Jobs at Marsh McLennan

Provides consulting advice and ongoing service to healthcare and protection clients, manages and grows a profitable client portfolio, negotiates fees, develops relationships, and wins new business. The role partners with internal teams to meet client expectations and expand service delivery. It is hybrid, requiring at least three office or client-site days per week, with locations across several UK cities.

Leads cyber catastrophe modelling and analytics for treaty and retro reinsurance placements. Oversees complex risk analyses, challenges model assumptions, reviews data quality and scenario testing, and signs off client deliverables. Provides senior client and market advisory on cyber tail risk, accumulation, limits, structures, and portfolio optimization. Builds the firm’s cyber risk view, develops methodologies and governance, contributes thought leadership, and manages, mentors, and develops analysts and modellers.

Creates engaging enablement content supporting Marsh’s go-to-market strategy. Collaborates with subject matter experts, project leads, and stakeholders from discovery through delivery; uses research, data, design judgment, and content patterns to address colleague needs. Produces and edits video content, applies style guides, influences stakeholders, and contributes to the internal content community while working in an Agile environment.

Supports investment client managers and directors with institutional client communications, investment analysis, strategy updates, market commentary, dashboards, presentations, and project workstreams. The role requires strong knowledge of investment markets, analytical and communication skills, technical accuracy, client service, organization, and project ownership. Responsibilities may span responsible investment, multi-asset, fixed income, alternatives, and client reporting while helping improve investment processes through data and AI.

Leads the cyber reinsurance actuarial function, overseeing pricing, portfolio analytics, tail-risk and systemic-risk modeling, stress testing, and model governance. Translates technical results into client-facing placement and negotiation insights, partners with broking and reinsurers, contributes to market thought leadership, and builds a high-performing actuarial team through hiring, coaching, and quality oversight.

Leads commercial collaboration between Marsh Re, Marsh Risk, and MMA to identify growth opportunities, develop reinsurance placement strategies, support product and facility development, and strengthen client and market connectivity. The role requires senior broking expertise, relationship management, negotiation, stakeholder influence, and leadership across global matrixed teams.

Leads a six-person investment engineering team delivering and supporting front-office investment applications. Partners with stakeholders to define requirements, designs robust technical solutions, performs root-cause analysis, and implements improvements across applications and services. The role includes hands-on coding, code reviews, architecture decisions, responsible use of AI development tools, and collaboration with global engineering teams. Experience with investment management, trading systems, data flows, C#, Python, SQL, and modern data platforms is required or preferred.

Leads international affinity commercial growth by developing strategic partner plans, improving conversion and retention, expanding into new markets, launching products, and building scalable partnership models. Mobilizes cross-business teams, aligns sales and marketing, defines segment value propositions, monitors KPIs, and uses partner feedback and performance data to guide decisions. The role also promotes executive stakeholder alignment, cross-functional learning, governance, and capability development across countries and teams.

Provide commercial, regulatory, governance, and operational legal advice to Now Pensions and Marsh. Manage contractual queries, draft and negotiate agreements, identify and escalate risks, maintain legal compliance, and support innovation, new products, strategic risk initiatives, and operational projects. The role requires collaboration with internal and external stakeholders, strong commercial judgment, and effective management of multiple priorities in a hybrid London environment.

Leads Darwin’s product portfolio, roadmap, product strategy, and delivery outcomes while managing a 10-person Product and UX organization. Partners with commercial, technology, service delivery, risk, legal, and client teams to align priorities, drive product adoption, and achieve measurable results. The role also leads AI and automation strategy, Responsible AI governance, user experience quality, commercial positioning, stakeholder communications, and continuous improvement across a complex enterprise SaaS environment.

Develops insurance risk analytics and loss models using exposure, policy, claims, pricing, engineering, and hazard data. The role validates catastrophe and non-catastrophe models, applies actuarial and pricing techniques, creates dashboards and decision-ready insights, and collaborates with product, engineering, data, brokers, and client stakeholders. It also documents methodologies, assumptions, governance, and data lineage while helping operationalize scalable analytics solutions in an evolving environment.

Lead and support defined contribution investment consulting for UK clients, including performance monitoring, strategy reviews, default investment design, governance documentation, and implementation. The role includes quality-checking junior colleagues’ work, managing client relationships and budgets, supporting business development, and contributing to thought leadership. Hybrid work is available across several UK offices, with professional qualification study support.

Provides sanctions advice and guidance to UK business functions, handles referrals and escalations, assesses complex cases, drafts reports and communications, maintains sanctions policies and controls, monitors regulatory developments, supports compliance projects, and delivers training. The role requires strong knowledge of UK and international sanctions and export controls, analytical ability, stakeholder management, communication, organization, and attention to detail.

Provide compliance advice, oversight, monitoring, policy support, and regulatory change assistance for Marsh’s MiFID-regulated Direct Investment Unit. Maintain compliance registers, support risk and incident management, oversee call recording processes, prepare for regulatory reviews and audits, and help embed UK regulatory requirements across business processes. Build stakeholder relationships while promoting governance, accountability, and ethical conduct.

Provide proactive administrative and personal assistant support to senior stakeholders. Responsibilities include complex diary and meeting management, event coordination, international travel arrangements, expense and invoice processing, billing and project administration, minute-taking, and drafting communications. The role requires advanced Microsoft Office skills, strong organization, discretion, attention to detail, and effective communication in a hybrid corporate environment.

Leads client consulting projects involving pay gap compliance, pay equity, pay transparency, DEI diagnostics and workforce strategy. Manages workstreams, analyzes quantitative and qualitative data, develops recommendations, presents findings to clients, supports business development, coaches junior colleagues, and applies AI to improve delivery and solutions.

Support human-capital M&A advisory engagements across due diligence, Day 1 planning, post-close integration, carve-outs, and value creation. Analyze organizational, talent, rewards, culture, and HR operating-model issues; develop client deliverables and recommendations; coordinate workstreams; support change, retention, communications, proposals, and business development. Build client relationships, manage defined deliverables, contribute to workshops, and mentor junior colleagues.

Lead end-to-end catastrophe modelling projects for Latin America & Caribbean clients. Manage and validate client exposure data, run Verisk/RMS models, review complex analyses, prepare reports and presentations, and liaise with brokers and clients to quantify and communicate risk and recommend portfolio improvements.

Manage strategic global benefits accounts across the UK and Europe, leading client relationships, escalations, global reviews, rebids, retention, and satisfaction. Support sales pipeline development, provide expertise in cost management and benefit design, oversee Darwin technology delivery, develop thought leadership, and train or mentor local teams. The role requires extensive global benefits consulting or broking experience, strong stakeholder and project management skills, commercial judgment, and excellent communication.

Creates and formats high-quality client-ready presentations, reports, RFP responses, and other sales materials. Uses Adobe Creative Cloud and PowerPoint to produce visual content, apply brand standards, develop data visualizations, maintain reusable asset libraries, and prepare artwork for print. Manages multiple deadlines, supports revisions, communicates with stakeholders, and helps colleagues use templates and design principles.