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Average OSP Site Supervisor Salary in United Kingdom for 2026

An OSP site supervisor in United Kingdom earns about 44,300 GBP a year. That's 36% below the national average of 69,700 GBP.

Pay ranges widely from country to country and from role to role. The lowest reported salaries in United Kingdom sit around 21,100 GBP a year, while the very top stretches to 67,800 GBP. Everything on this page is in British pound (GBP, symbol £), which lets you compare numbers like-for-like without worrying about exchange rates.

The numbers here are pulled together from official government wage data, large independent salary surveys, and aggregated worker-reported pay. Most reported salaries include the benefits that are common in United Kingdom, such as housing or transport allowances, which is worth keeping in mind if you're comparing against a country where those are usually paid on top.

To turn a gross salary in United Kingdom into a take-home figure, use our United Kingdom salary after tax calculator, which works the latest tax brackets and contributions through the math for you.

How much does an OSP site supervisor make in United Kingdom?

Average salary
44,300 GBP
3,691 GBP per month
Lowest reported
21,100 GBP
1,758 GBP per month
Highest reported
67,800 GBP
5,650 GBP per month

A typical OSP site supervisor working in United Kingdom brings home around 3,691 GBP a month before tax. Entry-level pay starts near 21,100 GBP, and the top of the ladder reaches roughly 67,800 GBP for the most experienced and specialised people in the role.

The wide gap between low end and top end reflects how much pay can vary inside the same job title. A junior OSP site supervisor working at a small local employer earns very different money from a senior at a multinational. Skills, employer, city and years in the seat all push the number around. For a cross-country comparison, see the OSP site supervisor salary in Guernsey or Jersey, both of which pay in the same currency.

How OSP site supervisor pay ranges in United Kingdom

A good way to think about salary in United Kingdom is to look at the distribution rather than the headline average. Half of all OSP site supervisors in United Kingdom earn less than 45,000 GBP a year, and the other half earn more. That middle number is the median, and it is usually more useful than the average for answering "is my pay normal here".

Looking at the quartiles fills in the picture. A quarter of earners take home less than 29,200 GBP (the 25th percentile), and a quarter clear 56,400 GBP (the 75th percentile). The middle 50% of OSP site supervisors sit somewhere inside that band, which is where the typical reader of this page probably lives.

The very lowest reported salaries sit around 21,100 GBP. The highest stretch to 67,800 GBP, though only a small fraction of earners ever reach that level. If you are deciding whether your own offer or current pay is reasonable, work out which of those four bands you would fall into and use that as your reference point.

21,100
Low
45,000
Median
67,800
High
29,200
25th
56,400
75th
The middle 50% sit between the 25th and 75th percentile Tails are the lowest and highest reported All figures in GBP

OSP site supervisor pay by experience in United Kingdom

Years of experience is the single biggest lever on pay for an OSP site supervisor in United Kingdom, ahead of education and almost any other single factor. The longer you have been in the role, the more your employer can trust you to handle complexity, mentor others and act independently, all of which command higher pay. The chart below shows how the typical OSP site supervisor salary changes as you move through the career ladder.

  • 0-2 Years
    25,700 GBP
  • 2-5 Years
    +28% from previous
    32,900 GBP
  • 5-10 Years
    +41% from previous
    46,400 GBP
  • 10-15 Years
    +18% from previous
    54,600 GBP
  • 15-20 Years
    +8% from previous
    58,700 GBP
  • 20+ Years
    +10% from previous
    64,300 GBP

The single largest jump on the ladder is from 2 - 5 Years to 5 - 10 Years, where pay rises by about 41%. That is the point at which a OSP site supervisor typically goes from "competent in the role" to "the person other people in the team learn from", and the market pays well for that step.

OSP site supervisor pay by education in United Kingdom

Education sits alongside experience as one of the biggest factors driving OSP site supervisor pay in United Kingdom. Higher qualifications consistently pull higher salaries, but the size of the gap tends to be smallest at junior levels and widens as people move up. Two people in the same role with the same years of experience but different degrees can end up earning very different money once they reach mid-career.

Below is the average OSP site supervisor salary in United Kingdom broken down by the highest level of education a worker has completed.

  • Certificate or Diploma
    35,300 GBP
  • Bachelor's Degree
    +53% from previous
    54,100 GBP

OSP site supervisor gender pay gap in United Kingdom

The gender pay gap is a stubborn feature of almost every labour market, and United Kingdom is no exception. Male OSP site supervisors in United Kingdom earn an average of 44,500 GBP a year, while female OSP site supervisors earn around 41,500 GBP. That works out to a 7% gap in favour of men, even when comparing people doing the same work.

A pay gap of this size has a real long-term cost. Over a typical thirty-year career it can add up to several years of pay, and it compounds through pensions, retirement contributions and bonus-linked stock. Some of the gap is explained by women being more likely to work part-time, take career breaks, or be steered toward lower-paying specialisations. Some of it is straightforward unequal pay for the same job, which is harder to defend.

OSP Site Supervisor gender pay gap

7%

Men earn this much more than women on average in United Kingdom.

Men 44,500 GBP
Women 41,500 GBP

Pay raises for an OSP site supervisor in United Kingdom

Most countries hand out at least some kind of pay raise every year, typically when an employee's contract is reviewed or as a cost-of-living adjustment to keep wages roughly in step with inflation. The rhythm and size of those raises varies hugely between industries.

A typical worker doing this role in United Kingdom sees a raise of about 11% every 15 months, which works out to roughly 9% on an annual basis. That figure is the typical underlying rate; in years where inflation runs high you can usually expect a bit more, and in flat-economy years a bit less.

Across all jobs in United Kingdom, the national average raise is around 9% every 15 months.

By industry

Industries with the highest pay raises in United Kingdom:

  • Banking
  • Energy
  • Information Technology
  • Healthcare
  • Travel
  • Construction
  • Education

By experience level

Experienced workers tend to see larger raises. Retaining a senior is cheaper than replacing them, so employers fight harder for them.

  • Junior Level
    3% - 5%
  • Mid-Career
  • Senior Level
  • Top Management

OSP site supervisor bonus rates in United Kingdom

Bonuses are the other half of total compensation, and they vary a lot between jobs and industries. Some roles are paid almost entirely in base salary; others lean heavily on bonus structures tied to revenue, project completion or company performance. Whether a job pays a bonus, how big it is, and how often it lands all factor into whether the headline salary is actually a good offer.

57%

57% of OSP site supervisors in United Kingdom reported a bonus of some kind in the past twelve months. That makes an OSP site supervisor a moderate-bonus role overall, which is useful context when you're weighing up a job offer where the base is below market.

Among those who did receive a bonus, the size of the payment varied substantially. Reported bonuses ranged from 3% to 6% of base salary. The remaining 43% of OSP site supervisors reported no bonus at all over the same period.

Which careers pay bonuses in United Kingdom

Revenue-facing roles tend to pay the biggest bonuses. Operational and support roles tend toward smaller, more predictable ones.

  • Finance
  • Architecture
  • Sales
  • Business Development
  • Marketing / Advertising
  • Information Technology
  • Healthcare
  • Insurance
  • Customer Service
  • Human Resources
  • Construction
  • Transport
  • Hospitality

OSP site supervisor: public vs private sector pay

Public-sector pay in United Kingdom is about 7% more than private-sector pay for similar work. The private sector typically offers stronger upside and bigger bonuses; the public sector typically offers better benefits and stability.

Public vs private pay gap

6%

Public-sector workers earn this much more than private-sector workers in United Kingdom on average.

Public sector 72,700 GBP
Private sector 68,200 GBP

OSP site supervisor salary by city and region in United Kingdom

OSP site supervisor pay is not even across United Kingdom. The chart below shows the highest-paying cities and regions in the dataset, followed by the full location table.

  • England
  • Scotland
  • Leeds
  • Manchester
  • Birmingham
  • Cardiff
  • Sheffield
  • Leicester
  • Liverpool
  • Bradford
LocationTypeAverageMedianRange
EnglandRegion91,000 GBP92,200 GBP45,300-141,000 GBP
ScotlandRegion63,400 GBP69,100 GBP29,600-103,600 GBP
LeedsCity55,600 GBP49,700 GBP30,100-83,700 GBP
ManchesterCity54,300 GBP49,700 GBP29,000-80,400 GBP
BirminghamCity53,800 GBP60,400 GBP23,600-86,600 GBP
CardiffCity52,600 GBP51,900 GBP22,800-81,000 GBP
SheffieldCity52,000 GBP53,300 GBP23,700-79,800 GBP
LeicesterCity51,800 GBP49,300 GBP27,000-79,000 GBP
LiverpoolCity51,600 GBP51,900 GBP26,200-81,200 GBP
BradfordCity51,600 GBP48,600 GBP27,100-75,100 GBP
EdinburghCity51,600 GBP53,600 GBP22,000-79,000 GBP
BristolCity50,700 GBP49,700 GBP24,800-79,800 GBP
BelfastCity50,700 GBP49,700 GBP24,800-79,800 GBP
NewcastleCity50,300 GBP46,900 GBP26,500-76,000 GBP
GlasgowCity50,000 GBP48,600 GBP25,500-75,900 GBP
SomersetCity50,000 GBP51,600 GBP22,200-74,300 GBP
PlymouthCity50,000 GBP50,000 GBP25,300-74,600 GBP
CoventryCity49,300 GBP49,300 GBP24,800-74,900 GBP
LondonCity49,100 GBP53,800 GBP22,200-80,700 GBP
Kingston upon HullCity48,600 GBP49,200 GBP23,800-73,800 GBP
BrightonCity48,600 GBP45,300 GBP25,400-72,400 GBP
PeterboroughCity48,600 GBP46,700 GBP23,600-72,700 GBP
NottinghamCity48,600 GBP51,800 GBP23,800-74,700 GBP
SouthamptonCity48,200 GBP49,200 GBP23,200-73,500 GBP
AberdeenCity48,000 GBP49,400 GBP23,600-74,600 GBP
WolverhamptonCity47,800 GBP50,000 GBP20,000-76,000 GBP
ExeterCity46,400 GBP44,800 GBP26,200-68,200 GBP
DerbyCity46,200 GBP48,000 GBP24,400-72,700 GBP
DundeeCity46,000 GBP45,600 GBP21,300-72,400 GBP
LincolnCity45,700 GBP45,700 GBP23,800-71,100 GBP
NewportCity45,600 GBP50,500 GBP23,000-71,200 GBP
YorkCity45,600 GBP40,600 GBP22,000-69,400 GBP
OxfordCity45,300 GBP39,500 GBP25,300-66,900 GBP
ArmaghCity45,200 GBP42,300 GBP23,800-66,200 GBP
GloucesterCity45,000 GBP44,300 GBP23,700-68,100 GBP
StirlingCity45,000 GBP45,400 GBP23,000-69,800 GBP
NorwichCity45,000 GBP44,200 GBP20,100-68,200 GBP
SalisburyCity44,800 GBP41,500 GBP23,200-67,400 GBP
PooleCity44,700 GBP45,900 GBP23,200-70,000 GBP
ChesterCity44,500 GBP40,300 GBP24,400-66,900 GBP
DerryCity43,800 GBP48,200 GBP20,200-68,200 GBP
SwanseaCity43,800 GBP45,600 GBP22,200-70,000 GBP
PortsmouthCity43,800 GBP49,300 GBP21,400-72,400 GBP
CanterburyCity43,500 GBP39,800 GBP22,800-64,900 GBP
LisburnCity43,200 GBP36,800 GBP23,800-64,900 GBP
CambridgeCity42,700 GBP45,600 GBP20,500-65,900 GBP
Northern IrelandRegion42,600 GBP36,200 GBP23,800-63,000 GBP
AbingdonCity41,700 GBP41,700 GBP20,000-63,000 GBP
DurhamCity41,700 GBP44,900 GBP17,900-65,200 GBP
HartlepoolCity41,500 GBP44,300 GBP21,700-66,100 GBP
NewryCity41,500 GBP42,000 GBP23,200-63,400 GBP
WalesRegion41,000 GBP42,000 GBP23,000-64,500 GBP
KirkwallCity41,000 GBP41,000 GBP20,200-64,800 GBP
InvernessCity40,300 GBP39,400 GBP19,300-61,300 GBP
WinchesterCity40,300 GBP43,500 GBP22,000-65,800 GBP
WellsCity40,200 GBP40,200 GBP21,200-62,300 GBP
StromnessCity39,800 GBP42,800 GBP16,300-61,700 GBP
St DavidsCity39,800 GBP37,100 GBP22,600-59,200 GBP
WakefieldCity39,500 GBP40,500 GBP23,000-63,100 GBP
StrontianCity39,400 GBP36,500 GBP22,000-58,500 GBP
TruroCity38,700 GBP35,000 GBP21,100-59,100 GBP
RiponCity38,000 GBP35,600 GBP21,100-58,200 GBP
BangorCity37,800 GBP37,800 GBP18,900-58,600 GBP

OSP Site Supervisor in United Kingdom: FAQs

  • How much does an OSP site supervisor make per month in United Kingdom?

    An OSP site supervisor in United Kingdom earns about 3,691 GBP a month before tax, based on an annual average of 44,300 GBP.

  • What's the salary range for an OSP site supervisor in United Kingdom?

    Entry-level OSP site supervisors in United Kingdom start near 21,100 GBP. Top-end pay reaches around 67,800 GBP. The middle 50% of earners sit between 29,200 and 56,400 GBP.

  • Is the median OSP site supervisor salary in United Kingdom higher or lower than the average?

    The median is 45,000 GBP, higher than the average of 44,300 GBP. Half of OSP site supervisors in United Kingdom earn below the median, half earn above it.

  • What's the gender pay gap for OSP site supervisors in United Kingdom?

    Men working as an OSP site supervisor in United Kingdom earn around 7% more than women on average (44,500 vs 41,500 GBP a year).

  • Do OSP site supervisors in United Kingdom get bonuses?

    About 57% of OSP site supervisors in United Kingdom reported a bonus in the past 12 months. Reported bonuses ranged from 3% to 6% of base salary.

  • Do OSP site supervisors earn more in the public or private sector in United Kingdom?

    In United Kingdom, the public sector pays an OSP site supervisor about 7% more on average. Public-sector pay tends to be steadier; private-sector pay tends to offer bigger upside.

  • How often do OSP site supervisors in United Kingdom get a pay raise?

    An OSP site supervisor in United Kingdom sees a raise of around 11% every 15 months, equivalent to roughly 9% a year.