Top Tech Jobs & Startup Jobs

Support client onboarding and ongoing clearing services for wholesale clients. Manage KYC, project-manage onboardings from engagement to go-live, ensure exchange and order-routing access, handle risk/treasury issues, produce client reports, improve processes, and coordinate with sales, ops, IT and compliance to meet regulatory and commercial requirements.

Prepare and analyse cost accounting records, including complex month-end journals, accruals, prepayments and reconciliations. Investigate cost variances, support audits, address cost queries, assist transfer pricing recharges, and drive process improvements and automation through collaboration with Procurement, Market Data, Legal and Accounts Payable.

Lead design, implementation, and integration of trading systems and client/vendor connectivity (including FIX). Manage end-to-end onboarding, testing, certification, monitoring, and optimization of OMS/EMS, market data, and execution workflows while ensuring regulatory compliance and operational resilience.

Support product control across equities, commodities, crypto, FX, and derivatives by producing daily P&L, analyzing funding and risk-based P&L, calculating fair value adjustments, and reconciling front-office trades and cash flows. The intern will help strengthen controls, support SOX and audit activities, identify risk gaps, and deliver process automation and finance transformation initiatives while collaborating with Trading, Operations, Risk, Legal, and Management.

Provide first-line technical support to London-based business users, resolving hardware, software, and system issues. Manage JIRA incidents and service requests, escalate complex tickets, support Microsoft technologies, maintain technical documentation, and follow ITIL and SLA processes. The role includes shift work from 6 a.m. to 7 p.m., an on-call rota, occasional weekend project work, and strong customer service and communication responsibilities.

Designs, implements, operates, and maintains Marex’s global network infrastructure. Responsibilities include network consultancy, operational support, security design, troubleshooting, vendor management, cloud networking, automation, infrastructure as code, and reporting. The role supports WAN, campus LAN, firewalls, exchange connectivity, and low-latency networks while ensuring regulatory compliance and operational resilience.

Provides second- and third-line support for enterprise applications and AWS-hosted infrastructure. Responsibilities include incident and outage management, REST API and microservices support, CI/CD releases, system analysis and implementation, documentation, change governance, and collaboration with engineering, infrastructure, service desk, and business teams. The role requires shift and on-call support, independent troubleshooting, monitoring expertise, ITIL knowledge, and financial-services experience.

Build and maintain relationships with institutional allocators, family offices, consultants, and hedge fund managers across Southeast Asia. Facilitate introductions based on investment mandates and strategies, provide allocator intelligence to managers, support sales engagement, represent Marex at industry events, and expand the Capital Introduction platform. The role requires independent ownership of regional relationships, collaboration with global teams, and compliance with MAS and company risk requirements.

Facilitate client account openings by collecting KYC/AML documentation, coordinating with brokers/sales and control functions, entering and maintaining client static data in back-office systems, and ensuring regulatory and operational compliance across SEC, FINRA, NFA, CFTC and related frameworks.

Lead communications for Marex's Capital Markets and Clearing businesses in the Americas: develop media, narrative, and thought-leadership strategies; support product launches, strategic milestones, and executive positioning; collaborate across marketing, legal, compliance and business teams; manage media relations and external materials; monitor reputational risk and support crisis communications and regulatory compliance.