IR35.org
All contracts

TypeScript Engineer

Cathcart Technology

Outside IR35

The advert says: Outside IR35

Day rate
£500–£550/day
Location
LondonHybrid, 3 office days a week
Contract length
6 months
View original advert (opens in a new tab)Calculate take-home

Take-home a year, roughly

Outside IR35
£72,529
Inside IR35
£68,878

At £525 a day for 220 days, 2026/27 tax rates.

About this contract

TypeScript backend developer for 6-month contract with established London organisation redeveloping their main product. Node, Terraform, GraphQL, and AWS expertise required. Hybrid role (3 days onsite), Agile team environment. Potential for extension.

Key details

Security clearance
None stated
Company
Established organisation
Posted
8 days ago

Skills

Where it's advertised

Apply through the original advert. IR35 status is as stated there: always confirm it with the hirer.

Similar roles

Disclaimer: calculations are estimates only and not financial or tax advice. See the terms.

Copyright © 2026 IR35.org. All rights reserved.