Job Vacancy Trend Salary Trend Salary Histogram Skill Sets
Period
to 15 October 2021

The table below provides summary statistics for permanent job vacancies with an option to work from home (WFH) and a requirement for C skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited C over the 6 months to 15 October 2021 with a comparison to the same period in the previous 2 years.

C
UK > Work from Home
6 months to
15 Oct 2021		 Same period 2020 Same period 2019
Rank 156 169 131
Rank change year-on-year +13 -38 +18
Permanent jobs citing C 572 89 187
As % of all permanent jobs with a WFH option 2.09% 1.48% 2.43%
As % of the Programming Languages category 3.64% 2.31% 4.13%
Number of salaries quoted 477 77 152
10th Percentile £41,250 £30,350 £32,500
25th Percentile £48,750 £45,000 £42,500
Median annual salary (50th Percentile) £60,000 £57,500 £57,500
Median % change year-on-year +4.35% - +4.55%
75th Percentile £73,750 £68,750 £75,000
90th Percentile £85,000 £80,500 £95,000
UK median annual salary £57,500 £55,000 £50,000
% change year-on-year +4.55% +10.00% -

C is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a WFH option and a requirement for coding skills.

All Programming Languages
Work from Home
Permanent vacancies with a requirement for coding skills 15,727 3,859 4,528
As % of all permanent jobs with a WFH option 57.39% 64.18% 58.85%
Number of salaries quoted 12,540 3,511 4,087
10th Percentile £37,500 £36,000 £33,750
25th Percentile £45,000 £42,500 £41,750
Median annual salary (50th Percentile) £60,000 £55,000 £55,000
Median % change year-on-year +9.09% - +4.76%
75th Percentile £77,500 £70,000 £72,500
90th Percentile £93,750 £85,000 £85,000
UK median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% +5.00%

C
Trend for Jobs with a WFH Option

Job vacancies with a work from home option citing C as a proportion of all IT jobs advertised.

C trend for jobs with a WFH option

C
Salary Trend for Jobs with a WFH Option

3-month moving average salary quoted in job vacancies with a work from home option citing C.

C salary trend for jobs with a WFH option

C
Salary Histogram for Jobs with a WFH Option

Salary distribution for jobs with a work from home option citing C over the 6 months to 15 October 2021.

C salary histogram for jobs with a WFH option

For the 6 months to 15 October 2021, C job roles required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent jobs with a WFH option and a requirement for C.

1 226 (39.51%) C++
2 176 (30.77%) Python
3 173 (30.24%) Agile Software Development
4 158 (27.62%) Software Engineering
5 136 (23.78%) Linux
6 112 (19.58%) Java
7 111 (19.41%) Finance
8 110 (19.23%) Azure
8 110 (19.23%) Social Skills
9 104 (18.18%) SQL
10 96 (16.78%) C#
11 88 (15.38%) DevOps
12 83 (14.51%) Firmware
13 82 (14.34%) JavaScript
14 77 (13.46%) AWS
15 73 (12.76%) TDD
16 70 (12.24%) .NET
17 68 (11.89%) Algorithms
18 66 (11.54%) CSS
19 63 (11.01%) HTML
19 63 (11.01%) Wi-Fi
20 62 (10.84%) Wireless
20 62 (10.84%) Marketing
21 61 (10.66%) Computer Science
22 59 (10.31%) Artificial Intelligence
23 58 (10.14%) Microsoft
24 56 (9.79%) Problem-Solving
25 54 (9.44%) Retail
26 52 (9.09%) Test Automation
27 51 (8.92%) PostgreSQL

C
Co-occurring IT Skills with a WFH Option 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 17 (2.97%) Confluence
2 8 (1.40%) Apache Spark
3 6 (1.05%) Elasticsearch
3 6 (1.05%) SAS
4 5 (0.87%) Cloud Foundry
4 5 (0.87%) CMS
4 5 (0.87%) Oracle SOA Suite
4 5 (0.87%) SharePoint
5 3 (0.52%) WebLogic
5 3 (0.52%) WebSphere
6 2 (0.35%) CICS
6 2 (0.35%) EPiServer
6 2 (0.35%) WinCC
7 1 (0.17%) MQSeries
7 1 (0.17%) nginx
7 1 (0.17%) Skype for Business
7 1 (0.17%) Tomcat
Applications
1 6 (1.05%) Figma
2 5 (0.87%) InVision
2 5 (0.87%) Microsoft Office
2 5 (0.87%) Sketch
3 3 (0.52%) Adobe Creative Suite
3 3 (0.52%) Microsoft Excel
3 3 (0.52%) Microsoft Project
3 3 (0.52%) Simulink
4 2 (0.35%) Adobe Illustrator
4 2 (0.35%) Microsoft PowerPoint
4 2 (0.35%) Photoshop
4 2 (0.35%) Zeplin
5 1 (0.17%) OrCAD
Business Applications
1 13 (2.27%) Dynamics NAV
2 6 (1.05%) NetSuite
3 4 (0.70%) Dynamics CRM
3 4 (0.70%) Shopify
4 3 (0.52%) Maximo
4 3 (0.52%) Oracle ERP
4 3 (0.52%) SAP S/4HANA
5 2 (0.35%) Dynamics AX
5 2 (0.35%) Sage 300 ERP
5 2 (0.35%) SAP Business One
6 1 (0.17%) JDE EnterpriseOne
6 1 (0.17%) MFGPRO
6 1 (0.17%) Oracle Financials
6 1 (0.17%) Oracle Retail
6 1 (0.17%) SAP SD
6 1 (0.17%) Sentinel
6 1 (0.17%) Sparx Enterprise Architect
6 1 (0.17%) Unit4 Business World
Cloud Services
1 110 (19.23%) Azure
2 77 (13.46%) AWS
3 28 (4.90%) GitHub
4 27 (4.72%) GCP
5 18 (3.15%) SaaS
6 13 (2.27%) Serverless
7 11 (1.92%) AWS CodePipeline
7 11 (1.92%) Microsoft 365
8 10 (1.75%) AWS CloudFormation
8 10 (1.75%) AWS CodeCommit
8 10 (1.75%) OpenShift
9 9 (1.57%) DigitalOcean
9 9 (1.57%) Dynamics 365
9 9 (1.57%) IBM Cloud
10 8 (1.40%) AWS Lambda
10 8 (1.40%) IaaS
11 7 (1.22%) CloudFront
11 7 (1.22%) Power Platform
12 6 (1.05%) PaaS
12 6 (1.05%) Snowflake
Communications & Networking
1 63 (11.01%) Wi-Fi
2 62 (10.84%) Wireless
3 43 (7.52%) TCP/IP
4 31 (5.42%) DVB
4 31 (5.42%) MIMO
5 30 (5.24%) Ethernet
6 26 (4.55%) MQTT
7 25 (4.37%) Bluetooth
7 25 (4.37%) Broadband
8 21 (3.67%) Internet
9 19 (3.32%) Firewall
10 15 (2.62%) WAN
11 10 (1.75%) SD-WAN
12 9 (1.57%) DNS
13 6 (1.05%) PBX
13 6 (1.05%) RTP
14 5 (0.87%) IPv4
14 5 (0.87%) LAN
14 5 (0.87%) Unified Communications
15 4 (0.70%) VoIP
Database & Business Intelligence
1 51 (8.92%) PostgreSQL
2 22 (3.85%) Big Data
3 20 (3.50%) Relational Database
4 17 (2.97%) SQL Server
5 15 (2.62%) Redis
6 12 (2.10%) Amazon Redshift
6 12 (2.10%) MySQL
6 12 (2.10%) Redshift Spectrum
7 10 (1.75%) NoSQL
8 6 (1.05%) Data Warehouse
8 6 (1.05%) MongoDB
8 6 (1.05%) SAP HANA
9 5 (0.87%) Neo4j
9 5 (0.87%) Oracle BI Publisher
9 5 (0.87%) Power BI
9 5 (0.87%) RDBMS
9 5 (0.87%) Tableau
10 4 (0.70%) Azure SQL Data Warehouse
10 4 (0.70%) Looker
10 4 (0.70%) Snowflake Schema
Development Applications
1 48 (8.39%) Git (software)
2 31 (5.42%) Jenkins
3 27 (4.72%) GitLab
3 27 (4.72%) JIRA
4 14 (2.45%) Bitbucket
5 10 (1.75%) Visual Studio
6 9 (1.57%) Maven
6 9 (1.57%) Selenium
7 8 (1.40%) IntelliJ
7 8 (1.40%) Oracle Forms
7 8 (1.40%) ProC
7 8 (1.40%) SonarQube
8 7 (1.22%) Eclipse
9 6 (1.05%) Grunt
9 6 (1.05%) gulp
9 6 (1.05%) Oracle APEX
9 6 (1.05%) Postman
10 5 (0.87%) LoadRunner
10 5 (0.87%) NeoLoad
10 5 (0.87%) Vagrant
General
1 111 (19.41%) Finance
2 110 (19.23%) Social Skills
3 62 (10.84%) Marketing
4 54 (9.44%) Retail
5 30 (5.24%) Banking
6 28 (4.90%) Analytical Skills
7 25 (4.37%) Electronics
8 20 (3.50%) Games
9 15 (2.62%) Public Sector
10 12 (2.10%) Law
10 12 (2.10%) Telecoms
11 11 (1.92%) Legal
12 10 (1.75%) Organisational Skills
13 9 (1.57%) Aerospace
13 9 (1.57%) Presentation Skills
14 8 (1.40%) Automotive
14 8 (1.40%) Influencing Skills
14 8 (1.40%) Manufacturing
15 7 (1.22%) Inclusion and Diversity
16 4 (0.70%) Back Office
Job Titles
1 176 (30.77%) Developer
2 86 (15.03%) Software Engineer
3 62 (10.84%) Embedded Engineer
4 53 (9.27%) Embedded Software Engineer
5 45 (7.87%) C++ Software Engineer
5 45 (7.87%) Linux Engineer
6 41 (7.17%) Firmware Engineer
7 36 (6.29%) Embedded C++ Engineer
8 35 (6.12%) C Software Engineer
8 35 (6.12%) Senior Developer
9 34 (5.94%) Embedded C++ Software Engineer
10 33 (5.77%) Architect
10 33 (5.77%) C/C++ Software Engineer
11 32 (5.59%) Algorithm Engineer
11 32 (5.59%) Analyst
11 32 (5.59%) Embedded Linux Engineer
11 32 (5.59%) Senior Algorithm Engineer
12 31 (5.42%) DSP Algorithm Engineer
12 31 (5.42%) DSP Engineer
12 31 (5.42%) Wireless Engineer
Libraries, Frameworks & Software Standards
1 70 (12.24%) .NET
2 66 (11.54%) CSS
3 63 (11.01%) HTML
4 49 (8.57%) React
5 32 (5.59%) REST
6 31 (5.42%) .NET Core
6 31 (5.42%) Node.js
7 26 (4.55%) Django
8 20 (3.50%) Flask
9 19 (3.32%) AngularJS
9 19 (3.32%) Vue.js
10 18 (3.15%) HTML5
11 17 (2.97%) NumPy
12 16 (2.80%) Web Services
12 16 (2.80%) Yocto
13 15 (2.62%) Kafka
14 13 (2.27%) ASP.NET
14 13 (2.27%) XML
15 12 (2.10%) SQLAlchemy
16 10 (1.75%) GraphQL
Miscellaneous
1 68 (11.89%) Algorithms
2 39 (6.82%) Embedded Systems
3 36 (6.29%) Field-Programmable Gate Array
4 32 (5.59%) Device Driver
5 31 (5.42%) Mobile App
6 25 (4.37%) Greenfield Project
7 21 (3.67%) User Experience
8 18 (3.15%) NHS
9 16 (2.80%) Management Information System
10 13 (2.27%) Augmented Reality
11 12 (2.10%) Self-Motivation
12 11 (1.92%) Internet of Things
13 9 (1.57%) Data Centre
14 8 (1.40%) Hedge funds
14 8 (1.40%) Video Conferencing
14 8 (1.40%) Virtual Team
15 7 (1.22%) Public Cloud
16 6 (1.05%) Data Structures
16 6 (1.05%) Raspberry Pi
17 5 (0.87%) Robotics
Operating Systems
1 136 (23.78%) Linux
2 47 (8.22%) Unix
3 37 (6.47%) Windows
4 19 (3.32%) Android
4 19 (3.32%) Embedded Linux
5 13 (2.27%) Apple iOS
6 8 (1.40%) FreeRTOS
7 6 (1.05%) VxWorks
8 5 (0.87%) Mac OS
9 4 (0.70%) Robot Operating System
9 4 (0.70%) SafeRTOS
10 2 (0.35%) Debian
10 2 (0.35%) Ubuntu
11 1 (0.17%) Mac OS X
11 1 (0.17%) Red Hat Enterprise Linux
11 1 (0.17%) Windows 10
11 1 (0.17%) Windows Server
Processes & Methodologies
1 173 (30.24%) Agile Software Development
2 158 (27.62%) Software Engineering
3 88 (15.38%) DevOps
4 73 (12.76%) TDD
5 61 (10.66%) Computer Science
6 59 (10.31%) Artificial Intelligence
7 56 (9.79%) Problem-Solving
8 52 (9.09%) Test Automation
9 48 (8.39%) Microservices
10 44 (7.69%) Mentoring
10 44 (7.69%) User Stories
11 39 (6.82%) Data Science
12 37 (6.47%) Scrum
13 36 (6.29%) Full Stack Development
13 36 (6.29%) Machine Learning
14 35 (6.12%) OOP
14 35 (6.12%) Signal Processing
15 33 (5.77%) SDLC
16 32 (5.59%) Decision-Making
17 31 (5.42%) Requirements Gathering
Programming Languages
1 226 (39.51%) C++
2 176 (30.77%) Python
3 112 (19.58%) Java
4 104 (18.18%) SQL
5 96 (16.78%) C#
6 82 (14.34%) JavaScript
7 47 (8.22%) MATLAB
8 45 (7.87%) Go
9 41 (7.17%) Embedded C
10 38 (6.64%) Embedded C++
11 35 (6.12%) Shell Script
12 28 (4.90%) TypeScript
13 27 (4.72%) Ruby
14 19 (3.32%) Bash Shell
15 18 (3.15%) PowerShell
16 16 (2.80%) Perl
16 16 (2.80%) Rust
17 15 (2.62%) PHP
18 14 (2.45%) R
18 14 (2.45%) Scala
Qualifications
1 43 (7.52%) PhD
2 42 (7.34%) Degree
3 13 (2.27%) Security Cleared
4 9 (1.57%) SC Cleared
5 7 (1.22%) CISSP
5 7 (1.22%) Computer Science Degree
5 7 (1.22%) OSCP
6 6 (1.05%) CREST Certified
7 4 (0.70%) AWS Certification
7 4 (0.70%) Cisco Certification
7 4 (0.70%) PRINCE2 Certification
8 3 (0.52%) CISM
8 3 (0.52%) HND
8 3 (0.52%) Master's Degree
8 3 (0.52%) PMI Certification
8 3 (0.52%) PMP
9 2 (0.35%) CCNP
9 2 (0.35%) CESG Certified Professional
9 2 (0.35%) CISA
9 2 (0.35%) HNC
Quality Assurance & Compliance
1 10 (1.75%) QA
2 9 (1.57%) GDPR
3 6 (1.05%) ISO/IEC 27001
3 6 (1.05%) MISRA
3 6 (1.05%) PCI DSS
3 6 (1.05%) PMO
4 5 (0.87%) ISO/IEC 20000
5 4 (0.70%) Cyber Essentials
6 3 (0.52%) Cyber Essentials PLUS
6 3 (0.52%) ISO 26262
6 3 (0.52%) P3O
7 2 (0.35%) Accessibility
7 2 (0.35%) Def Stans
7 2 (0.35%) IEC 61508
7 2 (0.35%) ISO 15022
7 2 (0.35%) ISO 20022
7 2 (0.35%) ISO 9001
7 2 (0.35%) NCSC
7 2 (0.35%) SLA
7 2 (0.35%) Solvency II
System Software
1 83 (14.51%) Firmware
2 48 (8.39%) Docker
3 11 (1.92%) Active Directory
4 2 (0.35%) Virtual Desktop
5 1 (0.17%) Hyper-V
5 1 (0.17%) iptables
5 1 (0.17%) Terminal Services
5 1 (0.17%) VirtualBox
5 1 (0.17%) VMware Infrastructure
Systems Management
1 49 (8.57%) Kubernetes
2 35 (6.12%) Terraform
3 34 (5.94%) Ansible
4 17 (2.97%) Puppet
5 16 (2.80%) Opscode Chef
6 10 (1.75%) Grafana
7 6 (1.05%) Kibana
7 6 (1.05%) Nagios
7 6 (1.05%) SCCM
7 6 (1.05%) ZABBIX
8 5 (0.87%) Prometheus
9 2 (0.35%) nmon
10 1 (0.17%) BMC Marimba
10 1 (0.17%) Cacti
10 1 (0.17%) Cisco CUCM
10 1 (0.17%) Cisco UCCX
10 1 (0.17%) Microsoft Intune
10 1 (0.17%) Nessus
10 1 (0.17%) QRadar
10 1 (0.17%) Single Sign-On
Vendors
1 58 (10.14%) Microsoft
2 46 (8.04%) Oracle
3 23 (4.02%) Google
3 23 (4.02%) IBM
4 18 (3.15%) SAP
5 14 (2.45%) Salesforce.com
6 9 (1.57%) Splunk
7 8 (1.40%) AppDynamics
7 8 (1.40%) Dynatrace
7 8 (1.40%) Yahoo!
8 7 (1.22%) JD Edwards
8 7 (1.22%) Sage
8 7 (1.22%) VMware
9 5 (0.87%) Alibaba
9 5 (0.87%) Cisco
9 5 (0.87%) DocuSign
9 5 (0.87%) HubSpot
9 5 (0.87%) PagerDuty
9 5 (0.87%) Red Hat
9 5 (0.87%) Siebel