CTO / HEAD OF ENGINEERING

Zenrox Healthcare Ltd; Greater London; Hybrid; GBP 81,000 - 99,000; Full time

Benefits offered by this job

Significant equity stake

Job summary

Zenrox Healthcare Ltd is seeking a founding CTO to architect and build the ZenroxIQ platform from the ground up in the UK. You will lead the technical strategy for an AI-powered healthcare marketplace, shaping architecture for real-time supplier matching, pricing optimization, and procurement workflows.

This role requires a strong track record in marketplace/B2B platforms, API integration, and scalable systems, with a focus on GDPR/ISO 27001 compliance.

Qualifications

• 8+ years software engineering experience with 3+ years in technical leadership.
• Proven track record building marketplace, e-commerce, or B2B platforms.
• Strong background in API integration and third-party service orchestration.
• Experience with AI/ML integration (not necessarily building models from scratch).
• Deep understanding of scalable system architecture and database design.
• Track record of delivering production systems on aggressive timelines.

Responsibilities

• Design and implement AI-powered marketplace platform architecture.
• Lead technical strategy for visual search, price optimization, and predictive procurement features.
• Build scalable systems for real-time supplier matching and quote aggregation.
• Establish engineering culture, processes, and technical standards.
• Make build vs. buy decisions for AI capabilities (OpenAI, Google Vision API integration).
• Oversee security, compliance, and data protection (GDPR, ISO 27001).
• Recruit and mentor engineering team as we scale.

Skills

Marketplace platforms

API integration

AI/ML integration

Scalable system design

Technical leadership

Tools

WordPress/WooCommerce

Job description

Location: London (Hybrid) or Remote (UK-based)

Salary: £90,000+ equity

About Zenrox

Zenrox Healthcare UK is transforming medical equipment procurement through AI. Our ZenroxIQ platform delivers 15-20% cost savings to NHS trusts, private hospitals, and healthcare facilities across the UK by combining visual equipment search, intelligent price optimization, and predictive procurement with automated MHRA compliance.

The Opportunity

As our founding CTO, you'll architect and build the ZenroxIQ platform from the ground up. This is a rare opportunity to shape the technical vision of a B2B healthcare marketplace that's solving critical procurement challenges for the NHS and private healthcare sector.

What You'll Do

• Design and implement our AI-powered marketplace platform architecture
• Lead technical strategy for visual search, price optimization, and predictive procurement features
• Build scalable systems for real-time supplier matching and quote aggregation
• Establish engineering culture, processes, and technical standards
• Make build vs. buy decisions for AI capabilities (OpenAI, Google Vision API integration)
• Oversee security, compliance, and data protection (GDPR, ISO 27001)
• Recruit and mentor engineering team as we scale

What You Bring

• 8+ years software engineering experience with 3+ years in technical leadership
• Proven track record building marketplace, e-commerce, or B2B platforms
• Strong background in API integration and third-party service orchestration
• Experience with AI/ML integration (not necessarily building models from scratch)
• Deep understanding of scalable system architecture and database design
• Track record of delivering production systems on aggressive timelines

Ideal Background

• Healthcare, medical device, or regulated industry experience
• Previous CTO or Head of Engineering role at early-stage startup
• Experience with WordPress/WooCommerce or similar e-commerce platforms
• Understanding of procurement workflows and B2B transaction systems
• Familiarity with UK healthcare sector (NHS procurement, MHRA requirements)

Why Join Zenrox

• Ground-floor opportunity with significant equity stake
• Solve meaningful problems impacting UK healthcare efficiency
• Autonomy to make technical decisions and build your ideal team
• Work with AI technology that delivers measurable ROI (15-20% cost savings)
• Backed by clear market need and strong early traction