IT Officer (London, Zurich)

G-20 Group; Zürich; On-site; CHF 60,000 - 90,000; Full time

Job summary

G-20 Group in Zurich/London is seeking an IT Officer to support day‑to‑day IT operations across global offices. This hands‑on, early‑career role emphasizes device management, user administration and IT security within a fast‑paced financial services environment.

The position starts at 80% on‑site with potential to move to 100%. You must be able to work from either Zurich or London, be within commuting distance, and hold the right to work in Switzerland or the UK.

Qualifications

• Experience supporting IT operations in financial services or fintech.
• Certifications such as CompTIA A+, Network+, Security+, or SC-300/MS-102.
• Scripting basics in PowerShell, Bash or Python.
• Familiarity with SOC 2 and ISO 27001 or regulated IT environments.
• Experience with Apple Business Manager.

Responsibilities

• Provide IT support across global offices, resolving hardware and software issues.
• Manage devices and assets, inventories, licenses and SaaS subscriptions.
• Administer user accounts, permissions, and access control.
• Coordinate onboarding and offboarding, including access revocation.
• Oversee endpoint management with MDM, security policies and updates.
• Support IT security initiatives and respond to phishing attempts.
• Maintain IT records, change logs and audit evidence for SOC 2, ISO 27001.
• Document procedures and look for process improvements.

Skills

IT Support

Device Management

User Administration

Endpoint Management

IT Security

Compliance & Audit

Documentation

Automation Scripting

Tools

PowerShell

Bash

Python

Linux

Google Workspace Admin

Job description

Important: Please only apply if you are able to work on-site at our Zurich or London office every working day. This is a fully office-based role, 80% capacity to begin with, with the potential to increase to 100%.

About G-20 Group

G-20 Group is a cross-asset trading firm headquartered in Switzerland, trading delta-one and derivatives markets globally. We combine startup agility with institutional-grade experience in proprietary trading, technology, and quantitative finance.

Role Overview

G-20 is seeking a proactive and detail-oriented IT Officer to support our global trading operations. Working in a fast-paced financial markets environment, you will be responsible for day-to-day IT support, systems administration, device management and IT security across our international offices.

This is a hands-on role suited to an early-career IT professional looking to develop their technical expertise and take ownership of core IT operations within a growing global trading firm. Our initial need is for a part-time officer (80%), with the potential to increase to 100% capacity.

Key Responsibilities

• IT Support: Provide first- and second-line technical support to employees in London, Zurich and other global locations, resolving hardware, software and connectivity issues.
• Device & Asset Management: Procure, configure, deploy, maintain and retire laptops, mobile devices and peripherals. Maintain accurate hardware inventories, software licences and SaaS subscriptions.
• User Administration: Manage user accounts, permissions and accessour cloud productivity and identity platforms.
• Onboarding & Offboarding: Coordinate IT setup for new joiners and ensure timely removal of access, recovery of equipment and deactivation of accounts for leavers.
• Endpoint Management: Administer devices through modern MDM tools, including enrolment, security policies, compliance monitoring and software updates.
• IT Security: Support security awareness initiatives, respond to reported phishing attempts and conduct regular user access and privileged account reviews.
• Compliance & Audit: Maintain IT records, change logs and supporting evidence for SOC 2, ISO 27001 and relevant regulatory audits, including VQF, FINMA and CIMA.
• Documentation & Process Improvement: Maintain IT documentation, support tickets and operational procedures, identifying opportunities to improve efficiency and automate routine tasks.

Preferred / Desirable Experience

• Relevant certifications such as CompTIA A+, Network+, Security+, Microsoft MD-102 / MS-102 / SC-300 or Google Workspace Administrator.
• Experience supporting IT operations within financial services, fintech, trading or crypto/DeFi environments.
• Basic scripting skills in PowerShell, Bash or Python to automate routine IT processes.
• Basic familiarity with Linux and command-line tools.
• Familiarity with SOC 2, ISO 27001 or regulated IT environments.
• Familiarity with Apple Business Manager and Apple device management.

Location and Right to work

This role will be based from our Zurich or London office with the expectation of the candidates being on-site. Only candidates who meet the requirements, live within commutable distance to Central Zurich/London and whopossessthepre-existingright to work inSwitzerland or the UK without requiring company sponsorshipneedapply.

Join G-20 and be a part of a team that is at the forefront offinancialmarkets, driving innovation and excellence in the sector.