26 to 50 of 244 FIX Protocol Jobs in London

Connectivity and Messaging Engineer

Hiring Organisation
Berenberg
Location
London, United Kingdom
Salary
£ 80 K
practically all application in our IB trading stack to talk to each other in a flexible, reliable and secure manner. ULTRA also provides our FIX based client and exchange connectivity. What will you do Working on ULTRA puts you right into the middle of IB engineering life … review, full automated testing, release and familiarity with the processes and tools this typically includes (CI/CD pipelines etc)Profound understanding of the FIX protocol and how FIX engines generally work TCP/IP, UDP – good understanding of IP networks, such as routing tables, subnets, BGPWorking ...

Connectivity and Messaging Engineer

Location
City Of London, England, United Kingdom
practically all application in our IB trading stack to talk to each other in a flexible, reliable and secure manner. ULTRA also provides our FIX based client and exchange connectivity. What will you do? Working on ULTRA puts you right into the middle of IB engineering life … review, full automated testing, release and familiarity with the processes and tools this typically includes (CI/CD pipelines etc) Profound understanding of the FIX protocol and how FIX engines generally work TCP/IP, UDP – good understanding of IP networks, such as routing tables, subnets ...

Senior Java Trading Systems Developer

Location
Greater London, England, United Kingdom
contribute to system design, architecture and implementation Desirable Experience across more than one asset class Exposure to high-performance or low-latency systems FIX protocol or exchange connectivity experience Knowledge of Python, KDB or similar technologies Experience developing or modernising a trading platform Experience working in a growing ...

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 ...

Java Sr Lead eSoftware Engineer - Equities Algo Trading - VP

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 120 K
global platformExperience with algorithmic trading, including systematic tradingExperience in Computer Science, Computer Engineering, Mathematics, or a related technical fieldPreferred qualifications, capabilities, and skillsExperience with FIX, Market Data, Analytics and OMSMarket microstructure knowledge Equities, FX, options, derivatives asset class knowledgeJupyter/Pandas, KDB+/Q, Python, shell scripting J.P. Morgan ...

Java Sr Lead eSoftware Engineer - Equities Algo Trading - VP

Location
Greater London, England, United Kingdom
algorithmic trading, including systematic trading Experience in Computer Science, Computer Engineering, Mathematics, or a related technical field Preferred qualifications, capabilities, and skills Experience with FIX, Market Data, Analytics and OMS Market microstructure knowledge Equities, FX, options, derivatives asset class knowledge Jupyter/Pandas, KDB+/Q, Python, shell scripting ...

C# / .NET Developer – Front Office, FX & Orchestrade Systems

Location
Greater London, England, United Kingdom
features, configurations, and APIs. FX Domain : Knowledge of FX Forward, Swap, NDF, and FX Options/Derivatives. Cross-Platform : Experience with C++, Java, or FIX protocol. Other Vendors : Familiarity with Calypso, Murex, or similar trade management products. Why Join MARGO Tier-1 Exposure : Work at the heart ...

Production Engineer

Hiring Organisation
Liquidnet
Location
London, United Kingdom
Salary
£ 80 K
drive operational excellence, mentor junior team members, and take ownership of complex issues across our trading platform. You will leverage deep expertise in FIX, Linux, Windows Server, DevOps, databases, networking, and cloud technologies to ensure platform reliability and performance.This is a hands-on leadership role involving complex troubleshooting across … successful candidate should possess a positive 'can-do' attitude and an intuitively high level of customer service in their approach. This will complement strong FIX, database (SQL, Sybase or Oracle), Linux, understanding of cloud-based technologies, Windows and Networking troubleshooting skills, along with a proven ability to lead ...

Global Equities - Cash Equities - Electronic Client Solutions (ECS) Client Connectivity Product Manager – Analyst or Associate

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 80 K
vendors, operations, and technologyPartner with sales and trading teams to engineer custom solutions for complex client requirementsLiaise between internal and external teams to expedite FIX connection and certification requestsMaintain relationships with existing clients and coordinate enhancements for algorithmic and FIX routingDrive product delivery and expansion for electronic client … experiencePreferred Qualifications, Capabilities, and Skills:Experience managing multiple workstreams and coordinating effectively across front office, technology, operations, legal, compliance, clients, and vendorsWorking knowledge of FIX protocol, electronic trading connectivity, and client certification processesAbility to manage client relationships in a professional, credible, and commercially aware mannerFamiliarity with AI-enabled ...

Software Engineering Team Lead - C#

Hiring Organisation
Liquidnet
Location
London, United Kingdom
Salary
£ 100 K
maintainable automated testing solutions for complex systems DesiredProficient in WPF application developmentExperience of financial/trading platforms and knowledge of financial marketsKnowledge of FIX protocol and ability to handle FIX interactionsIn-depth knowledge of AWS servicesExperience with Java, JavaScript or ReactExperience with serverless architecture and microservicesExperience with ...

Global Equities - Cash Equities - Electronic Client Solutions (ECS) Client Connectivity Product Manager - Analyst or Associate

Location
Greater London, England, United Kingdom
technology Partner with sales and trading teams to engineer custom solutions for complex client requirements Liaise between internal and external teams to expedite FIX connection and certification requests Maintain relationships with existing clients and coordinate enhancements for algorithmic and FIX routing Drive product delivery and expansion for electronic … Qualifications, Capabilities, and Skills: Experience managing multiple workstreams and coordinating effectively across front office, technology, operations, legal, compliance, clients, and vendors Working knowledge of FIX protocol, electronic trading connectivity, and client certification processes Ability to manage client relationships in a professional, credible, and commercially aware manner Familiarity with ...

Structured and Exchange-Traded Product Market-Making Developer - VP

Location
Greater London, England, United Kingdom
Junit. An interest in learning the businesses supported by the applications. Good Linux fundamentals. Skills Desired: Experience with... Reactive programming frameworks and techniques FIX protocol. Frontier agentic AI products such as Claude Code and Sourcegraph AMP. Time-series data analysis in technologies such as KDB/ ...

Structured and Exchange-Traded Product Market-Making Developer - VP

Location
Greater London, England, United Kingdom
Junit. An interest in learning the businesses supported by the applications. Good Linux fundamentals. Skills Desired: Experience with... Reactive programming frameworks and techniques FIX protocol. Frontier agentic AI products such as Claude Code and Sourcegraph AMP. Time‐series data analysis in technologies such as KDB/q. ...

Real-Time Market Data & Analytics Lead

Hiring Organisation
Shell
Location
London, United Kingdom
Salary
£ 80 K
distribution, and integration architectures.Support integration of market data from exchanges, brokers, ECNs, trading venues, OTC markets, and strategic market data vendors.Drive adoption of standard FIX connectivity, feed handler patterns, real-time integration models, and enterprise distribution standards.Improve accessibility, consistency, reliability, and reuse of real-time market data across downstream … data architectures, direct exchange connectivity, broker/ECN connectivity, exchange feed structures, feed handlers, vendor-managed infrastructure, and real-time distribution technologies.Strong understanding of FIX protocol, market data connectivity, session management, order flow integration, symbology management, normalisation, enrichment, caching, and historical persistence.Deep understanding ...

Real-Time Market Data & Analytics Lead

Location
Greater London, England, United Kingdom
integration architectures. Support integration of market data from exchanges, brokers, ECNs, trading venues, OTC markets, and strategic market data vendors. Drive adoption of standard FIX connectivity, feed handler patterns, real-time integration models, and enterprise distribution standards. Improve accessibility, consistency, reliability, and reuse of real-time market data across … architectures, direct exchange connectivity, broker/ECN connectivity, exchange feed structures, feed handlers, vendor-managed infrastructure, and real-time distribution technologies. Strong understanding of FIX protocol, market data connectivity, session management, order flow integration, symbology management, normalisation, enrichment, caching, and historical persistence. Deep understanding ...

C++ Developer

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
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. ...

C++ developer

Location
Greater London, England, United Kingdom
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 ...

Lead Software Engineer - Equities - VP

Hiring Organisation
Morgan Stanley
Location
London, United Kingdom
Salary
£ 100 K
applicationsGood Linux fundamentalsInterest in developing systems for automated market making, DMA or algo trading group in liquid markets (equities, FX, liquid rates, etc.) using FIX protocolExperience with web service development, REST, TypeScript knowledge with preferably Angular frameworkExperience with low-latency messaging middleware pub/sub technologies.Experience of time-series ...

Java Developer

Location
Greater London, England, United Kingdom
with Unix/Linux development; Experience with multithreading and lock-free data structures; Experience with some of the following: Market Data, Order Management System, FIX, Algo Trading, Smart Order Router, DMA, and ITCH; Ability to work in a fast-paced, dynamic environment; Nice to have: C++, Python for tooling ...

FX Implementation Specialist- Financial Solutions

Location
City Of London, England, United Kingdom
trade and report with total confidence. We provide guidance to Buy-side customers to integrate their Order and Execution Management Systems with Bloomberg via FIX to stage orders and route them to various dealers for execution. We also provide guidance to Sell-side dealers and brokers to integrate their … pricing and trading engines with Bloomberg via FIX to stream prices & complete real time trade negotiation. For post trade we provide guidance to customers who integrate to our FIX based workflows for trade reconciliation, allocation, matching, derivative clearing and trade reporting. The Opportunity The world's market leaders ...

Software Developer, C++ / Electronic Trading

Hiring Organisation
Ncounter
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £120,000 per annum
Developer with strong C++ skills and a background working on low-latency trading technology. You’ll work on business-critical applications including matching engines, FIX gateways and real-time trading systems, where performance, availability and efficient processing are fundamental. This is a hands-on development role with considerable exposure … C++, alongside Java, Python and JavaScript within a predominantly Linux environment. What you’ll be working on • Designing and developing high-performance matching engines, FIX gateways and electronic trading applications • Building low-latency, multithreaded systems using C++ and Java • Processing real-time market and trading data through highly available ...

Application Support, Charles River Development, Assistant Vice President

Hiring Organisation
State Street Bank
Location
London, United Kingdom
Salary
£ 80 K
front-office or buy-side investment management environments.Experience troubleshooting enterprise software and configurable SaaS platforms.Experience investigating workflow, integration, reconciliation, or data-related issues.Knowledge of FIX protocol, market data, interfaces, and financial system integrations.Experience performing structured root-cause analysis.Financial certifications such as CFA, IMC, Claritas, or CISI.TechnicalEssential:Experience with ...

Lead Software Engineering - C++

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
/IP sockets, L1/L3 switches, and integrating C++, Verilog, and VHDL solutions in Linux environments.Experience implementing and certifying exchange connectivity using FIX, SBE, and native binary protocols, with a focus on low latency order entry, as well as creating and automating test strategies for functional ...

Lead Software Engineering - C++

Location
Greater London, England, United Kingdom
/IP sockets, L1/L3 switches, and integrating C++, Verilog, and VHDL solutions in Linux environments. Experience implementing and certifying exchange connectivity using FIX, SBE, and native binary protocols, with a focus on low latency order entry, as well as creating and automating test strategies for functional ...

Senior Front Office Developer - Trading

Hiring Organisation
CMC Markets UK Plc
Location
City of London, London, United Kingdom
Employment Type
Permanent
latency financial systems. Deep understanding of performance optimisation, concurrency and JVM internals. Experience working on pricing, risk or electronic trading platforms. Knowledge of FIX protocol, order routing and broker connectivity highly beneficial. Strong mathematical and problem-solving mindset. Experience across asset classes such as FX, Equities, Commodities ...