Job Overview
Location
UK
Job Type
Full-time
Category
Software Engineering
Date Posted
May 26, 2026
Full Job Description
đź“‹ Description
- • Productionise ML models to optimise product KPIs, including algorithmic patient selection to maximise recovery rates for the US-based AI Therapist product.
- • Build and maintain agentic frameworks while ensuring all AI features continuously comply with strict regulatory protocols for mental health care in the US.
- • Identify and model causal factors—such as AI interaction patterns and clinical outcomes—that determine key performance indicators for patient recovery and engagement.
- • Productionise agentic frameworks to automate product development workflows, accelerating iteration cycles and reducing manual overhead.
- • Productionise product demo processes to streamline resource allocation and prevent critical issues during client and clinical demonstrations.
- • Translate AI research into scalable, production-grade software systems that directly improve patient outcomes in mental healthcare.
- • Design and implement scalable machine learning architectures for high-traffic, real-time AI interactions with thousands of weekly users in the US.
- • Apply expert-level proficiency in Python and TypeScript/JavaScript to develop and maintain core AI components and integrations.
- • Utilise reinforcement learning techniques to enhance model decision-making and patient response personalisation.
- • Conduct Eval-driven development to validate model performance, safety, and clinical efficacy against regulatory and user experience standards.
- • Work with SQL and NoSQL databases to manage, query, and analyse user activity data and clinical interaction logs.
- • Deploy and monitor ML systems on major cloud platforms (AWS, GCP, or Azure) using containerisation technologies such as Docker.
- • Maintain version control workflows using Git for collaborative development, code reviews, and deployment pipelines.
- • Collaborate with clinical, regulatory, and product teams to align AI functionality with healthcare compliance requirements and user needs.
- • Contribute to cross-product initiatives by extending successful AI therapies and frameworks developed for the US launch to other Limbic products.
- • Work from the London (Spitalfields) office at least one day per week to support team collaboration and system integration.
- • Apply technical expertise to solve complex challenges in mental healthcare, with a focus on safety, accessibility, and clinical impact.
🎯 Requirements
- • PhD in computational science or an AI-related field plus 2 years of experience in an ML engineering role, OR BSc/MSc plus 4 years of experience in an ML engineering role.
- • Expertise in productising LLM features and a strong background in Eval-driven-development.
- • Expert-level proficiency in Python and TypeScript/JavaScript.
- • Proven experience building an LLM agent harness.
- • Experience utilizing reinforcement learning.
- • Strong architectural skills with experience designing scalable, production-grade systems for machine learning applications.
🏖️ Benefits
- • Competitive salary and equity share options.
- • 25 days PTO plus bank holidays.
- • Company pension scheme (UK).
- • Enhanced parental leave packages (UK).
- • Support with purchasing work-related books and materials.
- • Quarterly Life Days: 4 paid days off per year (one each quarter) for personal recharge.
- • Mental Health Support: Access to dedicated mental health support services.
Skills & Technologies
About Limbic Limited
Limbic Limited delivers clinical AI solutions designed to scale mental healthcare access and improve patient outcomes for behavioral health organizations, health systems, and NHS Talking Therapies. Their platform, featuring Limbic Access for patient intake and assessment and Limbic Care for AI-driven CBT, integrates seamlessly into clinical workflows and EHR systems. By providing 24/7 patient access and enabling automatic translation into multiple languages, Limbic addresses the surging demand for mental health services. Notably, Limbic is the only mental health AI chatbot with Class IIa medical device certification in the UK, underscoring its commitment to safety and clinical validation. Their technology has already supported over 500,000 patients and demonstrated a 2x increase in patient recovery rates.
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