Software Developer - Market Making Technology
at Marex
Posted 18 hours ago
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- Compensation
- Not specified GBP
- City
- London
- Country
- United Kingdom
Currency: £ (GBP)
Join Marex's Market Making Technology team as a Software Developer. You will work closely with business stakeholders and engineering teams to design and deliver products that enhance market making capabilities and operational efficiency. You will build scalable services across multiple business streams, contribute to architecture and platform standards, and ensure secure, observable solutions aligned with governance. You will also support CI/CD, automated testing, production support, and documentation, while promoting a collaborative, high-performing team culture.
Career Opportunities
Software Developer - Market Making Technology
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/
Job Reference: VN2522
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 Market Making division within Marex encompasses asset classes where Marex acts as a principal risk taker to provide pricing and liquidity to our clients, including but not limited to Base Metals, Precious Metals, Agricultural Products, Energy, US Power, and Environmental contracts.
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
Market Making at Marex is a critical and growing business, operating across multiple asset classes and geographies. The Market Making businesses have a high degree of complexity, operating with multiple workflows and booking systems, across different Marex entities and in different regions. The business uses several different technologies, some built in-house, others vendor driven.
In this role as a Market Making Software Developer, you will work closely with both business stakeholders and engineering teams to identify, design, and deliver products that strengthen our market making capabilities and improve operational efficiency across the business. Your role is critical to the future success of the Market Making business as we seek to drive technology-led growth.
Responsibilities
Role specific:
- Design, develop and maintain high-quality for internal and external facing applications.
- Build scalable, resilient and high-performance services that support multiple business streams across Marex.
- Collaborate closely with product owners, architects and other engineering teams to translate business requirements into robust technical solutions.
- Contribute to architectural design discussions and help shape platform standards, patterns and best practices.
- Ensure solutions are secure, observable and aligned with enterprise governance and regulatory requirements.
- Support the continuous improvement of CI/CD pipelines, automated testing and DevOps practices.
- Participate actively in team discussions, technical brainstorming sessions and knowledge sharing.
- Adapt quickly to changing priorities and evolving business demands in a fast-paced environment.
- Provide support and troubleshooting for production systems where required, ensuring high availability and reliability.
- Contribute to documentation and maintain clear technical artefacts to support long-term platform sustainability.
- Promote a collaborative, inclusive and high-performing team culture.
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.
- 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 and Experience
Competencies:
- 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.
- Strategic collaborator with insight and agility, able to anticipate future challenges, ensuring operational effectiveness.
Skills and Experience:
Essential:
- Experience in at least one of JavaScript, Typescript, React, NodeJS, GraphQL, Docker.
- Experience of NoSQL or RDMS databases.
- Knowledge of modern CI/CD and DevOps practices.
- Experience working with AWS cloud services (e.g. ECS/EKS, Lambda, S3, RDS, API Gateway).
- Knowledge of BDD/TDD.
- Experience working in Agile / Scrum delivery environments.
- Methodical approach to software architecture and design and experience employing the right design choices for a given project.
- Strong verbal and written communication skills.
Desirable:
- Experience in C# .NET.
- Extended knowledge across multiple asset classes.
- Trade Lifecycle knowledge. Pre-trade, Trade, settlement/clearing, Risk. Full front to back.
- Experience with trading or pricing platforms.
- Microsoft Technologies, Cloud services, hosting and deployment.
- Experience implementing observability tooling (logging, monitoring, tracing).
- Experience working in a regulated environment and knowledge of the risk and compliance requirements associated with this.
Conduct Rules
You must:
- 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.
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.
If you would like to receive any information in a different way or would like us to do anything differently to help you, please include it in your application.

