Senior Application Developer

Marsh & McLennan
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Job Description

We are seeking a highly skilled and motivated individual to join our team as a Software Developer. In this role, you will have the opportunity to work collaboratively with innovative technology, talented employees, and visionary leadership. Your main responsibilities will include designing, coding, testing, and debugging new and existing applications using current coding standards and best practices. You will also play a key role in enhancing the business through user stories, backlog, and sprints, as well as assisting with development initiatives and solutioning. Additionally, you will be responsible for providing Level 2 and Level 3 application support, escalating risks and issues as appropriate, and developing reusable code to decrease time to market and increase scalability. A security-first mindset is essential in designing, creating, and developing applications. If you are passionate about technology and thrive in a fast-paced, collaborative environment, we would love to hear from you.

We will count on you to:

  • Become an integral part of an innovative and passionate Custom Application Development Team, enhancing the business through collaboration, innovation, creative solutioning, and delivery excellence.
  • Design, code, test, and debug new and existing applications, adhering to coding standards and best practices, with a security-first mindset.
  • Both lead and assist with development initiatives, navigating complex projects and consistently producing high-quality products.
  • Develop reusable code to decrease time to market, ensuring uniformity of code and scalability.

What you need to have:

  • A proven track record of successfully delivering highly scalable digital products.
  • A propensity for building strong relationships with all stakeholders, including internal project teams, business analysts, product owners, scrum-masters, developers, and testers.

Hands-on experience with:

  • Complex software product delivery in an Agile environment.
  • Azure and/or AWS public cloud technology stack
  • Object Oriented, Full-stack Programming, using languages such as Angular and C#, .NET, IIS, SQL and NoSQL databases.
  • Building distributed systems at scale based on microservices architecture.
  • API design and implementation, as well as Management systems like Apigee and Informatica.
  • Container technologies like Docker and Kubernetes.
  • Continuous integration and robust build and test automation, including cross platform stacks and containerization (Azure DevOps, GitHub Actions, JFrog Artifactory).
  • An interest in new technologies and trends in Open Source, UI, AI etc.

These additional qualifications are a plus, but not required to apply:

  • Bachelor’s Degree in Computer Science, related degree, or relevant experience.
  • 5+ years of development experience, ideally in or relating to the Insurance Broker Industry.

Legal work authorization to work in the U.S. on a permanent and ongoing basis without the need for sponsorship now or in the future.

We know there are excellent candidates who might not check all of these boxes. Don’t be shy. If you’re close, we’d be very interested in meeting you.

Valuable benefits.

We value and respect the impact our colleagues make every day both inside and outside our organization. We’ve built a culture that promotes colleague well-being through robust benefit programs and resources, encourages professional and personal development, and celebrates opportunities to pursue the projects and causes that give colleagues fulfilment outside of work.

Some benefits included in this role are:

  • Generous time off, including personal and volunteering
  • Tuition reimbursement and professional development opportunities
  • Remote work
  • Charitable contribution match programs
  • Stock purchase opportunities

To learn more about a career at MMA, check us out online: or flip through our recruiting brochure:

Follow us on social media to meet our colleagues and see what makes us tick:


The applicable base salary range for this role is $90,000 to $140,000. The base pay offered will be determined on factors such as experience, skills, training, location, certifications, education, and any applicable minimum wage requirements. Decisions will be determined on a case-by-case basis. In addition to the base salary, this position may be eligible for performance-based incentives.

We are excited to offer a competitive total rewards package which includes health and welfare benefits, tuition assistance, 401K savings and other wellbeing programs as well as employee assistance programs.

Company Info.

Marsh & McLennan

Marsh & McLennan Companies, Inc., doing business as Marsh McLennan, is a global professional services firm, headquartered in New York City with businesses in insurance brokerage, risk management, reinsurance services, talent management, investment advisory, and management consulting. Marsh & McLennan Companies is composed of two primary business segments: Risk and Insurance Services, and Consulting.

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