Machine learning engineer Work, Jobs in Cardiff, Wls (with Salaries)

Data Scientist
Office for National Statistics —Newport
- £41,985 a year
- Full-time
- Hybrid work
- Presentation skills
- AI
- Leadership
13d
People Development Manager - Design & Experience
Hermes Europe —Cardiff
- Team management
- Training & development
- AI
6h
Principal AI Security Specialist, UK&I
Zscaler —Cardiff
- Hybrid work
- Master's degree
- AI
- Communication skills
Quick apply
Senior Full Stack Developer - 6-month Fixed Term Contract
Singer Instruments —Minehead
- Full-time
- AWS
- AI
Business Development Manager (Compound Semiconductor)
Oxford Instruments plc —Bristol
- Engineering
- Travel
- AI
- Annual leave
Social Media and AI Content Creator
Genpower Ltd —Newport
- £28,000 - £32,000 a year
- Full-time
- Hybrid work
- In-person
- AI
- Free parking
- Employee discount
Quick apply
5d
Senior Project Manager
JAA-Jones Lang LaSalle Limited —Bristol
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Writing skills
Quick apply
Assistant HR Business Partner
LiveWest —Weston-super-Mare
- £37,500 - £42,500 a year
- Hybrid work
- Microsoft Office
- Analysis skills
- Continuous improvement
- Annual leave
- Employee discount
Senior Research Associate in Logic and Programming Languages for AI Safety
University of Bristol —Bristol
- £43,482 - £50,253 a year
- Full-time
- Doctoral degree
- Research
- Analysis skills
Senior Project Manager
JLL —Bristol
- Microsoft Excel
- Microsoft Outlook
- Writing skills
Senior Full Stack Developer - 6-month Fixed Term Contract
Singer Instrument Co Ltd —Minehead
- From £60,000 a year
- Full-time
- AWS
- AI
Principal Data Architect
Toumetis —Bristol
- Full-time
- Hybrid work
- Machine learning
- Communication skills
- Analytics
Quick apply
Commercial Finance Business Partner
Vivobarefoot —Bristol
- Hybrid work
- Analysis skills
- AI
- Communication skills
Global Revenue Growth Manager
Imperial Brands —Bristol
- AI
Director of Product & Merchandising
Vivobarefoot —Bristol
- Hybrid work
- Merchandising
- AI
- Leadership
HR Advisor
Enersys —Newport
- Full-time
- Remote
- Recruiting
- Contracts
- AI
7h
Research Associate / Senior Research Associate in Mathematical and Data Modelling
University of Bristol —Bristol
- £39,906 - £44,746 a year
- Full-time
- Doctoral degree
- Maths
- Machine learning
7h

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Data Scientist

Office for National Statistics -
Newport

Apply Now

Job details

Permanent | Full-time
£41,985 a year
13 days ago

Benefits

Company pension

Qualifications

Stakeholder liaison
Statistical analysis
Presentation skills
Distributed systems
Multidisciplinary collaboration
Data science
Data visualisation
Flask
AI
Leadership

Full job description

Details

Reference number

474158

Salary

£41,985

A Civil Service Pension with an employer contribution of 28.97%

GBP

Job grade

Senior Executive Officer

Contract type

Permanent

Type of role

Digital
Information Technology

Working pattern

Flexible working, Full-time, Job share, Part-time, Compressed hours

Number of jobs available

Location
About the job
Benefits
Things you need to know
Apply and further information

Location

The locations for this role are Newport and Titchfield (Fareham).

This role is aligned to ONS hybrid working principles, which are based on attending the office with purpose. The postholder will be expected to contribute to the organisations overall 40% office attendance, in line with business and role requirements.

The induction process for the role will be conducted in person.

Due to workforce controls you can only select Manchester / London / Darlington / Edinburgh if you are an existing ONS employee contracted to that location. If you are not contracted at one of these sites, these options are not available to you.

Only existing ONS contractual homeworkers can select Homeworking.

Applicants who select a location they are not eligible for will be removed from the recruitment process and will not be considered for alternative locations.

Please refer to attachments for further terms and flexibilities.

About the job

Job summary

Are you an experienced Data Scientist eager to make a real difference in the UK?

We're looking for Data Scientists to join us at the forefront of transforming the statistical landscape. This is your chance to apply your skills to solve complex challenges, leverage diverse data sources, and deliver insights that shape policy, enhance statistics, and drive innovation.

The Office for National Statistics (ONS) is the UKs largest producer of official statistics, covering a range of key economic, social and demographic topics. These include measuring changes in the value of the UK economy, estimating the size, geographic distribution and characteristics of the population, and providing indicators of price inflation, employment, earnings, crime and migration.

Job description

What we're looking for:

A self-motivated learner who's eager to constantly improve your data science skills and learn from colleagues and external sources.

A team player who thrives in a collaborative environment, working alongside analysts, digital experts, and stakeholders across the public sector.

Data science is a broad and fast-moving field spanning maths, statistics, software engineering and communications. Data scientists will often work as part of a multidisciplinary team, using data and analytics to inform and achieve organisational goals.

In these roles, you will lead teams that will:

Be inquisitive
Explore and visualise data
Make recommendations to address complex problems and to inform strategic and operational decision making
Use data ethically and appropriately
Be innovative and adaptable
Explore existing and new data using a range of statistical tools and techniques, such as machine learning, AI, and predictive analytics
Find patterns in data and transform them into organisational insight
Deliver analysis that is fit for purpose and appropriately assured

Responsibilities

Write clean, reusable code that adheres to best standards (Python, R, cloud platforms, and distributed computing environments).
Deliver innovative data science solutions, from modernising legacy systems to applying cutting-edge techniques to economic and social science problems.
Develop working software and data products for stakeholders, utilising cloud environments, APls, and user interfaces (e.g. Flask).
Manage stakeholder relationships, keeping them updated on progress and identifying risks.
Provide time/resource estimates for proposed work and assist in the development of colleagues' data science skills.
Work within a cross-disciplinary team to deliver impactful data science projects using Agile methodology.
Ensure your work addresses user needs and delivers tangible value for stakeholders.
Develop and apply advanced data science methods to produce innovative economic statistical products and to provide insights about the real-time economy.

Person specification

Essential Criteria:

Data engineering and manipulation (Practitioner)
Data Science Innovation (Practitioner)
Delivering Business Impact (Working)
Programming & Build (Practitioner)
Applied maths, statistics, and scientific practice (Practitioner)

Please see role profile attached.

Behaviours

We'll assess you against these behaviours during the selection process:

Working Together
Changing and Improving
Leadership

Technical skills

We'll assess you against these technical skills during the selection process:

Programming & Build

Benefits

Alongside your salary of £41,985, Office for National Statistics contributes £12,163 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides .

The Office for National Statistics is part of the Civil Service, and as such we share a number of key benefits with other departments, whilst also having our own unique offerings to support our valued colleagues across the organisation.

Whether you are hearing about us for the first time or already know a bit about our organisation, we hope that our careers site will give you a great insight into the benefits and facilities available to our colleagues, and our fantastic working culture.

This role is part of the cross-government Government Digital and Data (formerly DDaT) profession framework. As a role within Government Digital and Data (formerly DDaT) at the ONS, we also offer benefits such as:

Protected Learning Time to spend on your personal development and side-projects.

A supportive and active Community of Practice which you will be expected to contribute to, helping ensure you and your colleagues get the training, development and opportunities you need to progress your careers.

We are committed to supporting our peoples wellbeing by offering flexible ways of working that support a healthy work life balance. We are happy to explore opportunities with you about working flexibly in line with our hybrid working policies.

Inclusion & Accessibility

At ONS we are always looking to attract the very best people from the widest possible talent pool, and we are proud to be an inclusive, equal opportunities employer. As a Disability Confident Leader were committed to ensuring that all candidates are treated fairly throughout the recruitment process.

As part of our application process, you will be prompted to provide details of any reasonable adjustments to our recruitment process that you need. If you would like to discuss any reasonable adjustments before applying, please contact the recruitment team in the first instance.

If you would like an accessible version of any of the attachments or recruitment documents below or linked to in this advert, please contact the recruitment team who will be happy to assist.

Things you need to know

Artificial intelligence

Artificial intelligence can be a useful tool to support your application, however, all examples and statements provided must be truthful, factually accurate and taken directly from your own experience. Where plagiarism has been identified (presenting the ideas and experiences of others, or generated by artificial intelligence, as your own) applications may be withdrawn and internal candidates may be subject to disciplinary action. Please see our candidate guidance for more information on appropriate and inappropriate use.

Selection process details

This vacancy is using Success Profiles , and will assess your Behaviours, Experience and Technical skills.

Security Clearance

For ONS the requirement for SC clearance is to have been present in the UK for 3 consecutive years immediately prior to applying and the department will consider eligibility by exception on a case-by-case basis. You will be asked to provide information regarding your UK residency during your application, and failure to provide this will result in your application being rejected.

If you are unsure that you meet the eligibility above, please read the information available on Gov.uk this link,or contact the recruitment email on the advert before applying to discuss, as failure to meet the residency requirements will result in your security clearance application being rejected and any offer of employment being withdrawn.

At the point of SC application, you will need to provide or give access to the following evidence:

Departmental or company records (personnel files, staff reports, sick leave reports and security records)
UK criminal records covering both spent and unspent criminal records
Your credit and financial history with a credit reference agency
Security Services records

ONS is unable to offer visa sponsorship for this role. Applicants must have a valid right to work in the UK when employment commences. If you are currently in the UK on a time-limited visa, it must have at least 18 months remaining at the point of application.

To work at ONS, applicants must meet the Civil Service nationality requirements, satisfy UK right to work requirements and, where applicable, meet the relevant security clearance requirements.

If you are unsure whether you meet the appropriate right to work or security clearance eligibility criteria, please refer to the guidance on Gov.uk or contact the recruitment email provided in the advert before applying. Failure to meet these requirements will result in your application being rejected and employment offers being withdrawn.

Applicant Support

Number of Stages: 2 stage process

Stage 1: Application

Stage 2: Interview

Stage 1 Application

The assessment process at the application stage will be based on your work history, skills, experience, CV, and personal statement. It is important that your application is tailored to highlight the skills, knowledge, and experience relevant to the role.

A personal statement is required at application stage, it will state the maximum word count allowed 1250 words, which should not be exceeded. Where it is a requirement to make a personal statement, you should provide evidence for each essential skill criterion listed in the person specification. As these criteria are scored, it is advisable to give clear examples for each one, including the impact of your actions, ideally utilising the STAR technique (Situation, Task, Action, Result).

Please note that Success Profiles Behaviour examples are not required at this stage of the application process.

We will reach out post application before sift to conduct eligibility checks for SC Clearance.

When a high volume of applications are received, the sift pass mark may be adjusted. Candidates will be invited to interview based on their merit order, with those achieving the highest scores being prioritised. Applicants who score below the adjusted pass mark but still pass will be placed on hold and may be invited to interview at a later date.

Stage 2 Interview

If invited to interview, you will be assessed using techniques aligned with the Civil Service Success Profiles framework, covering all behaviours listed in the job advert and any required technical skills.

Interviews may be in person or via Microsoft Teams.

There will be a presentation at interview against "Programming & Build"

A reserve list may be held for a period up to 12 months from which further appointments may be made.

Sift will be conducted from 01/09/2026
Interviews will be conducted in the from 14/09/2026

Please note that all campaigns may be subject to withdrawal at any stage if the internal resource position changes.

For the full terms and conditions of the post, please see attachment.

Near Misses

We often have similar roles available at different grades. If a candidate is suitable for a similar role or a lower grade than they have applied for, we may offer the candidate that role without the need to go through a further selection process providing the role has the same behaviours and essential skills.

Feedback will only be provided if you attend an interview or assessment.

Security

Successful candidates must undergo a basic (or equivalent) criminal record check.

Successful candidates must meet the security requirements before they can be appointed. The level of security needed is security check .

See our vetting charter .

People working with government assets must complete baseline personnel security standard (opens in new window) checks.

Nationality requirements

This job is broadly open to the following groups:

UK nationals
nationals of the Republic of Ireland
nationals of Commonwealth countries who have the right to work in the UK
nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities with settled or pre-settled status under the European Union Settlement Scheme (EUSS)
nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities who have made a valid application for settled or pre-settled status under the European Union Settlement Scheme (EUSS)
individuals with limited leave to remain or indefinite leave to remain who were eligible to apply for EUSS on or before 31 December 2020
Turkish nationals, and certain family members of Turkish nationals, who have accrued the right to work in the Civil Service

Further information on nationality requirements

Working for the Civil Service

The Civil Service Code sets out the standards of behaviour expected of civil servants.

We recruit by merit on the basis of fair and open competition, as outlined in the Civil Service Commission's recruitment principles .

The Civil Service embraces diversity and promotes equal opportunities. As such, we run a Disability Confident Scheme (DCS) for candidates with disabilities who meet the minimum selection criteria.

The Civil Service also offers a Redeployment Interview Scheme to civil servants who are at risk of redundancy, and who meet the minimum requirements for the advertised vacancy.

Diversity and Inclusion

The Civil Service is committed to attract, retain and invest in talent wherever it is found. To learn more please see the Civil Service People Plan and the Civil Service Diversity and Inclusion Strategy .

Apply and further information

This vacancy is part of the Great Place to Work for Veterans initiative.

Once this job has closed, the job advert will no longer be available. You may want to save a copy for your records.

Contact point for applicants

Job contact :

Name : [email protected]
Email : [email protected]

Recruitment team

Email : [email protected]

Further information

If you feel your application has not been treated in accordance with the Recruitment Principles and you wish to make a complaint, in the first instance, you should contact [email protected]. If you are not satisfied with the response you receive from the Department, you can contact the Civil Service Commission

Apply Now

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Reference number

Salary

Job grade

Contract type

Type of role

Working pattern

Number of jobs available

Contents

Location

About the job

Job summary

Job description

Person specification

Behaviours

Technical skills

Benefits

Things you need to know

Artificial intelligence

Selection process details

Security

Nationality requirements

Working for the Civil Service

Diversity and Inclusion

Apply and further information

Contact point for applicants

Job contact :

Recruitment team

Further information