Software Developer

As a software developer, you will become part of the Operations Technology team, where you will support systems that facilitate operational processing across a range of asset classes, including Exchange-Traded Derivatives (ETD), OTC Energy, and Broker & Swap Dealer workflows.

The role involves maintaining and improving applications for post-trade operations, such as deliveries, segregation movements, commissions, fees, and adjustments. These systems ensure accurate exchange and off-exchange activity across internal platforms and client accounts. The work is highly data-driven and operationally critical, involving the processing and validation of high- integrity transactional and position data such as balances, margin outputs, cash movements, and fee calculations. Accuracy, traceability, and consistency are essential, as issues can lead to reconciliation breaks, operational risk, or regulatory scrutiny. The developer will work closely with operations stakeholders, business analysts, QA, and other technology teams to deliver reliable solutions that support daily operational processes aligned with exchange and clearing timelines.

Responsibilities

• Design, code and test all components of modern web applications.
• Contribute to the overall architecture and design of the technology created/maintained by the development delivery team.
• Develop solutions to a high standard that is maintainable, testable and meets the requirement’s acceptance criteria.
• Adhere to development best practices and processes.
• Communicate with team members, introduce ideas and keep abreast of the latest technologies.
• Liaise with business users to gather application requirements.
• Ensure delivered systems are of production quality. Ensure software is adequately documented for handover to the business.
• Follow coding standards and defined development process.
• Resolve third line support issues in a professional and timely manner.
• Ensuring compliance with the company’s regulatory requirements under the SEC, FINRA, NFA, CFTC and other applicable exchanges.
• 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.
• Ensure compliance with the company’s regulatory requirements under the FCA.
• 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 comply with the FCA’s Code of Conduct.
• 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.
• Report any breaches of policy to Compliance and/ or your supervisor as required.
• Escalate risk events immediately.
• Provide input to risk management processes, as required.

Competencies, Skills, Experience & Qualifications

Competencies:

• Excellent verbal and written communication skills
• A collaborative team player, approachable, self-efficient and influences a positive work environment
• Demonstrates curiosity
• Resilient in a challenging, fast-paced environment
• Ability to take a high level of responsibility in a fast pace and high-volume environment
• Excels at building relationships, networking and influencing others

Skills and Experience Essential:

• Experienced in C# .NET
• Experience with Docker / Knowledge of containers
• Experience of NoSQL or RDMS databases
• Infrastructure as Code, Terraform or equivalent
• Modern CI/CD and DevOps practices
• Cloud technology, ideally AWS (Amazon Web Services)
• Knowledge of BDD/TDD
• Agile and scrum development methodologies
• Methodical approach to software architecture and design and experience employing the right design choices for a given project
• Excellent verbal and written communication skills

Desirable:

• Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this.
• Experience with modern frontend frameworks, ideally React, though Angular, Vue, or similar frameworks are also welcome
• Exposure to JavaScript and/or TypeScript in a frontend or full-stack context
• Experience with Node.js and/or GraphQL
• Exchange and off-exchange traded operations or post-trade systems, including:

• Processing of positions, balances, and operational adjustments
• Deliveries processing and settlement workflows
• Segregation movements and client money processing
• Commission and fee calculations
• Reconciliation processes and operational exception handling
• Integration with internal and external trading or clearing data sources