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Salary
≈ $33k – $98k per year (Estimated)
Location
Hybrid (Cluj-Napoca, Romania)
Seniority
Staff · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 25, 2026. First seen by Alion on Sep 3, 2026. Marsh McLennan scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Marsh McLennan is a global professional services firm in risk, strategy and people, headquartered in New York and listed on the New York Stock Exchange. It operates through four businesses, Marsh in insurance broking, Guy Carpenter in reinsurance, Mercer in health, wealth and benefits consulting and Oliver Wyman in management consulting, with about 90,000 colleagues in some 130 countries. It hires catastrophe risk analysts, reinsurance brokers, benefits consultants, sales executives, paralegals, software engineers and IT support staff in hubs such as London, Cluj-Napoca and Mexico City.

Company:

Guy Carpenter

Description:

Guy Carpenter is seeking skilled Lead Full-stack Engineer with expertise in the MERN stack (MongoDB, Express.js, React.js, Node.js) and cloud services. The ideal candidate will be responsible for leading a team of developers, overseeing the implementation of web applications, and ensuring the delivery of high-quality software solutions. This role requires strong technical acumen, leadership abilities, and a passion for innovation

What can you expect?

  • Join a talented IT team for an industry leading company
  • Oversee a team of technical resources, guiding the development process and technical direction of a project, and ensuring that high-quality and scalable software is delivered on time
  • Be a key player in the technical modernization initiatives

We will count on you to:

  • Produce detailed technical design for enterprise applications using cloud solutions & modern technology stack (e.g. MERN stack)
  • Implement technical solutions using cloud solutions & modern technology stack (e.g. MERN stack)
  • Mentor and coach team members to help them improve their technical skills and reach their full potential
  • Work closely with solution architect, developers, engineers, DBAs. Collaborate with MMC tech teams to identify and fix technical problem
  • Have thorough understanding of API and integration design principles
  • Provide leadership not just in terms of technical expertise but also in coordinating all aspects of the technical implementation. They ensure the team stays aligned with the architectural goals and that any deviations are properly assessed
  • Lead or participate in code reviews to ensure that the code meets the defined technical standards and adheres to architectural designs
  • Maintain and enforce code quality and architectural standards throughout the development process, ensuring the project meets performance, scalability, and maintainability requirements
  • Act as a technical resource for the project team to resolve technical challenges and guide troubleshooting efforts
  • Responsible for following deliverables:
    • Technical Design
    • Technical Mentoring
    • Technical Support
    • Technical Documentation
    • Code Reviews

What you need to have:

  • 5 - 7 years of experience as a technical lead
  • Experience with React or any JavaScript framework, Node, MongoDB or NoSQL database
  • Experience working on enterprise cloud projects using modern technology stack like MERN stack
  • College degree or equivalent experience

What makes you stand out?

  • Experience in designing & implementing microservices architecture
  • Experience in designing, implementing & onboarding APIs using API management
  • Experience in data & application integration using Azure Integration Services or modern middleware solutions
  • Experience in DevOps - CI/CD
  • Experience with Docker, Kubernetes & Azure
  • Familiarity with Agile methodologies and project management tools

Why join our team:

  • We help you be your best through professional development opportunities, interesting work, and supportive leaders;
  • We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have an impact on colleagues, clients, and communities;
  • Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well-being;
  • A yearly budget and the opportunity to build your flexible benefits package (up to 20% of your annual salary);
  • 30+ days off (25 legal days off, 1 extra day off on your birthday, public holiday replacement days, extra buy/sell from your benefits budget);
  • Performance Bonus scheme;
  • Matching charity contributions, charity days off, and the Pay it Forward charity challenge;
  • Core benefits - Pension, Life and Medical Insurance, Meal Vouchers, Travel Insurance;
  • We champion flexible working, and our mission is to help you find YOUR work-life balance, whether that is standard working, flextime working, or working from home
Marsh (NYSE: MRSH) is a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of over $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information, visit marsh.com, or follow us on LinkedIn and X.Marsh is committed to creating a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.Marsh is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.
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