Front Office IT Support Engineer – Trading & Electronic Trading Systems

Location: Greater London

Front Office IT Support Engineer – Trading & Electronic Trading Systems

Join MARGO in the UK (London)

MARGO is a tech-native consultancy delivering high value-added IT expertise to the financial services industry.

We operate in complex Front Office environments where technology, trading activity and production constraints intersect. Our consultants support and operate mission‑critical trading systems used by Front Office, trading and risk teams, in contexts where responsiveness, reliability and technical understanding are essential.

Joining MARGO means working in demanding Front Office environments, while benefiting from a human-sized structure, close follow-up and tailored training paths.

Business Context

You will work within Front Office IT Support and Trading Technology environments supporting live trading activity across multiple asset classes. Systems are production-critical, operate in real time and require a strong focus on stability, performance and incident management. The role involves close interaction with traders, sales, risk, development and infrastructure teams.

Role Overview

We are looking for a Front Office IT Support Engineer to support, operate and continuously improve trading and electronic trading systems.

The role goes beyond reactive support. It involves active ownership of Front Office platforms, participation in change initiatives and hands‑on investigation of production issues in real‑time environments.

This position suits profiles with a strong interest in trading systems, production environments and progressive technical exposure.

Key Responsibilities Production Support & Operations

• Provide Front Office IT support for live trading environments
• Ensure trading systems are available, stable and performant during market hours
• Monitor real‑time trading activity and system behaviour
• Investigate and resolve production incidents
• Participate in incident, problem and change management processes

System Configuration & Performance

• Manage real‑time trading and market data configurations
• Tune market data and market access parameters
• Support electronic execution and matching workflows
• Contribute to performance optimisation of trading platforms
• Assist with deployment of new versions, releases and features

Projects & Continuous Improvement

• Contribute to Front Office IT and trading technology projects
• Support testing, releases and change implementations
• Report, track and follow up on bugs and production issues
• Work closely with development and infrastructure teams to improve platform reliability

Technical Environment Core Technologies & Tools

• Front Office trading and electronic trading platforms
• Linux / UNIX environments (production usage, investigation, scripting)
• Relational databases and SQL (data checks, investigations, reporting)
• Windows environments
• Scripting or small development (Shell, Python, Perl, Visual Basic or similar)
• Market data and execution systems

Valued Technical Exposure

• SQL queries for production investigations and analysis
• Linux command‑line tools for troubleshooting and monitoring
• Log analysis and performance diagnostics
• Release and deployment processes
• Interaction with development, infrastructure and network teams

Required Experience & Skills Essential

• Experience in IT support or trading support environments
• Working knowledge of Linux / UNIX systems
• Basic to intermediate SQL skills for production investigations
• Strong interest in Front Office and trading systems
• Ability to work in real‑time, production‑critical environments
• Strong analytical and problem‑solving skills
• Excellent verbal and written communication
• Ability to work both independently and as part of a team

Valued (but not restrictive)

• Prior Front Office or trading support experience
• Knowledge of financial markets and trading concepts
• Exposure to scripting or development activities
• Willingness to evolve towards more technical or development‑oriented roles

Career Development Opportunities

• Team leadership or coordination roles
• Production or platform engineering positions
• Rapid Application Development or software development roles

Why Join MARGO

• Access to demanding Front Office trading environments
• Exposure to live trading systems and business users
• Progressive technical and functional development paths
• Human‑sized consultancy with close support and tailored training
• Long‑term career opportunities across support, engineering and development

Please note - We do not offer visa sponsorship for this position.

Interested? Motivated? Apply on our website or at

#J-18808-Ljbffr