8 of 8 Remote/Hybrid FIX Protocol Jobs in Central London

Senior FIX Protocol Developer

Hiring Organisation
Solytics Partners
Location
City of London, London, United Kingdom
evolving regulatory landscape. Job Type: Inside IR 35 Contract for 1 year Job Location- London, Hybrid Job Summary: We are seeking a Senior FIX Protocol Developer to join a Front Office Market Connectivity team supporting Power and Gas trading. This role is focused on designing, building, and maintaining … FIX-based connectivity to exchanges, brokers, and counterparties, rather than purely trading applications. The ideal candidate will be a FIX protocol expert with strong C#/.NET development skills, deep understanding of electronic market connectivity, and direct experience working in Front Office environments. Highly desirable candidates will ...

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 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 ...

Software Engineer

Hiring Organisation
Opus Enterprise Ltd T/A Real Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
analytical problem-solving skills, and ability to work effectively as part of a team. (Desirable) Experience in the Wealth Management Industry and knowledge of FIX protocol/trading platforms. Benefits Hybrid working arrangement Instant savings and discounts on major retailers across the country Private Health Insurance including Dental ...

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. ...

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 ...

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

Hiring Organisation
Mondrian Alpha
Location
City of London, London, 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 ...

Java Developer – Market Connectivity

Hiring Organisation
Solytics Partners
Location
City of London, London, United Kingdom
solutions using TransFICC’s Unified API. Integrate and manage connectivity to electronic trading venues (e.g., Tradeweb, Bloomberg, MTS, BrokerTec, MarketAxess). Configure and support FIX, streaming, and venue-specific protocols, ensuring accurate and reliable messaging. Develop high-performance, scalable services using Core Java (8/11/17) . … Java, including concurrency, memory management, and GC tuning. Hands-on experience integrating and developing with TransFICC’s Connectivity Platform. Experience with electronic market protocols: FIX (4.x/5.x) Market-specific APIs (Tradeweb, Bloomberg, MTS, etc.) Binary/Streaming protocols (ITCH, FAST, SBE, JSON over TCP). Familiarity with ...