Application Support Engineer

CompanyCMC Markets

LocationLondon Area, United Kingdom

Posted At12/30/2025

UK Visa Sponsorship Analytics

Occupation Type

IT user support technicians

Occupation Code Skill LevelMedium Skilled

Sponsorship Salary Threshold

£41,700 (£21.38 per hour)

Standard minimum applies

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Description

We’re looking for an experienced Trading Application Support Analyst to join our IT Production team in London. You’ll work in a truly global, follow-the-sun environment, supporting mission-critical trading applications used across web, mobile and API channels.

This is a hands-on, high-impact role for someone who enjoys problem-solving, working at pace and collaborating with teams across the business.

CMC Markets is a global leader in online trading, trusted by clients worldwide for our award-winning platforms, cutting-edge technology and market expertise. Behind every trade is a highly skilled technology team ensuring our platforms remain stable, performant and available around the clock.

What you’ll be doing

Providing 1st and 2nd line application support for CMC Markets’ trading platforms
Ensuring maximum availability and performance using a follow-the-sun support model
Monitoring live systems using tools such as Nagios, Splunk, AppDynamics, Geneos and bespoke platforms
Responding to alerts and incidents across production and non-production environments
Diagnosing issues, implementing fixes where appropriate and escalating to development teams when required

Working closely with global teams including Development, Infrastructure, DBA, Security, Business Operations and third-party vendors

Supporting releases, deployments and change activities in line with agreed processes

Contributing to improvements in monitoring, automation, documentation and support processes

Participating in DR and BCP testing

Taking part in a rotational shift pattern, including some weekend on-call support

Essential:

A proactive, self-motivated mindset with a genuine passion for technology
5+ years’ experience in an IT or application support environment
2+ years’ experience working with Red Hat Linux (or other Unix variants), including scripting
2+ years’ experience supporting applications such as Java, .NET, Apache or IIS

Desirable:

Experience within the financial services or trading environment
Knowledge of Windows Server
Familiarity with ITIL frameworks
Exposure to market data and the FIX protocol

What you’ll get in return

The opportunity to support high-volume, real-time trading systems used globally

Exposure to modern monitoring and support tooling in a complex technical estate

A collaborative, international team culture across London and Sydney

Ongoing learning, development and career progression opportunities

A role where your work has a direct impact on platform reliability and client experience

CMC Markets is an equal opportunities employer and positively encourages applications from suitably qualified and eligible candidates regardless of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.