Job Description

ISS
Security Supervisor
Location: London, EC3V 9BQ
Hours of work: 50
Contract Type: Permanent
We are seeking a Security Supervisor to take responsibility for all security operations within their portfolio, ensuring the safety of personnel, protection of infrastructure, and delivery of a professional, high-quality service.

In this role, you will lead and support the security team to ensure all activities are carried out in line with policies and procedures, while also being confident in using your initiative when managing incidents.
Working closely with operational management, you'll help maintain high standards of service that positively represent both the client and the organisation.
This is a great opportunity for a motivated security professional to step into a leadership role and make a real impact.
Key Responsibilities

• Manage security teams, rotas, rollcalls, and shift administration
• Ensure adherence to SOPs, AIs, Risk Assessments, and staffing plans
• Act as Incident Commander during alarms or incidents, ensuring escalation procedures are followed
• Oversee induction, training, mentoring, and appraisal reviews for staff
• Maintain high standards of security, safety, and performance across all sites
• Complete accurate, timely incident and quality inspection reports
• Promote team spirit, cooperation, and professional standards within the security team

Professional and Personal Competencies/Qualifications

• Completed ISS Contract Supervisor course with proven first-line management experience
• Strong leadership skills with attention to detail and the ability to lead by example
• Excellent customer service, communication, and interpersonal abilities
• Highly organised with strong time management and ability to work under pressure
• Experienced in incident and emergency management, including fire safety knowledge
• Physically fit, flexible, and able to meet site demands, including stairs and long periods standing
• Holds a valid SIA Licence with over 3 years' experience and extensive site knowledge

The Company
ISS is a world-leading workplace and facility management company, connecting people and places to make the world work better. Working with customers day by day, side by side, we understand every aspect of the user experience.
Through a unique combination of intelligent solutions, high standards and people who care, to help our customers achieve their purpose, whether it's hospitals healing patients, businesses producing the next great innovation, or airports bringing passengers home to their families. ISS is committed to doing business the right way, taking its corporate responsibility very seriously. Our passion is people.
We offer you a challenging and exciting career in an organisation with people at its heart. In ISS, everyone has the opportunity to develop, grow and make a difference. #ISSGreatPeople #ISSTalent #PeopleMakePlace
ISS is proud to be a diverse and inclusive employer.
ISS welcomes all applicants regardless of age, disability, gender identity or gender reassignment, marital or civil partnership status, pregnancy or maternity, race (which includes race, colour, nationality, ethnic or national origin and caste), religion or belief, sex, sexual orientation or educational background.
We are a Disability Confident Committed (Level 2) employer, proudly supporting and promoting inclusive hiring practices in line with the UK government's Disability Confident scheme.
Our passion for inclusivity and diversity makes ISS a more creative, productive and happy place to work.
If you have any further queries regarding this role, please contact the Resourcing Team by emailing
Please click on the following link for more information on this role:
If you are interested in learning about other opportunities at ISS, please join our Talent community by clicking on the following link:
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Skills Required