Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Lead the design and governance of trusted company data at a national scale.
- Company: Join Companies House, a key player in shaping data architecture.
- Benefits: Competitive salary, flexible working, and opportunities for professional growth.
- Other info: Be part of a dynamic team influencing data strategy for millions.
- Why this job: Make a real impact on how data is treated as a core asset.
- Qualifications: Proven experience in enterprise architecture and data governance.
The predicted salary is between 50000 - 60000 £ per year.
As Principal Enterprise Architect (Data), you’ll play a leading role in shaping how trusted company data is designed, governed and reused at national scale, supporting services accessed by millions of users every day. This is a senior technical leadership role where your decisions will directly influence:
- How data is treated as a core enterprise asset
- How legacy and modern systems work together
- How trust, interoperability and reuse are built into data by design
What you’ll be doing:
- Set the enterprise‑level direction for data architecture and strategy
- Define and govern data models, standards and integration approaches
- Design architectures that work across legacy systems, cloud platforms and third‑party services
- Act as the authoritative voice on enterprise data, providing assurance and guidance across programmes and projects
- Enable secure, trusted and reusable data across the organisation
- Work closely with architects, delivery teams and senior stakeholders to reduce risk and improve data quality
- Influence long‑term transformation while supporting immediate delivery needs
Your technical impact:
- Enterprise and domain data modelling
- Canonical data definitions and integration patterns
- Data governance, quality, ownership and lifecycle management
- APIs, distributed services and interoperability
- Secure handling of personal and sensitive data
- Alignment with legal, regulatory and policy requirements
You’ll also provide specialist advice on:
- Data migrations and legacy transformation
- Platform and tooling decisions
- Enterprise standards and architectural assurance
Principal Enterprise Architect - Companies House - G7 in London employer: Onyx-Conseil
Contact Detail:
Onyx-Conseil Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Principal Enterprise Architect - Companies House - G7 in London
✨Tip Number 1
Network like a pro! Reach out to professionals in the data architecture field on LinkedIn or at industry events. We can’t stress enough how important it is to make connections that could lead to job opportunities.
✨Tip Number 2
Showcase your expertise! Create a portfolio or a blog where you share insights on data governance and architecture. This not only demonstrates your knowledge but also makes you stand out to potential employers.
✨Tip Number 3
Prepare for interviews by brushing up on your technical skills and understanding of enterprise data strategies. We recommend practising common interview questions related to data architecture to boost your confidence.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who are proactive about their job search.
We think you need these skills to ace Principal Enterprise Architect - Companies House - G7 in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Principal Enterprise Architect role. Highlight your experience with data architecture, governance, and integration approaches. We want to see how your skills align with shaping trusted company data at a national scale.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about data architecture and how you can influence long-term transformation. We love seeing genuine enthusiasm for the role and the impact you can make.
Showcase Your Technical Skills: Don’t forget to showcase your technical expertise in areas like data modelling, APIs, and data governance. We’re looking for someone who can confidently act as the authoritative voice on enterprise data, so let us know what you bring to the table!
Apply Through Our Website: We encourage you to apply through our website for a smoother application process. It helps us keep track of your application and ensures you don’t miss out on any important updates. Plus, it’s super easy!
How to prepare for a job interview at Onyx-Conseil
✨Know Your Data Inside Out
As a Principal Enterprise Architect, you need to demonstrate a deep understanding of data architecture and governance. Brush up on the latest trends in data management, integration patterns, and how legacy systems can work with modern platforms. Be ready to discuss specific examples from your past experiences where you've successfully implemented these concepts.
✨Showcase Your Leadership Skills
This role is all about influencing and guiding teams. Prepare to share instances where you've led projects or initiatives that required collaboration across various stakeholders. Highlight your ability to communicate complex technical concepts in a way that non-technical team members can understand.
✨Prepare for Scenario-Based Questions
Expect questions that put you in hypothetical situations related to data governance and architecture. Think through how you would approach challenges like ensuring data quality or managing sensitive information. Practising these scenarios will help you articulate your thought process clearly during the interview.
✨Align with Their Vision
Research Companies House and their mission regarding data management. Be prepared to discuss how your vision aligns with theirs, especially in terms of building trust and interoperability in data. Showing that you understand their goals and can contribute to them will set you apart from other candidates.