Senior Data Scientist jobs in Warrington

You will work across a variety of complex analytical problems, owning experimentation end-to-end—even when ideal conditions such as user randomisation or high statistical power are not present.

You will work on modernizing authentication and login experiences across multiple consumer applications, helping drive growth through high-quality user experience, experimentation, and data-driven decision making. This is a collaborative role, working closely with engineers, product managers, and cross-functional partners in a fast-paced environment.

You will design and build the systems that identify the signals that matter most for visibility, the retrieval and embedding architecture that feeds the models, the ranking and scoring framework that prioritises actions and the evaluation layer that measures how different LLMs behave across queries, surfaces and contexts.

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We're working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They're now investing further in their...

Our client is an industry leading market-research company who use data-driven insights to provide unique and actionable data for some of the world's most recognised brands. Over the last 12 months they've experienced a period of rapid growth and they are positioned to continue this growth for the foreseeable future so it's an ideal time to join the team. They need a strong Data Scientist to...

You will work on real production problems rather than research-only work, owning models from first iteration through to live deployment.

You will collaborate closely with other data scientists, data engineers, and DevOps, with the freedom to shape how GenAI and ML are used across the platform.

Reports to: Technology Director / Executive Sponsor Location: Remote with occasional travel to London (2 times a month) Contract: Full-time, permanent Base Salary: £70,000 – £80,000 location and experience dependent + 10% company bonus scheme and sales commission scheme Why This Role Exists Serve Legal is entering a new chapter: evolving beyond compliance auditing into AI enabled,...

Role – Senior Lead Analyst Data Science Technology – Core Python, Data Science, GEN AI Location – Chester or Bromley Job Description Infosys is seeking a Senior AI/ML & Generative AI Engineer with deep expertise in designing, developing, and deploying advanced AI solutions. This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures....

Senior Data Engineer | Remote (UK or Europe) A leading prop trading firm is hiring a Senior Data Engineer to take ownership of their trading and market data infrastructure. Operating globally with connectivity to dozens of exchanges, the firm executes millions of trades daily with data playing a mission-critical role in every aspect of the business. This is a high-impact, high-autonomy role in...

You will be a key technical authority for Terraform across our Azure Data and AI platforms. What You'll Be Doing In this role, you will: - Own and lead Terraform-based infrastructure design for Azure, ensuring scalability, security, and compliance by default. - Develop and maintain advanced Terraform modules, standards, and patterns used across multiple teams and environments.

Technology Recruitment Consultant Working Pattern: Remote-first (UK) Sector Focus: AI, Quantitative, Engineering The Opportunity: An established technology recruitment business is growing its delivery capability and is looking to add experienced recruiters to the team. The firm works exclusively with venture-backed startups and scaling technology companies, supporting highly technical hiring...

You will partner closely with consultants, domain experts, and junior data scientists to turn client data into robust models, reusable assets, and decision‐ready insights. Based in Warrington or London England with some remote flexibility, you will help shape our technical approaches, uplift data science practices, and ensure solutions are production‐aware and business‐relevant.

You will also be tasked to improve the analysis and visualisation of data as well as determine improvements to the efficiency and effectiveness of the Hair Category capability through the optimisation of instrumentation, methods and data handling processes, and the building of links between objective measures of performance and consumer perception.

Data Engineer - Opportunity for a Data Engineer to join an exciting Internet Marketing Agency in Liverpool - Salary up to £50,000 + some fantastic benefits including hybrid working, a collaborative environment and private health insurance - Apply online or contact Chelsea Hackett via [email protected] WHO WE ARE: We are a thriving agency in Liverpool looking to recruit a Data...

A leading energy solutions provider in the UK is seeking an experienced Senior Scientist to enhance nuclear processes. The ideal candidate has a background in nuclear chemistry and materials science, alongside proven project management and mentoring skills. Join this role to lead research projects and foster collaboration within the industry, all while upholding safety standards. A university...

Job Description Company description: At Rathbones, we help people invest their money well, so they can live well. That means more than financial returns its about helping people feel confident in their decisions and supported in their future. We dont just manage money, we guide people through lifes big moments, helping them stay on track and focus on what matters most. Were proud to be one of...

You will actively seek out and meet with Recruitment teams, Directors, line managers, and other key stakeholders.

You will be recruiting the best and most experienced candidates for permanent roles within this busy sector.

You will also be supported and mentored throughout your Recruitment journey by our very experienced staff.

THE OPPORTUNITY: Lead RevOps Strategist & Platform Specialist, Data Center (remote role UK or Spain) Job Summary: Iron Mountain is seeking a highly experienced, proactive, and strategic Lead RevOps Strategist & Platform Specialist to join our IMDC Global Services team in the UK or Spain (remote role). The Lead RevOps Strategist & Platform Specialist will serve as the pivotal link between our...

Senior Scientist - Nuclear Chemistry and Materials Company Description Veolia Nuclear Solutions UK's vision is to work collaboratively to produce world class technical solutions that support a cleaner and safer planet. Job Description We are seeking an experienced and adaptable Senior Scientist with a strong background in nuclear chemistry and materials science. The ideal candidate will have a...

A global enterprise is seeking a Senior Data Scientist to join their Artificial Intelligence Practice Team in Warrington. In this full-time role, you will design and deliver analytics and machine learning solutions while leading and mentoring junior data scientists. Candidates should possess strong Python skills, have extensive experience in data science, and have the ability to communicate...