Lead Data Scientist jobs in St Albans

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.

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.

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...

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.

You will be responsible for managing multi-disciplinary teams, ensuring technical excellence, and maintaining strong client relationships. This is a client-facing, hands-on delivery role with opportunity for career progression, working on high-profile, fast-paced projects with global clients.

You will have the flexibility you need to do your best work with hybrid work options.

A UK branded business is seeking a Category Manager to drive insights for a leading kids snacking brand. The successful candidate will analyze shopper data, build relationships with retailers, and make actionable recommendations. This role offers a salary of £55,000 plus bonus and benefits, with a hybrid work model based in St Albans. Clear career progression is available within a collaborative...

A global coffee brand is seeking a Senior Agile Delivery Manager for Data Platforms in St Albans, United Kingdom. This role focuses on aligning delivery with organizational goals, managing risks across delivery streams, and leading multiple agile teams. The ideal candidate will be thoroughly versed in agile methodologies and experienced with Azure Databricks and SQL. This position offers a...

A UK charity organization in St Albans seeks a Business Compliance Manager to oversee compliance and data protection. The role mandates prior experience in compliance and a proactive approach to driving positive changes within the organization. Responsibilities include developing policies, managing data agreements, and ensuring compliance with health & safety statutes. This is a 12-month...

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...

Principal Grafana Network Analytics Engineer Edinburgh, UK | Fully Remote (UK-based) Engineering | Cyber Security £95,000 & Benefits Ever wanted your dashboards to actually defend the internet? This role does exactly that. I’m recruiting on behalf of a high-growth cyber security technology company that protects some of the world’s most critical online services from large-scale DDoS and...

You will:Lead a small, specialist teamHold a reduced caseload focused on complex clientsWork closely with health services, delivery partners and employersDeliver outcomes using an evidence-based Supported Employment modelThis is an opportunity to shape a service from the ground up and make a genuine difference to people’s lives.

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,...

You will work predominantly on opportunities in the UK and when needed across EMEA.

You will be an evangelist for Multicloud, Data & AI and Resiliency & Security services solutions within Dell Technologies and in the market. You represent Dell Technologies Services in the Dell Technologies organization through internal presentations, programs, community/practice leadership, training and enablement.

At Costa Coffee, we are what we craft. We’re reimagining coffee experiences in over 50 countries and counting, as a key part of the Coca-Cola System. Whether you get your coffee in a store, from a machine, at home, or on the go – we’ve got you covered. Our teams make a difference. Whether that’s working on new tech for the perfect pour, helping our teams grow, creating award-winning campaigns,...

Location: Remote (Europe & Ukraine) / Hybrid (St. Albans, UK) Department: Data & Technology Reports To: Data Engineering Lead Company: Traffic Label About Traffic Label Traffic Label is a performance marketing and technology company with nearly two decades of experience in iGaming and digital entertainment. We build data-driven platforms that power smarter marketing, automation, and...

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.

Job Description At Costa Coffee, we are what we craft. We’re reimagining coffee experiences in over 50 countries and counting, as a key part of the Coca-Cola System. Whether you get your coffee in a store, from a machine, at home, or on the go – we’ve got you covered. Our teams make a difference. Whether that’s working on new tech for the perfect pour, helping our teams grow, creating...

You will have the flexibility you need to do your best work with hybrid work options.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. At Costa Coffee, we are what we craft. We're reimagining coffee experiences in over 50 countries and counting, as a key part of the Coca-Cola System. Whether you get your coffee in a store, from a machine, at home, or on the go - we've got you covered. Our teams make a difference. Whether that's...