Principal 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 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.

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...

Job Description Join a leading consultancy delivering transformative engineering solutions across the nuclear, renewable energy, and high-energy industrial sectors - including data centres and hydrogen production facilities.This is a senior opportunity to shape nationally significant projects, from supporting the UK's nuclear fleet and advancing Small Modular Reactor (SMR) technologies, to...

Job Description Principal Geotechnical Engineer (Warrington) Reference: BY93716 Salary: £40,000 - £50,000 Are you a Geotechnical Engineer seeking the next step in your career? An innovative and expanding ground investigation team near Warrington are looking to bring a ground investigation specialist into their expanding team. With excellent career progression opportunities, support to...

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,...

Job Description My client is a well-established business who have developed a reputation for providing excellent quality mechanical and electrical building services design, positioning themselves as preferred design consultants for a host of prestigious clients across a range of sectors. To kickstart 2026 they are introducing Data Centre work and they are looking for a Senior/ Principal/...

Job Description Hybrid Working - 2 days WFH Senior role to lead a small, existing team Grown up culture with full autonomy Free parking Early finish on Friday Stable company with an excellent reputation US hours - 11-7pm A Senior/Principal/Lead 360 Consultant for our US division. This is key to the companies strategy over the next couple of years, so they're keen to hire a future leader...

You will be working alongside a multi-disciplinary team of water project experts on a range of capital delivery projects.

You will have a substantial opportunity to contribute towards optioneering, outline, and detailed design expertise across various frameworks.

You should demonstrate the ability to work independently and as part of a collaborative team sharing knowledge and best practice

You will join a people-focused digital consultancy supporting data-driven services across the UK public sector.

You will work within agile, multidisciplinary teams alongside data scientists, platform engineers, and stakeholders to build robust data processing systems in secure environments.

Job Description Job Title: Senior / Principal Hydraulic Modeller Salary: £45,000 - £65,000 (dependent on experience) Location: Leicester, Leeds or Manchester (other UK locations considered) Type: Permanent | Hybrid About the Role: This is an exciting opportunity to develop innovative solutions addressing key environmental issues such as flood risk and wastewater management. You'll lead and...

About Intellias Intellias is a European-founded AI, Data and Software Development company with global delivery capability across Europe, India and Latin America. For more than 20 years, we've empowered our customers to embrace innovation at scale and contributed to the success of the world's leading brands. The company is featured in the Inc 5,000 Europe and IAOP Global Outsourcing...

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 Chelsea.hackett@searchability.com WHO WE ARE: We are a thriving agency in Liverpool looking to recruit a Data...

This is a rare opportunity to join at the start of something big. The excitement of a startup with the security of a big, established company. We are helping a large UK-owned software group to build and scale a world-class, AI-first engineering organisation in Manchester. They have very ambitious plans and the budget to make it happen. As one of the first and most important hires, they are...

Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. This role requires deep expertise in Linux networking data path and...

You will operate as a technical authority, working closely with senior engineering, product, and technology leaders. Your focus is end-to-end solution architecture, not diagram production.

You should be comfortable: - Working across product, xwwtmva engineering, and senior stakeholders

We are a leading provider of pharmacovigilance analytics software for the pharmaceutical industry, delivering innovative, data-driven solutions that help clients enhance drug safety, regulatory compliance, and operational efficiency. We are seeking a Consulting Technology Project Manager to manage client implementation projects for our Pharmacovigilance SaaS solutions. The ideal candidate...

You will have a strong health and safety culture with experience of operating safe systems of work, be ambitious, enthusiastic and have good communication skills. Our team is based across the UK working on a variety of projects, therefore flexibility, overnight stays plus occasional night work may be required.

Job Description Our client is a well-established business who have developed a reputation for providing excellent quality mechanical and electrical building services design, positioning themselves as preferred design consultants for a host of prestigious clients across a range of sectors. To kickstart 2026 they are introducing Data Centre work and they are looking for a Senior/ Principal/...

You will have a strong health and safety culture with experience of operating safe systems of work, be ambitious, enthusiastic and have good communication skills. Our team is based across the UK working on a variety of projects, therefore flexibility, overnight stays plus occasional night work may be required.