Senior Developer

Company: Aon

Location: Charing Cross

Posted: May 8th, 2026

Job Description

Responsibilities

Senior Web Developer 

Are you looking for a role where you can own architecture and not just tickets?

Do you want to build mission-critical modelling software used by leading insurers?

This is a hybrid role with the flexibility to work both virtually and from our London office.

Aon is in the business of better decisions

At Aon, we shape decisions for the better to protect and enrich the lives of people around the world.

As an organization, we are united through trust as one inclusive team and we are passionate about helping our colleagues and clients succeed.

What the day will look like

Your days will be varied but will likely include:

How this opportunity is different

This is your opportunity to sell the role! What makes Aon and the role different, and more attractive, than our competitors?  Bring the role to life by outlining who they will be collaborating with, and equally who will be supporting them

Skills and experience that will lead to success

Good to have:

How we support our colleagues

In addition to our comprehensive benefits package, we encourage an inclusive workforce. Plus, our agile environment allows you to manage your wellbeing and work/life balance, ensuring you can be your best self at Aon. Furthermore, all colleagues enjoy two “Global Wellbeing Days” each year, encouraging you to take time to focus on yourself.  We offer a variety of working style solutions for our colleagues as well. 

Our continuous learning culture inspires and equips you to learn, share and grow, helping you achieve your fullest potential. As a result, at Aon, you are more connected, more relevant, and more valued. xwzovoh

Aon values an innovative and inclusive workplace where all colleagues feel empowered to be their authentic selves. Aon

Are you ready to apply Make sure you understand all the responsibilities and tasks associated with this role before proceeding.

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