Period
to 2 December 2020

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for OOP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited OOP over the 6 months to 2 December 2020 with a comparison to the same period in the previous 2 years.

Object-Oriented Programming (OOP)
Central London > City of London
6 months to
2 Dec 2020
Same period 2019 Same period 2018
Rank 118 168 194
Rank change year-on-year +50 +26 -39
Permanent jobs citing OOP 90 176 164
As % of all permanent jobs advertised in the City of London 2.19% 1.78% 1.48%
As % of the Processes & Methodologies category 2.32% 1.90% 1.60%
Number of salaries quoted 85 138 139
Median annual salary £85,000 £66,250 £55,000
Median salary % change year-on-year +28.30% +20.45% -
10th Percentile £57,500 £37,350 £37,350
90th Percentile £104,500 £92,500 £83,000
Central London median annual salary £87,500 £70,000 £60,000
% change year-on-year +25.00% +16.67% +9.09%

OOP 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 the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Permanent vacancies with a requirement for process or methodology skills 3,875 9,250 10,255
As % of all permanent IT jobs advertised in the City of London 94.24% 93.78% 92.71%
Number of salaries quoted 3,402 7,980 9,143
Median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £45,000 £37,500 £36,250
90th Percentile £103,750 £97,500 £95,000
Central London median annual salary £70,000 £65,000 £65,000
% change year-on-year +7.69% - +8.33%

OOP
Job Vacancy Trend in the City of London

Job postings citing OOP as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for OOP in the City of London

OOP
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing OOP in the City of London.

Salary trend for OOP in the City of London

OOP
Salary Histogram in the City of London

Salary distribution for jobs citing OOP in the City of London over the 6 months to 2 December 2020.

Salary histogram for OOP in the City of London

For the 6 months to 2 December 2020, IT jobs citing OOP 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 City of London region with a requirement for OOP.

1 49 (54.44%) Finance
2 35 (38.89%) Fintech
3 33 (36.67%) Java
4 29 (32.22%) Agile Software Development
5 28 (31.11%) C#
6 27 (30.00%) JSON
6 27 (30.00%) REST
7 26 (28.89%) OO
8 25 (27.78%) AWS
9 23 (25.56%) Azure
10 22 (24.44%) Banking
10 22 (24.44%) Asset Management
11 21 (23.33%) webpack
11 21 (23.33%) Sass
11 21 (23.33%) Redux
12 20 (22.22%) Software Engineering
13 18 (20.00%) JavaScript
14 17 (18.89%) SQL
14 17 (18.89%) TDD
14 17 (18.89%) DevOps
14 17 (18.89%) Kubernetes
14 17 (18.89%) Test Automation
15 15 (16.67%) RESTful
15 15 (16.67%) Python
16 14 (15.56%) Degree
16 14 (15.56%) Computer Science
16 14 (15.56%) Node.js
17 13 (14.44%) MongoDB
17 13 (14.44%) GCP
17 13 (14.44%) Jenkins

OOP
Co-occurring IT Skills in the City of 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 10 (11.11%) Apache Spark
2 9 (10.00%) Apache
3 7 (7.78%) Apache Airflow
3 7 (7.78%) Elasticsearch
4 3 (3.33%) Ethereum
5 2 (2.22%) CMS
5 2 (2.22%) Confluence
5 2 (2.22%) EPiServer
Applications
1 2 (2.22%) Microsoft Excel
1 2 (2.22%) Microsoft Office
Cloud Services
1 25 (27.78%) AWS
2 23 (25.56%) Azure
3 13 (14.44%) GCP
4 4 (4.44%) Amazon EC2
4 4 (4.44%) Amazon S3
5 3 (3.33%) OpenShift
5 3 (3.33%) SaaS
6 2 (2.22%) GitHub
7 1 (1.11%) PaaS
7 1 (1.11%) Salesforce Sales Cloud
Communications & Networking
1 4 (4.44%) SNMP
2 3 (3.33%) Firewall
3 2 (2.22%) Internet
Database & Business Intelligence
1 13 (14.44%) MongoDB
2 12 (13.33%) NoSQL
2 12 (13.33%) PostgreSQL
2 12 (13.33%) SQL Server
3 10 (11.11%) Big Data
3 10 (11.11%) Hadoop
4 9 (10.00%) Redis
5 8 (8.89%) MySQL
6 7 (7.78%) Bigtable
6 7 (7.78%) Presto
6 7 (7.78%) Relational Database
7 4 (4.44%) Amazon RDS
7 4 (4.44%) Azure SQL Database
8 3 (3.33%) Apache Cassandra
8 3 (3.33%) Blockchain
8 3 (3.33%) InterSystems Cache
9 2 (2.22%) SQL Server 2012
10 1 (1.11%) Data Lake
Development Applications
1 21 (23.33%) webpack
2 13 (14.44%) Jenkins
3 11 (12.22%) Git (software)
4 6 (6.67%) Maven
5 5 (5.56%) CircleCI
6 4 (4.44%) JIRA
6 4 (4.44%) Travis CI
7 3 (3.33%) Atlassian Bamboo
7 3 (3.33%) Bitbucket
7 3 (3.33%) Gradle
7 3 (3.33%) Selenium
7 3 (3.33%) Team Foundation Server
8 2 (2.22%) PHPUnit
8 2 (2.22%) SpecFlow
8 2 (2.22%) Visual Studio
8 2 (2.22%) WebDriver
9 1 (1.11%) Protractor
General
1 49 (54.44%) Finance
2 22 (24.44%) Banking
3 4 (4.44%) Marketing
4 3 (3.33%) Front Office
4 3 (3.33%) Legal
5 2 (2.22%) Electronics
5 2 (2.22%) Financial Institution
5 2 (2.22%) Manufacturing
5 2 (2.22%) Public Sector
5 2 (2.22%) Telecoms
6 1 (1.11%) Investment Banking
6 1 (1.11%) Retail
Job Titles
1 37 (41.11%) Developer
2 17 (18.89%) Java Developer
3 13 (14.44%) Software Engineer
4 11 (12.22%) Java Engineer
5 7 (7.78%) .NET Developer
5 7 (7.78%) Architect
5 7 (7.78%) Big Data Architect
5 7 (7.78%) Big Data Developer
5 7 (7.78%) Big Data Engineer
5 7 (7.78%) Data Architect
5 7 (7.78%) Java Architect
5 7 (7.78%) Senior Developer
6 5 (5.56%) Python Engineer
7 4 (4.44%) C# Developer
7 4 (4.44%) DevOps Engineer
7 4 (4.44%) Full Stack Developer
7 4 (4.44%) PHP Developer
7 4 (4.44%) Python Software Engineer
8 3 (3.33%) JavaScript Developer
8 3 (3.33%) Server Engineer
Libraries, Frameworks & Software Standards
1 27 (30.00%) JSON
1 27 (30.00%) REST
2 21 (23.33%) Redux
2 21 (23.33%) Sass
3 15 (16.67%) RESTful
4 14 (15.56%) Node.js
5 12 (13.33%) .NET
5 12 (13.33%) HTML
6 11 (12.22%) CSS
7 10 (11.11%) Spring
8 9 (10.00%) Laravel
8 9 (10.00%) React
8 9 (10.00%) Vue.js
9 8 (8.89%) Spring Boot
10 7 (7.78%) Apache Beam
10 7 (7.78%) ASP.NET
10 7 (7.78%) Kafka
11 6 (6.67%) .NET Core
11 6 (6.67%) AngularJS
11 6 (6.67%) XML
Miscellaneous
1 12 (13.33%) Analytical Skills
2 7 (7.78%) Algorithms
2 7 (7.78%) Self-Motivation
3 5 (5.56%) Data Structures
4 3 (3.33%) Derivative
5 2 (2.22%) Equities
5 2 (2.22%) Foreign Exchange (FX)
5 2 (2.22%) Hedge funds
5 2 (2.22%) Media Streaming
5 2 (2.22%) Mobile App
5 2 (2.22%) User Experience
5 2 (2.22%) Video\Live Streaming
6 1 (1.11%) Enterprise Software
6 1 (1.11%) Fixed Income
6 1 (1.11%) Private Cloud
6 1 (1.11%) Public Cloud
6 1 (1.11%) W3C
Operating Systems
1 6 (6.67%) Linux
2 4 (4.44%) Unix
3 3 (3.33%) CentOS
Processes & Methodologies
1 35 (38.89%) Fintech
2 29 (32.22%) Agile Software Development
3 26 (28.89%) OO
4 22 (24.44%) Asset Management
5 20 (22.22%) Software Engineering
6 17 (18.89%) DevOps
6 17 (18.89%) TDD
6 17 (18.89%) Test Automation
7 14 (15.56%) Computer Science
8 11 (12.22%) Multithreading
8 11 (12.22%) SDLC
9 10 (11.11%) Microservices
9 10 (11.11%) SOLID
10 9 (10.00%) ETL
10 9 (10.00%) Problem-Solving
11 8 (8.89%) Architectural Design
12 4 (4.44%) Concurrent Programming
12 4 (4.44%) Continuous Delivery
12 4 (4.44%) Market Making
12 4 (4.44%) Software Delivery
Programming Languages
1 33 (36.67%) Java
2 28 (31.11%) C#
3 18 (20.00%) JavaScript
4 17 (18.89%) SQL
5 15 (16.67%) Python
6 13 (14.44%) PHP
7 7 (7.78%) Scala
7 7 (7.78%) TypeScript
8 6 (6.67%) Java 8
9 5 (5.56%) C++
10 3 (3.33%) Apex Code
10 3 (3.33%) Bash Shell
10 3 (3.33%) Kotlin
11 2 (2.22%) PHP 7
11 2 (2.22%) Shell Script
11 2 (2.22%) VB.NET
11 2 (2.22%) VBA
12 1 (1.11%) SOQL
Qualifications
1 14 (15.56%) Degree
2 10 (11.11%) Computer Science Degree
3 4 (4.44%) PhD
4 3 (3.33%) ISEB
5 1 (1.11%) ISTQB
Quality Assurance & Compliance
1 1 (1.11%) QA
System Software
1 8 (8.89%) Docker
2 3 (3.33%) Apache ZooKeeper
2 3 (3.33%) VMware Infrastructure
Systems Management
1 17 (18.89%) Kubernetes
2 7 (7.78%) Ansible
2 7 (7.78%) Terraform
3 3 (3.33%) Prometheus
3 3 (3.33%) Puppet
3 3 (3.33%) ZABBIX
Vendors
1 7 (7.78%) Microsoft
2 4 (4.44%) Google
3 3 (3.33%) Salesforce.com
3 3 (3.33%) Splunk
3 3 (3.33%) VMware
4 2 (2.22%) Apple
4 2 (2.22%) Remedy
4 2 (2.22%) SAP
5 1 (1.11%) Xamarin