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WTW simplifies a complex insurance marketplace with MongoDB

Young woman checking a trading dashboard on her smartphone while holding a cup of coffee.

Their Challenge

WTW was aiming to take complex insurance processes that traditionally take hours, days or weeks and change them to processes that take seconds.

Our Solution

The choice of database was critical – one that could handle Neuron’s API-driven connectivity, deliver key workflows, and deliver valuable data.

Outcome

WTW now has a platform that maximizes insurers’ risk capacity, optimizes access to capital, and creates a flexible and powerful data foundation.

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Industry

Financial Services

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Product

MongoDB Atlas

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Use Case

Analytics

Modernization

THEIR CHALLENGE

Confronting fragmentation in commercial insurance

Commercial insurance has long struggled with fragmentation and inefficiency. Despite the introduction of platforms and technologies that aim to digitize specific tasks and business lines, the market is slow and fragmented; connectivity between systems remains minimal, and many processes are still handled manually.

As a result, the process of buying and selling commercial insurance—which is already highly complex due to the nature of risk assessment—remains largely outdated. Brokers are required to invest substantial effort in gathering and delivering data to insurers, who must then analyze the information, make key underwriting decisions, and communicate responses back through the same disjointed channels.

Willis Towers Watson (WTW) is a leading global advisory, insurance brokerage, and risk management powerhouse. It wanted to find a way to digitize the whole process effectively to create an online marketplace where brokers can access information about risks to insurers, and insurers can return algorithmic decisions—or decisions in markets where algorithmic trading is not appropriate—much faster.

"We asked ourselves, can we effectively take something that traditionally takes hours, days and weeks, and turn it into something that takes seconds or minutes?” said Alex Morris-Tarry, Chief Information Officer at WTW.

The vision was to create Neuron, a comprehensive digital trading platform for the commercial insurance market. Neuron would act as a powerful digital distribution channel that connects brokers with underwriters, enabling rapid and standardized flows of risk at scale and across multiple lines of business.

Delivering this would, however, require a powerful, complex, and flexible platform capable of handling varied data types. However, unlike other industries where data volume is the primary challenge, the value of the data managed by Neuron would also be a defining factor.

 

Making it easier for commercial insurers and brokers to do business together would require a bold and complex digital marketplace. MongoDB Atlas stepped up to help realize Neuron’s vision.


OUR SOLUTION

A flexible, scalable, and secure foundation

The right choice of database was also critical—one that could handle Neuron’s API-driven connectivity, deliver the right workflows through these APIs, and deliver useable, valuable data to insurers.

“We can’t just put in a monolith and assume that it’s going to work for the next 20 years,” says Morris-Tarry. “This is an internal system, it’s a client-facing system, and it’s a multi-tenant system. We’re providing access to many, many different clients, both insurers and brokers. We have to be able to change while still giving access to, for example, older versions of APIs for people who can’t move as quickly. So we need tools that give us the ability to flex and stretch.”

Other key requirements included maintaining the security of sensitive financial data, while also providing the power and flexibility to remain at the market’s forefront.

“We want to make sure the tools we use let us continue to innovate and build our solution in a modular way,” Morris-Tarry adds. “We use best-of-breed technologies, and as new opportunities emerge, we want to be able to adopt them and compose the solution that produces the best outcomes for our customers. Our ability to move with the times is a major selling point.”

It was clear to Morris-Tarry that a traditional relational database wouldn’t deliver the flexibility that Neuron required. The solution was MongoDB Atlas, a Database-as-a-service (DBaaS) solution which includes everything required to operate a database in the cloud and the ability to develop and evolve as the market grew and embraced new innovations.

Neuron logo
“You can build the data in the shape you want to build it, store it in the way you want to store it, and change it in the way you need to change it. The flexibility of MongoDB Atlas really shouldn’t be underestimated.”
Alex Morris-Tarry
CIO, Willis Towers Watson

OUTCOME

New levels of agility and performance

“MongoDB Atlas has the flexibility we need without having to create a hugely complex, difficult-to-maintain, difficult-to-update set of relational databases,” says Morris-Tarry. “You can build the data in the shape you want to build it, store it in the way you want to store it, and change it in the way you need to change it. The flexibility of MongoDB Atlas really shouldn’t be underestimated.”

Another key benefit is the range of tools, technologies, and use cases that WTW is able to access as a result of adopting MongoDB.

“If you look at what MongoDB talk about you can see that they care about new technologies and the use cases they will open up. Atlas Vector Search is one example," notes Morris-Tarry.

The only significant hurdle to tackle during deployment was changing mindsets. Neuron’s IT team was used to relational databases and lacked familiarity with the document model. Support from MongoDB’s professional services team quickly overcame this, helping Neuron’s developers to achieve new levels of agility and performance through new ways of working.

“It’s an incredibly fast system, managing our data and working with the other components of our solution,” says Morris-Tarry. “MongoDB Atlas now sits at the center of our environment. It’s our version of the truth. It’s our document store. And we can analyze data that’s going through the system easily with the additional Atlas tools.”

The end result is a platform that maximizes insurers’ risk capacity, optimizes brokers’ access to capital, and creates a robust, flexible, and powerful data foundation for evaluating risks. It also augments data packets from third-party sources, and minimizes low-value, duplicative work across the insurance ecosystem.

"Now we have an analytics dashboard that we can use both internally and for our customers as well, so they can see how their data is performing against the information coming through the system,” says Morris-Tarry. “And the difference in outcomes we got from actually asking questions of MongoDB rather than trying to figure it out ourselves was huge.”

Neuron Logo
“MongoDB Atlas now sits at the center of our environment. It’s our version of the truth. It’s our document store.”
Alex Morris-Tarry
CIO, Willis Towers Watson

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