Principal Data Architect

We are seeking an experienced Enterprise / Solutions Architect with a strong data & AWS background to join our expanding team. You will play a key role in designing and delivering scalable data architecture strategies, with a primary focus on cloud data platforms such as Snowflake. This role involves assessing and evolving existing data pipelines, analytics platforms, and integration patterns across enterprise systems, transitioning from fragmented or manual processes to fully automated, governed, and high-performance data solutions. If you are passionate about building scalable, future-ready data platforms and are ready to lead a transformational data initiative, we’d love to hear from you., * Designing centralised data platforms and delivers scalable enterprise data architectures aligned with business strategy and long-term growth

• Deep expertise in Snowflake, including data warehousing, data sharing, and performance optimisation
• Translates complex business requirements into secure, high-performing cloud data solutions
• Leads end-to-end solution architecture across ingestion, transformation, analytics, and governance
• Partners with stakeholders across IT, data, and business teams to drive value from data
• Establishes best practices for data modelling, cost control, security, and compliance
• Guides modernisation initiatives, migrating legacy platforms to cloud-native architectures
• Provides technical leadership, mentoring teams and influencing architectural standards
• Evaluates and integrates complementary tools across the data ecosystem (ETL, BI, orchestration)
• Focused on reliability, scalability, and measurable business outcomes in enterprise environments

Do you have experience in Data warehouse?, * An open and genuine communicator

• Able to take responsibility for your actions
• Always learning and wanting to improve
• Takes responsibility for own development
• Love what you do
• Value and support your team
• Embrace who you are
• Open minded and willing to explore new ideas

Pulled from the full job description

• Company pension

• Private medical insurance, We value our team and to attract exceptional people, we offer an excellent package! In 2023, 2024 and 2025 we were recognised as one of the Best Workplaces in Tech by Great Place To Work UK, the global authority on workplace culture. As a Leighton employee you can look forward to:

• A competitive salary this will be dependent on experience.
• A contributory pension scheme
• Private healthcare
• 25 days annual leave, plus bank holidays and the opportunity to buy or sell holiday
• A flexible approach to working hours
• Continuous personal development, career path and training
• And more….

About Leighton

Leighton: 33 years and counting. Experienced and agile. Trusted by some of the world’s biggest brands. We develop and deliver custom software. We use technology to make money, save money, create efficiencies, integrate systems, solve problems. To help our customers thrive. We have a pool of talent. To manage projects. Test to high standards. Create user experiences for every type of user. We include, include, include. Our service is personal. We know your name. We can do amazing things with tech. We’ve got the talent. We decide what’s best for our customer together. Our Values The Leighton culture defines how we do business and how we interact with our colleagues and customers. It makes us unique and provides us with a competitive advantage

• We act with honesty and truth, always!
• We collaborate to bring our purpose to life in a caring and supportive way
• We nurture our amazing people to be the best version of themselves
• Passionate about what we do, proud of what we achieve
• Our curiosity inspires the amazing