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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.
For more information visit https://www.marex.com/
Vacancy: VN2959
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 a 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. Reporting to the COO, 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.
IT runs our enterprise-wide services to end users and actively manages the firm’s infrastructure and data to provide and accelerate business value. A Data team enables the firm to leverage data to increase productivity and improve business decisions, as well as maintain data compliance. Our Infrastructure group delivers operations and engineering across Infrastructure Operations, Network, Communications, Endpoint, and Platform Engineering.
Infrastructure Operations is responsible for the stability, scalability, and reliability of Marex’s global technology platforms. This team ensures seamless day-to-day operations across cloud and on-premises environments, including Azure, AWS, VMware, Citrix, storage services, and Office 365 products. By leveraging automation, proactive monitoring, and best practices in site reliability engineering (SRE), Infrastructure Operations minimises downtime, optimises performance, and enhances security. The team collaborates closely with business units to drive innovation, streamline processes, and support Marex’s strategic technology initiatives.
Role Summary
The Infrastructure Engineer is a hands-on automation engineer who applies strong coding and programming skills to build, improve, and upgrade Marex's infrastructure. Writing production-grade PowerShell and Python, and authoring Infrastructure as Code with Terraform and Ansible, the successful candidate automates the configuration, deployment, and management of the technologies Marex runs every day - Office 365, VMware, and services across AWS and Azure. This is a delivery-focused engineering role: most of the work is writing code, building CI/CD pipelines, and replacing manual effort with reliable, repeatable automation.
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The Infrastructure Engineer collaborates with the global IT team across APAC, Europe, and North America to engineer, monitor, and maintain infrastructure systems, ensuring maximum uptime and optimal service delivery to the business. As a senior member of the team, the successful candidate sets the technical standard for coding and automation practices and mentors others, while remaining hands-on as the primary focus of the role.
We are seeking an engineer who treats infrastructure as software and has a genuine passion for automation. The ideal candidate is fluent in PowerShell and Python and uses Terraform, Ansible, and BitBucket Pipelines to automate configuration, deployment, monitoring, and troubleshooting across our Office 365, VMware, AWS, and Azure estate, engineering away manual, repetitive work wherever it exists.
Responsibilities
Role Specific:
- Design, write, and maintain automation code in PowerShell and Python to configure, deploy, and manage infrastructure across Office 365, VMware, AWS, and Azure.
- Author and maintain Infrastructure as Code using Terraform and Ansible, applying software engineering best practices such as version control, code review, and modular, reusable design.
- Build and maintain CI/CD pipelines in BitBucket Pipelines to test and deploy infrastructure changes automatically and safely.
- Apply SRE principles by codifying reliability, self-healing, and observability directly into automated solutions.
- Set coding and automation standards for the team and mentor colleagues while remaining hands-on; identify manual, repetitive tasks and replace them with reliable, well-documented automation.
- Engineer and automate platform migration and modernisation work across Azure, AWS, VMware, Citrix, storage services, and Office 365.
- Instrument systems and build automated monitoring and observability using tools such as Splunk, Grafana, and Opsgenie.
- Participate in on-call rotations and incident response, automating detection and remediation to minimise downtime.
- Embed security and governance controls into automation code and pipelines so that changes are compliant by default.
- Be available on weekends to carry out infrastructure changes.
- Participate in Agile working methodology, delivering projects in sprints.
- Follow the change control process for making changes to the production environment.
All Staff:
- Ensuring compliance with the company’s regulatory requirements under the FCA, NFA, AMF, AFM, MAS.
- 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 the FCA’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.
Competencies, Skills, Experience & Qualifications:
Skills and Experience:
Essential:
- 8+ years of hands-on experience in infrastructure automation and engineering roles, with a strong track record of solving infrastructure problems through code.
- Advanced scripting and programming ability in PowerShell and Python, applied to real infrastructure automation and tooling.
- Expertise in Infrastructure as Code and CI/CD pipelines using Terraform, Ansible, and BitBucket Pipelines.
- Deep knowledge of the platforms these skills are applied to: Office 365, VMware, and services across AWS and Azure, plus Citrix and storage services.
- Strong understanding of observability, logging, and monitoring frameworks.
- Experience working in Agile environments and driving automation at scale.
- Ability to set technical standards and mentor others on coding and automation best practice, while remaining hands-on.
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Desirable:
- A degree in Computer Science, Engineering, or a related field.
- Relevant certifications (AWS, Azure, Office 365, VMware) are a plus.
Competencies:
- A collaborative team player, approachable, self-sufficient, 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.
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
- Be collaborative - by working together across the organisation, we foster teamwork, can better respond to challenges, and successfully deliver for our clients
- Act with integrity - we pride ourselves on our honesty and high ethical standards. We apply these values when working with all our clients, colleagues, and other stakeholders
- Be adaptable and entrepreneurial - we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients. We are interested in the world around us and inquisitive about understanding the challenges and opportunities our clients face.
- Be respectful – how we treat each other, and our clients says everything about who we are. We always act respectfully and treat people fairly in everything we do.
- Nurture talent – we aim to grow our own talent and make Marex the place ambitious, hardworking, and talented people choose to build their career. This means giving and taking stretch opportunities, taking risks, and committing to career development and support – for ourselves, and our teams.
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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