The following table provides summary statistics for permanent job vacancies advertised in Reading with a requirement for X.21 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited X.21 over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

X.21
Berkshire / Reading
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank - 131 146
Permanent jobs citing X.21 0 2 2
As % of all permanent IT jobs advertised in Reading - 0.11% 0.089%
As % of the Communications & Networking category - 0.40% 0.34%
Number of salaries quoted 0 0 2
Median salary - - £51,250
UK excluding London median salary - £50,000 £50,000

X.21 is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Reading with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
Reading
Permanent job vacancies with a requirement for communications and computer networking skills 358 496 592
As % of all permanent IT job vacancies advertised in Reading 27.82% 27.37% 26.22%
Number of salaries quoted 268 381 361
Median salary £55,000 £55,000 £45,000
Median salary % change year-on-year - +22.22%  
90% offered a salary of more than £30,000 £30,000 £30,000
10% offered a salary of more than £70,000 £67,500 £65,000
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

X.21
Job Vacancy Trend in Reading

The job posting trend of jobs advertised in Reading citing X.21 as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for X.21 in Reading

X.21
Salary Trend in Reading

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing X.21 in Reading.

Salary trend for X.21 in Reading

For the 6 months to 28 June 2017, IT jobs citing X.21 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Reading region with a requirement for X.21.

1 2 (100.00%) ITIL
1 2 (100.00%) WAN
1 2 (100.00%) Ethernet
1 2 (100.00%) PPP
1 2 (100.00%) SNMP
1 2 (100.00%) Cisco
1 2 (100.00%) CCNA
1 2 (100.00%) Cisco Certification
1 2 (100.00%) MPLS
1 2 (100.00%) OSPF
1 2 (100.00%) BGP
1 2 (100.00%) DSL
1 2 (100.00%) L2TP
1 2 (100.00%) Change Management
1 2 (100.00%) Firewall
1 2 (100.00%) ITSM
1 2 (100.00%) IPsec
1 2 (100.00%) xDSL
1 2 (100.00%) Network Management

X.21
Co-occurring IT Skills in Reading 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:

Communications & Networking
1 2 (100.00%) BGP
1 2 (100.00%) DSL
1 2 (100.00%) Ethernet
1 2 (100.00%) Firewall
1 2 (100.00%) IPsec
1 2 (100.00%) L2TP
1 2 (100.00%) MPLS
1 2 (100.00%) OSPF
1 2 (100.00%) PPP
1 2 (100.00%) SNMP
1 2 (100.00%) WAN
1 2 (100.00%) xDSL
Job Titles
1 2 (100.00%) Network Engineer
1 2 (100.00%) Network Operations Engineer
1 2 (100.00%) Operations Engineer
Processes & Methodologies
1 2 (100.00%) Change Management
1 2 (100.00%) ITIL
1 2 (100.00%) ITSM
1 2 (100.00%) Network Management
Qualifications
1 2 (100.00%) CCNA
1 2 (100.00%) Cisco Certification
Vendors
1 2 (100.00%) Cisco