As of April 22, 2025, the average annual salary for an Office Assistant I in the United Kingdom is £24,643, with an hourly rate of £12, according to Salary.com Global Salary IQ data. The average salary ranges from £24,013 to £26,433, influenced by factors like location, education, experience, and more.

Global Market Data
25TH   £24,013
50TH(Median)   £24,643
75TH   £26,433
Office Assistant I Salaries by Percentile
Percentile Salary Location Last Updated
25th Percentile Office Assistant I Salary £24,013 United Kingdom April 22, 2025
50th Percentile Office Assistant I Salary £24,643 United Kingdom April 22, 2025
75th Percentile Office Assistant I Salary £26,433 United Kingdom April 22, 2025

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How Much Does an Office Assistant I Make by Hour, Week, Month, and Year?

Last Updated on April 22, 2025

Salary.com provides you with accurate and diversified Office Assistant I salary data based on specialized databases to help you get a fairer salary. The average annual pay for an Office Assistant I is about £24,643 a year, this translates to an approximate hourly rate of £12, a monthly salary of about £2,054, and a weekly pay of around £474. Click the switch button below to see more details about Office Assistant I hourly pay, weekly pay, monthly pay, and so on.

How Much Do Office Assistant Is Earn at Different Levels in 2025?

An Office Assistant I's salary varies significantly based on experience level. Entry typically earn £24,229 - £24,596, while Intermediate make £24,389 - £24,910, Senior earn £24,696 - £25,738, Specialist earn £25,311 - £26,433, Expert can reach £25,364 - £26,513 or more, depending on the company and location.

Levels Salary
Entry Level Office Assistant I £24,483
Intermediate Level Office Assistant I £24,624
Senior Level Office Assistant I £25,364
Specialist Level Office Assistant I £26,032
Expert Level Office Assistant I £26,112
£24,483 0 yr
£24,624 < 2 yrs
£25,364 2-4 yrs
£26,032 5-8 yrs
£26,112 > 8 yrs
Entry Level 1%
Intermediate Level 0%
Senior Level 3%
Specialist Level 6%
Expert Level 6%
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Last Updated on April 22, 2025

Skills to Boost an Office Assistant I Salary

Mastering key skills can significantly increase your earning potential as an Office Assistant I. According to Salary.com's Real-time Job Posting Data, expertise in Customer Service can lead to a 16% salary raise, while strong Administrative Support skills boost pay by a 2%. Even Office Management can result in a 1% salary increase.

Skill Library evaluates talent skills across five levels, supported by 5-10 behavior indicators, delivering precise insights for data-driven hiring decisions.
Customer Service
Customer service is the provision of service to customers before, during and after a purchase. The perception of success of such interactions is dependent on employees "who can adjust themselves to the personality of the guest". Customer service concerns the priority an organization assigns to customer service relative to components such as product innovation and pricing. In this sense, an organization that values good customer service may spend more money in training employees than the average organization or may proactively interview customers for feedback. From the point of view of an overall sales process engineering effort, customer service plays an important role in an organization's ability to generate income and revenue. From that perspective, customer service should be included as part of an overall approach to systematic improvement. One good customer service experience can change the entire perception a customer holds towards the organization.
Administrative Support
Administrative support means technical assistance, studies, surveys, or securing volunteers to assist the department in fulfilling its administrative responsibilities.
Office Management
Office management is a profession involving the design, implementation, evaluation, and maintenance of the process of work within an office or other organization, in order to sustain and improve efficiency and productivity.
More Skills...
Based on recent job listings, in-demand skills in the Office Assistant I field include Customer Service (16%), Administrative Support (2%), and Office Management (1%). These skills reflect current market needs.
Skills Salary Demand
Skill & Salary Demand
Customer Service £28,586
Customer Service
£28,586
16%
Administrative Support £25,136
Administrative Support
£25,136
2%
Office Management £24,889
Office Management
£24,889
1%
Customer Service
1.57%
Administrative Support
1.55%
Office Management
9.80%

What are the Highest Paying Cities in the United Kingdom for Office Assistant I?

The top 3 highest-paying cities in the United Kingdom for Office Assistant I are London, Brighton and Hove, and Manchester. In London, the average salary is £26,614 per year, while Brighton and Hove offers £24,826, and Manchester pays around £23,622 annually.

Which Job Pays More: Office Assistant or Office Assistant I?

As of April 22, 2025 , an Office Assistant makes more than an Office Assistant I. An Office Assistant earns an average annual salary of £26,434. And an Office Assistant I earns an average annual salary of £24,643.

Job Title Salary Range in GBP
Office Assistant
£18,684
£31,504
Office Services Assistant
£19,188
£32,356
Office Assistant II
£17,934
£29,355
Office Administration Assistant
£19,137
£32,270

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