UK Salary Guide
Data salary · Javascript
The median data salary with Javascript is £52,250, based on 28 listings. See the YoY change, top paying companies, and live Javascript jobs.
Last updated 14 September 2026 · Refreshed nightly from live + recently expired listings
2025 vs 2026 median salary by experience level
Full-year 2025 median compared with full-year 2026 median for each experience level · Javascript.
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| Experience | Sample | 2025 | 2026 |
|---|---|---|---|
| Junior | 0 | — | — |
| Mid | 22 | £48,500 | £52,000 |
| Senior | 6 | £59,000 | £82,500 |
| Expert | 0 | — | — |
Salary range distribution
How many · j data roles fall into each salary band.
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| Salary band | Job listings |
|---|---|
| Under £30k | 3 |
| £30k - £50k | 6 |
| £50k - £70k | 10 |
| £70k - £90k | 8 |
| £90k - £120k | 1 |
Data salary by work mode
On-site, hybrid and remote pay comparison · Javascript, 2025 vs 2026.
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| Work mode | Sample | 2025 | 2026 |
|---|---|---|---|
| On-site | 8 | £40,000 | £46,250 |
| Hybrid | 17 | £59,000 | £56,000 |
| Remote | 3 | £50,000 | £81,250 |
Recent Data jobs · Javascript
Senior Python Developer - up to £90,000 + Bonus - Hybrid
Involved Solutions · London
£75,000 - £90,000 p/y
Senior Python Developer - up to £90,000 + Bonus - Hybrid
Involved Solutions · Ipswich
£75,000 - £90,000 p/y
Python Developer - AI & Automation
Tenth Revolution Group · London
£35,000 - £50,000 p/y
Full Stack Developer (PHP/Python)
MedPal AI Plc · Aldbury
£65,000 - £75,000 p/y
Senior Python Engineer
Ikhoi Recruitment · Birmingham
£80,000 - £87,000 p/y
Data and Reporting Engineer
Hadleigh Timber Group · Blythe Bridge
£50,000 - £55,000 p/y
Frequently asked questions
What is the average data engineer salary in the UK?
Data engineers earn a noticeable premium over software engineers of the same seniority, with the median sitting around £70k - £90k and senior staff engineers frequently breaking £120k.
Do data scientists earn more than data engineers?
Generally yes, especially at the senior end where ML-heavy roles and research scientists command the highest salaries.