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 3,000 employees across Europe, Asia and the Americas.
Position Reference VN2650
Department Description
Marex has unique access across markets with significant share globally both on and off exchange. The depth of knowledge amongst its teams and divisions provides its customers with clear advantage, and its technology-led service provides access to all major exchanges, order-flow management via screen, voice and DMA, plus award-winning data, insights and analytics.
The Technology Department delivers differentiation, scalability and security for the business. Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile ‘streams’ aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design.
Role Summary
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.
- Ensure 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.
- Model the highest standards of integrity and conduct and reflect Company Values.
- Comply with Marex’s Code of Conduct at all times.
- Have awareness of and adhere to internal policies related to your role or activities with responsibility.
- Report breaches of policy to Compliance and/or your supervisor as required.
- Escalate risk events immediately and provide input to risk management processes as required.
All staff
- 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.
- Model the highest level of integrity and conduct and reflect Company Values.
- Comply with the FCA’s Code of Conduct at all times.
- Be fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have responsibility.
- Report 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
- Collaborative team player, approachable, self-efficient and able to influence a positive work environment
- Demonstrates curiosity
- Resilient in a challenging, fast-paced environment
- Ability to take a high level of responsibility in a fast-paced 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 risk and compliance requirements
- 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
Conduct Rules
- Act with integrity
- Act with due skill, care and diligence
- Be open and cooperative with the FCA, the PRA and other regulators
- Pay due regard to the interests of customers and treat them fairly
- Observe proper standard of market conduct
- Act to deliver good outcomes for retail customers
Company Values
Acting as a role model for the values of the Company:
- Respect - Clients are at the heart of our business, with superior execution and superb client service the foundation of the firm. We respect our clients and always treat them fairly.
- Integrity - Doing business the right way is the only way. We hold ourselves to a high ethical standard in everything we do – our clients expect this and we demand it of ourselves.
- Collaborative - We work in teams - open and direct communication and the willingness to work hard and collaboratively are the basis for effective teamwork. Working well with others is necessary for us to succeed at what we do.
- Developing our People - Our people are the basis of our competitive advantage. We look to “grow our own” and make Marex the place ambitious, hardworking, talented people choose to build their careers.
- Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client’s various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non-bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.
Note: 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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