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Mercer is a global consulting leader in health, wealth, and career services, operating as a wholly owned subsidiary of Marsh McLennan.
This internship role focuses on supporting software testing processes and quality assurance. You will collaborate with development teams to execute manual tests and document defects.
Administrative internship at Marsh in Madrid, supporting the team under a tutor's supervision. Tasks include invoicing reports, database upkeep and document preparation.
Mercer is a global consulting leader in health, wealth, and career services, operating as a wholly owned subsidiary of Marsh McLennan. With a workforce of over 25,000 employees across 130+ countries, Mercer advises organizations on employee benefits, retirement, investment, and talent strategies, and is known for its influential compensation and benefits surveys. The company's consulting and technology solutions help businesses manage their most valuable asset—their people—while also serving as a major player in the broader professional services industry.
In Spain, Mercer has a significant presence in Madrid, where it operates as part of the Marsh McLennan network, offering roles across actuarial, client management, and operations, as well as opportunities within its sister firms Oliver Wyman and NERA. The Spanish office is a hub for talent in insurance, benefits administration, and flexible compensation, and it actively recruits international professionals, including those with Spanish or Portuguese language skills. Mercer's culture emphasizes professional development, data-driven insights, and a collaborative environment, making it an attractive destination for relocating professionals seeking a global career with local impact.
Mercer was founded in 1937 as William M. Mercer, a Canadian actuarial firm, and later expanded globally. It became part of Marsh McLennan in 1959 and has since grown into one of the world's largest human resources consulting firms, known for its expertise in retirement, health, and talent. Over the decades, Mercer has pioneered many industry standards, including the Mercer Global Pension Index and widely used compensation surveys.