Security Supervisor

Location:

Central London (close to Liverpool Street Station)

Contract:

Full time

Job

Closing Date: 11/10/2026

Great security starts with exceptional leadership. Are you ready to lead?

GUK (Guarding UK Ltd) is a leading provider of professional security and protection management services across the UK. We deliver high-quality security solutions that protect our clients' people, property, operations and reputation. Our success is built on the quality of our people and our commitment to exceptional standards. Our PACE values – Professional, Approachable, Courteous and Enthusiastic – define how we work and the service we deliver.

We are looking for an experienced Security Supervisor to provide visible leadership and take ownership of the day-to-day security operation. This is more than supervising a shift. You will set standards, lead the team, manage operational priorities and act as a key interface between GUK and our client. We are looking for someone with presence, sound judgement and the confidence to lead from the front – anticipating issues, maintaining standards and delivering an exceptional service.

• Lead, motivate and supervise the security team.
• Set clear standards for performance, conduct, attendance, presentation and customer service.
• Deliver effective shift briefings and allocate resources appropriately.
• Coach and support Officers, addressing performance concerns where required.
• Lead by example and consistently demonstrate GUK's PACE values.

• Ensure contractual staffing levels are maintained.
• Proactively review Timegate and identify potential staffing gaps.
• Ensure effective shift handovers and communication.
• Confirm Officers hold the appropriate valid SIA licence.
• Maintain compliance with Assignment Instructions and site procedures.
• Take ownership of operational issues and
  ** escalate
  * * significant concerns appropriately.

• Lead the response to security incidents, emergencies and public safety concerns.
• Make confident, proportionate decisions based on risk.
• Investigate incidents, thefts and other security matters.
• Act as Incident Control Officer (ICO) when required.
• Ensure accidents and incidents are accurately reported and appropriately escalated.
• Ensure relevant CCTV footage is preserved where required.
• Maintain compliance with health and safety requirements, risk assessments and safe systems of work.
• Identify hazards and take appropriate preventative or remedial action.

• Build strong, professional relationships with the client and key stakeholders.
• Maintain a visible, approachable and professional presence.
• Ensure the team consistently delivers excellent customer service.
• Communicate confidently with clients, colleagues, contractors and visitors.
• Keep GUK management and the client appropriately informed of significant operational matters.

• Strong security industry experience.
• Previous supervisory or team leadership experience.
• Valid SIA licence appropriate to the role.
• Confident leadership and decision-making skills.
• Excellent communication and interpersonal skills.
• Strong customer and stakeholder focus.
• Ability to remain calm and make sound decisions under pressure.
• Good organisational and IT skills.
• High levels of personal accountability, professionalism and integrity.
• Previous Security Supervisor/Team Leader experience in a corporate or high-profile environment.
• Experience using Timegate or a similar workforce-management system.
• First Aid and Fire Marshal qualifications.

GUK pride ourselves in offering benefits that promote health and wellbeing.

• Ride to Work Scheme
• Employee Assistance Programme
• Credit Union
• Long Service Rewards
• Employee of the Month/Year

We are an equal opportunities employer, we encourage applications from a diverse range of individuals. We believe that a diverse talented workforce nurtures excellence and makes us a great place to work, where individuality and inclusivity are celebrated.

We reserve the right to withdraw the advert earlier than the advertised closing date if we receive too many applications.