Period
to 24 September 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for ISA Server skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited ISA Server over the 6 months to 24 September 2021 with a comparison to the same period in the previous 2 years.

Microsoft Internet Security and Acceleration Server
England > London
6 months to
24 Sep 2021
Same period 2020 Same period 2019
Rank 680 459 748
Rank change year-on-year -221 +289 +72
Permanent jobs citing ISA Server 40 21 5
As % of all permanent jobs advertised in London 0.081% 0.10% 0.009%
As % of the System Software category 0.42% 0.54% 0.050%
Number of salaries quoted 3 21 4
10th Percentile £72,750 " "
25th Percentile £73,125 £65,000 £46,250
Median annual salary (50th Percentile) £77,500 £70,000 £53,750
Median % change year-on-year +10.71% +30.23% -2.27%
75th Percentile £99,375 £75,000 £64,063
90th Percentile £110,250 " £64,625
England median annual salary £77,500 £70,000 £52,500
% change year-on-year +10.71% +33.33% +23.53%

ISA Server is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for system software skills.

All System Software Skills
London
Permanent vacancies with a requirement for system software skills 9,422 3,920 9,949
As % of all permanent IT jobs advertised in London 19.15% 19.40% 17.80%
Number of salaries quoted 5,936 3,439 8,325
10th Percentile £37,500 £41,250 £29,750
25th Percentile £52,500 £51,250 £42,500
Median annual salary (50th Percentile) £72,500 £70,000 £65,000
Median % change year-on-year +3.57% +7.69% +8.33%
75th Percentile £90,000 £85,000 £82,500
90th Percentile £110,000 £100,000 £97,500
England median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% -

ISA Server
Job Vacancy Trend in London

Job postings citing ISA Server as a proportion of all IT jobs advertised in London.

Job vacancy trend for ISA Server in London

ISA Server
Salary Trend in London

3-month moving average salary quoted in jobs citing ISA Server in London.

Salary trend for ISA Server in London

ISA Server
Salary Histogram in London

Salary distribution for jobs citing ISA Server in London over the 6 months to 24 September 2021.

Salary histogram for ISA Server in London

ISA Server
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing ISA Server within the London region over the 6 months to 24 September 2021. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London - 3 £77,500 -
ISA Server
England

For the 6 months to 24 September 2021, IT jobs citing ISA Server also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for ISA Server.

1 40 (100.00%) Fintech
2 39 (97.50%) Finance
3 29 (72.50%) Node.js
3 29 (72.50%) React
4 28 (70.00%) Kafka
4 28 (70.00%) Event-Driven
4 28 (70.00%) Event-Driven Architecture
4 28 (70.00%) Investment Management
5 27 (67.50%) AWS
5 27 (67.50%) Agile Software Development
5 27 (67.50%) Docker
5 27 (67.50%) Kubernetes
6 23 (57.50%) Microservices
6 23 (57.50%) Serverless
6 23 (57.50%) Data Modelling
7 17 (42.50%) JavaScript
7 17 (42.50%) Express
7 17 (42.50%) Amazon DynamoDB
7 17 (42.50%) GraphQL
7 17 (42.50%) Micro Frontends
7 17 (42.50%) NoSQL
7 17 (42.50%) koa
7 17 (42.50%) Mentoring
7 17 (42.50%) Accessibility
8 16 (40.00%) Coaching
9 12 (30.00%) TypeScript
9 12 (30.00%) Next.js
9 12 (30.00%) B2C
9 12 (30.00%) Legal
9 12 (30.00%) Software Engineering

ISA Server
Co-occurring IT Skills in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Cloud Services
1 27 (67.50%) AWS
2 23 (57.50%) Serverless
Database & Business Intelligence
1 17 (42.50%) Amazon DynamoDB
1 17 (42.50%) NoSQL
2 11 (27.50%) MySQL
2 11 (27.50%) OLTP
2 11 (27.50%) Redis
3 6 (15.00%) MongoDB
Development Applications
1 11 (27.50%) webpack
General
1 39 (97.50%) Finance
2 12 (30.00%) Legal
3 11 (27.50%) Public Speaking
4 6 (15.00%) Social Skills
Job Titles
1 18 (45.00%) Developer
2 12 (30.00%) Senior Software Engineer
2 12 (30.00%) Software Engineer
3 11 (27.50%) Full Stack Developer
3 11 (27.50%) Principal Engineer
4 7 (17.50%) Node.js Developer
5 1 (2.50%) Java Developer
5 1 (2.50%) Java Engineer
5 1 (2.50%) Principal Developer
5 1 (2.50%) Principal Java Developer
5 1 (2.50%) React Developer
Libraries, Frameworks & Software Standards
1 29 (72.50%) Node.js
1 29 (72.50%) React
2 28 (70.00%) Kafka
3 17 (42.50%) Express
3 17 (42.50%) GraphQL
3 17 (42.50%) koa
4 12 (30.00%) Next.js
4 12 (30.00%) Ruby on Rails
5 11 (27.50%) Spring
5 11 (27.50%) Spring Boot
6 6 (15.00%) HTML
7 1 (2.50%) Sass
Miscellaneous
1 11 (27.50%) Cloud Native
1 11 (27.50%) Mobile App
Processes & Methodologies
1 40 (100.00%) Fintech
2 28 (70.00%) Event-Driven
2 28 (70.00%) Event-Driven Architecture
2 28 (70.00%) Investment Management
3 27 (67.50%) Agile Software Development
4 23 (57.50%) Data Modelling
4 23 (57.50%) Microservices
5 17 (42.50%) Mentoring
5 17 (42.50%) Micro Frontends
6 16 (40.00%) Coaching
7 12 (30.00%) B2C
7 12 (30.00%) Software Engineering
8 11 (27.50%) Computer Science
8 11 (27.50%) Continuous Delivery
8 11 (27.50%) Domain-Driven Design
8 11 (27.50%) Mathematics
8 11 (27.50%) Observability
8 11 (27.50%) Open Source
8 11 (27.50%) Site Reliability Engineering
8 11 (27.50%) Test Automation
Programming Languages
1 17 (42.50%) JavaScript
2 12 (30.00%) Ruby
2 12 (30.00%) TypeScript
3 11 (27.50%) Java
3 11 (27.50%) Kotlin
3 11 (27.50%) SQL
Qualifications
1 11 (27.50%) Computer Science Degree
1 11 (27.50%) Degree
Quality Assurance & Compliance
1 17 (42.50%) Accessibility
System Software
1 27 (67.50%) Docker
Systems Management
1 27 (67.50%) Kubernetes
2 11 (27.50%) Grafana
2 11 (27.50%) Mesos
2 11 (27.50%) Prometheus