Principal Developer

Overview

Salary: £76,117 (National) or £80,237 (Croydon) plus skills allowance of up to £19,483 pending assessment.

Location: Croydon, Manchester or Sheffield on a hybrid basis

Advert Close: 11:55 pm Tuesday 10th February 2026

Please note that this role requires Security Check (SC) clearance, which would normally need 5 years’ UK residency in the past 5 years.

What you'll bring to the role

The Principal Developer works on challenging technical problems, which require broad thinking while remaining hands-on developing software. You will be expected to actively deliver but will have more of a focus on ensuring delivery quality and overall service value. You will be working on large scale problems on critical services setting strategy and standards for the wider team to follow.

You will be working on the National Communications Data Service (NCDS) a critical capability within UK law enforc...