Company: Harnham
Location: Greater London
Job Description:
Hybrid – 2-3 days a week in office (London, Liverpool Street)
Join a high-growth UK banking business supporting 200+ fintech partners through Banking-as-a-Service infrastructure. This is a key role in building a modern, automated IT function with strong operational resilience as the UK organisation scales rapidly.
The role
As Lead IT Systems Administrator, you’ll take full ownership of internal IT systems and the Atlassian environment, with a strong focus on automation, access management, incident processes, and SSO. You’ll lead a small SysAdmin team and work closely with Engineering and SRE.
What you’ll do
- Own Atlassian Cloud / Jira Service Management (workflows, rules, automations)
- Design and improve incident management + alerting processes in JSM
- Automate joiner/mover/leaver workflows (JSM + Entra ID)
- Build automated access audits, reviews, and recertification
- Create reporting/dashboards for CIO + Board
- Drive improvements in operational resilience and IT processes
What we’re looking for
- Strong hands-on Atlassian/JSM knowledge (beyond admin basics)
- Proven experience building automation from scratch
- Proactive, high-ownership operator with strong comms
- Comfortable in scale-up and/or regulated environments
- In-person technical (JSM rules/automation + Atlassian)
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Posted: February 9th, 2026