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What is a Zero Hour Contract?

A zero-hour contract is a type of employment agreement in which an employer is not obligated to provide any minimum number of working hours, and the employee is not obligated to accept the work when it’s offered. In essence, there are no guaranteed hours. The employee is on call to work &#8220

August 19, 2025
Updated March 5, 2026
2 min read
Glossary

A zero-hour contract is a type of employment agreement in which an employer is not obligated to provide any minimum number of working hours, and the employee is not obligated to accept the work when it’s offered. In essence, there are no guaranteed hours. The employee is on call to work “as and when” the employer has a need for them.

This type of contract is common in industries with fluctuating demand, like hospitality, retail, and event management, where staffing needs can change from week to week or even day to day.

The Advantages for Companies and Employees

For some, zero-hour contracts offer a high degree of flexibility that works well with their lifestyle.

  • For the Employer: This model allows a business to adjust its workforce quickly to match demand. They can bring in extra staff for a busy weekend without the long-term commitment of a full-time or part-time employee.
  • For the Employee: This contract can be appealing for individuals who need a highly flexible schedule, such as students, people with caregiving responsibilities, or those who are semi-retired. They have the ability to accept or decline work based on their personal availability, and many can use a zero-hour contract to supplement income from another job.

The Disadvantages and Risks

While flexible, zero-hour contracts come with significant drawbacks, particularly for the employee.

  • Unpredictable Income: The biggest downside is the lack of guaranteed income. An employee’s work hours can vary wildly from one pay period to the next, making it very difficult to budget or plan for the future.
  • Lack of Job Security: Since there are no guaranteed hours, the employer can reduce an employee’s hours to zero at any time without officially terminating them. This lack of stability can create a constant pressure for the employee to accept all work offers, even if it’s inconvenient, for fear of not being offered work in the future.
  • Limited Rights: While zero-hour contract employees in some countries are entitled to certain rights like minimum wage and statutory holiday pay, they often have fewer rights than permanent employees and may not be entitled to benefits like redundancy pay or protection from unfair dismissal.

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