Senior Machine Learning Engineer

Global financial services firm | Full timeBuild and run production AI at scale. Lead the design, deployment and operation of ML, GenAI and agentic systems for complex payments and banking operations. You will work with product, risk, operations and technology. The role - Own delivery end to end, from problem framing to production rollout

• Build ML, GenAI and multi-agent solutions with clear evaluation, safety and monitoring
• Set production patterns: containerisation, CI/CD, automated testing, model and prompt registries, rollback
• Deploy secure, scalable ML and LLM services via APIs, batch, streaming and event-driven patterns
• Create reusable components: feature engineering, evaluation harnesses, agent frameworks, orchestration, memory management
• Mentor engineers and data scientists through code and design reviews
• Turn model outputs into decisions and trade-offs for non-technical stakeholders
• Maintain model cards, runbooks and audit-ready documentationEssential- Master's in a quantitative field, or equivalent experience
• Strong ML fundamentals and applied data analysis
• Production ML at scale: monitoring, drift, reliability, incident management
• Strong Python engineering: modular OO design, testing, performance tuning
• MLOps and LLMOps: training and serving patterns, feature stores, orchestration
• Offline and online evaluation, with guardrails
• Regulated environment experience: model risk, controls, privacy, security
• Strong stakeholder managementDesirable
• LLMs, RAG, tool calling, agentic workflows, multi-agent orchestration
• MCP and agent interoperability standards
• PyTorch, TensorFlow, scikit-learn, pandas, SciPy, statsmodels
• AWS (SageMaker, Bedrock), with focus on cost, latency and scaling

Human-in-the-loop, active learning and labelling strategies#MachineLearning #GenAI #MLOps #LLMOps #AgenticAI #DataScience #Python #AWS #Payments #FinancialServices #UKJobs      justin.toomey@datatech.org.uk

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