Application Support Analyst – Capital Markets

MAREX SPECTRON GROUP LIMITED

. Provide technical support for Marex trading and back-office platforms to internal and external clients .

Posted 10/30/2026full-timeLondon • United KingdomMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in providing technical support for trading and back-office platforms, with a strong focus on incident management, application support, and compliance within financial services. Proficient in managing vendor relationships and onboarding new systems while ensuring adherence to ITIL standards and regulatory requirements.

Highest-signal resume keywords

Windows Operating SystemsLinux/Unix Operating SystemsSQLITILFinancial Services Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PostgreSQLMongoDBOracleFIX Messaging ProtocolMarket Connectivity ProtocolsApplication SupportCommand-Line AdministrationLog AnalysisTroubleshootingExchange Reporting

Soft Skills

Problem-SolvingCommunicationClient LiaisonOwnershipIntegrity

Tools & Technologies

Progress OpenEdgeProgress DatabaseServer-Side InfrastructureApplication-Supporting FeaturesIncident Management Tools

Industry Keywords

Capital MarketsTradingClearingOTC SettlementFuturesCompliance AuditsSOX ComplianceFCA Regulatory RequirementsBroker-Dealer OperationsFinancial Markets

Tech Stack

Tools & technologies

LinuxMongoDBOraclePostgresSQLUnix

About the role

Key responsibilities & impact

Provide technical support for Marex trading and back-office platforms to internal and external clients
Provide second- and third-line support to business users
Take ownership of issues and drive day-to-day resolution
Manage incidents and outages to resolution according to ITIL standards
Work with infrastructure, service desk, IT, business stakeholders, and engineering teams
Identify, design, and deliver application-supporting features for the global Capital Markets function
Analyze and implement new systems
Communicate system changes between Technology and business groups
Maintain trading-system and process documentation
Manage vendor system upgrades and implementations
Manage exchange relationships and mandatory upgrade projects
Manage technical client onboarding and client technical requirements
Complete exchange reporting, compliance audits, and monthly transaction and volume reporting
Handle support requests, problems, and business continuity activities for front-office, post-trade, risk, settlement, clearing, and control systems

Requirements

What you’ll need

Solid background in Windows and Linux/Unix operating systems
Experience with SQL, PostgreSQL, MongoDB, or Oracle
Experience in a financial services background, ideally finance
Experience with ITIL and change management processes
General front-to-back knowledge of trading, clearing, and operational processes in futures and OTC settlement
Experience in exchange and vendor management
Knowledge of server-side infrastructure and administration tools
Working knowledge of ETD exchanges and the full trade life cycle
Knowledge of FIX Messaging protocol, including support experience, is beneficial
Knowledge of market connectivity protocols for global derivative, commodity, cash, and equity markets
Experience onboarding new APIs and systems technically
Prior experience in a support role liaising directly with clients in a technical capacity
Ability to work shifts if required
Bachelor’s degree in a relevant discipline or equivalent professional experience is desirable
Experience providing application support to Front Office or Back Office users in a financial services environment
Knowledge of Progress OpenEdge technologies and the Progress database is advantageous
Strong Linux operating systems knowledge, including command-line administration, log analysis, troubleshooting, and application support
Understanding of financial markets and trading environments, including FX, OTC derivatives, IRS, equities, and broker-dealer operations
Understanding of SOX compliance requirements in IT support
Must comply with FCA regulatory requirements, Code of Conduct, and company policies
Must act with integrity, due skill, care, and diligence and observe proper market conduct standards

Benefits

Comp & perks

Inclusive and accessible recruitment process
Reasonable adjustments to remove disadvantage in consideration
Career development and support
Stretch opportunities and talent development