Marsh McLennan · 19 hours ago
Lead Specialist - Digital Exp & App Dev Engineer
Phoenix - High
Full-time
Hybrid
Senior Level, Lead/Staff
5+ years expMarsh & McLennan Shared Services LLC is seeking a Lead Specialist in Digital Experience and Application Development. The role involves designing, architecting, and developing software while managing large-scale projects and collaborating with team members and stakeholders to enhance digital applications and customer experiences.
Financial ServicesProfessional ServicesService Industry
Responsibilities
Design, architect, and develop software following corporate and industry best practices
Manage large-scale projects, coach team members, and solve complex problems as a recognized subject matter expert and senior individual contributor in digital applications and digital customer experience
Lead large projects or processes while collaborating with team members, business partners, and key stakeholders
Maintain up-to-date proficiency and knowledge in digital applications and related technologies
Deliver technical direction of service and feature roadmap autonomously
Conduct code and peer reviews to uphold best practices and optimize performance
Design scalable applications and develop application architecture
Perform application performance tuning to enhance efficiency and responsiveness
Conceptualize, design, and deliver best-in-class digital insurance acquisition and servicing experiences for customers across a breadth of industries
Engage with clients, insurance carriers, and industry-leading 3rd-party tech partners to co-innovate and design thoughtful solutions that drive value for clients and end-users
Be at the forefront of the insurance industry's transformation powered by advanced digital, data, and analytics assets
Envision and develop a library of reusable digital components to help drive down time of market while building and/or continually enhancing customer experiences across channels
Qualification
Required
Must have a Bachelor's degree or foreign equivalent in Computer Science, Electrical and Computer Engineering, or a related field plus five (5) years of experience in the position offered or a related position
Must have five (5) years of experience with all of the following: REST API design and implementation with Java 8+, Spring Boot, Maven, and SQL/NoSQL databases, applying different testing techniques, including unit testing, and using Cucumber
Using AWS technology stack for public clouds, network, and automation with Docker
Using Kafka to set up Pub/Sub or Messaging system
Must include three (3) years of experience with all of the following: Leading the software development lifecycle in an Agile setting, leveraging web service design patterns and applying software best practices to create complex, scalable full-stack applications on AWS with a focus on high-availability architectures for a global user base
Developing dynamic and scalable applications using front-end (React and Angular) and back-end (NodeJS and Python) technologies
Designing and implementing secure cloud architectures on AWS, utilizing API Gateways including Apigee or AWS API Gateway, and container technologies including Docker and Kubernetes, ensuring adherence to IAM principles and enhancing cloud network security
Developing and maintaining continuous integration and deployment pipelines, leveraging tools including Jira, Git, and Jenkins for robust build/test automation across various platforms and containerized environments
Implementing comprehensive application security testing, including static and dynamic analysis with Snyk and SonarCube, to identify and mitigate vulnerabilities throughout the development lifecycle
Managing secrets securely using Vault and applying secure coding techniques and threat modeling to proactively address potential security risks and avoid JWT/JWE pitfalls
Monitoring intricate microservices with DataDog and enhancing API security through robust gateway configurations and access controls
Benefits
Health and welfare benefits
Tuition assistance
401K savings and other retirement programs
Employee assistance programs
Company
Marsh McLennan
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.
10001+ employees
H1B Sponsorship
Marsh McLennan has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (4)
2024 (2)
2023 (8)
2022 (6)
2020 (11)
Funding
Current Stage
Public CompanyTotal Funding
$11.2B2024-10-30Post Ipo Debt· $7.25B
2024-02-14Post Ipo Debt· $1B
2023-09-06Post Ipo Debt· $1.6B
Leadership Team
Joe Hayes
Senior Vice President, COO Private Client Services
Katherine Brennan
SVP & General Counsel
Recent News
2025-12-01
MarketScreener
2025-11-21
2025-10-17
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