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MongoDB Developer Salary in London 2026
How much does a MongoDB developer expect to make at London-based startups? The average expected salary for MongoDB developers in London-based startups is 80k per year, with a range from 45k to 190k. These amounts were gathered from Wellfound self-reported data and represent the median salary range. The salary range for MongoDB developers in London startups varies depending on factors such as industry, experience, and startup stage.
80.0k
Average Salary
3 years
Average years of experience
Salary
The average salary for a MongoDB developer in London is$80,000, which is 3.8% higher than the average London startup salary of $77,042. MongoDB developer salaries in London are based on exclusive Wellfound data. All data is updated on a weekly basis. Factors that may influence salary include: years of experience, title, size of company, skill-set, and industry.
Top of market
$126,427/yr
Range $89k - $190k
Average
$80,000/yr
Range $70k - $100k
Below Average
$66,133/yr
Range $45k - $90k
Industries
The highest average salary a MongoDB developer in London can get in SaaS, that is $190,000. This pay is 83.6% higher than the average MongoDB developer salary, which is $103,500. The highest-paying industries in 2023 are: SaaS (avg $190,000 per year), B2B (avg $190,000 per year), B2B · SaaS · Mobile · Artificial Intelligence / Machine Learning (avg $100,000 per year).
Tech Stack
Top Tech Stacks
The top-paying developer skills of 2026 are:
1. C++
$165k
2. TypeScript
$160k
3. Numpy
$150k
4. Deep Learning
$147k
5. Java
$140k
6. Postman
$110k
7. Solidity
$105k
8. GCP
$100k
9. PyTorch
$100k
10. Web3.Js
$95k
Years of experience
Below Average
Average
Top of Market
The highest average salary MongoDB developer in London can get with 4-6 years of experience, that is $70,000. This pay is 9.1% lower than the average salary in London startups, which is $77,042. The salary range varies with years of experience and depends on other factors such as skill set, size of company, and industry.
Popular roles in London
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