AgencyFlo

by Jonny Stuart22 Apr 2026Updated 14 Jun 2026

Insights

The hidden cost of senior staff doing junior work

The hidden cost of senior staff doing junior work?

When senior agency staff spend time on admin, status updates, and low-skill tasks, the cost is greater than it appears. Here is how to calculate and fix it.

The hidden cost of senior staff doing junior work
Our best designer spent six hours last week on status update emails.

Not on design. On emails explaining what was happening with projects she was already managing. Six hours at her effective rate was around £900 in unbillable cost. We did not bill a penny of it.

We had three tools. None of them talked to each other. So every status update meant gathering information manually, synthesising it, and writing it out. The system designed to help was costing us our most valuable resource: senior time.

What is the senior staff admin problem?

~60%Of the work week on email, search and coordination.McKinsey & Company

In most agencies, senior staff - account directors, senior designers, lead developers, strategy leads - carry two distinct responsibilities. The first is the work they were hired to do: the thinking, the craft, the client relationships. The second is the operational overhead that surrounds that work: status updates, internal briefings, tool management, report compilation, chasing information across systems.

In a well-run agency, the second category takes perhaps 10-15% of a senior person's time. In most small agencies with fragmented tool stacks and no unified source of truth, it takes significantly more. McKinsey's research on knowledge work found the average worker spends close to 60% of the week on email, searching for information and internal coordination rather than the skilled work itself. In agencies running multiple disconnected tools, the figure runs higher still.

The problem is invisible until you measure it. No one tracks the hours spent gathering information, writing updates that could be automated, or moving data between systems. It just exists as friction - a persistent drain on the people who cost the most to employ.

Why it happens in agencies

Tools do not talk to each other. Project status lives in one tool, time data in another, client communication in email. Senior staff become the integration layer - manually connecting information that the tools cannot connect automatically.

Reporting is always manual. Weekly updates, project status reports, utilisation summaries - in most agencies these are compiled by hand, every week, by someone senior enough to know where to find the information and how to interpret it.

Admin is treated as part of the job. In many agencies, senior people accept a significant admin burden as a given rather than examining whether it is necessary. They are good at it, they do it efficiently, and no one has quantified what it costs.

Junior support does not exist or is under-equipped. The natural solution to senior admin burden is junior support. But junior support, without the tools and systems to give them visibility, often creates more work for the senior person rather than less.

How to calculate the real cost

A senior's weekWhat you pay senior rates for, versus what you get
Skilled work: the craft, thinking and client relationships~40%Email, hunting for information and coordination~60%
McKinsey puts the average knowledge worker near 60% of the week on coordination. In a fragmented agency stack the skilled share is smaller still.

For each senior team member, estimate:

1. Hours spent per week on non-billable administrative tasks (status updates, report compilation, internal chasing, tool management) 2. Their effective hourly rate (fully loaded cost divided by working hours) 3. The weekly cost of that admin time

For a senior team member at £70,000 per year fully loaded, the effective hourly rate is roughly £35-40. Ten hours per week of admin is £350-400 per week, or £18,000-20,000 per year, in value that could have been spent on billable work or strategic thinking.

For a 15-person agency with five senior staff each carrying similar overhead, that is £90,000-100,000 per year in absorbed cost. Not a rounding error.

What can actually be fixed

Unify the operating system. The most impactful change is reducing the number of disconnected tools. Every tool a senior person has to check and update manually is a source of admin burden. One system with project status, time data, and client information in the same place eliminates the integration work.

Automate status reporting. Status updates that pull from live project data do not require a senior person to compile them. If your tools allow it, automated weekly summaries take this off the plate entirely.

Separate admin from senior capacity. Identify which admin tasks do not actually require senior judgment and can be moved to a junior or administrative resource. This requires honesty about what is genuinely complex and what is just information-gathering.

Protect focus time. Senior people who respond to every message in real time spend the day context-switching rather than doing the work they were hired to do. Defined response windows and batch communication reduce the constant interruption that makes admin feel endless.

Key takeaways

  • Senior people lose hours to admin like status updates and chasing information.
  • It happens because the tools do not talk, so a person joins them up by hand.
  • Five senior staff each losing ten hours a week can cost six figures a year.
  • Most of this cost is hidden because nobody tracks the admin time.
  • Put project status, time and client info in one place to remove the busywork.

Frequently asked questions

Why do senior agency staff spend so much time on admin?+

Because most agencies run on multiple disconnected tools that require senior staff to manually integrate information - gathering status from one place, time data from another, client context from a third. Senior people become the connective tissue between systems that do not connect themselves.

How much time should senior staff spend on admin in an agency?+

As a rough guide, administrative coordination should take 10-15% of a senior person's time. Above 20-25% consistently is a sign that systems and processes need attention. Above 30% means significant value is being lost.

How do agencies reduce senior staff admin burden?+

The most effective approaches are reducing the number of disconnected tools, creating a single source of truth for project status and client information, automating routine reporting, and clearly separating which tasks require senior judgment from which tasks are administrative but have historically landed with senior people by default.

Sources

  1. The Social Economy: productivity through social technologies - McKinsey & Company

About the Author

Jonny Stuart

Founder & CEO, AgencyFlo

Jonny is the founder of AgencyFlo and previously ran a 15-person product studio. He writes about agency operations, margin, and the closed-loop tooling shift that makes both possible.

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