33 FIX Protocol Jobs

Technical Account Manager, Equities & FX

Hiring Organisation
OneChronos
Location
London Area, United Kingdom
trading, technology, and regulation. What You’ll Do Client Support & Onboarding Manage new and existing clients with technical onboarding, account setup, certifications and FIX protocol connectivity, including network configuration and session management. Guide clients through onboarding and testing, ensuring adherence to MTF requirements and trading rules. Troubleshoot client … connectivity or trading issues (including FIX sessions, TCP/IP connectivity, firewall or routing matters), escalating to technology & engineering teams where necessary. Trading & Market Technical Operations Monitor live trading activity and platform performance, ensuring seamless execution for market Subscribers. Oversee market data integrity, trade lifecycle events, and system connectivity ...

Application Support Analyst

Hiring Organisation
Apex Hunt Ltd
Location
London Area, United Kingdom
experience in Application Support within a financial institution • Experience in a Front Office/Trading floor environment is essential ⸻ Nice to Have • Knowledge of: • FIX protocol • Market data platforms (Bloomberg, Reuters) • DevOps tools/CI-CD pipelines • Prior experience in investment banking or asset management ...

Senior Software Engineer C++

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Linux systems. Good understanding of modern development best practices and methodologies Python. Git. SQL. Knowledge of capital markets technologies, protocols, and standards such as FIX and SBE. Most importantly, a drive to solve complex technological and trading problematics with a great team of talented developers. Desired Skills/Experience ...

Senior Python Software Engineer – Systematic Trading (Elite Hedge Fund Client) : £200k

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
TensorFlow, scikit-learn Infrastructure: Linux, Docker, Kubernetes, Terraform, cloud (AWS/GCP) DevOps & Tooling: Git, CI/CD pipelines, Prometheus, Grafana Networking & Exchange Connectivity: FIX, binary protocols Candidate Profile We are explicitly targeting individuals with exceptional academic and technical pedigree: Degree (Bachelor’s, Master’s, or PhD) in Computer ...

Java Software Engineer

Hiring Organisation
Tenth Revolution Group
Location
London Area, United Kingdom
Large Investment Bank Solid background in system architecture and design Knowledge of enterprise integration and messaging technologies (e.g., 29West, multicast) Familiarity with the FIX protocol Practical experience with time-series databases , ideally kdb+ Understanding of lock-free algorithms , concurrency, and advanced threading techniques Additional Skills Excellent analytical ...

Senior C++ Engineer

Hiring Organisation
Infoplus Technologies UK Ltd
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Connectivity Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Ensure quality of software based on a set of testing suites, which you are expected to use, maintain and extend ...

C++ Team Lead

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Linux systems. Good understanding of modern development best practices and methodologies Python. Git. SQL. Knowledge of capital markets technologies, protocols, and standards such as FIX and SBE. Most importantly, a drive to solve complex technological and trading problematics with a great team of talented developers. Desired Skills/Experience ...

Sr Java programmer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
Bank supporting global trading desk* A background of solid architectural work* Knowledge of Enterprise Integration and messaging technologies 29 West Multicast* Knowledge of the FIX protocol* Familiarity with time series databases KDB* Knowledge of lock free algorithms low latency tuning and threading.Additional Skills :* o Excellent problem solving ...

Software Engineer

Hiring Organisation
Finalto
Location
City of London, London, United Kingdom
latency connectivity to our top tier liquidity providers – such as BNP, Goldman Sachs and Barclays – our clients and to trading venues using the FIX (Financial Information eXchange) protocol in our London office. The Team ClearVision R&D is a dedicated engineering team working on the ClearVision trading platform … will be part of the Integration team, working on systems that provide reliable, low-latency connectivity to liquidity providers and trading venues using the FIX protocol. You will be involved in the full software development lifecycle — from requirements and design through development, testing, and production support. This role focuses ...

Senior C++ Engineer

Hiring Organisation
Tatton Recruitment Group
Location
City of London, London, United Kingdom
Typescript Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Implement trading algorithms based ...

TRADING SYSTEMS QA ENGINEER CONSULTANT

Hiring Organisation
Staffing Solutions USA
Location
New York, United States
Employment Type
Permanent
Salary
USD Annual
commissions, etc.) with in-house tools and golden data sets Integration and data integrity Execute integration tests spanning internal systems and vendor platforms; validate FIX sessions and drop copies Test API interactions (REST, gRPC) and data flows end-to-end Write reusable SQL queries and scripts to validate data ...

Software Engineer (C++)

Hiring Organisation
Certain Advantage
Location
South East London, London, United Kingdom
Employment Type
Temporary
Typescript Write software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Implement trading algorithms based ...

C++ Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Permanent
investment bank, prop trader or hedge fund - Current experience working on mulithreaded, distributed systems Nice to have: - Masters degree in relevant field - Python scripting - FIX - Exchange trading gateways or market data feed handlers McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. ...

C++ Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
Slough, Berkshire, UK
investment bank, prop trader or hedge fund - Current experience working on mulithreaded, distributed systems Nice to have: - Masters degree in relevant field - Python scripting - FIX - Exchange trading gateways or market data feed handlers McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. JBRP1_UKTJ ...

Java Developer

Hiring Organisation
Vertech Group (UK) Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 - 130,000 Annual
different exchanges behave and how to optimise connectivity and routing • Comfortable working in Linux/Unix environments Nice to have: • Experience with FIX or market data systems • Experience working in trading or real-time environments • Scripting experience (Python or similar) This is a hands-on role within a flat ...

Java Developer Trading Platform - Home Based

Hiring Organisation
VERTECH GROUP (UK) LTD
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
different exchanges behave and how to optimise connectivity and routing Comfortable working in Linux/Unix environments Nice to have: Experience with FIX or market data systems Experience working in trading or real-time environments Scripting experience (Python or similar) This is a hands-on role within a flat ...

Java Developer

Hiring Organisation
Vertech Group (UK) Ltd
Location
WC2H, Leicester Square, Greater London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £130000/annum + Benefits
different exchanges behave and how to optimise connectivity and routing • Comfortable working in Linux/Unix environments Nice to have: • Experience with FIX or market data systems • Experience working in trading or real-time environments • Scripting experience (Python or similar) This is a hands-on role within a flat ...

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 ...

Senior Developer

Hiring Organisation
Intec Select
Location
City of London, London, United Kingdom
/troubleshooting applications specifically in a Microsoft Azure environment (including SQL Azure, Web Apps, Service Bus) Azure DevOps Websockets/SignalR experience Experience with FIX protocol Package/Benefits: £100,000 - £120,000 Basic Salary 25 days annual leave A gym membership with one of our partnered gyms ...

Senior Java Engineer - Algorithmic Trading

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
improvements in a low-latency environment The tech environment Core Java (concurrency, NIO, GC tuning) Low latency/high throughput systems Event-driven architectures FIX and market connectivity Modern CI/CD tooling What they're looking for Strong Java engineers who understand performance, concurrency and real-time systems ...

Backend Software Engineer Kotlin Java Spring Boot

Hiring Organisation
Client Server
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
likely to be from a Java background You have experience with Spring Boot and microservices You have experience with messaging technologies such as Kafka, FIX, RSocket, Protobuf You have strong knowledge of threading paradigms (Kotlin Coroutines would also be a plus) You have experience with automated test frameworks ...

Senior Java Software Engineer

Hiring Organisation
Sanderson
Location
City of London, London, United Kingdom
with third-party financial platforms or custodians Familiarity with Camunda BPM or workflow orchestration tooling Exposure to infrastructure-as-code (Terraform, CloudFormation) Knowledge of FIX protocol, ISO 20022, or financial messaging standards This role is being managed exclusively by a specialist FS technology contract recruitment consultancy. All applications ...

Technical Lead - Trading Technology Platform

Hiring Organisation
Genesis10
Location
New York, United States
Employment Type
Permanent
Salary
USD 11,200 Hourly
understanding of enterprise software design patterns and distributed systems Desired skills: Background in eventing platforms modeled after matching engine architectures (NASDAQ-style) Experience with FIX protocol and broker/execution connectivity Familiarity with compliance or regulatory workflows in an asset management context Cloud infrastructure experience on Azure, including ...

Connectivity & Messaging Engineer

Hiring Organisation
Block MB
Location
City of London, London, United Kingdom
with a passion for simplifying complex systems, optimising runtime performance and enhancing developer/operational workflows. Nice to have Experience with connectivity protocols like FIX or other financial messaging standards. Prior work on large-scale service-oriented or microservices platforms. Why it’s exciting Join a collaborative engineering environment ...

Front Office Production Engineer - SRE, Linux, Oracle, Root Cause Analysis, Incident Management

Hiring Organisation
Morson Edge
Location
London, UK
Front Office Production Engineer – Linux, Oracle, KDB, SRE, Python, Shell Scripting, Automation, Monitoring, Observability, FIX Messaging, Fixed Income A Senior Production Engineer with a background in Front Office Trading environments and strong knowledge of Site Reliability Engineering (SRE) is sought after by a global Investment Bank to join their ...