Period
to 19 October 2021

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for SOLID skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SOLID over the 6 months to 19 October 2021 with a comparison to the same period in the previous 2 years.

SOLID Principles
England > London
6 months to
19 Oct 2021
Same period 2020 Same period 2019
Rank 183 237 294
Rank change year-on-year +54 +57 -27
Permanent jobs citing SOLID 1,026 260 618
As % of all permanent jobs advertised in London 2.03% 1.33% 1.14%
As % of the Processes & Methodologies category 2.13% 1.41% 1.22%
Number of salaries quoted 467 227 532
10th Percentile £52,500 £46,250 £46,250
25th Percentile £59,375 £56,250 £57,500
Median annual salary (50th Percentile) £72,500 £72,500 £72,500
75th Percentile £86,250 £90,000 £87,500
90th Percentile £95,000 £97,500 £95,000
England median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +4.76%

SOLID is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
London
Permanent vacancies with a requirement for process or methodology skills 48,231 18,394 50,847
As % of all permanent IT jobs advertised in London 95.53% 93.88% 93.59%
Number of salaries quoted 31,437 15,563 41,377
10th Percentile £42,500 £42,500 £36,250
25th Percentile £52,500 £52,500 £47,500
Median annual salary (50th Percentile) £70,000 £70,000 £65,000
Median % change year-on-year - +7.69% +4.00%
75th Percentile £90,000 £86,250 £82,500
90th Percentile £107,500 £107,500 £100,000
England median annual salary £58,000 £55,000 £52,500
% change year-on-year +5.45% +4.76% -

SOLID
Job Vacancy Trend in London

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

Job vacancy trend for SOLID in London

SOLID
Salary Trend in London

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

Salary trend for SOLID in London

SOLID
Salary Histogram in London

Salary distribution for jobs citing SOLID in London over the 6 months to 19 October 2021.

Salary histogram for SOLID in London

SOLID
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing SOLID within the London region over the 6 months to 19 October 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 -42 110 £85,000 +9.68% 41
West London -34 48 £65,000 +8.33% 16
South London -3 26 £57,500 -9.80% 6
East London -22 3 £46,000 -20.00% 17
SOLID
England

For the 6 months to 19 October 2021, IT jobs citing SOLID 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 SOLID.

1 662 (64.52%) Agile Software Development
2 566 (55.17%) .NET
3 547 (53.31%) C#
4 525 (51.17%) TDD
5 433 (42.20%) Microservices
6 425 (41.42%) SQL
7 394 (38.40%) JavaScript
8 378 (36.84%) AWS
9 354 (34.50%) Software Engineering
10 337 (32.85%) Azure
11 333 (32.46%) REST
12 324 (31.58%) .NET Core
13 319 (31.09%) Docker
13 319 (31.09%) React
14 296 (28.85%) DevOps
15 282 (27.49%) OOP
16 277 (27.00%) MVC
16 277 (27.00%) Full Stack Development
17 266 (25.93%) OO
18 259 (25.24%) Finance
19 257 (25.05%) Kubernetes
20 256 (24.95%) AngularJS
21 249 (24.27%) .NET Framework
22 243 (23.68%) Java
22 243 (23.68%) Continuous Integration
23 239 (23.29%) Test Automation
24 233 (22.71%) RESTful
25 232 (22.61%) NoSQL
26 230 (22.42%) Git (software)
26 230 (22.42%) Web Services

SOLID
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:

Application Platforms
1 105 (10.23%) Elasticsearch
2 63 (6.14%) CMS
3 41 (4.00%) Confluence
4 19 (1.85%) SharePoint
5 18 (1.75%) IIS
5 18 (1.75%) Umbraco
6 13 (1.27%) EPiServer
6 13 (1.27%) IBM Domino
7 12 (1.17%) Apache Spark
8 11 (1.07%) Apache
9 9 (0.88%) WordPress
10 7 (0.68%) NServiceBus
11 3 (0.29%) Jetty
12 2 (0.19%) Sitecore CMS
13 1 (0.097%) Apache Solr
13 1 (0.097%) Headless CMS
13 1 (0.097%) Luigi
13 1 (0.097%) nginx
13 1 (0.097%) Tornado
Applications
1 10 (0.97%) Microsoft Office
1 10 (0.97%) SOLIDWORKS
2 6 (0.58%) Microsoft Excel
3 4 (0.39%) Sketch
4 1 (0.097%) Revit
Business Applications
1 28 (2.73%) Dynamics CRM
2 14 (1.36%) Magento
3 13 (1.27%) Shopify
4 3 (0.29%) Oracle BPM
4 3 (0.29%) Salesforce.com CRM
4 3 (0.29%) Sparx Enterprise Architect
5 2 (0.19%) NetSuite
5 2 (0.19%) Payment Gateway
5 2 (0.19%) SDL Web 8
Cloud Services
1 378 (36.84%) AWS
2 337 (32.85%) Azure
3 154 (15.01%) Serverless
4 105 (10.23%) SaaS
5 82 (7.99%) GitHub
6 67 (6.53%) AWS Lambda
7 55 (5.36%) GCP
8 48 (4.68%) Amazon S3
9 42 (4.09%) Amazon ECS
10 40 (3.90%) Amazon CloudWatch
10 40 (3.90%) Azure Functions
11 35 (3.41%) AWS CloudFormation
12 28 (2.73%) Power Platform
13 27 (2.63%) Amazon Kinesis
14 26 (2.53%) Azure Service Bus
15 24 (2.34%) NuGet
16 23 (2.24%) Amazon EC2
16 23 (2.24%) PaaS
17 19 (1.85%) Azure Cosmos DB
18 18 (1.75%) Azure Key Vault
Communications & Networking
1 116 (11.31%) HTTP
2 18 (1.75%) NFC
3 16 (1.56%) WebEx
4 12 (1.17%) FTP
5 11 (1.07%) Broadband
6 1 (0.097%) Internet
6 1 (0.097%) Network Security
6 1 (0.097%) SNMP
6 1 (0.097%) TCP/IP
Database & Business Intelligence
1 232 (22.61%) NoSQL
2 173 (16.86%) SQL Server
3 98 (9.55%) Redis
4 82 (7.99%) MongoDB
5 80 (7.80%) PostgreSQL
6 76 (7.41%) Relational Database
7 66 (6.43%) Amazon DynamoDB
8 45 (4.39%) MySQL
9 30 (2.92%) Amazon RDS
9 30 (2.92%) Azure SQL Database
10 25 (2.44%) Amazon Athena
11 23 (2.24%) Apache Cassandra
11 23 (2.24%) Power BI
12 20 (1.95%) Couchbase
13 17 (1.66%) Hazelcast
14 16 (1.56%) Blockchain
15 13 (1.27%) SQL Server Integration Services
16 12 (1.17%) RDBMS
16 12 (1.17%) SQL Server 2012
16 12 (1.17%) SQL Server Reporting Services
Development Applications
1 230 (22.42%) Git (software)
2 165 (16.08%) TeamCity
3 152 (14.81%) Octopus Deploy
4 106 (10.33%) Jenkins
5 82 (7.99%) JIRA
6 51 (4.97%) Team Foundation Server
7 47 (4.58%) Visual Studio
8 40 (3.90%) Moq
9 38 (3.70%) Maven
9 38 (3.70%) NUnit
10 34 (3.31%) IBM UrbanCode
10 34 (3.31%) Travis CI
11 33 (3.22%) Cypress.io
12 28 (2.73%) git-flow
12 28 (2.73%) JUnit
13 24 (2.34%) Selenium
14 21 (2.05%) Bitbucket
14 21 (2.05%) Mockito
15 20 (1.95%) Postman
16 19 (1.85%) webpack
General
1 259 (25.24%) Finance
2 227 (22.12%) Social Skills
3 156 (15.20%) Banking
4 62 (6.04%) Investment Banking
5 55 (5.36%) Inclusion and Diversity
6 51 (4.97%) Retail
7 38 (3.70%) Analytical Skills
8 30 (2.92%) Games
9 25 (2.44%) Back Office
10 21 (2.05%) Legal
11 18 (1.75%) Advertising
12 17 (1.66%) Financial Institution
13 14 (1.36%) Marketing
14 11 (1.07%) Presentation Skills
15 10 (0.97%) Manufacturing
16 8 (0.78%) Documentation Skills
16 8 (0.78%) Public Sector
17 5 (0.49%) Front Office
17 5 (0.49%) Pharmaceutical
18 4 (0.39%) Automotive
Job Titles
1 613 (59.75%) Developer
2 190 (18.52%) Software Engineer
3 174 (16.96%) Senior Developer
4 155 (15.11%) .NET Developer
5 153 (14.91%) Full Stack Developer
6 108 (10.53%) C# Developer
7 70 (6.82%) Java Developer
8 68 (6.63%) Senior Software Engineer
9 62 (6.04%) C# .NET Developer
10 53 (5.17%) Lead Developer
11 50 (4.87%) Backend Developer
12 48 (4.68%) Senior Full Stack Developer
13 46 (4.48%) Angular Developer
13 46 (4.48%) Senior C# Developer
14 44 (4.29%) Senior .NET Developer
15 39 (3.80%) Architect
16 33 (3.22%) Front End Developer (Client-Side Developer)
16 33 (3.22%) React Developer
17 30 (2.92%) Java Engineer
18 25 (2.44%) Software Developer
Libraries, Frameworks & Software Standards
1 566 (55.17%) .NET
2 333 (32.46%) REST
3 324 (31.58%) .NET Core
4 319 (31.09%) React
5 256 (24.95%) AngularJS
6 249 (24.27%) .NET Framework
7 233 (22.71%) RESTful
8 230 (22.42%) Web Services
9 191 (18.62%) HTML
10 187 (18.23%) Node.js
11 171 (16.67%) CSS
12 163 (15.89%) ASP.NET
13 147 (14.33%) ASP.NET Web API
14 106 (10.33%) Spring
15 81 (7.89%) Vue.js
16 76 (7.41%) Entity Framework
17 74 (7.21%) HTML5
17 74 (7.21%) Spring Boot
18 69 (6.73%) RabbitMQ
19 60 (5.85%) ASP.NET Core
Miscellaneous
1 103 (10.04%) User Experience
2 58 (5.65%) Mobile App
3 53 (5.17%) Algorithms
4 47 (4.58%) Greenfield Project
5 40 (3.90%) Blog
6 33 (3.22%) Data Structures
7 30 (2.92%) Equities
8 29 (2.83%) Enterprise Software
9 26 (2.53%) Self-Motivation
10 25 (2.44%) Foreign Exchange (FX)
11 24 (2.34%) Cloud Native
12 21 (2.05%) Reference Data
13 16 (1.56%) Legacy Systems
13 16 (1.56%) PlayStation
14 14 (1.36%) N-Tier
15 13 (1.27%) iPad
15 13 (1.27%) NHS
16 12 (1.17%) Social Media
17 10 (0.97%) Contract for Difference
17 10 (0.97%) Wiki
Operating Systems
1 99 (9.65%) Linux
2 49 (4.78%) Windows
3 48 (4.68%) Apple iOS
4 42 (4.09%) Android
5 34 (3.31%) Mesosphere
6 11 (1.07%) Unix
7 1 (0.097%) Windows 10
Processes & Methodologies
1 662 (64.52%) Agile Software Development
2 525 (51.17%) TDD
3 433 (42.20%) Microservices
4 354 (34.50%) Software Engineering
5 296 (28.85%) DevOps
6 282 (27.49%) OOP
7 277 (27.00%) Full Stack Development
7 277 (27.00%) MVC
8 266 (25.93%) OO
9 243 (23.68%) Continuous Integration
10 239 (23.29%) Test Automation
11 215 (20.96%) BDD
12 210 (20.47%) SDLC
13 190 (18.52%) Fintech
14 186 (18.13%) Clean Code
15 165 (16.08%) Problem-Solving
16 157 (15.30%) Scrum
17 156 (15.20%) Integration Testing
18 150 (14.62%) Continuous Improvement
19 139 (13.55%) Front End Development
Programming Languages
1 547 (53.31%) C#
2 425 (41.42%) SQL
3 394 (38.40%) JavaScript
4 243 (23.68%) Java
5 200 (19.49%) TypeScript
6 122 (11.89%) Python
7 89 (8.67%) Go
8 55 (5.36%) PHP
9 50 (4.87%) Java 8
10 38 (3.70%) PowerShell
11 36 (3.51%) C
12 32 (3.12%) Bash Shell
12 32 (3.12%) Scala
13 31 (3.02%) T-SQL
14 30 (2.92%) Rust
15 29 (2.83%) Ruby
16 28 (2.73%) Kotlin
17 24 (2.34%) VBA
18 20 (1.95%) Clojure
19 15 (1.46%) C++
Qualifications
1 120 (11.70%) Degree
2 94 (9.16%) Computer Science Degree
3 34 (3.31%) Numerate Degree
4 4 (0.39%) A+ Certification
5 2 (0.19%) Master's Degree
Quality Assurance & Compliance
1 123 (11.99%) QA
2 40 (3.90%) PSD2
3 27 (2.63%) Accessibility
4 12 (1.17%) Data Quality
5 5 (0.49%) GDPR
5 5 (0.49%) WCAG
System Software
1 319 (31.09%) Docker
2 3 (0.29%) Apache ZooKeeper
3 2 (0.19%) Active Directory
3 2 (0.19%) Varnish
4 1 (0.097%) Apache Flume
4 1 (0.097%) Firmware
Systems Management
1 257 (25.05%) Kubernetes
2 110 (10.72%) Terraform
3 67 (6.53%) Prometheus
4 43 (4.19%) Opscode Chef
4 43 (4.19%) Puppet
5 39 (3.80%) Ansible
6 34 (3.31%) Automic
7 31 (3.02%) Kibana
8 27 (2.63%) Consul
9 23 (2.24%) logstash
10 10 (0.97%) Kustomize
11 3 (0.29%) Hadoop YARN
11 3 (0.29%) Oozie
11 3 (0.29%) Single Sign-On
12 2 (0.19%) Docker Swarm
13 1 (0.097%) collectd
13 1 (0.097%) Fluentd
13 1 (0.097%) Grafana
Vendors
1 203 (19.79%) Microsoft
2 81 (7.89%) Samsung
3 58 (5.65%) Google
4 27 (2.63%) Apple
5 25 (2.44%) Splunk
6 18 (1.75%) Fidessa
7 17 (1.66%) Atlassian
8 14 (1.36%) New Relic
8 14 (1.36%) Oracle
9 13 (1.27%) QAD
9 13 (1.27%) Refinitiv
10 5 (0.49%) Xamarin
11 4 (0.39%) Bloomberg
11 4 (0.39%) Concur
11 4 (0.39%) Sage
11 4 (0.39%) Sun
11 4 (0.39%) Telerik
12 3 (0.29%) Nintex
12 3 (0.29%) Salesforce.com
12 3 (0.29%) Sparx