SMTP (Simple Mail Transfer Protocol)
UK

The table below provides summary statistics for permanent job vacancies requiring SMTP skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited SMTP over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 612 811 889
Rank change year-on-year +199 +78 +189
Permanent jobs citing SMTP 72 74 98
As % of all permanent jobs advertised in the UK 0.14% 0.075% 0.094%
As % of the Communications & Networking category 1.04% 0.54% 0.61%
Number of salaries quoted 38 59 64
10th Percentile £44,375 £29,000 £32,500
25th Percentile £51,250 £36,250 £42,155
Median annual salary (50th Percentile) £57,500 £45,500 £47,500
Median % change year-on-year +26.37% -4.21% -5.00%
75th Percentile £71,875 £57,500 £56,563
90th Percentile £73,886 £71,000 £78,107
UK excluding London median annual salary £57,500 £42,500 £42,500
% change year-on-year +35.29% - -15.00%

All Communications and Computer Networking Skills
UK

SMTP falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills.

Permanent vacancies with a requirement for communications or computer networking skills 6,936 13,623 16,032
As % of all permanent jobs advertised in the UK 13.30% 13.85% 15.42%
Number of salaries quoted 4,252 9,516 8,186
10th Percentile £23,731 £26,250 £27,750
25th Percentile £30,500 £32,500 £36,000
Median annual salary (50th Percentile) £47,500 £47,500 £50,250
Median % change year-on-year - -5.47% -4.29%
75th Percentile £67,500 £63,750 £71,250
90th Percentile £85,000 £77,715 £87,500
UK excluding London median annual salary £40,000 £43,500 £45,000
% change year-on-year -8.05% -3.33% -

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 30 April 2025.

Salary histogram for SMTP in the UK

SMTP
Top 10 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 30 April 2025. 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
Jobs
England +189 67 £57,500 +22.08% 27
UK excluding London +200 43 £57,500 +35.29% 20
London +104 24 £62,500 +13.64% 7
Work from Home +178 22 £53,750 -0.46% 11
North of England +97 16 £70,996 +57.77% 1
East of England +72 15 £55,000 +10.00% 11
South East +108 11 £57,500 +35.29% 10
Yorkshire +79 11 £71,991 -
North West +37 5 £35,000 -22.22% 1
South West +108 1 £35,000 -

SMTP
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 38 (52.78%) Microsoft Exchange
2 11 (15.28%) Skype for Business
3 8 (11.11%) Blackberry Enterprise Server
3 8 (11.11%) Exchange Server 2013
4 3 (4.17%) Exchange Server 2010
5 1 (1.39%) Apache Airflow
5 1 (1.39%) CMS
5 1 (1.39%) IIS
5 1 (1.39%) SharePoint
5 1 (1.39%) Umbraco
Applications
1 8 (11.11%) Microsoft Excel
1 8 (11.11%) MS Visio
Business Applications
1 1 (1.39%) Dynamics CRM
1 1 (1.39%) Magento
1 1 (1.39%) Shopify
Cloud Services
1 19 (26.39%) Microsoft 365
2 18 (25.00%) Azure
2 18 (25.00%) SaaS
3 16 (22.22%) Entra ID
4 14 (19.44%) AWS
5 10 (13.89%) Microsoft Purview
6 8 (11.11%) Cohesity
6 8 (11.11%) IaaS
6 8 (11.11%) PaaS
7 6 (8.33%) GCP
8 5 (6.94%) OpenShift
9 1 (1.39%) BigCommerce
9 1 (1.39%) Dynamics 365
9 1 (1.39%) GitHub
9 1 (1.39%) OneDrive
9 1 (1.39%) Sage Pay
Communications & Networking
1 41 (56.94%) DNS
2 23 (31.94%) DHCP
2 23 (31.94%) FTP
2 23 (31.94%) HTTP
2 23 (31.94%) SAN
3 22 (30.56%) TCP/IP
4 20 (27.78%) Internet
5 17 (23.61%) Firewall
6 15 (20.83%) Cisco IOS
6 15 (20.83%) IPv4
6 15 (20.83%) PBX
6 15 (20.83%) Structured Cabling
6 15 (20.83%) VLAN
7 12 (16.67%) Network Security
8 11 (15.28%) Skype
8 11 (15.28%) WAN
9 10 (13.89%) DKIM
9 10 (13.89%) DMARC
9 10 (13.89%) DNSSEC
9 10 (13.89%) VPN
Database & Business Intelligence
1 13 (18.06%) Amazon RDS
2 8 (11.11%) Relational Database
3 3 (4.17%) SQL Server
4 1 (1.39%) Azure SQL Database
Development Applications
1 5 (6.94%) Git
2 4 (5.56%) Subversion
3 1 (1.39%) Log4Net
3 1 (1.39%) Team Foundation Server
General
1 25 (34.72%) Finance
2 19 (26.39%) Social Skills
3 15 (20.83%) Inclusion and Diversity
4 9 (12.50%) Analytical Skills
4 9 (12.50%) Law
4 9 (12.50%) Pharmaceutical
4 9 (12.50%) Telecoms
5 8 (11.11%) Banking
6 4 (5.56%) Presentation Skills
7 3 (4.17%) Advertising
8 1 (1.39%) Retail
Job Titles
1 21 (29.17%) Infrastructure Engineer
2 17 (23.61%) Lead
3 13 (18.06%) Development Engineer
3 13 (18.06%) Support Engineer
4 12 (16.67%) Senior
5 10 (13.89%) Automation Engineer
5 10 (13.89%) Lead Infrastructure Engineer
6 9 (12.50%) Information Security Engineer
6 9 (12.50%) Security Engineer
7 8 (11.11%) Consultant
7 8 (11.11%) Infrastructure Consultant
7 8 (11.11%) Messaging Engineer
7 8 (11.11%) Senior Consultant
7 8 (11.11%) Senior Infrastructure Consultant
8 7 (9.72%) Desktop Engineer
8 7 (9.72%) Desktop Support
8 7 (9.72%) Desktop Support Engineer
8 7 (9.72%) IT Engineer
8 7 (9.72%) IT Support
8 7 (9.72%) IT Support Engineer
Libraries, Frameworks & Software Standards
1 7 (9.72%) LDAP
2 1 (1.39%) .NET
2 1 (1.39%) .NET Framework
2 1 (1.39%) Ajax
2 1 (1.39%) Angular 2
2 1 (1.39%) AngularJS
2 1 (1.39%) ASP.NET
2 1 (1.39%) ASP.NET Web API
2 1 (1.39%) HTML
2 1 (1.39%) HTML5
2 1 (1.39%) JSON
2 1 (1.39%) Ninject
2 1 (1.39%) Razor View Engine
2 1 (1.39%) REST
2 1 (1.39%) Unity DI Container
2 1 (1.39%) XML
Miscellaneous
1 8 (11.11%) Blackberry
1 8 (11.11%) Cloud Native
1 8 (11.11%) Private Cloud
1 8 (11.11%) Public Cloud
2 7 (9.72%) Client/Server
2 7 (9.72%) Clustering
2 7 (9.72%) PKI
2 7 (9.72%) Security Operations Centre
3 5 (6.94%) Legacy Systems
4 4 (5.56%) Algorithms
4 4 (5.56%) FPGA
4 4 (5.56%) GNSS
4 4 (5.56%) MicroBlaze
4 4 (5.56%) Self-Driving Car
4 4 (5.56%) Self-Motivation
4 4 (5.56%) Tandem
5 3 (4.17%) BYOD
6 2 (2.78%) Cyberattack
6 2 (2.78%) Management Information System
6 2 (2.78%) Security Posture
Operating Systems
1 38 (52.78%) Windows
2 16 (22.22%) Windows Server
3 15 (20.83%) Android
3 15 (20.83%) Windows 10
4 11 (15.28%) Linux
5 6 (8.33%) Unix
6 3 (4.17%) Windows Server 2003
7 1 (1.39%) Red Hat Enterprise Linux
7 1 (1.39%) Windows Server 2019
Processes & Methodologies
1 21 (29.17%) Infrastructure Engineering
2 16 (22.22%) Security Operations
3 14 (19.44%) Task Automation
4 12 (16.67%) Incident Management
5 11 (15.28%) Cybersecurity
5 11 (15.28%) Incident Response
5 11 (15.28%) Information Security
5 11 (15.28%) Vulnerability Management
6 10 (13.89%) SIEM
7 9 (12.50%) Cyber Intelligence
7 9 (12.50%) Data Protection
7 9 (12.50%) Problem-Solving
7 9 (12.50%) Security Architecture
7 9 (12.50%) Threat and Vulnerability Management
7 9 (12.50%) Threat Detection
8 8 (11.11%) Commercial Awareness
8 8 (11.11%) Malware Analysis
9 7 (9.72%) Change Control
9 7 (9.72%) Line Management
9 7 (9.72%) People Management
Programming Languages
1 30 (41.67%) Python
2 26 (36.11%) PowerShell
3 10 (13.89%) C++
4 6 (8.33%) Bash
4 6 (8.33%) Perl
5 4 (5.56%) C
6 1 (1.39%) C#
6 1 (1.39%) JavaScript
6 1 (1.39%) SQL
Qualifications
1 29 (40.28%) Degree
2 28 (38.89%) Security Cleared
3 20 (27.78%) SC Cleared
4 15 (20.83%) CCNA
4 15 (20.83%) Cisco Certification
4 15 (20.83%) Microsoft Certification
4 15 (20.83%) Network+ Certification
5 13 (18.06%) DV Cleared
6 2 (2.78%) CEH
6 2 (2.78%) CISM
6 2 (2.78%) CISSP
7 1 (1.39%) DBS Check
Quality Assurance & Compliance
1 2 (2.78%) ISO/IEC 27001
1 2 (2.78%) NIST
2 1 (1.39%) GDPR
2 1 (1.39%) SLA
System Software
1 33 (45.83%) Active Directory
2 23 (31.94%) Hyper-V
3 22 (30.56%) VMware ESXi
4 17 (23.61%) VMware Infrastructure
5 8 (11.11%) Virtual Desktop
6 7 (9.72%) BitLocker
6 7 (9.72%) Microsoft App-V
6 7 (9.72%) Terminal Services
6 7 (9.72%) Virtual Machines
7 5 (6.94%) Docker
7 5 (6.94%) vSphere
8 4 (5.56%) Embedded Firmware
8 4 (5.56%) Firmware
Systems Management
1 16 (22.22%) WSUS
2 15 (20.83%) SCCM
3 9 (12.50%) Microsoft Intune
4 7 (9.72%) vCenter Server
4 7 (9.72%) vMotion
5 6 (8.33%) Ansible
5 6 (8.33%) QRadar
6 5 (6.94%) Kubernetes
6 5 (6.94%) Nagios
6 5 (6.94%) Puppet
Vendors
1 55 (76.39%) Microsoft
2 27 (37.50%) VMware
3 26 (36.11%) Cisco
4 23 (31.94%) Citrix
5 15 (20.83%) Veeam
6 14 (19.44%) Google
7 10 (13.89%) IronPort
7 10 (13.89%) Veritas
8 8 (11.11%) NetApp
9 7 (9.72%) Splunk
10 5 (6.94%) HP
10 5 (6.94%) Symantec
11 1 (1.39%) Clearswift
11 1 (1.39%) Ekahau
11 1 (1.39%) MobileIron
11 1 (1.39%) Oracle
11 1 (1.39%) PayPal
11 1 (1.39%) Red Hat
11 1 (1.39%) Salesforce
11 1 (1.39%) SAP