Application Support Analyst (Linux & Trading Systems)- London

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Application Support Analyst (Linux & Trading Systems)- London

About The Role

FDM is a global business and technology consultancy seeking an Application Support Analyst (Linux & Trading Systems) to work for our client within the financial services sector. This is initially a 6-month contract with strong potential for extension and will be a hybrid role based in London.

Our client is looking for a technically minded support professional to join a team responsible for supporting critical trading and financial systems. The role will involve investigating application issues, monitoring system performance, troubleshooting connectivity problems, and supporting production environments that underpin key business operations.

The successful candidate will be comfortable working within Linux environments, have a good understanding of networking fundamentals, and possess a proactive approach to problem-solving. This position offers an excellent opportunity for someone looking to develop their expertise within financial technology and gain exposure to trading systems, market data flows, and financial messaging technologies.

This is a hands-on technical support role suited to someone who enjoys troubleshooting, analysing system behaviour, and collaborating with both technical and business stakeholders to ensure the smooth operation of critical applications.

Responsibilities

Monitor and support business-critical applications within a production environment.
Perform first-line investigation and troubleshooting of application, infrastructure, and connectivity issues.
Work confidently within Linux environments, navigating file systems, reviewing logs, and identifying root causes of incidents.
Monitor system health and respond to application alerts, incidents, and service disruptions.
Conduct network connectivity testing using tools such as Ping, Telnet, SSH, and related utilities.
Analyse application logs and system events to diagnose and resolve production issues.
Escalate complex incidents to relevant technical teams while ensuring effective communication and ownership.
Support incident management processes, ensuring issues are tracked and resolved within agreed service levels.
Work closely with developers, infrastructure teams, and business users to investigate recurring issues and implement solutions.
Assist with system maintenance activities, deployments, releases, and environment support.

About You

Experience working in an Application Support, Production Support, Technical Support, or similar role.
Comfortable working within Linux command-line environments.
Ability to navigate Linux systems and analyse logs to investigate technical issues.
Understanding of networking fundamentals and experience using connectivity troubleshooting tools such as Ping, Telnet, SSH, Traceroute, and Netstat.
Strong analytical and problem-solving skills with the ability to work methodically under pressure.
Excellent communication skills with the ability to work effectively with both technical and non-technical stakeholders.
Ability to prioritise workload and manage multiple incidents and tasks simultaneously.
A keen interest in technology, infrastructure, and application support.
Experience working within a fast-paced operational environment.
Strong attention to detail and commitment to service excellence.

Nice to Have:

Basic scripting knowledge using Bash, Python, Shell, Perl, or similar technologies.
Understanding of networking protocols including TCP/IP and UDP.
Exposure to FIX (Financial Information eXchange) protocol and financial messaging technologies.
Knowledge of market data, trading platforms, or electronic trading environments.
Understanding of how application and infrastructure data flows interact across distributed systems.
Experience within financial services, capital markets, investment banking, or trading environments.
Familiarity with monitoring and alerting tools.
Exposure to production support processes, incident management, and ITIL practices.
Experience supporting low-latency or high-availability systems.

About Us

FDM is an award-winning global leader in tech and business talent solutions, backed by more than 35 years of industry experience. We have centres across Europe, North America, and Asia-Pacific, and a global workforce of over 2500 employees. FDM has shown exponential growth throughout the years, firmly establishing itself as an award-winning employer, currently listed on the FTSE4Good Index and as a 2026 Financial Times UK ‘Best Employer’.

Diversity and Inclusion

FDM Group is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, colour, religion, sex, sexual orientation, national origin, age, disability, veteran status or any other status protected by federal, provincial or local laws.

Why join us

Career coaching, mentoring and access to upskilling throughout your entire FDM career
Assignments with global companies and opportunities to work abroad
Opportunity to re-skill and up-skill into new areas, develop non-linear career paths and build a skillset within your field
Annual leave and work-place pension

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