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LLM Applications Engineer — Build & Evaluate AI Workflows

Job in City Of London, Central London, Greater London, England, UK
Listing for: Xist4 IT Limited.
Full Time position Listed on 2026-11-12
Job specializations:
Salary/Wage Range or Industry Benchmark: 90000 - 115000 GBP Yearly GBP 90000.00 115000.00 YEAR

Job Description & How to Apply Below

Location: City Of London

Xist4 IT Limited is seeking an LLM Application Engineer to own the behaviour, prompts, and evaluation between LLMs and users in a fully remote UK role. You’ll build and ship production-grade Python AI applications, integrating tools, APIs, databases and retrieval systems while managing multi-step workflows.

In this role you’ll own datasets and evaluation frameworks to measure quality, reliability and regressions, with a focus on latency, cost and observability.

For the LLM Applications Engineer — Build & Evaluate AI Workflows position at Xist4 IT Limited., we are reviewing applications now.

This is an excellent position to take on the LLM Applications Engineer — Build & Evaluate AI Workflows role at Xist4 IT Limited.

As a LLM Applications Engineer — Build & Evaluate AI Workflows, you will play an important part at Xist4 IT Limited. in City Of London, England, United Kingdom.

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