Applications Developer

We are seeking a talented Applications Developer to join our Technology team at Marsh McLennan. This role will be based in our Kuala Lumpur office. This is a hybrid role that has a requirement of working at least three days a week in the office.

This role is part of our technology team supporting the development and delivery of online medical claims and member enrollment solutions for Korea and Japan. You are a skilled full-stack developer with experience in designing, coding, and testing web applications. You ensure that functionality, user requirements, performance, and security standards are met throughout the software lifecycle.

We will count on you to:

• Code, test and debug software programs and meet project plan goals
• Be responsible for the full software development lifecycle, including design, programming, system integration testing, and deployment.
• Ensure technical implementations meet agreed requirements and that the design is scalable to support future growth and enhancements.
• Adhere to programming best practices to ensure high code quality, readability and maintainability.
• Align with solution architecture and ensure implementations are compliant with design standards.
• Work independently to design and develop technical modules.
• Troubleshoot and resolve coding issues efficiently to ensure system stability.
• Collaborate with developers, project managers, business analysts, tech leads, and architects to design and document high- and low-level solutions.
• Identify and implement improvements in existing systems and processes.
• Provide technical support to business users for escalated issues, ensuring timely resolution and minimal disruption.

What you need to have:

• Bachelor's degree or equivalent experience.
• Proficiency in C# with ASP.NET and JavaScript for full-stack web development.
• Strong skills in HTML, CSS, and frameworks like React or Angular.
• Experienced in building complex front-end and back-end applications.
• In-depth understanding of database schema design and extensive experience with relational database management systems (RDBMS).
• Must have SQL database experience, ability to design tables and schemas based on business logic, ability to create reports and run stored procedures.
• Proficiency in Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Over 5 years of experience in solution development and design.
• Experience in implementing multi-factor authentication; mobile development (Android and iOS) is a plus.
• Ability to speak Japanese or Korean is preferred.

What makes you stand out:

• Familiar with microservices and their benefits
• Good knowledge and experience on MEAN / MERN / PERN stack.
• Understanding of Scrum Agile methodology and ability to write effective user stories.
• Experience with various tools such as JIRA, Jenkins, Confluence, Git / Bitbucket
• Experience working in fast-paced, dynamic environments with rapidly emerging requirements.
• Experience working on international projects, particularly related to Korea or Japan.
• Strong collaboration and stakeholder engagement skills to support cross-cultural and cross-functional teams.

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 impact for 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.

Marsh McLennan (NYSE: MMC) is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit , or follow on LinkedIn and X.

Marsh McLennan 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 McLennan 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 McLennan 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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