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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Service Configuration & CMDB Lead - **Company:** Marex - **Location:** London, UK - **Experience:** Expert - **Contract:** Franchise - **Skills:** Application Programming Interfaces (APIs), JIRA, Configuration Management Databases, Configuration Management, Databases, System Configuration, Data Governance, Data Transformation, Query Languages, Python (Programming Language), Windows PowerShell, SQL Databases, Systems Integration, Scripting, ServiceNow IT Service Management, Atlassian Tools, Tenable Nessus, BIG-IP Advanced Firewall Manager (AFM), Restful APIs, Api Management - **Published:** September 18, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=e73cc2f7922df3b1 ## About the Role Essential: * Strong experience in Configuration Management, CMDB management, IT Asset Management or IT Service Management. * Hands-on experience administering and governing a CMDB in a complex technology environment. * Experience with automated discovery, asset inventory or scanning technologies. * Strong understanding of CI lifecycle management, relationships, data ownership and Configuration Management controls. * Experience reconciling data across multiple systems and identifying root causes of data-quality issues. * Proven ability to work with technical and data owners to drive remediation and improve data quality. * Experience producing meaningful operational reporting, dashboards and KPIs. * Strong analytical, problem-solving and stakeholder-management skills. * Ability to influence teams and challenge poor data quality or process adherence constructively. * Experience driving process and tooling improvements. * Strong written and verbal communication skills. * ITIL Foundation certification or equivalent practical ITSM experience. Desirable: * Experience with Atlassian Jira Service Management / Assets / Data Manager. * Experience with Lansweeper and Atlassian Assets Discovery. * Knowledge of PowerShell, Python, SQL or similar scripting/query languages. * Experience working with REST APIs, system integrations and data transformation. * Experience with service mapping and automated discovery. * Experience in financial services or another regulated environment., * Strong attention to detail and data accuracy. * Analytical and technically curious. * Proactive and improvement focused. * Confident working with technical and non-technical stakeholders. * Comfortable challenging data quality and driving corrective action. * Collaborative, adaptable and able to work in a fast-paced environment. 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. ## Description As the Service Configuration & CMDB Lead at Marex, you will be responsible for the governance, accuracy and continuous improvement of the firm's Configuration Management Database (CMDB), configuration data and associated discovery tooling. Reporting to the Global IT Service Manager, you will act as the subject-matter expert for Configuration Management across Technology, setting standards, improving controls and ensuring the CMDB provides reliable information to support operational, service management, risk and audit activities. You will own key discovery and scanning tools, including Lansweeper and Atlassian Assets Discovery, identify data-quality issues across multiple sources, and work with accountable system owners to resolve discrepancies at source. You will also provide regular reporting on CMDB health, discovery coverage, risks, remediation and improvement opportunities. This is a hands-on role requiring strong stakeholder management, analytical capability and a good level of technical understanding, with scripting, APIs and automation experience highly desirable. Responsibilities Role specific: * Own the Configuration Management framework, standards, processes and procedures. * Administer and continually improve the CMDB within the Atlassian ecosystem. * Own and support integrations into Atlassian Assets / Data Manager, including discovery tools, source systems, APIs and scheduled data feeds. * Work with technical and application owners to build and maintain integrations, ensuring data is correctly mapped, transformed and reconciled. * Monitor discovery and integration health, investigate failures and data-quality issues, and coordinate remediation with source-system owners. * Define and maintain data-mapping, reconciliation and data-quality standards across configuration data sources. * Maintain CI classes, attributes, lifecycle states, ownership and relationships. * Identify and resolve discrepancies between the CMDB, discovery platforms and authoritative source systems, addressing root causes at source. * Support service mapping and maintain accurate relationships between infrastructure, applications, services and business capabilities. * Ensure Configuration Management integrates effectively with Change, Incident, Problem, Asset and Service Management processes. * Produce regular reporting on CMDB health, discovery coverage, data quality, exceptions, remediation and key risks. * Highlight recurring issues, control gaps and opportunities for improvement. * Drive continuous improvement through automation, scripting, API integrations and reduced manual data maintenance. * Maintain clear technical, process and integration documentation. * Support audit, risk and regulatory requirements relating to configuration and asset data. 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. ## Related Videos - [GitOps for the people](https://www.wearedevelopers.com/videos/461-gitops-for-the-people) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [JavaScript? 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