Period
to 28 January 2021

The following table provides summary statistics for permanent job vacancies with a requirement for API Development skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited API Development over the 6 months to 28 January 2021 with a comparison to the same period in the previous 2 years.

API Development
UK
6 months to
28 Jan 2021
Same period 2020 Same period 2019
Rank 319 435 496
Rank change year-on-year +116 +61 +90
Permanent jobs citing API Development 610 831 867
As % of all permanent jobs advertised in the UK 0.93% 0.66% 0.57%
As % of the Processes & Methodologies category 1.01% 0.72% 0.62%
Number of salaries quoted 618 773 679
Median annual salary £60,000 £56,000 £55,000
Median salary % change year-on-year +7.14% +1.82% -
10th Percentile £37,500 £37,500 £32,500
90th Percentile £85,250 £95,000 £85,000
UK excluding London median annual salary £55,000 £50,000 £47,500
% change year-on-year +10.00% +5.26% -5.00%

API Development 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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 60,537 115,699 139,375
As % of all permanent IT jobs advertised in the UK 92.41% 92.09% 92.27%
Number of salaries quoted 48,778 92,707 111,320
Median annual salary £55,000 £52,500 £52,500
Median salary % change year-on-year +4.76% - +5.00%
10th Percentile £32,500 £30,250 £29,750
90th Percentile £90,000 £87,500 £85,000
UK excluding London median annual salary £49,000 £46,138 £45,000
% change year-on-year +6.20% +2.53% -

API Development
Job Vacancy Trend

Job postings citing API Development as a proportion of all IT jobs advertised.

Job vacancy trend for API Development in the UK

API Development
Salary Trend

3-month moving average salary quoted in jobs citing API Development.

Salary trend for API Development in the UK

API Development
Salary Histogram

Salary distribution for jobs citing API Development over the 6 months to 28 January 2021.

Salary histogram for API Development in the UK

API Development
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Development within the UK over the 6 months to 28 January 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
England +93 528 £60,000 +3.90% 145
UK excluding London +107 331 £55,000 +10.00% 101
London +102 224 £65,000 -1.89% 62
Work from Home -28 128 £57,500 +15.00% 36
South East +110 119 £55,000 -15.38% 14
South West +81 59 £52,500 +10.53% 15
North of England +54 54 £52,500 +16.67% 29
Midlands +62 42 £55,000 +15.79% 15
Scotland +55 41 £47,500 +35.23% 10
West Midlands +90 38 £57,500 +35.29% 8
North West +62 29 £45,000 - 19
Yorkshire +22 17 £57,500 +15.00% 8
East of England +15 9 £40,000 -20.00% 9
North East +27 8 £55,000 +37.50% 2
Northern Ireland +18 7 £30,000 -29.41% 2
East Midlands +15 4 £35,000 -30.00% 7

For the 6 months to 28 January 2021, IT jobs citing API Development 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 with a requirement for API Development.

1 329 (53.93%) Agile Software Development
2 223 (36.56%) JavaScript
3 208 (34.10%) .NET
4 192 (31.48%) C#
5 182 (29.84%) Git (software)
6 163 (26.72%) Azure
7 157 (25.74%) Microservices
8 152 (24.92%) TDD
8 152 (24.92%) Software Engineering
9 150 (24.59%) AWS
9 150 (24.59%) REST
10 149 (24.43%) SQL
10 149 (24.43%) CSS
11 148 (24.26%) Java
12 145 (23.77%) HTML
13 141 (23.11%) Docker
14 138 (22.62%) DevOps
15 135 (22.13%) Finance
16 133 (21.80%) RESTful
17 129 (21.15%) React
18 121 (19.84%) .NET Core
19 114 (18.69%) Kubernetes
19 114 (18.69%) AngularJS
20 101 (16.56%) SQL Server
21 97 (15.90%) Scrum
21 97 (15.90%) API Design
22 91 (14.92%) MVC
23 88 (14.43%) Python
24 85 (13.93%) PHP
25 81 (13.28%) Node.js

API Development
Co-occurring IT Skills 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 41 (6.72%) Confluence
2 24 (3.93%) CMS
3 21 (3.44%) Elasticsearch
4 20 (3.28%) Apache ServiceMix
4 20 (3.28%) JBoss
4 20 (3.28%) Red Hat Fuse
5 18 (2.95%) IIS
6 16 (2.62%) ColdFusion
7 10 (1.64%) Apache
8 5 (0.82%) Mule
9 4 (0.66%) Adobe Experience Manager
9 4 (0.66%) nginx
10 3 (0.49%) Anypoint
10 3 (0.49%) Apache Spark
10 3 (0.49%) SharePoint
10 3 (0.49%) Tomcat
11 2 (0.33%) Oracle SOA Suite
12 1 (0.16%) Drupal
12 1 (0.16%) GlassFish
12 1 (0.16%) WordPress
Applications
1 14 (2.30%) Figma
2 7 (1.15%) Microsoft Excel
3 5 (0.82%) Spreadsheet
4 2 (0.33%) Adobe Illustrator
4 2 (0.33%) Photoshop
5 1 (0.16%) Adobe XD
Business Applications
1 5 (0.82%) Magento
2 2 (0.33%) Shopify
3 1 (0.16%) NetSuite
3 1 (0.16%) Payment Gateway
3 1 (0.16%) SunGard Martini
Cloud Services
1 163 (26.72%) Azure
2 150 (24.59%) AWS
3 72 (11.80%) SaaS
4 51 (8.36%) GCP
5 40 (6.56%) Serverless
6 21 (3.44%) Boomi
7 19 (3.11%) PaaS
8 18 (2.95%) Azure Data Factory
9 17 (2.79%) Apigee
9 17 (2.79%) Logic Apps
10 16 (2.62%) GitHub
11 14 (2.30%) Azure Functions
12 13 (2.13%) IaaS
12 13 (2.13%) OpenShift
13 12 (1.97%) Amazon EKS
14 11 (1.80%) AWS Lambda
15 9 (1.48%) Google Play
16 8 (1.31%) AWS CloudFormation
17 7 (1.15%) Amazon S3
17 7 (1.15%) npm
Communications & Networking
1 18 (2.95%) Internet
2 14 (2.30%) HTTP
3 4 (0.66%) Asterisk PBX
3 4 (0.66%) Unified Communications
4 2 (0.33%) Software-Defined Networking
5 1 (0.16%) AMQP
5 1 (0.16%) GPON
5 1 (0.16%) MQTT
5 1 (0.16%) NGN
5 1 (0.16%) RIP
5 1 (0.16%) Skype
5 1 (0.16%) SSL
Database & Business Intelligence
1 101 (16.56%) SQL Server
2 57 (9.34%) NoSQL
3 48 (7.87%) MySQL
4 39 (6.39%) MongoDB
5 32 (5.25%) PostgreSQL
5 32 (5.25%) Relational Database
6 27 (4.43%) Big Data
7 20 (3.28%) RDBMS
8 18 (2.95%) Redis
9 14 (2.30%) SQL Server 2008
10 10 (1.64%) Cosmos DB
10 10 (1.64%) Data Warehouse
11 9 (1.48%) Apache Cassandra
11 9 (1.48%) Azure SQL Database
11 9 (1.48%) Data Lake
11 9 (1.48%) SQL Server Integration Services
12 7 (1.15%) Hadoop
13 6 (0.98%) Amazon RDS
13 6 (0.98%) HBase
14 5 (0.82%) Geospatial Data
Development Applications
1 182 (29.84%) Git (software)
2 71 (11.64%) JIRA
3 47 (7.70%) Jenkins
4 28 (4.59%) Bitbucket
5 23 (3.77%) NUnit
6 17 (2.79%) Octopus Deploy
6 17 (2.79%) TeamCity
7 16 (2.62%) CircleCI
7 16 (2.62%) Sonatype Nexus
7 16 (2.62%) Team Foundation Server
8 13 (2.13%) Cucumber
8 13 (2.13%) JUnit
8 13 (2.13%) MSTest
8 13 (2.13%) SpecFlow
9 12 (1.97%) Artifactory
10 11 (1.80%) webpack
11 10 (1.64%) Maven
11 10 (1.64%) Subversion
11 10 (1.64%) Visual Studio
12 8 (1.31%) GitLab
General
1 135 (22.13%) Finance
2 45 (7.38%) Marketing
3 31 (5.08%) Banking
4 29 (4.75%) Public Sector
5 25 (4.10%) Telecoms
6 15 (2.46%) Electronics
6 15 (2.46%) Manufacturing
7 14 (2.30%) Automotive
8 11 (1.80%) Games
9 8 (1.31%) Advertising
10 6 (0.98%) Housing Association
11 5 (0.82%) Back Office
12 4 (0.66%) Front Office
12 4 (0.66%) Mandarin Language
12 4 (0.66%) Publishing
13 3 (0.49%) Billing
13 3 (0.49%) Law
13 3 (0.49%) Pharmaceutical
14 2 (0.33%) Legal
15 1 (0.16%) Investment Banking
Job Titles
1 420 (68.85%) Developer
2 69 (11.31%) Senior Developer
3 64 (10.49%) Lead Developer
4 58 (9.51%) .NET Developer
4 58 (9.51%) Software Engineer
5 52 (8.52%) C# Developer
6 49 (8.03%) Architect
7 45 (7.38%) Java Developer
8 39 (6.39%) PHP Developer
9 37 (6.07%) Software Developer
10 36 (5.90%) Senior Software Engineer
11 35 (5.74%) Full Stack Developer
12 31 (5.08%) Front End Developer (Client-Side Developer)
13 24 (3.93%) C# .NET Developer
14 23 (3.77%) Python Developer
15 21 (3.44%) React Developer
16 20 (3.28%) Azure Developer
16 20 (3.28%) Digital Developer
17 19 (3.11%) Solutions Architect
18 17 (2.79%) Backend Developer
Libraries, Frameworks & Software Standards
1 208 (34.10%) .NET
2 150 (24.59%) REST
3 149 (24.43%) CSS
4 145 (23.77%) HTML
5 133 (21.80%) RESTful
6 129 (21.15%) React
7 121 (19.84%) .NET Core
8 114 (18.69%) AngularJS
9 81 (13.28%) Node.js
10 79 (12.95%) ASP.NET
11 75 (12.30%) .NET Framework
12 55 (9.02%) JSON
13 52 (8.52%) Spring
14 48 (7.87%) ASP.NET MVC
15 47 (7.70%) CSS3
16 44 (7.21%) Entity Framework
17 43 (7.05%) Kafka
18 42 (6.89%) HTML5
19 41 (6.72%) Laravel
20 40 (6.56%) ASP.NET Web API
Miscellaneous
1 44 (7.21%) User Experience
2 41 (6.72%) Mobile App
3 28 (4.59%) Analytical Skills
4 26 (4.26%) Virtual Team
5 20 (3.28%) Social Network
6 18 (2.95%) EPoS
7 14 (2.30%) Greenfield Project
7 14 (2.30%) Public Cloud
8 13 (2.13%) Acoustics
8 13 (2.13%) Replication
9 12 (1.97%) Self-Motivation
10 11 (1.80%) Algorithms
11 10 (1.64%) Cloud Native
11 10 (1.64%) Enterprise Software
12 8 (1.31%) Data Structures
13 7 (1.15%) Data Centre
14 6 (0.98%) Hybrid Cloud
14 6 (0.98%) Life Science
14 6 (0.98%) Renewable Energy
15 5 (0.82%) Private Cloud
Operating Systems
1 36 (5.90%) Linux
2 30 (4.92%) Apple iOS
3 25 (4.10%) Android
4 5 (0.82%) Mac OS X
5 4 (0.66%) Windows
6 3 (0.49%) CentOS
7 2 (0.33%) Unix
8 1 (0.16%) Debian
8 1 (0.16%) Red Hat Enterprise Linux
Processes & Methodologies
1 329 (53.93%) Agile Software Development
2 157 (25.74%) Microservices
3 152 (24.92%) Software Engineering
3 152 (24.92%) TDD
4 138 (22.62%) DevOps
5 97 (15.90%) API Design
5 97 (15.90%) Scrum
6 91 (14.92%) MVC
7 74 (12.13%) Test Automation
8 69 (11.31%) BDD
9 60 (9.84%) Mentoring
10 59 (9.67%) Continuous Integration
10 59 (9.67%) Unit Testing
11 51 (8.36%) SDLC
12 50 (8.20%) Front End Development
13 49 (8.03%) Continuous Improvement
13 49 (8.03%) Machine Learning
14 47 (7.70%) Coaching
15 46 (7.54%) Configuration Management
16 44 (7.21%) OO
Programming Languages
1 223 (36.56%) JavaScript
2 192 (31.48%) C#
3 149 (24.43%) SQL
4 148 (24.26%) Java
5 88 (14.43%) Python
6 85 (13.93%) PHP
7 78 (12.79%) TypeScript
8 36 (5.90%) T-SQL
9 34 (5.57%) Java 8
10 33 (5.41%) Shell Script
11 28 (4.59%) Scala
12 14 (2.30%) C++
13 12 (1.97%) ES6
14 10 (1.64%) Objective-C
14 10 (1.64%) Ruby
15 9 (1.48%) Apex Code
16 8 (1.31%) Apple Swift
16 8 (1.31%) PowerShell
17 7 (1.15%) VBA
18 6 (0.98%) VB
Qualifications
1 35 (5.74%) Degree
2 17 (2.79%) Computer Science Degree
3 11 (1.80%) Security Cleared
4 5 (0.82%) SC Cleared
5 4 (0.66%) Master's Degree
6 2 (0.33%) ISEB
6 2 (0.33%) ISTQB
6 2 (0.33%) ISTQB Foundation Certification
6 2 (0.33%) PhD
7 1 (0.16%) DV Cleared
Quality Assurance & Compliance
1 68 (11.15%) QA
2 4 (0.66%) ISO/IEC 27001
3 3 (0.49%) GDPR
4 2 (0.33%) Cyber Essentials
4 2 (0.33%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 1 (0.16%) Data Quality
5 1 (0.16%) PCI DSS
System Software
1 141 (23.11%) Docker
2 6 (0.98%) Apache ZooKeeper
3 5 (0.82%) Virtual Machines
4 1 (0.16%) Active Directory
Systems Management
1 114 (18.69%) Kubernetes
2 26 (4.26%) Terraform
3 19 (3.11%) Ansible
4 4 (0.66%) Kibana
5 1 (0.16%) Grafana
5 1 (0.16%) Istio
5 1 (0.16%) Opscode Chef
5 1 (0.16%) Packer
5 1 (0.16%) Prometheus
Vendors
1 70 (11.48%) Microsoft
2 57 (9.34%) Google
3 33 (5.41%) MuleSoft
4 28 (4.59%) IBM
5 25 (4.10%) Atlassian
6 22 (3.61%) Oracle
6 22 (3.61%) TIBCO
7 21 (3.44%) Dell
8 20 (3.28%) UiPath
8 20 (3.28%) WSO2
9 17 (2.79%) Salesforce.com
9 17 (2.79%) SAP
10 14 (2.30%) Apple
11 11 (1.80%) Veracode
12 9 (1.48%) Databricks
13 7 (1.15%) Adobe
14 3 (0.49%) Twitter
14 3 (0.49%) Xamarin
14 3 (0.49%) Zend
15 2 (0.33%) Cadence