We’re looking for multiple Senior Python Developers to join a high-performing engineering team building production-grade AI capabilities across a large enterprise environment. This is a

software engineering role first , with Python at the centre. You’ll design, build and operate backend services and AI-enabled workflows used across customer-facing and internal platforms, with a robust focus on production quality, reliability and scalability. What you’ll be working on

You’ll build and support:

Python backend services and APIs Production agentic AI workflows RAG and enterprise knowledge solutions MCP integrations and AI-enabled tooling Human-in-the-loop and headless agent workflows LLM evaluation and quality frameworks Enterprise integrations with internal platforms and data sources CI/CD, containerised deployment and production observability What we’re looking for

You’ll ideally have:

Robust commercial

Python

development experience Deep backend software engineering fundamentals Experience designing scalable, maintainable production systems Hands‑on experience with

LLMs, agents, RAG or MCP Exposure to frameworks such as

LangGraph,



LangChain or Google ADK Experience with cloud platforms such as GCP, AWS or Azure Strong understanding of APIs, microservices, testing, CI/CD and production support Ability to explain design decisions, trade‑offs and failure scenarios clearly AI experience

We’re particularly interested in engineers who have moved beyond prototypes and have built real production AI systems. Relevant experience could include

Agent orchestration Retrieval and grounding Prompt and agent evaluation Guardrails and human oversight Model integration Observability and regression testing AI-assisted software delivery The chance

This is a chance to work on enterprise‑scale AI engineering in an environment where Python, software engineering and production AI are all central to the role. You’ll remain hands‑on while contributing to architecture, engineering standards and the evolution of AI‑enabled systems across the organisation. We are looking for both mid‑level and senior developers. Salaries range between $160,000 - $240,000 plus bonus. 3 days in the office per week.
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📌 Senior Python Developer Haymarket
🏢 Lanson Partners
📍 Haymarket