Senior Trading Systems & Connectivity (VN2182)

CompanyMarex

LocationLondon, England, United Kingdom

Posted At1/22/2026

UK Visa Sponsorship Analytics

Analytics are greyed out due to low classification confidence (29.0%).

Occupation Type

Shopkeepers and owners - retail and wholesale

Occupation Code Skill LevelMedium Skilled

Sponsorship EligibilityIneligible for Sponsorship

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Description

About Marex

Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across four core services: clearing, agency and execution, market making, and hedging and investment solutions. It has a leading franchise in many major metals, energy and agricultural products, with access to 60 exchanges. The group provides access to the world’s major commodity markets, covering a broad range of clients that include some of the largest commodity producers, consumers and traders, banks, hedge funds and asset managers. With more than 40 offices worldwide, the group has over 2,300 employees across Europe, Asia and the Americas.

For more information visit https://www.marex.com/

The role oversees technical client onboarding and project management. This individual is part of the Trading Systems & Connectivity (TSC) team and provides technical trading support to all front-office, real-time trading, and market data systems. This team will oversee and handle projects for the Trading Support desk on an enterprise-wide basis when required.

Responsibilities:

Primary point of contact during the technical onboarding phase of screen-based trading platforms and FIX connectivity solutions for new and existing clients. This could include:
Requirement gathering.
Solution design and presentation.
Project manage system integrations.
Provide assistance through testing.
Configuration setup where required.
Cross-team communication to ensure successful implementation through to go-live.
Regular engagement with key Software Vendors and Exchanges, tracking ongoing projects, issue resolutions and product/service roadmaps.
Conduct UAT ahead of Vendor / 3rd Party system changes and as part of conformance testing with clients and/or vendors to ensure risk and regulatory requirements are met.
Coordinate the communication of scheduled system changes to client-facing teams, particularly those that require clients to take action.
Obtain the relevant annual vendor attestation documents and due diligence questionnaires from 3rd Party Software/Service providers.
Maintain pricing schedules in relation to fees for usage of ISV solutions.
Validate approval and reporting requirements have been met, prior to enabling algorithmic trading features.

Assist with requests for exchange and compliance reporting.

Process requests to create, manage and decommission Exchange API Session/Keys, including maintaining records for audit, reporting and billing purposes.

Submit new service requests for Legal, Accounting, Risk and Information Security Approval via Peoplesoft.

Continually monitor TSC inbox for requests and events.

Conduct ongoing review of manual processes to identify improvements, including but not limited to, keeping Exchange connection IDs clean, consolidating ISVs and connections, administering review of all internal IDs and implementing best practices.

Understand and adhere to Compliance rules and how role relates to the regulatory framework.

Must be comfortable with occasional needs for evening, weekend, and holiday coverage.

Ensuring compliance with the company’s regulatory requirements.

Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with.

Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values.

At all times complying with Marex’s Code of Conduct.

To ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility.

To report any breaches of policy to Compliance and/or your supervisor as required.

To escalate risk events immediately.

To provide input to risk management processes, as required.

The Company may require you to carry out other duties from time to time.

Skills, Competencies & Experience:

Significant, recent experience working with and/or supporting trading platforms, including associated administration tools (e.g. TT, Fidessa, CQG, Bloomberg, TRAFiX).
Demonstrable experience in a Client Onboarding role, including FIX-based solutions.
Energised by working in a high demand and fast-paced customer base environment.
Experience of using Exchange Administration systems e.g. CME/Firmsoft, Eurex C7/T7, ICE Admin, CFE/CBOE (BATS), Nodal, Coinbase.
Sound knowledge of FIX protocol.
Experience using Excel and Database systems for reporting and auditing processes.
Good understanding of risk & compliance obligations of a regulated company.

Sound knowledge of the full trading lifecycle.

Strong teamwork ethic and experience working with a globally dispersed team.

Excellent verbal and written communication skills.

Dynamic work ethic, with the ability to adapt to changing electronic trading environments.

Experience obtaining and providing exchange updates.

Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this.

If you’re forging a career in this area and are looking for your next step, get in touch!

Marex is fully committed to being an inclusive employer and providing an inclusive and accessible recruitment process for all. We will provide reasonable adjustments to remove any disadvantage to you being considered for this role. We value the differences that a diverse workforce brings to the company. We welcome applications from candidates returning to the workforce. Also, Marex is committed to avoiding circumstances in which the appearance or possibility of conflicts of interest may exist within the hiring process.

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