AI / Machine Learning Engineer (AI)

TL;DR

AI / Machine Learning Engineer (AI): Building and operating production-grade AI systems with an accent on agentic workflows, model deployment, and MLOps. Focus on designing multi-step stateful AI pipelines, leveraging LLMs for reasoning, and exposing capabilities through scalable APIs.

Location: Hybrid (3 days in office, 2 days remote). Must be based in the UK near London, Birmingham, Bristol, Belfast, Glasgow, or Manchester.

Company

hirify.global is the UK’s leading communications group and the holding company behind brands including BT, EE, Openreach and Plusnet.

What you will do

• Design and implement agentic workflows, including multi-step and stateful AI pipelines.
• Build systems that leverage LLMs for reasoning, orchestration, and automation.
• Develop and expose AI capabilities through APIs and backend services.
• Operate and support AI systems running on-premise and in the cloud.
• Collaborate with engineering, data science, and product teams to deliver end-to-end solutions.
• Contribute to architectural decisions and engineering best practices.

Requirements

• Background in machine learning and applied AI engineering.
• Experience building agent-based or agentic AI systems.
• Hands-on experience with LangChain and LangGraph.
• Proficiency in an object-oriented or functional programming language and software engineering best practices.
• Knowledge of version control (Git or SVN).
• Experience working with cloud technologies such as AWS, GCP, or Azure.

Nice to have

• Practical experience building on AWS.
• Experience deploying ML or statistical models into production environments.
• Knowledge of MLOps concepts and tooling.
• Python proficiency.

Culture & Benefits

• 10% on-target annual bonus and market-leading pension scheme (10% employer contribution).
• Comprehensive leave: Equalized maternity, paternity, and adoption leave, plus paid carers leave.
• Health perks: 24/7 online private GP for employees and immediate family.
• Discounted EE and BT products (mobile and broadband).
• Flexible holiday purchase scheme.