For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies in Colchester. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.
Permanent vacancies in Colchester with a recognized job title
55
74
43
% of permanent jobs with a recognized job title
96.49%
100.00%
100.00%
Number of salaries quoted
34
35
21
10th Percentile
£28,600
£21,250
£52,500
25th Percentile
£37,500
£24,750
£60,000
Median annual salary (50th Percentile)
£45,000
£42,500
£80,000
Median % change year-on-year
+5.88%
-46.88%
+23.08%
75th Percentile
£58,438
£75,625
£87,500
90th Percentile
£68,125
£96,000
£100,000
Essex median annual salary
£45,000
£55,000
£55,000
% change year-on-year
-18.18%
-
+10.00%
SQL Developer Job Vacancy Trend in Colchester
Historical trend showing the proportion of permanent IT job postings featuring 'SQL Developer' in the job title relative to all permanent IT jobs advertised in Colchester.
SQL Developer Salary Trend in Colchester
Salary distribution trend for SQL Developer job vacancies in Colchester.
SQL Developer Skill Set Top 6 Co-Occurring Skills & Capabilities in Colchester
For the 6 months to 3 December 2025, SQL Developer job roles required the following skills and capabilities in order of popularity.
The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads across the Colchester region featuring SQL Developer in the job title.
SQL Developer Skill Set Co-Occurring Skills & Capabilities in Colchester by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:
