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# Senior Software Engineer (Node & TypeScript)

- **Company:** iO Associates
- **Location:** London, UK (Remote available)
- **Experience:** Expert
- **Salary:** £130,000.0 - £140,400.0
- **Contract:** Temporary contract
- **Skills:** Amazon Web Services, Databases, MongoDB, Node.Js, Software Maintenance, TypeScript, Serverless Computing
- **Published:** September 6, 2026
- **Apply:** https://www.careerboard.com/pt/en/find-jobs-in-United-Kingdom/-A19BBF3931F3F31241/

## About the Role

We're working with a FinTech company who are looking for 6 capable, self-driven Senior Software Engineer to help build and evolve their products

Their technology already powers some of the UK's most ambitious fintechs, banks, financial advisers and wealth firms, with close to a million investors relying on their platforms.

In this role you will design, build and operate reliable and scalable, testable and maintainable software solutions, building new functionalities and products using Typescript and Node.js. As this is a senior level role you will be expected operate confidently with clients and senior stakeholders, * Strong commercial experience with Node.js, specifically TypeScript

 * Experience with Amazon Web Services
 * Experience with Serverless products
 * Experience with document databases, ideally MongoDB
 * Experience mentoring engineers
 * Experience leading technical delivery in a build-and-run engineering model
 * Experience in a structured on-call process and incident management
 * Experience working in regulated industries, ideally financial services or FinTech.



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