Senior Data Architect

Sainsbury's Bank; Greater London; On-site; GBP 44,000 - 84,000; Full time

Benefits offered by this job

Colleague discount

Pensions

Life cover

Bonus potential

Holiday

Healthcare

Family leave

Job summary

Sainsbury's Bank is seeking an experienced Data Architect to bring order to enterprise-scale reporting and data usage. You will own conceptual, logical and physical modelling and drive consistency with partner consultancies across complex data ecosystems.

In agile, cross-domain teams you will shape data solutions, mentor consultancy resources, and lead governance decisions to align with North Star architecture and data governance across the data ecosystem.

Qualifications

• Experienced Data Architect with enterprise-scale modelling expertise.
• Deep knowledge of conceptual, logical and physical modelling.
• Proven ability to govern data models with partner consultancies.
• Strong business process understanding and capability to drive data strategy.
• Expertise in data warehousing, modern architectures and Data Vault.
• Familiarity with 3NF, dimensional modelling and governance forums.
• Up-to-date with industry trends like Data Mesh and North Star architecture.
• Excellent communication and mentorship skills across teams.

Responsibilities

• Design and build leading-edge data solutions and models.
• Custodian of data models; work with engineering to shape products within the data architecture.
• Work in agile, multi-domain teams to deliver at pace.
• Collaborate with Product, Engineering and business stakeholders to deliver data solutions.
• Triaging requirements, assess impact, and estimate changes to data models.
• Develop and enhance logical and physical data models per new requirements.
• Align modelling across domain delivery teams on a day-to-day basis.
• Ensure data models meet Data Architecture standards and principles.
• Create data solutions meeting business needs and end-state architecture.
• Document, communicate, update and centrally manage data models.
• Lead design decisions in governance forums; influence across teams.
• Develop data modelling principles, standards and tools.
• Provide technical leadership and mentorship to partner resources.
• Escalation route for data model issues; coordinate with Domain and Enterprise Architects.

Skills

Data modelling

Data warehousing

3NF modelling

Data Vault

North Star architecture

Stakeholder management

Mentorship / leadership

Communication

Governance & standards

Tools

Data Vault

Agentic AI

AI

MCP

XP

Job description

Salary: £44,000 - 84,000 per year

Requirements

• We need an experienced Data Architect with a passion for creating order within reporting structures for democratised usage at enterprise scale.
• We need in-depth expertise in data modelling, including conceptual, logical and physical modelling.
• We need strong experience working closely with partner consultancies to ensure data models are consistent, accurate and aligned with data architecture standards.
• We need curiosity and drive to understand business processes and the data they generate, and to use this data to drive business value through effective data strategies and alignment to North Star architecture.
• We need expertise in data warehousing and end-to-end analytical architecture.
• We need comfort with different modelling methodologies, including 3NF, dimensional and Data Vault.
• We need to stay abreast of the latest industry developments across data, including Medallion Architecture, Data Mesh, Generative and Agentic AI, and MCP.
• We need strong communication and influencing skills to drive the implementation of data design best practice at engineering and product manager levels within and across teams in the Data Ecosystem.
• We need a good understanding of North Star Architecture and the ability to lead and influence design decisions across governance forums.
• We need experience providing technical leadership and mentorship to partner consultancy resources.

Responsibilities

• Design and build leading-edge data solutions and models.
• Act as custodian of our data models and work closely with engineering teams to shape and design new products and services within an overall data architecture for the area.
• Work in agile and empowered teams across multiple domains to deliver products at pace.
• Work with Product, Engineering and business stakeholders to ensure the best data solutions are delivered across domains.
• Triaging new requirements, provide impact assessments, and estimate effort for amending data models in line with solution designs and requirements.
• Develop and enhance logical and physical data models in line with new requirements.
• Define and align modelling across domain-aligned delivery teams from a physical and logical perspective on a day-to-day basis.
• Ensure data models developed across the Data Ecosystem meet the appropriate standards and principles defined within Data Architecture.
• Create data solutions that meet business needs and move towards the end-state architecture.
• Ensure data models are documented, communicated, updated and centrally managed across brand-aligned domains.
• Lead and influence design decisions across governance forums.
• Own and develop data modelling principles, standards and tools across all teams.
• Provide technical leadership and mentorship to partner consultancy resources.
• Act as an escalation route to help resolve issues pertaining to data models.
• Work closely with Domain and Enterprise Architects to agree critical architecture design decisions that impact the data model and data architecture.

Technologies

• Agentic AI
• AI
• Architect
• Data Vault
• MCP
• Product Manager
• Support
• XP

More

We are a multi-channel, multi-brand business serving millions of customers a day, with the UKs largest loyalty scheme and an ever-evolving set of digital platforms. Our scale means more than 1.2 billion transactions each year and a data set with exceptional depth and complexity. We build scalable, high-performance products using cutting-edge technology, including our award-winning Smartshop app, and work in an inclusive, agile environment where curiosity, experimentation and real-world problem solving are encouraged. You will join us in a modern software engineering environment with significant investment in standards and principles, opportunities to work across AI and reusable technology, and a strong focus on development, flexible working, wellbeing and a wide range of benefits including colleague discount, pensions, life cover, bonus potential, holiday, healthcare and family leave. Full time.