The Role Please note before application: We are a UK based business with an initial client engagement requiring travel to Dublin 2-3 days per week for this project which will be funded by Leighton. We are seeking an experienced AWS Solution Architect to play a key role in the design and delivery of a brand-new cloud platform. This is a high-impact position where you will shape the foundational AWS environment and act as the bridge between senior stakeholders and technical delivery teams. Key Responsibilities Lead the design and implementation of a greenfield AWS platform, including landing zone setup, account structure, networking, security, governance, and accreditation. Collaborate with an external delivery partner responsible for building the platform, ensuring alignment with architectural standards and organisational goals. Act as a translator between technical teams and senior leadership, clearly articulating complex concepts for non-technical stakeholders. Oversee integration with existing cloud environments and edge/IoT networks, ensuring seamless connectivity and interoperability. Provide guidance on best practices across architecture, security, and governance frameworks. Knowledge Skills & Abilities Strong, end-to-end AWS architecture expertise, particularly across: Networking (including IP overlap challenges) Firewalls and security appliances Multi-account and landing zone design Proven ability to communicate effectively at CIO / executive level Experience working across complex hybrid or multi-cloud environments Familiarity with tools and approaches leveraging Generative AI to improve documentation, governance, and delivery efficiency Behaviours 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 What We Offer 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