Job Description

Production 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 trading activity relies on highly available, performant and resilient production systems. Our consultants work at the intersection of trading, development and infrastructure teams to ensure that critical platforms run reliably under real-time market constraints.Joining MARGO means working in demanding production environments, while benefiting from a human-sized structure, close follow-up and tailored training paths.
Business Context
You will work within Front Office Production and Trading Technology environments, supporting live trading and electronic trading platforms.These environments are production-critical, operate in real time and require strong ownership of system stability, performance and incident management. The role involves close interaction with traders, developers, IT support and infrastructure teams.

We are looking for a Front Office Production Engineer to operate, stabilise and continuously improve trading and electronic trading systems.The role is strongly technical and production-oriented. It combines hands-on system operation, deep investigation of incidents, performance optimisation and automation, with close proximity to Front Office users.This position suits profiles who enjoy owning systems in production, understanding how applications behave under load and working across teams to improve reliability and performance.
Key Responsibilities
Production Ownership & Reliability·        Operate and support Front Office trading systems in production·        Ensure high availability, stability and performance during market hours·        Own incident management from detection to resolution and root cause analysis·        Participate in on-call or production support rotations when required·        Contribute to post-incident reviews and long-term remediation actions
System Investigation & Performance·        Investigate complex production issues across applications, operating systems and databases·        Perform log analysis, system diagnostics and performance troubleshooting·        Analyse latency, throughput and resource utilisation·        Work closely with development teams to identify and resolve production bottlenecks
Automation & Tooling·        Develop scripts and tools to automate operational tasks and investigations·        Improve monitoring, alerting and observability of production systems·        Contribute to deployment, release and change automation·        Reduce manual interventions through standardisation and automation
Change & Continuous Improvement·        Participate in releases, deployments and production changes·        Support testing and validation in pre-production environments·        Continuously improve system resilience, scalability and operability·        Collaborate with infrastructure and network teams on production topics
Technical Environment
Core Technologies & Tools·        Front Office trading and electronic trading platforms·        Linux / UNIX environments (advanced usage, troubleshooting, scripting)·        Relational databases and SQL (production investigations, data validation)·        Windows environments·        Scripting and automation (Shell, Python, Perl or similar)·        Monitoring, logging and alerting tools
Valued Technical Exposure·        Performance and capacity monitoring·        Release and deployment processes·        Interaction with development, infrastructure and network teams·        Understanding of market data and execution systems
Required Experience & Skills
Essential·        Experience in production engineering, IT operations or trading support environments·        Strong Linux / UNIX knowledge in production contexts·        Solid SQL skills for production analysis and investigations·        Strong troubleshooting and analytical skills·        Ability to work in real-time, production-critical environments·        Clear communication and strong ownership mindset·        Ability to work both independently and collaboratively
Valued (but not restrictive)·        Front Office or trading system exposure·        Experience with scripting, automation or tooling development·        Understanding of financial markets and trading concepts·        Desire to evolve towards more technical or platform-oriented roles
Career Development Opportunities
Depending on interests and performance, the role may evolve towards:·        Senior production or platform engineering roles·        DevOps or reliability engineering positions·        Closer interaction with development or architecture teams
Why Join MARGO
·        Access to demanding Front Office trading environments·        Strong focus on production ownership and system reliability·        Highly technical roles close to live trading activity·        Human-sized consultancy with close support and tailored training·        Long-term career opportunities across production, engineering and development Interested? Motivated? Apply on our website or at staff.uk@margo.com

About MARGO

More than a simple IT consulting group, MARGO is an alchemy of talents with constantly enriched expertise, always encouraged to be dynamic and to flourish.

For more than 17 years, we have been carrying out missions of the highest technical complexity, enabling the digital acceleration of our clients, while ensuring a perpetual intellectual and collective stimulation for all our talents.

At MARGO it's Consultant First.

By joining MARGO, your talent today will remain relevant tomorrow. We bring you into the group not only for what you are today but for the potential you wish to develop.

At MARGO, you will be able to build your own path to excellence within our teams and our missions. Tailor-made to serve your ambition and to match your talent.

Today, Margo has over 400 employees in 8 entities:

► MARGO Trading Systems: our full stack development offer in market finance

► MARGO Capital Markets: our business offer in market finance

► MARGO Analytics: our expertise in data science and data engineering

► A CAPELLA Consulting: our business offer dedicated to insurance

► CODE BUSTERS: our community of developers

► DELIVERED by MARGO: our 100% remote full stack development entity

► MARGO UK: expertise in complex coding and application support on the English market.

► MARGO Poland: expertise in complex coding in retail Banking on the Polish market.

Industry

IT & Software

Company Size

201-500 employees

Headquarters

Courbevoie, FR

Year Founded

2005

Website

margo.com

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