Data Scientist

Location: Chelmsford

*** Mention DataYoshi when applying ***

Location of Role: Chelmsford

Advert Closing Date: 18/06/2021

Salary Range: £43,860.00 to £47,058.00 (pro-rata for part-time vacancies)

Part/Full Time: Full Time

Contract Type: Fixed Term

Working Pattern: Mon-Fri

Weekend/Evening Working: No

An exciting opportunity has arisen for a motivated and organised individual to undertake the role of Data Scientist until 31/03/2022.

This Data Scientist will be responsible for the development and provision of big data analytics and will assist in delivering and testing which evidence-based operational policing methods are most effective in reducing serious violence and vulnerability. The postholder will work closely with Senior Performance Analysts and Strategic Analysis & Insight Manager, as well as operational police officers and leaders, to develop and deliver new forms of data analysis and reporting, statistical testing of policing approaches and automation of processes. This role will play an important part in supporting our ambition for Essex to be the place that is the exemplar for the integration of data across public bodies based on high ethical standards, with a sustainable data infrastructure and with the best capability in the U.K. for the benefit of our people and our communities. The role will also ensure full benefits realisation for the delivery and use of management information.

The Data Scientist will report to the Strategic Analysis & Insight Manager. They will hold no line management responsibilities.

Our location:
The role is based at Essex Police Headquarters in Chelmsford. HQ is 1.2 miles from Chelmsford Railway Station. There are several bus routes in close proximity of Essex Police Headquarters (including Park and Ride). Chelmsford Town Centre is less than one mile walk. The office is located in one of Essex Police’s historical buildings, with views of Lionmede Park.

What we are looking for:
Within your application you must demonstrate and provide suitable evidence of competency by way of specific example in the following areas:

Essential Criteria:
You are educated to a degree standard or be able to evidence equivalent experience.
You must be able to demonstrate an advanced working knowledge of: Microsoft Excel; R Studio (or similar); and PowerBi (or other data visualisation tools).
Data science innovation – You recognise and can exploit business opportunities to ensure more efficient and effective ways to use data science. You can explore ways of using new data science tools and techniques to address business and organisational challenges. You demonstrate strong intellectual curiosity with an interdisciplinary approach, drawing on innovation in academia and industry.
Understanding analysis across the product life cycle – You understand the different phases of product delivery and can plan and run the analysis for these. You can contribute to decision-making throughout the product life cycle. You know how to work in collaboration with user researchers, developers and staff in other roles throughout the product life cycle. You understand the value of analysis, how to contribute with impact and what data sources, analytical techniques and tools can be used at each point throughout the product life cycle.
Domain expertise – You understand the context of the business, its processes, data and priorities. You can apply data science techniques to present, communicate and disseminate data science products effectively, appropriately and with high impact. You can use the most appropriate medium to visualise data to tell compelling and actionable stories relevant for business goals. You know how to maintain a user focus to design solutions that meet user needs, taking account of agreed cross-government ethics standards.

Desirable Criteria:
You have experience of SAP Business Objects and SQL would be advantageous.
Applied maths, statistics, and scientific practices – You understand how algorithms are designed, optimised and applied at scale. You can select and use appropriate statistical methods for sampling, distribution assessment, bias and error. You understand problem-structuring methods and can evaluate when each method is appropriate. You know how to apply scientific methods through experimental design, exploratory data analysis and hypothesis testing to reach robust conclusions.
Data engineering and manipulation – You can work with other technologists and analysts to integrate and separate data feeds in order to map, produce, transform and test new scalable data products that meet user needs. You have a demonstrable understanding of how to expose data from systems (for example, through APIs), link data from multiple systems and deliver streaming services. You know how to work with other technologists and analysts to understand and make use of different types of data models. You understand and can make use of different data engineering tools for repeatable data processing; you can compare between different data models. You know how to build scalable machine learning pipelines and can combine feature engineering with optimisation methods to improve the data product performance.

What we offer in return:
The Performance Analysis Unit offers an intellectually stimulating environment and invests in personal development and promotional opportunities. The Performance Analysis Unit provides offers flexible working and promotes an agile office culture.

Essex Police employees will also benefit from:
Enrolment into the Local Government Pension Scheme
25 days annual leave per year increasing with service
Unique working environment supporting the delivery of policing services in the County
Discounts at a variety of shops and restaurants
Discounted excursions via our Sports and Social Association
Access to Health and Wellbeing Services and Facilities
Limited on site parking facilities

Other information:
This post is deemed to be a ‘designated’ post which means that you will be subject to management vetting and National Security Clearance (SC) as per Essex Police Policy.

Further information regarding this role can be obtained by contacting Mark Johnson, Head of Analysis – telephone 0300 333 4444 (or 101) extension 130161 or by email

Your reason for application will be limited to 9000 characters. Within your answer please refer to the criteria stated in this job advert and include any experience, skills and abilities you feel you have that will make you suitable for the role.

All of our posts require a level of vetting and security clearance. During the recruitment process you will be sent on-line vetting information forms to complete.

If you require any assistance or further information regarding this opportunity please contact the Business Centre on 01245 452833 then select option 2 and then option 1. Alternatively email

Kent Police and Essex Police welcomes applications regardless of age, disability, marital status (including civil partnerships), pregnancy or maternity, race, religion or belief, sexual orientation, transgender, sex (or gender), employment status.

If you have a disability or health condition that requires adjustments during any element of the selection process please provide us with details of the adjustment you would require at the earliest opportunity. Where appropriate we will make adjustments to the selection process, working arrangements and/or the working environment provided it is reasonable in all the circumstances so to do.

This post is open to British citizens, nationals of the EEA or commonwealth citizens who have no time limit on their stay in the UK, and who have lived in the UK continuously for the past three years. Essex Police and Kent Police are an equal opportunities employer. Communications may be recorded for monitoring purposes.

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Database, ERP, Police, SAP, Technology, Security

*** Mention DataYoshi when applying ***

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