Jobs at Costain

5 open positions at Costain. Updated August 2026.

Website: https://4dayweek.io
Open roles: 5

About Costain

4dayweek.io is a job board dedicated to helping job seekers find roles at companies offering a 4-day work week, 9-day fortnights, flexible schedules, and other reduced-hours policies. It features thousands of jobs from companies committed to better work-life balance, with verified schedule policies. The platform also offers an optional Auto Apply feature (JobCopilot) to automate job applications. It was founded by Phil and is trusted by over 581,000 job seekers.

Open Roles at Costain

Open Roles at Costain by Category

Systems Engineer (Requirements & Configuration) (1) Project Engineering Manager (Water Sector) (1) Engineering Manager (1) Project Engineering Manager - Energy (1) Project Engineering Manager (Civil & Structural - Rail) (1)

Costain Jobs by Location

London, United Kingdom (2) Manchester, United Kingdom (1) King's Lynn, United Kingdom (1) Aberdeen, United Kingdom (1)

Costain Jobs by Type

hybrid (5)

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