Job Description

Job Information


Date Opened


16/07/2025
Job Type


Contract
Work Experience


5+ years
Industry


Government & Public Sector
Salary


400 - 450 outside
City


Staines
Province


Surrey
Country


United Kingdom
Postal Code


TW18

We Need a Doer - Senior AI Engineer

We're hiring a

Senior AI Engineer

for an exciting early-stage AI startup with 2M in seed funding. This role is not for managers sitting in meetings all day - we need a

doer

. Someone who writes production code, prototypes at lightning speed, and loves turning ideas into scalable AI systems.



You'll work directly with the founders (CEO/CTO) to drive our AI initiatives end-to-end, from research and proof-of-concept to production deployment. Legal-tech experience is a strong plus as we build transformative AI solutions for the legal industry.

Why Join Us

AI-first legal-tech startup

backed by 2M seed funding You'll be the

technical owner of the AI stack

from day one Fast-moving, hands-on environment where your work directly shapes the product Competitive daily rate (400-450 outside IR35) and equity potential

What You'll Do

Lead AI strategy and execution in a high-ambiguity, high-opportunity startup setting Build, train, and deploy state-of-the-art models (deep learning, NLP, LLMs, computer vision) Design scalable ML pipelines and infrastructure for experimentation, versioning, and monitoring Rapidly prototype and productionize AI features with tight integration into our platform Stay at the bleeding edge of AI research and tools, bringing innovative approaches to our stack Mentor junior engineers as we scale and help grow a world-class AI/ML team

Key Responsibilities

Hands-On Development

End-to-end AI pipeline design: data collection, feature engineering, model training, validation, deployment Prototype novel models (CNNs, Transformers, graph networks) using PyTorch, TensorFlow, or similar frameworks working knowledge of Infrastructure and cloud is critical (AWS/GCP/Azure) with containerization (Docker/Kubernetes)


Strategic Leadership

Shape our AI roadmap aligned with product milestones and investor expectations Spot opportunities for AI-driven advantages (proprietary data, novel architectures, LLM applications) Translate ambiguous product challenges into technically feasible AI solutions


Data & Infrastructure

Build and maintain scalable data pipelines (ETL/ELT) and data lakes/warehouses Establish ML Ops best practices: CI/CD for models, drift detection, and robust monitoring


Team Growth & Mentorship

Recruit, mentor, and set standards for a growing AI/ML team Foster a culture of rapid experimentation and iterative delivery

What We're Looking For

Minimum Qualifications

10+ years total experience, 3+ years in senior/lead roles shipping AI/ML products end-to-end Proven ability to build and deploy deep learning models (CNNs, Transformers, LLMs) in production Strong Python skills and expertise in ML frameworks (PyTorch, TensorFlow, Hugging Face, etc.) Solid software engineering background: data structures, algorithms, distributed systems, Git Experience designing scalable ML infrastructure on cloud platforms Excellent communication skills and a track record of leading in ambiguous startup environments


Preferred (Nice-to-Have)

Legal-tech or related domain expertise Experience with large language models (GPT, BERT, etc.) and prompt engineering Familiarity with MLOps tools (MLflow, Weights & Biases, Kubeflow) Prior experience at early-stage startups taking AI products from 0 1 Open-source contributions or publications in top-tier AI/ML conferences

Soft Skills & Cultural Fit

We're looking for a builder with:



A

bias for action

: favors shipping MVPs quickly over perfection An

ownership mentality

: treats the system like their own A

collaborative mindset

: works cross-functionally with product and engineering A

growth-oriented approach

: learns fast, mentors others, and adapts


Send your

CV and a brief cover letter

(subject: Senior AI Engineer - [Your Name]) highlighting:

A recent end-to-end AI/ML system you built and deployed (tech stack + impact) Any leadership or mentoring experience in high-paced environments Why you're excited to join a high-growth AI startup


We review applications on a rolling basis and aim to schedule initial calls within 2 weeks.

Equal Opportunity

We celebrate diversity and are committed to building a team that reflects a wide variety of backgrounds, perspectives, and skills.