Period
to 29 July 2021

The following table provides summary statistics for permanent job vacancies with a requirement for SMTP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SMTP over the 6 months to 29 July 2021 with a comparison to the same period in the previous 2 years.

SMTP (Simple Mail Transfer Protocol)
UK
6 months to
29 Jul 2021
Same period 2020 Same period 2019
Rank 786 696 572
Rank change year-on-year -90 -124 +340
Permanent jobs citing SMTP 209 96 673
As % of all permanent jobs advertised in the UK 0.19% 0.14% 0.47%
As % of the Communications & Networking category 1.43% 0.91% 2.99%
Number of salaries quoted 144 80 273
10th Percentile £32,500 £29,000 £25,100
25th Percentile £36,250 £37,500 £37,500
Median annual salary (50th Percentile) £45,000 £50,750 £47,500
Median % change year-on-year -11.33% +6.84% -1.04%
75th Percentile £65,000 £73,750 £60,000
90th Percentile £76,375 £77,750 £65,000
UK excluding London median annual salary £45,000 £40,000 £47,500
% change year-on-year +12.50% -15.79% +5.56%

SMTP is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
UK
Permanent vacancies with a requirement for communications or computer networking skills 14,616 10,582 22,487
As % of all permanent IT jobs advertised in the UK 12.95% 15.33% 15.62%
Number of salaries quoted 10,218 8,466 17,209
10th Percentile £28,000 £28,500 £25,750
25th Percentile £36,750 £36,250 £32,750
Median annual salary (50th Percentile) £50,000 £50,000 £45,000
Median % change year-on-year - +11.11% -3.23%
75th Percentile £67,500 £66,250 £62,500
90th Percentile £82,500 £80,000 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

SMTP
Job Vacancy Trend

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

Job vacancy trend for SMTP in the UK

SMTP
Salary Trend

3-month moving average salary quoted in jobs citing SMTP.

Salary trend for SMTP in the UK

SMTP
Salary Histogram

Salary distribution for jobs citing SMTP over the 6 months to 29 July 2021.

Salary histogram for SMTP in the UK

SMTP
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing SMTP within the UK over the 6 months to 29 July 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 -70 180 £47,000 -14.55% 25
UK excluding London -58 119 £45,000 +12.50% 23
London -79 77 £45,000 -33.33% 8
Midlands -55 33 £41,750 +4.38% 2
South East -77 31 £60,000 +37.14% 9
Work from Home -225 30 £53,750 -2.27% 5
West Midlands -42 26 £41,750 +39.17% 1
North of England -57 17 £37,500 -16.67% 3
Wales -12 15 £37,500 -21.05% 3
East of England -24 11 - - 1
North West -51 10 £45,500 +1.11%
South West -86 8 £62,500 - 2
East Midlands -43 7 - - 1
North East - 4 £27,250 - 2
Yorkshire -68 3 - - 1
Scotland - 3 £32,500 - 3
Northern Ireland -46 1 - -

For the 6 months to 29 July 2021, IT jobs citing SMTP 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 SMTP.

1 132 (63.16%) DNS
2 92 (44.02%) TCP/IP
3 81 (38.76%) HTTP
4 80 (38.28%) Linux
5 73 (34.93%) Azure
6 70 (33.49%) Microsoft
7 69 (33.01%) SQL
8 64 (30.62%) Windows
8 64 (30.62%) DHCP
9 57 (27.27%) SSL
10 52 (24.88%) Active Directory
11 46 (22.01%) FTP
12 45 (21.53%) Firewall
13 43 (20.57%) Internet
14 41 (19.62%) PowerShell
15 40 (19.14%) JavaScript
16 39 (18.66%) MySQL
17 38 (18.18%) Agile Software Development
17 38 (18.18%) SSH
17 38 (18.18%) AWS
18 35 (16.75%) Microsoft 365
18 35 (16.75%) Kubernetes
18 35 (16.75%) Cisco
19 33 (15.79%) Computer Science
20 32 (15.31%) Docker
20 32 (15.31%) Social Skills
21 31 (14.83%) Network Security
21 31 (14.83%) Web Services
21 31 (14.83%) Python
21 31 (14.83%) PostgreSQL

SMTP
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 20 (9.57%) MS Exchange
2 18 (8.61%) Tomcat
3 15 (7.18%) Apache
4 11 (5.26%) Apache Spark
5 10 (4.78%) OpenStack
5 10 (4.78%) SharePoint
6 7 (3.35%) IIS
7 6 (2.87%) OpenEdge
7 6 (2.87%) Oracle SOA Suite
8 5 (2.39%) JCAPS
9 4 (1.91%) nginx
10 3 (1.44%) WebLogic
10 3 (1.44%) WordPress
11 2 (0.96%) Appian
11 2 (0.96%) BizTalk Server
11 2 (0.96%) Confluence
11 2 (0.96%) Exchange Server 2010
11 2 (0.96%) Skype for Business
12 1 (0.48%) Oracle Service Bus
12 1 (0.48%) SharePoint 2010
Applications
1 10 (4.78%) Microsoft Office
2 7 (3.35%) MS Visio
3 1 (0.48%) Microsoft Excel
Business Applications
1 8 (3.83%) Relativity
2 2 (0.96%) Oracle BPM
3 1 (0.48%) Sentinel
Cloud Services
1 73 (34.93%) Azure
2 38 (18.18%) AWS
3 35 (16.75%) Microsoft 365
4 21 (10.05%) SaaS
5 19 (9.09%) Azure Active Directory
6 16 (7.66%) Cloud Computing
6 16 (7.66%) IaaS
7 11 (5.26%) GitHub
8 10 (4.78%) NuGet
9 9 (4.31%) Amazon EC2
9 9 (4.31%) AWS Elastic Beanstalk
9 9 (4.31%) PaaS
9 9 (4.31%) Twilio
10 7 (3.35%) Google Workspace
11 6 (2.87%) Amazon CloudWatch
11 6 (2.87%) Amazon SQS
12 5 (2.39%) Azure Service Fabric
12 5 (2.39%) Azure Storage
12 5 (2.39%) GCP
13 4 (1.91%) Mimecast
Communications & Networking
1 132 (63.16%) DNS
2 92 (44.02%) TCP/IP
3 81 (38.76%) HTTP
4 64 (30.62%) DHCP
5 57 (27.27%) SSL
6 46 (22.01%) FTP
7 45 (21.53%) Firewall
8 43 (20.57%) Internet
9 38 (18.18%) SSH
10 31 (14.83%) Network Security
11 26 (12.44%) VPN
12 25 (11.96%) LAN
13 23 (11.00%) WAN
14 16 (7.66%) SNMP
15 12 (5.74%) VoIP
16 10 (4.78%) VLAN
17 8 (3.83%) HTTPS
17 8 (3.83%) IMAP
17 8 (3.83%) IPsec
18 7 (3.35%) IPv4
Database & Business Intelligence
1 39 (18.66%) MySQL
2 31 (14.83%) PostgreSQL
3 15 (7.18%) NoSQL
4 14 (6.70%) Oracle Database
4 14 (6.70%) Relational Database
5 11 (5.26%) SQL Server
6 9 (4.31%) Amazon RDS
6 9 (4.31%) Big Data
7 6 (2.87%) Flink
8 5 (2.39%) Data Warehouse
9 4 (1.91%) MongoDB
10 2 (0.96%) RDBMS
11 1 (0.48%) Oracle Reports
11 1 (0.48%) SQL Server 2000
11 1 (0.48%) SQL Server 2005
11 1 (0.48%) SQL Server 2008
11 1 (0.48%) SQL Server 2012
11 1 (0.48%) SQL Server 2016
Development Applications
1 30 (14.35%) Git (software)
2 15 (7.18%) Maven
3 14 (6.70%) Jenkins
4 10 (4.78%) Moq
4 10 (4.78%) SpecFlow
5 7 (3.35%) JIRA
6 6 (2.87%) PHPUnit
6 6 (2.87%) Selenium
7 5 (2.39%) JMeter
7 5 (2.39%) Locust
7 5 (2.39%) NUnit
7 5 (2.39%) Rational Rhapsody
7 5 (2.39%) Subversion
7 5 (2.39%) WebDriver
7 5 (2.39%) WebSurge
8 4 (1.91%) Bitbucket
9 3 (1.44%) CF BOSH
9 3 (1.44%) GitLab
10 2 (0.96%) VSS/SourceSafe
10 2 (0.96%) WinDbg
General
1 32 (15.31%) Social Skills
2 19 (9.09%) Telecoms
3 16 (7.66%) Analytical Skills
4 15 (7.18%) Legal
5 14 (6.70%) Law
6 8 (3.83%) Retail
7 6 (2.87%) Games
8 5 (2.39%) Billing
8 5 (2.39%) Finance
8 5 (2.39%) German Language
9 3 (1.44%) Organisational Skills
9 3 (1.44%) Publishing
10 2 (0.96%) Back Office
10 2 (0.96%) Documentation Skills
11 1 (0.48%) Advertising
11 1 (0.48%) Inclusion and Diversity
11 1 (0.48%) Manufacturing
Job Titles
1 46 (22.01%) Developer
2 27 (12.92%) Network Engineer
3 22 (10.53%) Analyst
4 21 (10.05%) Security Engineer
5 18 (8.61%) Azure Engineer
5 18 (8.61%) Support Engineer
6 17 (8.13%) Network Security Engineer
7 15 (7.18%) Software Engineer
8 13 (6.22%) PHP Developer
9 12 (5.74%) Infrastructure Engineer
9 12 (5.74%) Microsoft 365 Engineer
10 10 (4.78%) C# Developer
10 10 (4.78%) Cloud Engineer
10 10 (4.78%) Cloud Software Engineer
10 10 (4.78%) Linux Engineer
10 10 (4.78%) Systems Engineer
11 9 (4.31%) Angular Developer
11 9 (4.31%) Support Analyst
11 9 (4.31%) Windows Engineer
12 8 (3.83%) Technical Support
Libraries, Frameworks & Software Standards
1 31 (14.83%) Web Services
2 30 (14.35%) REST
3 29 (13.88%) XML
4 24 (11.48%) SOAP
5 23 (11.00%) CSS
6 21 (10.05%) Kafka
7 20 (9.57%) LDAP
8 19 (9.09%) HTML
9 16 (7.66%) LAPP Stack
10 15 (7.18%) RESTful
11 14 (6.70%) .NET
11 14 (6.70%) AngularJS
11 14 (6.70%) JSON
12 12 (5.74%) .NET Core
12 12 (5.74%) Elastic Stack
13 11 (5.26%) LAMP
13 11 (5.26%) Node.js
13 11 (5.26%) RabbitMQ
14 10 (4.78%) Express
15 9 (4.31%) Spring
Miscellaneous
1 11 (5.26%) Video Conferencing
2 10 (4.78%) Self-Motivation
3 8 (3.83%) Distributed Denial-of-Service
4 7 (3.35%) Clustering
5 6 (2.87%) Algorithms
5 6 (2.87%) Data Structures
5 6 (2.87%) Management Information System
5 6 (2.87%) Security Operations Centre
6 5 (2.39%) Analytical Mindset
6 5 (2.39%) Cyberattack
6 5 (2.39%) Cyberthreat
6 5 (2.39%) NHS
6 5 (2.39%) User Experience
7 4 (1.91%) Public Cloud
8 3 (1.44%) Legacy Systems
8 3 (1.44%) Private Cloud
9 2 (0.96%) CMDB
9 2 (0.96%) Data Centre
9 2 (0.96%) Hybrid Cloud
9 2 (0.96%) Mobile App
Operating Systems
1 80 (38.28%) Linux
2 64 (30.62%) Windows
3 25 (11.96%) Windows Server
4 17 (8.13%) Unix
5 12 (5.74%) Windows 10
6 9 (4.31%) Mac OS
6 9 (4.31%) Red Hat Enterprise Linux
7 6 (2.87%) VMS
8 3 (1.44%) Android
8 3 (1.44%) Windows 7
9 2 (0.96%) Apple iOS
9 2 (0.96%) CentOS
9 2 (0.96%) Windows Server 2008
9 2 (0.96%) Windows Server 2012
10 1 (0.48%) Debian
10 1 (0.48%) Windows Server 2016
10 1 (0.48%) Windows Server 2019
Processes & Methodologies
1 38 (18.18%) Agile Software Development
2 33 (15.79%) Computer Science
3 26 (12.44%) Cybersecurity
4 22 (10.53%) DevOps
5 20 (9.57%) Problem-Solving
6 18 (8.61%) Load Balancing
6 18 (8.61%) Scrum
7 17 (8.13%) Clean Code
7 17 (8.13%) ITIL
8 16 (7.66%) SIEM
8 16 (7.66%) SOA
8 16 (7.66%) Unit Testing
9 15 (7.18%) Software Engineering
10 14 (6.70%) Information Security
11 13 (6.22%) OO
12 12 (5.74%) Infrastructure Engineering
12 12 (5.74%) Migration
12 12 (5.74%) Service Delivery
12 12 (5.74%) Test Automation
13 11 (5.26%) Full Stack Development
Programming Languages
1 69 (33.01%) SQL
2 41 (19.62%) PowerShell
3 40 (19.14%) JavaScript
4 31 (14.83%) Python
5 30 (14.35%) Bash Shell
6 27 (12.92%) Java
7 19 (9.09%) PHP
8 18 (8.61%) Perl
9 15 (7.18%) C#
10 10 (4.78%) C++
10 10 (4.78%) TypeScript
11 9 (4.31%) Java 8
12 6 (2.87%) Ruby
13 5 (2.39%) PL/SQL
14 3 (1.44%) C
14 3 (1.44%) R
15 2 (0.96%) ActionScript
15 2 (0.96%) ActionScript 2.0
15 2 (0.96%) Shell Script
15 2 (0.96%) XPath
Qualifications
1 14 (6.70%) Cisco Certification
2 12 (5.74%) Degree
3 10 (4.78%) CCNA
3 10 (4.78%) CISM
3 10 (4.78%) CISSP
3 10 (4.78%) GIAC
3 10 (4.78%) Microsoft Certification
4 9 (4.31%) Security Cleared
5 7 (3.35%) MCSA
6 4 (1.91%) CCNP
7 3 (1.44%) CCIE
7 3 (1.44%) ITIL Certification
7 3 (1.44%) Network+ Certification
7 3 (1.44%) SC Cleared
8 2 (0.96%) CompTIA Security+
8 2 (0.96%) DV Cleared
8 2 (0.96%) JNCIE
8 2 (0.96%) JNCIP
8 2 (0.96%) MCSE
8 2 (0.96%) SSCP
Quality Assurance & Compliance
1 8 (3.83%) SLA
2 7 (3.35%) QA
3 5 (2.39%) COBIT
3 5 (2.39%) Data Quality
3 5 (2.39%) HL7
4 3 (1.44%) ISO/IEC 27001
5 2 (0.96%) NIST
System Software
1 52 (24.88%) Active Directory
2 32 (15.31%) Docker
3 15 (7.18%) VMware Infrastructure
4 12 (5.74%) VMware ESXi
5 7 (3.35%) NFS
6 6 (2.87%) iptables
6 6 (2.87%) Postfix
6 6 (2.87%) Samba
6 6 (2.87%) vSphere
7 4 (1.91%) Virtual Desktop
8 3 (1.44%) Varnish
9 2 (0.96%) Hyper-V
9 2 (0.96%) Terminal Services
9 2 (0.96%) Virtual Machines
10 1 (0.48%) Squid
10 1 (0.48%) Virtual Servers
Systems Management
1 35 (16.75%) Kubernetes
2 23 (11.00%) Terraform
3 15 (7.18%) Puppet
4 13 (6.22%) Microsoft Intune
5 12 (5.74%) Ansible
6 10 (4.78%) FortiGate
7 8 (3.83%) Icinga
7 8 (3.83%) Nessus
7 8 (3.83%) Prometheus
8 7 (3.35%) Nagios
8 7 (3.35%) vCenter Server
9 6 (2.87%) Microsoft Clustering
9 6 (2.87%) SCCM
10 4 (1.91%) Active Directory Federation Services
10 4 (1.91%) Opscode Chef
11 2 (0.96%) Grafana
11 2 (0.96%) Perfmon
12 1 (0.48%) AirWatch
12 1 (0.48%) QRadar
12 1 (0.48%) Red Hat Satellite
Vendors
1 70 (33.49%) Microsoft
2 35 (16.75%) Cisco
3 28 (13.40%) VMware
4 26 (12.44%) Oracle
5 12 (5.74%) Palo Alto
6 10 (4.78%) Rackspace
7 9 (4.31%) Aruba
8 8 (3.83%) Citrix
8 8 (3.83%) Clearswift
9 7 (3.35%) Qualys
9 7 (3.35%) Red Hat
9 7 (3.35%) Veeam
9 7 (3.35%) Zend
10 6 (2.87%) LogRhythm
10 6 (2.87%) SolarWinds
10 6 (2.87%) Splunk
10 6 (2.87%) Symantec
11 5 (2.39%) Adobe
11 5 (2.39%) CheckPoint
11 5 (2.39%) McAfee