Relief Security Officer

Mitie Group plc.; England; On-site; GBP 10,000 - 40,000; Part time

Job summary

A leading security services provider is seeking a Relief Security Officer to safeguard people and property at various sites. Responsibilities include ensuring compliance with security policies, monitoring for hazards, and maintaining professionalism under challenging circumstances. Candidates must hold a valid SIA licence and have experience in the security industry. The role offers flexibility with varying shifts, including nights and weekends, and emphasizes continuous training and career development opportunities.

Benefits

Ongoing development and training opportunities

Flexible working hours

Supportive team culture

Qualifications

• Proven background in the security industry is essential.
• Must have a fully checkable 5‑year work/residence history within the UK.
• Physically capable of conducting regular patrols.

Responsibilities

• Safeguard people, property, and assets on site.
• Ensure compliance with UK law and security policies.
• Report any Health & Safety hazards immediately.
• Maintain professionalism in challenging situations.

Skills

Strong attention to detail

Excellent verbal and written communication skills

Ability to take initiative

Calm under pressure

Customer focus

Education

Valid SIA licence (Security Guarding or Door Supervision)

SC Clearance (desirable)

Job description

Relief Security Officer

Location and Working Hours

• Location: Wokingham, Berkshire.
• Pay Rate: £12.60 per hour, a minimum of 8 hours per week.
• Shifts: 12‑hour shifts with no set pattern – may include day/night shifts, weekends and Bank Holidays.
• SIA licence: Security Guarding or Door Supervisor required. CCTV licence desirable – training provided for the right candidate.
• Driving licence & own vehicle desirable but not essential.

Why Join Mitie?

• Flexible Working: Embrace a role where no two days are the same.
• Ongoing Development: Access continuous training and career progression opportunities.
• Supportive Culture: Be part of a team that values and recognises your contributions.

Job Overview

As a Relief Security Officer, you’ll play a vital role in safeguarding people, property and assets.

• We are looking for experienced, driven and enthusiastic security professionals who want to learn.
• This role suits those aiming to progress in the ever‑evolving security industry by gaining exposure and experience at an established contract.
• Provide security services in direct accordance with the site’s published Assignment Instructions (AI’s) and any subsequent changes.
• Deliver results that meet and/or exceed the Key Performance Indicators / Service Level Agreements for the client through full responsibility and accountability, providing a service that aids in the retention of the contract.
• Undertake additional training to ensure continuous self‑development.

Main Duties

• Ensure compliance with all aspects of policies and relevant legal and regulatory requirements as directed by the Security Account Manager and in accordance with UK law and guidance bodies.
• Fully and satisfactorily complete all tasks and duties on site as defined within the published Assignment Instructions (AI’s).
• Proactively review the published Assignment Instructions, familiarising yourself with any changes and suggesting additional amendments that will improve or enhance the current level of service.
• Maintain compliance with industry and statutory legislation – a front‑line licence in either Security Guarding or Door Supervision must be worn at all times whilst carrying out duties. Additional courses that are contractually required will also be required.
• Comply with all legal obligations and safety requirements of the role.
• Follow instructions and procedures appropriately without unnecessarily challenging authority.
• Work in a systematic, methodological and orderly way.

Training & Development

• Complete all mandatory and competency‑based training.
• Embrace additional training opportunities for self‑improvement.
• Maintain up‑to‑date job knowledge using available technology and resources.
• Renew SIA licence 16 weeks before expiration.

Security and Health & Safety

• Look out for, and immediately report, any Health & Safety hazards or potential hazards on site.
• Stay alert to any threats or changes within the work environment to take the appropriate action to reduce the chances of disruption, loss or damage.
• Use common sense and initiative by immediately involving others if a situation appears to become threatening.
• Maintain professional conduct in the face of difficult situations and challenging customers.
• Complete an accurate, detailed notebook entry as soon as possible after any incident, which can then be used as part of the Incident Report process.
• Keep to schedules and demonstrate commitment to Mitie and the client.
• Ensure check calls are being carried out at the allocated time slot as stipulated in the Assignment Instructions (AI’s).
• Call emergency services and the Communication Centre to report all incidents.

What We Are Looking For

• Experience: Proven background in the security industry is essential.
• Licensing: A valid SIA licence (Security Guarding or Door Supervision) is required. SC Clearance is highly desirable.
• Background Checks: You must have a fully checkable 5‑year work/residence history within the UK.
• Skills: Strong attention to detail, excellent verbal and written communication skills, and the ability to take initiative.
• Professionalism: Calm under pressure, dependable, and confident in making sound decisions.
• Flexibility: Willingness to work differing shifts, including days, nights, and weekends.
• Technical Confidence: Comfortable using IT systems, e‑mail, phones, and client‑specific platforms.
• Teamwork and Initiative: Capable of working independently while supporting both the team and the client.
• Customer Focus: A proactive approach with a strong commitment to delivering excellent service.
• Fitness: Physically capable of conducting regular patrols and participating in screening procedures.