Senior Solutions Architect — AI-Driven Cloud Platform Lead

Holt Executive Ltd; Greater London; On-site; GBP 100,000 - 140,000; Full time

Job summary

Holt Executive Ltd. seeks an experienced Senior Solutions Architect to shape data-driven platforms supporting commercial operations and growth. This hands-on leadership role combines software architecture, full-stack development, cloud infrastructure and emerging AI technologies.

You will define architecture for web apps, automated document systems and cloud platforms, making key technical decisions from design to production deployment while mentoring engineers and promoting best practices.

Qualifications

• Proven Python development experience in production apps.
• Strong AWS experience (Lambda, ECS/Fargate, S3, API Gateway).
• Experience deploying containerised apps with Docker.
• Strong SQL skills and data warehouse experience.
• Hands-on with IaC (Terraform).
• Proficiency with Git, CI/CD and modern delivery practices.
• Experience designing multi-component software systems from architecture to production.
• Ability to balance technical trade-offs in fast-paced environments.
• Strong communication of technical decisions to diverse stakeholders.

Responsibilities

• Lead architecture and development of scalable, full‑stack apps.
• Design backend services, APIs, front-end interfaces and system integrations.
• Develop production apps using Python, TypeScript and modern web tech.
• Architect cloud solutions using AWS (Lambda, ECS/Fargate, S3, API Gateway).
• Design and manage infra with Terraform, Docker, and CI/CD pipelines.
• Evaluate new tech via PoCs and make architectural recommendations.
• Explore AI capabilities, including LLM integrations and tool-enabled workflows.
• Improve performance, reliability, security and maintainability for high-volume data.
• Collaborate with product, analytics, data engineering and commercial teams.

Skills

Python development

AWS architecture

Docker

SQL

Terraform

Git & CI/CD

Software architecture

Communication of decisions

AI/LLM concepts

Tools

Next.js

React

TypeScript

GCP (BigQuery/Cloud Run)

Job description

Holt Executive Ltd. seeks an experienced Senior Solutions Architect to shape data-driven platforms supporting commercial operations and growth. This hands-on leadership role combines software architecture, full-stack development, cloud infrastructure and emerging AI technologies.

You will define architecture for web apps, automated document systems and cloud platforms, making key technical decisions from design to production deployment while mentoring engineers and promoting best practices.