Data Architecture Assistant Manager, UK Deloitte Data Office

Deloitte LLP; Cardiff, City of Edinburgh, Birmingham; Hybrid; GBP 45,000 - 60,000; Full time

Job summary

A leading professional services firm in Cardiff is seeking a highly motivated Data Architecture Assistant Manager. In this role, you will design robust data architecture solutions and ensure compliance with data governance practices, particularly in the context of AI. The ideal candidate has experience with data modelling, database technologies, and a bachelor’s degree in a relevant field. This position offers the opportunity to work with cutting-edge data technologies in a hybrid work environment.

Benefits

Hybrid working policy

Professional development opportunities

Qualifications

• Foundational understanding of database technologies such as relational databases and data lakes.
• Familiarity with data governance frameworks and data quality management.
• Understanding of AI/Machine Learning concepts and data requirements.

Responsibilities

• Assist in the development and maintenance of data architecture frameworks and standards.
• Support the design of data models for various business domains.
• Contribute to the selection of data technologies and platforms.

Skills

Data architecture principles

Data modelling

SQL

Python

Education

Bachelor’s degree in computer science or related field

Tools

Azure

AWS

Tableau

Kafka

Job description

Business Line

Enabling Functions

Job Type

Permanent / FTC

Date published

28-Nov-2025

21380

Connect to your Industry

The Deloitte UK Data Office is at the heart of our data strategy, driving the firm's ambition to harness the power of data for insightful decision-making and innovative solutions. We are responsible for establishing robust data governance frameworks, ensuring data integrity, and fostering a data-driven culture across the organisation. In an era where data fuels every algorithm and machine learning model, our work is foundational to Deloitte's advancements in Artificial Intelligence (AI), including cutting-edge Generative AI (GenAI) and Agentic AI initiatives.

We ensure that Deloitte's data is a trusted asset, enabling informed strategies and operational excellence across all our businesses and Enabling Functions.

The Data Office not only ensures that data in the firm flows through the Deloitte Data Lifecycle, but that it does so with high levels of compliance and optimisation, so that the firm gets ever increasing value from its data assets. This enables us to:

• More easily meet ourclientandregulatoryobligations.
• Reuse ourknowledge- leverage what we know, and increase the pool of accessible, meaningful, re-usable data.
• Empower ourpractitionersthrough data - make high quality data available to practitioners when they want, provisioned in a secure, fit for purpose manner.
• Align globally, within NSE and across UK firm.

Connect to your career at Deloitte

Deloitte drives progress. Using our vast range of expertise, we help our clients' become leaders wherever they choose to compete. To do this, we invest in outstanding people. We build teams of future thinkers, with diverse talents and backgrounds, and empower them all to reach for and achieve more.

What brings us all together at Deloitte?It’show we approach the thousands of decisions we make everyday. How we behave, our beliefs and our attitudes. In other words: our values. Whatever we do, whereverwe arein the world, welead the way,serve with integrity, take care of each other ,fosterinclusion, andcollaborate for measurable impact. These five shared values lead every decision wemake and action we take, guiding us to deliver impact how and where it mattersmost .

Connect to your opportunity

We are seeking a highly motivated and detail-oriented Data Architecture Assistant Manager to join our dynamic team. This is an exciting opportunity to contribute to the foundational data landscape of a leading professional services firm, playing a crucial role in shaping how Deloitte UK manages, governs, and leverages its data, particularly in the rapidly evolving age of AI.

You will work closely with the Head of Data Architecture and other data professionals to design, implement, and maintain robust data architecture solutions that support our strategic objectives, including the ethical and effective deployment of AI. This role offers significant exposure to cutting-edge data technologies, complex business challenges, and the chance to influence data practices across a large enterprise.

• Assist in the development, documentation, and maintenance of data architecture frameworks, standards, and roadmaps.
• Support the design of conceptual, logical, and physical data models for various business domains and applications.
• Contribute to the evaluation and selection of data technologies and platforms, including data warehousing, data lakes, and streaming solutions.
• Provide input into data dictionaries and ensure data architecture aligns with organisational standards.

Stay abreast of industry trends, emerging data technologies, and best practices in data architecture, data governance, and AI data management.

Data Governance in the Age of AI

• Support the implementation and adherence to data governance policies, focusing on data quality, metadata management, data lineage, and data security.
• Help define and enforce data governance standards for data used in AI/Machine Learning (ML) models, ensuring data integrity, bias mitigation, and explainability.
• Assist in establishing processes for data classification, ownership, and access control, with a keen eye on the ethical implications of data use for AI.
• Contribute to ensuring data architecture and governance practices comply with relevant data protection regulations (e.g., GDPR) and emerging AI ethics guidelines and regulations.

• Support the integration of diverse data types, including unstructured data, into governance frameworks to support AI systems.

Documentation & Standards

• Develop and maintain comprehensive documentation for data models, data flows, data dictionaries, and architectural decisions, ensuring clarity and transparency, including for AI system data provenance.

Stakeholder Collaboration

• Work effectively with business analysts, data engineers, data scientists, and other IT professionals to translate business requirements into robust data architecture solutions.
• Communicate complex data concepts clearly to technical and non-technical audiences.
• Identify opportunities for process improvements and innovation within the data architecture domain.

Connect to your skills and professional experience

Required Skills & Experience

• Foundational understanding of data architecture principles, data modelling (conceptual, logical, physical), and database technologies (e.g., relational databases, NoSQL, data warehouses, data lakes).
• Familiarity with data governance frameworks, data quality management, and metadata management concepts.
• An understanding of AI/Machine Learning concepts and their associated data requirements and challenges.
• Proficiency in SQL and experience with at least one programming language (e.g., Python, Java).
• Excellent analytical, problem-solving, and communication skills.
• Ability to work collaboratively in a team-oriented environment.

Skills & Experience

• Experience with cloud data platforms (e.g., Azure, AWS, GCP).
• Knowledge of data streaming technologies (e.g., Kafka).
• Familiarity with data visualisation tools (e.g., Tableau, Power BI).
• Understanding of ethical AI principles and responsible AI frameworks.
• Experience in a professional services environment.

Desirable Qualifications

• A bachelor’s degree in computer science, Information Systems, Data Science, or a related quantitative field.

Connect to your business - Enabling Functions

Collaboration is central to everything we do at Deloitte. From IT to HR, marketing and more, our teams help to support the wider business in everything they do. Bringing your individual skills and specialist knowledge, you can make a far-reaching impact. Come join us.

Central business services

We deliver world-class business support services for our people, our clients and our firm. From HR services, technology and digital support and pensions to facilities management, and more - together we are a true enabler for better business.

Personal independence

Regulation and controls are standard practice in our industry and Deloitte is no exception. These controls provide important legal protection for both you and the firm. We are subject to a number of audit regulations, one of which requires that certain colleagues abide by specific personal independence constraints (e.g., in relation to any financial interests and employment relationships). This can mean that you and your "Immediate Family Members" are not permitted to hold certain financial interests (shares, funds, bonds etc.) with audit clients of the firm, and also prohibitions on certain employment relationships (e.g., you are not permitted to hold a secondary employment role with SEC audit clients of the firm whilst being employed by the firm). The recruitment team will provide further detail as you progress through the recruitment process or you can contact the Independence team upon request.

Connect with your colleagues

"The amount of investment in me in terms of training and development has been incredible - it has undoubtedly helped me to progress my career." - Jim, Enabling Functions

Our hybrid working policy

You’ll be based in one of our UK offices with hybrid working.

At Deloitte we understand the importance of balancing your career alongside your home life. That’s why we’ll support you to work flexibly through our hybrid working policy. Depending on the requirements of your role, you’ll have the opportunity to work in your local office, virtual collaboration spaces, client sites and remotely. You’ll get the chance to meet face to face when needed, while you collaborate and learn from colleagues, share your experiences, and build the relationships that will fuel your career and prioritise your wellbeing. Please check with your recruiter for the specific working requirements that may apply for your role.

Our commitment to you

Making an impact is more than just what we do: it’s why we’re here. So we work hard to create an environment where you can experience a purpose you believe in, the freedom to be you, and the capacity to go further than ever before.

We want you. The true you. Your own strengths, perspective and personality. So we’re nurturing a culture where everyone belongs, feels supported and heard, and is empowered to make a valuable, personal contribution. You can be sure we’ll take your wellbeing seriously, too. Because it’s only when you’re comfortable and at your best that you can make the kind of impact you, and we, live for.

Your expertise is our capability, so we’ll make sure it never stops growing. Whether it’s from the complex work you do, or the people you collaborate with, you’ll learn every day. Through world-class development, you’ll gain invaluable technical and personal skills. Whatever your level, you’ll learn how to lead.

Connect to your next step

A career at Deloitte is an opportunity to develop in any direction you choose. Join us and you’ll experience a purpose you can believe in and an impact you can see. You’ll be free to bring your true self to work every day. And you’ll never stop growing, whatever your level.

Discover more reasons to connect with us, our people and purpose-driven culture at deloitte.co.uk/careers