Software Development Manager

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/

Role Summary

The Technology Department delivers differentiation, scalability and security for the business. Reporting to the CEO, 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.

Based in London and working within Marex Solutions, the Software Development Manager will lead our Analytics Development Team. The ideal candidate will possess extensive software engineering experience combined with a strong understanding of financial markets. 

You’ll be responsible for overseeing the design, development, and deployment of advanced software solutions — including a high-performance, distributed computing and market data management platform that orchestrates data flows and computational resources for quantitative analytics libraries.
The role requires close collaboration with key stakeholders, particularly across trading desks and quantitative teams, to ensure solutions meet business needs and align with strategic goals. You’ll drive the adoption of best practices and Agile methodologies, manage project risks, and stay current with emerging technologies to keep Marex at the forefront of innovation. 

We’re looking for a hands-on leader with strong communication and interpersonal skills who can foster a collaborative, high-performing, and innovative team culture.

Responsibilities:

• Oversee the overall architecture and design of technology solutions developed and maintained by the team.
• Contribute to the technical direction of the department by researching emerging concepts and technologies and evaluating third-party tools and products for potential adoption.
• Collaborate with the Lead Development Manager and Head of Solutions Technology to define the development roadmap and strategic priorities.
• Manage projects to ensure they are executed efficiently and delivered on time, within scope, and on budget.
• Liaise closely with business stakeholders, including BAs, Quants, and Trading Desks, to define requirements and provide regular progress updates.
• Ensure all delivered systems meet production-quality standards and are properly documented for business handover and long-term support.
• Help define, promote, and enforce best practices in software development, ensuring consistent adherence across the team.
• Act as Scrum Master, facilitating sprint planning, stand-ups, retrospectives, and ensuring Agile principles are followed.
• Ensure stories and bugs are sprint-ready — well-defined, prioritised, testable, and supported by clear acceptance criteria.
• Address and resolve support issues promptly and professionally.
• Comply with the Operational Risk Framework, ensuring all regulatory and company requirements are met.
• Serve as a role model for integrity, professionalism, and alignment with company values.
• Always comply with the FCA’s Code of Conduct and internal company policies.
• Remain fully aware of and adhere to all internal policies relevant to your role and responsibilities.
• Report any policy breaches to Compliance or your supervisor as required.
• Escalate risk events immediately and contribute to ongoing risk management processes as necessary.

Skills and Experience:

• Proven exceptional mathematical and analytical abilities.
• Strong understanding of risk sensitivities (“Greeks”).
• Solid experience with derivative products.
• Proficient in C# and Python for application and analytical development.
• Hands-on experience with React, JavaScript, and TypeScript for front-end development.
• Skilled in working with SQL Server and MongoDB databases.
• Experience implementing Infrastructure as Code using Terraform or similar tools.
• Familiar with modern CI/CD pipelines and DevOps best practices.
• Knowledge of cloud technologies, ideally AWS (Amazon Web Services).
• Proficient in using unit and integration testing frameworks to ensure code quality and reliability.
• Strong understanding of Agile and Scrum methodologies.
• Methodical approach to software architecture and design, with the ability to apply the right design patterns and principles for each project.
• Excellent verbal and written communication skills, with the ability to convey complex ideas clearly.

Competencies:

• A collaborative team player, approachable, self-efficient and influences a positive work environment
• Demonstrates curiosity
• Resilient in a challenging, fast-paced environment
• Excels at building relationships, networking and influencing others
• Strategic collaborator with insight and agility, able to anticipate future challenges, ensuring operational effectiveness
• Keen to work in a fast-paced environment

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 the elimination of unlawful or unfair discrimination and values the differences that a diverse workforce brings to the company.