Chief Technology Officer (CTO)

Sigma Consulting Group; City Of London; Hybrid; GBP 76,000 - 90,000; Full time

Job summary

An innovative healthcare technology company in London is seeking a Chief Technology Officer (CTO) to architect and scale an AI-driven platform. The ideal candidate will have extensive software engineering experience, including leadership in building impactful B2B solutions. This role offers autonomy over technology direction and the opportunity to drive innovation in the UK healthcare sector while providing meaningful equity and growth potential.

Benefits

Equity opportunities

Meaningful impact on healthcare efficiency

Autonomy in technology direction

Qualifications

• 8+ years of software engineering experience, including 3+ years in a senior technical leadership role.
• Proven success building marketplace, e-commerce, or B2B platforms at scale.
• Strong experience with API integration, microservices, and third-party service orchestration.

Responsibilities

• Architect and develop the core ZenroxIQ platform.
• Lead technical strategy for AI-enabled features.
• Recruit, mentor, and lead a high-performing engineering team.

Skills

Software engineering

API integration

AI/ML technologies

Microservices

Scalable architecture

Leadership

Tools

AWS

Google Vision API

Job description

Chief Technology Officer (CTO)

Location: London (Hybrid) (UK-based)
Salary: £90,000 plus equity
Department: Engineering
Job Type: Full-Time
Category: Hybrid

About Zenrox

Zenrox Healthcare UK is redefining medical equipment procurement with AI-driven intelligence. Our flagship platform, ZenroxIQ, helps NHS trusts, private hospitals, and healthcare facilities reduce costs by 1520% through advanced visual equipment search, intelligent price optimisation, predictive procurement, automated MHRA compliance, and real‑time insights.

Role Overview

We are seeking a visionary Founding CTO to architect, build, and scale the ZenroxIQ platform from the ground up. This role offers the freedom to define the technology roadmap, shape engineering culture, and drive innovation across a high‑impact B2B healthcare marketplace serving the UK medical sector.

Key Responsibilities

• Architect and develop the core ZenroxIQ platform, ensuring scalability, security, and reliability.
• Lead technical strategy for AI‑enabled features including visual search, price optimisation, and predictive procurement.
• Build and maintain systems for real‑time supplier matching, automated quote aggregation, and procurement workflows.
• Establish engineering best practices, development processes, and long‑term technical standards.
• Make strategic build‑versus‑buy decisions for AI integrations (OpenAI, Google Vision API, and related services).
• Oversee data security, GDPR compliance, and alignment with ISO 27001 and MHRA standards.
• Recruit, mentor, and lead a high‑performing engineering team as the organisation grows.
• Partner closely with Product, Operations, and Leadership to deliver high‑quality, production‑ready solutions on schedule.

Requirements

• 8+ years of software engineering experience, including 3+ years in a senior technical leadership role.
• Proven success building marketplace, e‑commerce, or B2B platforms at scale.
• Strong experience with API integration, microservices, and third‑party service orchestration.
• Hands‑on exposure to AI/ML technologies and cloud‑based AI integrations.
• Deep understanding of scalable architecture, distributed systems, and modern database design.
• Demonstrated ability to deliver robust, production‑level technology on aggressive timelines.

Ideal Experience

• Background in healthcare, medical devices, or other regulated industries.
• Experience as a CTO, Head of Engineering, or founding technical leader in a startup environment.
• Familiarity with WordPress, WooCommerce, or other e‑commerce frameworks.
• Understanding of procurement workflows, supplier networks, and B2B transaction systems.
• Knowledge of UK healthcare sector dynamics, including NHS procurement and MHRA guidelines.

Why Join Zenrox

• Early leadership role with meaningful equity and long‑term growth potential
• Opportunity to build a high‑impact product improving healthcare efficiency across the UK
• Full autonomy to define technology direction and engineering structure
• Work with cutting‑edge AI delivering measurable ROI (1520% cost savings)
• Join a mission‑driven company with strong market demand and early traction

How to Apply

Submit your CV and a brief summary of your relevant technical leadership experience through: https://www.zenroxmed.co.uk/jobs/chief-technology-officer/ Use the subject line: CTO Application [Your Name]