Period
to 24 July 2017

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Protocol Buffers skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Protocol Buffers over the 6 months to 24 July 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Google Protocol Buffers (protobuf)
England > London
6 months to
24 Jul 2017
Same period 2016 Same period 2015
Rank 556 595 599
Rank change year-on-year +39 +4 -7
Contract jobs citing Protocol Buffers 31 16 7
As % of all contract IT jobs advertised in London 0.074% 0.035% 0.015%
As % of the Libraries, Frameworks & Software Standards category 0.21% 0.11% 0.048%
Number of daily rates quoted 24 12 5
London median daily rate £550 £430 £600
Median daily rate % change year-on-year +27.91% -28.33% +33.33%
10th Percentile £416 £373 £475
90th Percentile £625 £729 £625
England median daily rate £550 £430 £419
% change year-on-year +27.91% +2.69% -6.94%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - -

Protocol Buffers is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
London
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 14989 14742 14455
As % of all contract IT job vacancies advertised in London 35.80% 32.39% 31.02%
Number of daily rates quoted 11132 11137 10419
London median daily rate £493 £463 £450
Median daily rate % change year-on-year +6.49% +2.78% +5.88%
10th Percentile £338 £313 £300
90th Percentile £650 £638 £625
England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +3.23%
Number of hourly rates quoted 98 52 83
London median hourly rate £38.75 £40.00 £30.00
Median hourly rate % change year-on-year -3.13% +33.33% -14.29%
10th Percentile £18.40 £19.00 £13.60
90th Percentile £53.94 £57.25 £70.00
England median hourly rate £41.00 £37.50 £36.25
% change year-on-year +9.33% +3.45% +3.57%

Protocol Buffers
Job Vacancy Trend in London

Job postings citing Protocol Buffers as a percentage of all IT jobs advertised in London.

Job vacancy trend for Protocol Buffers in London

Protocol Buffers
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Protocol Buffers in London

Protocol Buffers
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Protocol Buffers in London over the 6 months to 24 July 2017.

Contractor daily rate histogram for Protocol Buffers in London

Protocol Buffers
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Protocol Buffers 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 6 months to 24 July 2017. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +13 5 £550 +41.94% 3
East London - 3 £575 -
Protocol Buffers
England

For the 6 months to 24 July 2017, 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 26 (83.87%) Java
2 24 (77.42%) Banking
3 22 (70.97%) Finance
4 19 (61.29%) SQL
5 17 (54.84%) Agile Software Development
6 16 (51.61%) OO
7 15 (48.39%) Unix
7 15 (48.39%) JSON
8 14 (45.16%) Investment Banking
9 13 (41.94%) Google
9 13 (41.94%) XML
10 12 (38.71%) Scrum
10 12 (38.71%) Maven
10 12 (38.71%) MiFID
10 12 (38.71%) Relational Database
11 10 (32.26%) Gradle
11 10 (32.26%) Microservices
11 10 (32.26%) Git (software)
11 10 (32.26%) SOAP
12 9 (29.03%) Perforce
12 9 (29.03%) Spring
13 8 (25.81%) Enterprise Architecture
13 8 (25.81%) Hudson
13 8 (25.81%) Stakeholder Management
13 8 (25.81%) Shell Script
13 8 (25.81%) Linux
13 8 (25.81%) OOA/OOD
13 8 (25.81%) DB2
13 8 (25.81%) Ant
13 8 (25.81%) EMIR

Protocol Buffers
Co-occurring 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 6 (19.35%) Apache Spark
2 3 (9.68%) Elasticsearch
2 3 (9.68%) Oracle Coherence
3 1 (3.23%) Apache
3 1 (3.23%) Apache Airflow
3 1 (3.23%) DataSynapse
3 1 (3.23%) WebSphere
Business Applications
1 1 (3.23%) RMDS
Cloud Services
1 3 (9.68%) Microsoft Azure
Communications & Networking
1 1 (3.23%) TCP/IP
Database & Business Intelligence
1 12 (38.71%) Relational Database
2 8 (25.81%) DB2
3 7 (22.58%) HBase
4 6 (19.35%) Big Data
4 6 (19.35%) Hadoop
5 4 (12.90%) Oracle Database
6 3 (9.68%) Data Lake
6 3 (9.68%) InterSystems Cache
6 3 (9.68%) Oracle Database 11g
7 1 (3.23%) MongoDB
7 1 (3.23%) NoSQL
7 1 (3.23%) RDBMS
7 1 (3.23%) SQL Server
Development Applications
1 12 (38.71%) Maven
2 10 (32.26%) Git (software)
2 10 (32.26%) Gradle
3 8 (25.81%) Ant
3 8 (25.81%) Hudson
3 8 (25.81%) Jenkins
4 3 (9.68%) TeamCity
5 2 (6.45%) JBehave
5 2 (6.45%) NUnit
5 2 (6.45%) Spock
6 1 (3.23%) Bitbucket
6 1 (3.23%) JIRA
6 1 (3.23%) JUnit
6 1 (3.23%) NSubstitute
6 1 (3.23%) SpecFlow
6 1 (3.23%) Subversion
6 1 (3.23%) Visual Studio
General
1 24 (77.42%) Banking
2 22 (70.97%) Finance
3 14 (45.16%) Investment Banking
4 6 (19.35%) Front Office
5 3 (9.68%) Legal
Job Titles
1 26 (83.87%) Developer
2 20 (64.52%) Java Developer
3 10 (32.26%) Senior Developer
4 6 (19.35%) Senior Java Developer
5 5 (16.13%) Investment Banking Java Developer
6 4 (12.90%) SQL Developer
7 3 (9.68%) Big Data Developer
7 3 (9.68%) Sybase Developer
8 2 (6.45%) C# Developer
8 2 (6.45%) Consultant
8 2 (6.45%) Core Java Developer
8 2 (6.45%) Grid Consultant
8 2 (6.45%) Java Engineer
8 2 (6.45%) Java Pricing Developer
8 2 (6.45%) Report Developer
9 1 (3.23%) C++/C# Developer
9 1 (3.23%) Designer
9 1 (3.23%) Front End Developer (Client-Side Developer)
9 1 (3.23%) Java Analyst Developer
9 1 (3.23%) Senior Designer
Libraries, Frameworks & Software Standards
1 15 (48.39%) JSON
2 13 (41.94%) XML
3 10 (32.26%) SOAP
4 9 (29.03%) Spring
5 6 (19.35%) JMS
5 6 (19.35%) RabbitMQ
6 5 (16.13%) Apache Avro
7 4 (12.90%) .NET
7 4 (12.90%) Web Services
8 3 (9.68%) Kafka
9 2 (6.45%) gRPC
9 2 (6.45%) Node.js
9 2 (6.45%) Reactive Extensions
9 2 (6.45%) REST
9 2 (6.45%) RxJava
10 1 (3.23%) AngularJS
10 1 (3.23%) Apache Thrift
10 1 (3.23%) Guava
10 1 (3.23%) React
10 1 (3.23%) Unity DI Container
Miscellaneous
1 6 (19.35%) Equities
1 6 (19.35%) N-Tier
2 5 (16.13%) Derivative
3 4 (12.90%) Analytical Skills
3 4 (12.90%) Computer Science
3 4 (12.90%) Reference Data
4 3 (9.68%) Fintech
4 3 (9.68%) Greenfield Project
4 3 (9.68%) Grid Computing
4 3 (9.68%) OTC Derivatives
4 3 (9.68%) Public Cloud
5 1 (3.23%) Algorithms
5 1 (3.23%) Client/Server
5 1 (3.23%) Data Structures
Operating Systems
1 15 (48.39%) Unix
2 8 (25.81%) Linux
3 3 (9.68%) Windows
4 2 (6.45%) Windows Server
4 2 (6.45%) Windows Server 2012
Processes & Methodologies
1 17 (54.84%) Agile Software Development
2 16 (51.61%) OO
3 12 (38.71%) Scrum
4 10 (32.26%) Microservices
5 8 (25.81%) Enterprise Architecture
5 8 (25.81%) OOA/OOD
5 8 (25.81%) Stakeholder Management
6 7 (22.58%) OOD
7 6 (19.35%) Electronic Trading
7 6 (19.35%) Multithreading
7 6 (19.35%) Refactoring
7 6 (19.35%) SDLC
7 6 (19.35%) Software Engineering
7 6 (19.35%) Test Automation
8 5 (16.13%) Domain-Driven Design
9 4 (12.90%) High Availability
10 3 (9.68%) Anti-Money Laundering
10 3 (9.68%) Continuous Delivery
10 3 (9.68%) DevOps
10 3 (9.68%) Multithreaded Programming
Programming Languages
1 26 (83.87%) Java
2 19 (61.29%) SQL
3 8 (25.81%) Shell Script
4 5 (16.13%) C#
5 3 (9.68%) Groovy
5 3 (9.68%) Python
6 2 (6.45%) C++
7 1 (3.23%) C
7 1 (3.23%) C++/CLI
7 1 (3.23%) JavaScript
7 1 (3.23%) Objective-C
7 1 (3.23%) T-SQL
Qualifications
1 6 (19.35%) Computer Science Degree
1 6 (19.35%) Degree
2 4 (12.90%) Master's Degree
3 1 (3.23%) CFA
Quality Assurance & Compliance
1 12 (38.71%) MiFID
2 8 (25.81%) Dodd-Frank
2 8 (25.81%) EMIR
Systems Management
1 3 (9.68%) MOM
Vendors
1 13 (41.94%) Google
2 9 (29.03%) Perforce
3 7 (22.58%) Sybase
4 6 (19.35%) Solace
5 4 (12.90%) Oracle
6 3 (9.68%) Apple
6 3 (9.68%) Microsoft
7 1 (3.23%) DevExpress
7 1 (3.23%) IBM
7 1 (3.23%) Infragistics
7 1 (3.23%) Reuters
7 1 (3.23%) Splunk
7 1 (3.23%) TIBCO
City, London
TEKsystems
Rate: £300 per day
Posted: 4 days ago