Principal Platform Architect — AI & Scale (Hybrid UK)

Remote Genie; Greater London; Hybrid; GBP 93,000 - 116,000; Full time

Benefits offered by this job

L&D programme

Learning stipend

Co-working support

New parent leave

Job summary

8th Light is seeking a Principal Engineer in London, operating in a hybrid model with a minimum of one day per week in the Waterloo office. You will guide platform strategy, architect scalable systems, and lead client engagements across multiple industries.

The role emphasizes hands-on leadership, mentoring, and shaping modern software platforms, with a strong focus on AI/agentic capabilities, observability, and secure engineering practices. London hub supports collaboration and growth.

Qualifications

• Extensive platform engineering experience across reusable foundations and developer platforms.
• Proven delivery of AI/agentic systems from prototype to production, with focus on infra, auth, and observability.
• Experience delivering high-stakes consulting engagements across diverse stacks and client industries.
• Strong ability to mentor, lead, and influence stakeholders in complex environments.
• Experience leading architecture-level work including scalability, security, reliability, and performance.

Responsibilities

• Drive platform strategy and delivery across diverse platform types.
• Lead architecture discussions and advise on scalability and platform evolution.
• Collaborate on ML lifecycle systems from data ingestion to deployment and monitoring.
• Coach client engineering teams and transfer knowledge to raise practices across engagements.
• Design high-level technical roadmaps for large client engagements.

Skills

Platform engineering

Data engineering

AI/agentic systems

DevSecOps

MLOps

Tools

Databricks

LangChain

LlamaIndex

CrewAI

AutoGen

n8n

Job description

8th Light is seeking a Principal Engineer in London, operating in a hybrid model with a minimum of one day per week in the Waterloo office. You will guide platform strategy, architect scalable systems, and lead client engagements across multiple industries.

The role emphasizes hands-on leadership, mentoring, and shaping modern software platforms, with a strong focus on AI/agentic capabilities, observability, and secure engineering practices. London hub supports collaboration and growth.