Senior Principal, Software Development Engineering
Hybrid · London, England, United Kingdom
Job Summary
Senior Principal, Software Development Engineering at Capital Group is responsible for designing, building, and operating production ML/AI systems (including LLMs and classical ML) that power IG workflows, with a focus on reliability, latency, scalability, and global footprint. The role leads agentic AI initiatives, enhances MLOps practices (feature pipelines, model training/finetuning, evaluation, deployment, drift monitoring, rollback strategies, and SLOs), andCollaborates with Product Managers, IG Capability Leads, and other teams to prioritize high-value use cases. It includes mentoring senior engineers, driving architectural direction, integrating third-party AI responsibly, and delivering end-to-end AI solutions while ensuring governance, safety, and observability. The position requires strong partnerships across multiple groups, the ability to translate complex problems into reliable AI systems, and the capability to communicate progress to investors, engineers, and executives. The posting also emphasizes a culture of belonging, development opportunities, and a hybrid work schedule.
Required Qualifications
- 15+ years in software/ML/AI engineering
- 8+ years building and operating ML systems at scale (LLMs + classical ML)
- experience with MLOps & distributed systems (feature stores, model registries, CI/CD for ML, monitoring, drift detection)
- proficiency with cloud native stacks and data lake/lakehouse architectures
- ability to translate ambiguous business problems into reliable AI systems
- experience partnering with quantitative researchers, portfolio/risk teams, and data governance functions
- exceptional communication skills and ability to explain complex ML/agentic systems to diverse stakeholders
- experience in Financial Services domain is preferred
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