IR35.org
All contracts

Design Engineer

IO Associates

Outside IR35

The advert says: £50-52 per hour (OUTSIDE IR35

Day rate
£375–£390/day(£50–£52/hr)
Location
BristolHybrid, 2 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
£57,777
Inside IR35
£53,128

At £383 a day for 220 days, 2026/27 tax rates.

About this contract

Mechanical design engineer developing lithium-ion battery systems for electric aviation. Requires battery expertise from automotive or aerospace sectors and systems engineering skills. Six-month hybrid contract in Bristol with two days weekly on-site.

Key details

Security clearance
None stated
Company
EVTOL company
Sector
Other
Posted
11 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.