The table below looks at the statistics for Protocol Buffers skills in IT contracts advertised for the London region. Included is a guide to the contractor rates offered in IT contracts that have cited Protocol Buffers over the 3 months to 30 September 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
Google Protocol Buffers (protobuf)
Rank 389 439 432
Rank change year-on-year
+50 -7
Contract jobs citing Protocol Buffers 41 7 5
As % of all contract IT jobs located in London 0.18% 0.030% 0.020%
As % of the Libraries, Frameworks & Software Standards category 0.52% 0.094% 0.066%
Number of daily rates quoted 35 6 5
Median daily rate £550 £525 £475
Median daily rate % change year-on-year
+4.76% +10.52%
UK excluding London median daily rate - £338 £260
% change year-on-year
- +29.80%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Protocol Buffers
England

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the London region.

Libraries, Frameworks & Software Standards Category
London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
7947 7484 7555
As % of all contract IT jobs located in London 34.83% 32.13% 30.61%
Number of daily rates quoted 5883 5578 5484
Median daily rate £450 £438 £425
Median daily rate % change year-on-year
+2.85% +2.94%
90% offered a daily rate of more than £325 £313 £300
10% offered a daily rate of more than £575 £600 £575
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 38 50 40
Median hourly rate £46.50 £22.12 £40.00
Median hourly rate % change year-on-year
+110.26% -44.71%
90% offered a hourly rate of more than £29.55 £19.17 £15.00
10% offered a hourly rate of more than £80.50 £44.40 £137.50
UK excluding London median hourly rate £40.00 £37.50 £34.25
% change year-on-year
+6.66% +9.48%

Protocol Buffers
Jobs Demand Trend in London

The demand trend of contract jobs across the London region citing Protocol Buffers as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

Protocol Buffers Jobs Demand Trend in London

Protocol Buffers
Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Protocol Buffers across the London region.

Protocol Buffers Daily Rate Trend in London

Protocol Buffers
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Protocol Buffers across the London region over the 3 months to 30 September 2016.

Protocol Buffers Daily Rate Histogram in London

Protocol Buffers
Hourly Rate Trend in London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Protocol Buffers across the London region.

Protocol Buffers Hourly Rate Trend in London

Protocol Buffers
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Protocol Buffers within the London region over the 3 months to 30 September 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +43 28 £550 - 5
Protocol Buffers
England

Protocol Buffers
Top 30 Related IT Skills in London

For the 6 months to 30 September 2016, IT contractor jobs citing Protocol Buffers also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for Protocol Buffers.

1 46 (95.83%) Java
2 38 (79.17%) Kafka
3 37 (77.08%) JSON
4 33 (68.75%) Agile Software Development
4 33 (68.75%) HTTP
5 31 (64.58%) C
5 31 (64.58%) Python
5 31 (64.58%) RTSP
5 31 (64.58%) MQTT
5 31 (64.58%) Video on Demand
6 30 (62.50%) BDD
6 30 (62.50%) TDD
7 29 (60.42%) Pair Programming
8 28 (58.33%) Jenkins
9 27 (56.25%) High Availability
10 25 (52.08%) Microsoft Azure
10 25 (52.08%) Amazon AWS
10 25 (52.08%) Microservices
10 25 (52.08%) DevOps
10 25 (52.08%) Public Cloud
11 13 (27.08%) Streaming Video
12 12 (25.00%) REST
13 10 (20.83%) Data Modelling
14 8 (16.67%) Scala
15 7 (14.58%) Apache Avro
15 7 (14.58%) Apache Spark
15 7 (14.58%) Internet
16 6 (12.50%) Akka
16 6 (12.50%) WebSockets
16 6 (12.50%) Open Source

Protocol Buffers
Top Related IT Skills in London 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 7 (14.58%) Apache Spark
2 3 (6.25%) Oracle Coherence
3 2 (4.17%) Apache
3 2 (4.17%) Drupal
3 2 (4.17%) Elasticsearch
3 2 (4.17%) Joomla!
3 2 (4.17%) WordPress
Applications
1 2 (4.17%) Spreadsheet
Cloud Services
1 25 (52.08%) Amazon AWS
1 25 (52.08%) Microsoft Azure
Communications & Networking
1 33 (68.75%) HTTP
2 31 (64.58%) MQTT
2 31 (64.58%) RTSP
3 7 (14.58%) Internet
Database & Business Intelligence
1 6 (12.50%) Apache Cassandra
2 4 (8.33%) Big Data
3 3 (6.25%) Cloudera CDH
3 3 (6.25%) Hadoop
3 3 (6.25%) InterSystems Cache
3 3 (6.25%) Oracle Database
3 3 (6.25%) Oracle Database 11g
4 2 (4.17%) CouchDB
4 2 (4.17%) MongoDB
Development Applications
1 28 (58.33%) Jenkins
2 4 (8.33%) Git (software)
2 4 (8.33%) Subversion
3 2 (4.17%) JBehave
3 2 (4.17%) Maven
3 2 (4.17%) TeamCity
General
1 3 (6.25%) Finance
2 2 (4.17%) Banking
2 2 (4.17%) Publishing
2 2 (4.17%) Retail
Job Titles
1 38 (79.17%) Developer
2 30 (62.50%) Java Developer
3 24 (50.00%) Senior Developer
3 24 (50.00%) Senior Java Developer
4 11 (22.92%) Agile Developer
4 11 (22.92%) Agile Java Developer
4 11 (22.92%) AWS Developer
4 11 (22.92%) Senior Agile Developer
4 11 (22.92%) Senior Agile Java Developer
5 5 (10.42%) Data Engineer
5 5 (10.42%) Web Developer
6 4 (8.33%) Front End Developer (Client-Side Developer)
6 4 (8.33%) Front End Web Developer (Client-Side Developer)
7 3 (6.25%) Software Developer
7 3 (6.25%) Software Engineer
8 2 (4.17%) Analyst
8 2 (4.17%) Java Software Developer
8 2 (4.17%) JavaScript Developer
8 2 (4.17%) Quality Analyst
8 2 (4.17%) Software Analyst
Libraries, Frameworks & Software Standards
1 38 (79.17%) Kafka
2 37 (77.08%) JSON
3 12 (25.00%) REST
4 7 (14.58%) Apache Avro
5 6 (12.50%) Akka
5 6 (12.50%) Samza
5 6 (12.50%) WebSockets
6 5 (10.42%) Spark Streaming
6 5 (10.42%) Web Services
7 4 (8.33%) AngularJS
7 4 (8.33%) Backbone.js
7 4 (8.33%) CSS
7 4 (8.33%) CSS3
7 4 (8.33%) HTML
7 4 (8.33%) HTML5
7 4 (8.33%) React
7 4 (8.33%) RESTful
7 4 (8.33%) SOAP
7 4 (8.33%) XML
8 3 (6.25%) JMS
Miscellaneous
1 31 (64.58%) Video on Demand
2 25 (52.08%) Public Cloud
3 13 (27.08%) Streaming Video
4 5 (10.42%) Algorithms
4 5 (10.42%) Internet of Things
5 4 (8.33%) Computer Science
6 2 (4.17%) Virtual Team
7 1 (2.08%) Artificial Intelligence
7 1 (2.08%) BBC
7 1 (2.08%) Social Media
Processes & Methodologies
1 33 (68.75%) Agile Software Development
2 30 (62.50%) BDD
2 30 (62.50%) TDD
3 29 (60.42%) Pair Programming
4 27 (56.25%) High Availability
5 25 (52.08%) DevOps
5 25 (52.08%) Microservices
6 10 (20.83%) Data Modelling
7 6 (12.50%) Open Source
8 5 (10.42%) Software Engineering
8 5 (10.42%) Web Development
9 4 (8.33%) Front End Development
9 4 (8.33%) OO
9 4 (8.33%) Responsive Web Design
9 4 (8.33%) Scrum
9 4 (8.33%) SDLC
10 3 (6.25%) Multithreading
11 2 (4.17%) AOP
11 2 (4.17%) E-Commerce
11 2 (4.17%) MVC
Programming Languages
1 46 (95.83%) Java
2 31 (64.58%) C
2 31 (64.58%) Python
3 8 (16.67%) Scala
4 4 (8.33%) JavaScript
4 4 (8.33%) Objective-C
5 3 (6.25%) Groovy
5 3 (6.25%) SQL
6 2 (4.17%) C++
6 2 (4.17%) PHP
6 2 (4.17%) Ruby
Qualifications
1 1 (2.08%) Degree
Quality Assurance & Compliance
1 2 (4.17%) QA
1 2 (4.17%) SDET
System Software
1 1 (2.08%) Apache Flume
Systems Management
1 3 (6.25%) MOM
Vendors
1 3 (6.25%) Google
1 3 (6.25%) Oracle
2 2 (4.17%) Solace
3 1 (2.08%) Facebook
City, London
Arrows Group
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Arrows Group
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Arrows Group
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