A person in a bright yellow safety jacket stands outdoors, with a blurred urban background hinting at a busy environment.

Security Officer

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Overview of role

Leverage your experience as a G4S security professional in this role. Our Security Officer roles vary and as such they allow you to apply your frontline expertise to a new environment, or perhaps for a new client, in a new industry; managing access control, surveillance, or emergency response in a different way.

As an internal candidate, you already understand our values and safety standards; this role provides an opportunity to sharpen those skills in a different operational context and broaden your internal network.

Where this role could take you

Site Supervisors and Operations Managers

Ready for the next step? Security Officers who excel in this role are set to be first in line for our Site Supervisor and Operations Manager positions where you’ll lead the teams you were once part of.

Specialised Roles

This role serves as a foundation for transitioning into other specialist security roles such close protection or aviation security. You will be well placed to continue to Gold standard you've already mastered.

Cross Sector Moves

Use this role to transition between sectors - for example moving from a retail environment to a high-security government facilty, or spend your days securing music and sports venue. The opportunities to expand your CV in G4S are endless.

Security Officer

Cardiff, United Kingdom

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Job ID: 9603

Job category: Security Services

Location: Cardiff, United Kingdom

Date posted: 06/03/2026

Closing date: 09/03/2026

Explore Location

We are currently recruiting for Security Officers to join our team at a high-profile site in the Oxford area!

Contract Information:

Pay Rate - £15.00 per hour
Hours: 42 hours per week
Shift Pattern - Various Shift Patterns (Days & Nights)
SIA - Security Guarding or Door Supervisor Licence Required
Contract: 1 year and will end in May 2027

For this role, you will need to hold a full UK (manual) driving licence and have your own car.

Due to the nature of the site, you will need to have resided in the UK for at least 5 years, continuously. You will also be asked questions on the telephone screen, in relation to the requirements for SC/DV Clearance.

Your Time at Work

As a Security Officer, you will be responsible for:

- Patrolling the site, internally and externally.
- Gatehouse duties.
- Liaising with customers and visitors.
- Responding to any security incidents, first aid, or fire alarm response.
- Incident report writing.
- Access and egress control.
- Meeting the customer standard at all times.

Please note you will be on your feet a lot for this role. You will also be working outside for long periods of time.

Our Perfect Security Officer

Our perfect security officer:

- You must be over the age of 18.
- A current Door Supervisor or Security Guarding SIA license is essential.
- Good communication skills, verbal and written.
- Strong IT skills.

Key Information and Benefits

- 5.6 weeks paid holiday - 8 additional lieu from bank holidays
- Workplace pension scheme
- Life assurance benefit
- Financial support for SIA Licence & renewal
- Contributory Healthcare Scheme
- Eyecare vouchers
- Employee Discount Schemes
- Progression, training & development opportunities
- Referral Scheme
- Free uniform provided

Job Ref: 1G4S (G688)

G4S is a recognised Disability Confident Leader Employer, committed to fostering an inclusive workplace where everyone can thrive. We prioritise accessibility, support, and opportunity for all employees. Join our diverse and empowering team today!

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Success Profile

It takes someone special to be a Security Officer. Here are some of the qualities we're looking for in our team members:

Honesty & Integrity
Strong communication skills
Customer orientated
Teamwork
Caring
Reliable

Hear from one of our Security Guards

I love the variety and challenge that comes with working in Security at G4S. Every day is different, and I'm constantly learning new skills. The company provides excellent training and support, and I feel like my contributions are valued. I'm proud to be part of a team that is dedicated to keeping people and property safe.

G4S Security Officer
Australia

Your Future Pathway

Your experience as a Security Officer is just the beginning. We don't just offer jobs - we offer growth - vertically or laterally to suit your career ambitions. There are countless examples of individuals who began their career on the front line and today hold management positions, including in our senior leadership teams.

Rewards and benefits

Our benefits vary from country to country and role to role and are designed to ensure our staff have access to the things they need to thrive both in and out of work. This includes on-the-job training, career paths to management and a range of benefits depending on locations around the world.

Training & Development

We continually invest in the training and development of our employees so that they can reach their full potential. Check out the mylearning for more details.