Jobs at c1

6 open positions at c1. Updated October 2026.

c1 currently has 6 open roles (1 remote and 5 on-site). Hiring locations include San Francisco Office, United Kingdom, Portland Office.

Open roles: 6

Open Roles at c1

Sr. Security Engineer

full_time San Francisco Office

Posted: Sep 9, 2026
Sr. Solutions Engineer - United Kingdom

full_time United Kingdom

Posted: Aug 31, 2026
Solutions Engineer

full_time San Francisco Office

Posted: Aug 18, 2026
Site Reliability Engineer

full_time Portland Office

Posted: Aug 18, 2026
Software Engineer

full_time San Francisco Office

Posted: Aug 18, 2026
Sr. Solutions Engineer

full_time Remote

Posted: Aug 18, 2026

What c1 Hires For

Browse c1 openings alongside similar roles at other companies:

DevOps / SRE Jobs (3) Internship & Entry Level Jobs (2) Senior & Staff Engineer Jobs (2) Game Developer Jobs (2) Blockchain & Web3 Jobs (2) Security Engineer Jobs (2)

Open Roles at c1 by Category

Solutions Engineer (2) Security Engineer (1) Solutions Engineer - United Kingdom (1) Site Reliability Engineer (1) Software Engineer (1)

c1 Jobs by Location

San Francisco Office (3) United Kingdom (1) Portland Office (1) Remote (1)

c1 Jobs by Type

full_time (6)

How to Apply for Jobs at c1

All c1 openings listed above are aggregated from the company's official careers channels and updated October 2026. To apply, open any role that matches your profile and use the Apply Now button — it takes you directly to c1's official application page, so your application always goes to the employer itself, with no middleman.

Before applying, tailor your CV to the specific role: mirror the job title, highlight the skills and technologies mentioned in the listing, and quantify your impact where possible. You can also save interesting roles to your JobSeek account to track deadlines and compare offers side by side.