9 of 9 Permanent FIX Protocol Jobs in the South East

Onboarding Analyst

Hiring Organisation
A Global Financial Brokerage
Location
Slough, Berkshire, UK
Employment Type
Full-time
will provide hands-on, technical delivery of client and vendor on-boarding and certification, including the coordination of network connectivity and inbound/outbound FIX conformance testing. The candidate will plan and prepare the implementation of production network routing and FIX gateways. The candidate will be responsible … scheduling, execution and verification of the "go-live" in coordination with all technical and business stakeholders Company Requirements: Experience with FIX protocol systems. Familiarity with basic network connectivity, including: TCP/IP, VPNs, LOA provisioning, and troubleshooting. Experience with Linux, XML, bash, GNU command line utilities ...

Java Developer with SQL & GIT

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
Mastery of core Java, Spring Boot, and Spring Integration. Domain Specialist: Deep experience in Fixed Income (Treasuries, Corporate Bonds, Mortgages) and trading protocols like FIX/FpML . Data & Messaging: High proficiency in SQL, Kafka, MQ , and Data Modelling. Modern DevOps: Strong Git skills and experience building unit tests ...

Trade Floor Application Support - Fidessa

Hiring Organisation
MW recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
infrastructure partners as required. Ensure adherence to ITIL processes and operational best practices. System Configuration & Enhancements Configure Fidessa modules, workflows, user profiles, permissions, FIX connectivity, and market access parameters. Support releases, upgrades, patches, and testing cycles, including UAT coordination with front-office stakeholders. Deliver enhancements to improve execution workflows … supporting Fidessa in a front-office trading environment. Solid understanding of equity trading workflows, market microstructure, order lifecycle management, and execution venues. Experience with FIX protocol, market data feeds, OMS/EMS integrations, and low-latency trading environments. Support & Operations Proven experience in production support within investment banking ...

Senior Data Modeller

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £88,000 per annum
Proficiency with Sparx Enterprise Architect, Erwin, PowerDesigner, or Visual Paradigm is key, alongside familiarity with SQL, Python, and financial data standards such as FIBO, FIX, or FpML. Drawing on your consulting background, you'll bring a strategic mindset, clear communication, and hands-on expertise to deliver value-driven outcomes ...

Quality Assurance Automation Engineer

Hiring Organisation
Retelligence
Location
Slough, Berkshire, UK
Employment Type
Full-time
Deep-Dive Analysis: Move beyond surface-level checks; you will utilize SQL and exploratory techniques to identify root causes within high-velocity messaging streams (FIX, Swift, XML, JSON). Pipeline Mastery: Own the quality gate within the CI/CD lifecycle, ensuring automated triggers and data quality checks ...

Connectivity Engineer

Hiring Organisation
Thomson Keene
Location
Slough, Berkshire, UK
Employment Type
Full-time
process of re-engineering their connectivity to primary markets and their OMS. Candidates should have: Deep knowledge of Multi-threaded Java. Deep knowledge of FIX messaging and connectivity, including design. Accustomed to DevOps approach to working. Click apply below for a confidential chat about the role and your situation. ...

Trading Systems Operations - Tier 1 Proprietary Trading Fund ~ $350k

Hiring Organisation
Mondrian Alpha
Location
Slough, Berkshire, UK
Employment Type
Full-time
successful trading desks (systematic) as a \"go to\" for maintenance and improvement. This position will require a high level of competency in python, linux, FIX, SQL and network administration. You'll join the low-latency trading desk to improve latency-sensitive production systems. What you'll do: Maintain ...

Mandarin speaking Deputy Head of IT

Hiring Organisation
People First
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £110,000 per annum
Continuity/Disaster Recovery frameworks. Working knowledge of networking, firewalls, CUCM, cybersecurity tools and cloud/infrastructure technologies. Experience with trading systems, exchange connectivity, FIX protocols and back-office integrations is advantageous. Ability to work under pressure, manage competing priorities and deliver within deadlines. Bilingual speakers (English & Mandarin ...

Fidessa Engineer

Hiring Organisation
McGregor Boyall Associates Limited
Location
Slough, Berkshire, UK
Employment Type
Full-time
architecture. Key Responsibilities Lead the design, build, and deployment of OMS-Fidessa EMS integrations, covering order entry, execution feedback, and allocations. Define and implement FIX connectivity, including session management, execution reports, order routing, and drop copy feeds. Collaborate with Fidessa technical teams to align APIs, feeds, and message schemas … Strong hands-on experience with Fidessa EMS and OMS platforms (e.g. Bloomberg AIM, FlexTrade, Charles River, or in-house systems). Deep knowledge of FIX (4.2, 4.4, 5.0), EMS routing rules, Wheel, FDM, and drop copy configurations. Solid understanding of front-to-back trade lifecycle, market structure, and regulatory ...