382 Senior Data Scientist jobs in the United Kingdom

Data Scientist

£60k - £75k

Cheltenham or London (>50% WFH, the rest is spent in your closest office or visiting clients)

Will gain a security clearance (must be eligible)

My client are a fast growing SME who supply data and cyber security services into the public and private sectors.

They are looking to hire a Data Scientist to join their team, and support on a range of projects, into a range of clients and sectors.

You will be working on important government projects as part of the role, so will gain a security clearance (must be eligible ).

If you are to be considered for the role, you must have experience of Data Science in a professional environment where you have been a go-to figure for junior staff . You must also be a confident speaker, having worked in a client facing, advisor or consultancy environment. Strong ability with technologies/skills like Python (and other coding language), Cloud infrastructure, CI/CD, database technologies (SQL or NoSQL) .

If the above is a good match for your background and what you are interested in then please send a CV to or message me on WhatsApp if you have any questions

We’re reimagining work/life balance – and you could be part of it.

At OFG, we're proud to be part of the 4-Day Working Week trial – a bold step toward giving our teams more time to recharge, refresh, and enjoy life outside of work.

That means you could be working 80% of your usual hours, while still earning 100% of your pay.

If the trial proves successful, we’ll roll out the 4DWW across the Group – making now the perfect time to join #TeamOFG and help shape the future of work.

Job Title: Data Scientist

Salary: TBC

Location: Hybrid - Bolton (2 days in office per week)

Contract: Fixed Term Contract- 15 Months

Hours: 37.5 hours per week, Mon-Fri 9-5

The role

Make a difference and advance your career by helping deliver some of the UK’s leading special education provider, change futures for vulnerable children and young people across the country.

You’ll join a talented team of dynamic and driven professional problem solvers; creative thinkers and solutions builders. At a certified Great Place to Work®, you’ll experience a dynamic and nurturing environment that rewards initiative and flexibility and enjoy a career path tailored to your own aspirations.

You will:

• Have the opportunity to use advanced data science and machine learning methods to generate insights that inform strategic and operational decisions.
• Work with diverse datasets, from structured to unstructured text, to identify trends, risks, and opportunities that improve outcomes for our learners.
• Develop analytical models and tools that support planning and decision making across our education settings.
• Collaborate closely with educators, clinicians, and leaders to align data science outputs with the needs of our students and staff.
• Help establish and embed best practices in data science, supporting the growth of an emerging data science team.

Skills and experience

• Strong knowledge of data science and machine learning methods, including emerging techniques
• A proven track record of translating these methods into production workflows with scalable, maintainable infrastructure.
• Proficiency in natural language processing techniques and methods, and experience applying them to real-world applications
• Strong foundation in statistical methods
• Deep expertise with a modern data science programming language (Python/R), with the ability to write clean and efficient code.
• Experience with cloud deployments (ideally Azure) to build, scale and maintain data science solutions and pipelines.
• Proficiency in SQL for data extraction, transformation, and analysis across relational databases.
• Experience with a Business intelligence tool (such as Cognos/Power BI)

Desirable

• Commercial experience adapting, operationalising and monitoring generative AI/LLM models
• Familiarity with education or healthcare analytics and data

Why join Outcomes First Group?

About the Group

Outcomes First Group is the largest independent provider of high quality special needs education and care. We are a vital part of local communities in England, Scotland and Wales with a renowned reputation for quality and positive outcomes for the people we educate and care for.

We are really proud to say that in 2024, Outcomes First Group were officially certified as a ‘Great Place to Work’ for the fifth year running.

Our divisional brands include Acorn Education, Options Autism, Blenheim Schools and Momenta Connect.

Our Vision

Empower every child, whatever their ability, with a world-class education that nurtures potential, inspires lifelong learning, and equips them to thrive in a diverse and evolving world.

Our Mission

We commit to unlocking our pupils’ potential through personalised learning, innovation, and opportunity, supporting growth and aspirations.

Our Promise

We Listen.

We never assume.

We work together.

To make the remarkable happen.

We are accountable.

To each other and for one another.

Benefits

Your health and wellbeing are important to us, so you’ll get an exceptional reward package including:

• Life Assurance
• Pension scheme with options to increase your contributions
• “Your Wellbeing Matters” – access to a wide range of first-class mental health support services and physical health checks
• Family Growth Support - inclusive benefits package covering enhanced maternity and paternity leave, along with paid fertility treatment support.

And a market-leading benefit offering through our Flexible Benefits Platform, Vista, enables you to choose the package that’s right for you, including:

• A wide range of health, wellbeing, and insurance benefits
• 100’s of discount options valid in the UK and abroad
• Cycle to Work Schemes
• Electric Car Purchase Scheme
• Critical illness cover

We are committed to safeguarding and promoting the welfare of children and young people and we expect all employees to share this commitment and undertake appropriate checks.

All applicants will be subject to social media checks and successful applicants to a fully enhanced DBS.

We are an Equal Opportunities Employer.

Please note: 4DWW is subject to successful completion of your probation period and is not a contractual benefit.

We reserve the right to close the vacancy early if we receive a high volume of suitable applications.

Outcomes First Group is committed to carrying out a fair, thorough and efficient recruitment process in line with Keeping Children Safe in Education. Whilst we aim to keep applicants informed throughout, Outcomes First Group does not accept liability for any loss of earnings or other associated costs incurred by applicants as a result of delays or changes in the compliance process. All stages of the compliance process are subject to necessary safeguarding checks and compliance with statutory requirements, which may affect timescales.

Job Title: Data Scientist

We're looking for a sharp, strategic Data Scientist to lead the development of scientific standards for evaluating competitor data-especially market share insights. You'll design methods to improve reliability, support senior leaders with actionable intelligence, and mentor colleagues across projects and domains.

What you'll do:
* Build models to assess and replace costly market share data sources
* Advise teams and elevate data capabilities across the business
* Drive competitor insight strategies for high-impact decision-making
Key skills: Python, SQL, Data Modeling, Machine Learning, Market Research, Big Data, Operations Research

Hybrid: London 2 days

Day Rate: Outside

Please send me your CV to (url removed)

Contract Opportunity: Data Scientist

Contract Details
* Duration: Initial 6 months
* Start: Immediate (subject to BPSS clearance)
* Status: Inside IR35
* Location: Remote (UK-based only)
* Hours: 7.5 per day

Core Skills Required

* Python
* R
* SQL

* Must have Oracle Experience and have worked at the NHS

Additional Technical Skills
* C++
* PL/SQL
* Ability to navigate and work effectively within Oracle environments

Typical Outputs Expected
* Define and assess service performance outcomes
* Apply analytical techniques to healthcare contexts
* Collaborate with teams to establish performance metrics and reporting tools
* Present analysis and visualisations to both technical and non-technical audiences
* Provide tactical recommendations based on data insights

Please send me a copy of your CV if you meet every requirement

Join a dynamic tech company at the forefront of data and AI innovation as they work with Hays to add a skilled Data Scientist to deliver impactful analytics solutions and collaborate with clients across diverse industries. Based close to Belfast City, this company has an excellent reputation and offers a work environment that fosters progression. Do you have strong Python and ML experience? Have you worked in an Agile environment? This could be the next step for you!

Requirements:

• Strong Python and ML experience.
• Familiarity with Agile and Git.
• Bonus: NLP, computer vision, cloud-native tech.

Key Responsibilities:

• Design and implement data science solutions.
• Collaborate with teams and stakeholders.
• Apply machine learning and write clean, testable code.

Perks:

• 35 days leave + flexible working.
• Private health insurance & pension.
• Gym membership contribution.
• Development support & hybrid setup.

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Junior Data Scientist / Data Engineer
London (Hybrid - 2 Days in Office per Week)
Permanent - 60,000

Ready to grow your career in data science?

This is a greenfield opportunity in the media tech space - perfect for someone early in their data career who wants to build, not just maintain. You'll be involved from day one, shaping systems and workflows from scratch and making a real impact with hands-on work in automation, data extraction and transformation, and feeding data into LLMs (Large Language Models).

What We're Looking For:

• Ideally 2 years' experience in data science or data engineering, or a strong academic background (e.g., Computer Science, Maths, Physics) with some hands-on data project experience.
• Strong problem-solving mindset and a genuine curiosity for applying data to real-world challenges.
• Interest in modern tools and technologies, with a drive to learn and grow.

What You'll Be Doing:

• Working on end-to-end data workflows from collection to transformation and model integration
• Helping to architect and implement data systems from the ground up
• Collaborating in a supportive team environment using modern tech

This is a role with room to learn, contribute, and make a difference - ideal for someone looking to take their skills to the next level in a fast-moving, tech-driven environment.

If you are looking and interested to find out more information, please apply with a copy of your CV

• Design, build, and deploy Python-based AI applications.
• Research and prototype advanced GenAI techniques, including fine-tuning, prompt engineering, RAG, and agentic systems.
• Develop LLM-assisted frameworks and contribute to scalable AI architectures.
• Write clean, maintainable, and well-documented code.
• Implement testing pipelines and evaluation frameworks.
• Collaborate with data scientists, software engineers, and domain experts to deliver high-impact solutions.

• Expert-level Python programming with libraries such as NumPy, Pandas, Scikit-learn, LangChain, LlamaIndex, and Azure AI Foundry.
• Strong experience with Azure and generative AI R&D.
• Practical knowledge of GenAI techniques including prompt orchestration, retrieval methods, and agentic frameworks (e.g., LangGraph, Semantic Kernel Agents).
• Ability to write production-ready code and apply robust quality control.
• Familiarity with software engineering best practices including version control, testing, and deployment.

• Experience building optimized AI workflows.
• Deep understanding of Microsoft Azure AI services.
• Strong data analytics and visualization skills (Excel, Alteryx).
• Awareness of Responsible AI principles.

Contract Opportunity: Data Scientist

Contract Details
* Duration: Initial 6 months
* Start: Immediate (subject to BPSS clearance)
* Status: Inside IR35
* Location: Remote (UK-based only)
* Hours: 7.5 per day

Core Skills Required

* Python
* R
* SQL

* Must have Oracle Experience and have worked at the NHS

Additional Technical Skills
* C++
* PL/SQL
* Ability to navigate and work effectively within Oracle environments

Typical Outputs Expected
* Define and assess service performance outcomes
* Apply analytical techniques to healthcare contexts
* Collaborate with teams to establish performance metrics and reporting tools
* Present analysis and visualisations to both technical and non-technical audiences
* Provide tactical recommendations based on data insights

Please send me a copy of your CV if you meet every requirement