Senior AI Architect & Hands-On Tech Lead (Remote UK)

Xist4 IT Limited.; City Of London; À distance; GBP 105 000 - 130 000; Plein temps

Résumé du poste

Xist4 IT Limited is seeking a Lead Software Engineer to own the engineering layer between AI capability and product delivery. You will set architecture across backend services, APIs and client platforms, while mentoring a small team of senior engineers.

This role merges leadership with hands-on delivery across production systems and observability. You will design AI-powered workflows, manage latency and reliability trade-offs, and work from a fully remote setup across the UK.

Qualifications

• Experience leading complex application teams.
• Backend systems you have shipped to production.
• Ownership of architecture across multiple services.
• Experience shipping AI-powered products.
• Hands-on code review, design reviews and mentorship.
• Production systems where latency and observability mattered.
• Ability to make architectural decisions with incomplete information.
• Existing right to work in the UK.

Responsabilités

• Set application engineering direction across backend services, APIs and client platforms.
• Design AI-enabled workflows and the abstractions connecting model capability to product behavior.
• Lead a small senior engineering team through design reviews and mentoring.
• Establish production observability, monitoring, testing and reliability practices.

Connaissances

Engineering leadership

Backend systems

Architecture decisions

AI-powered products

Code review & mentorship

Observability & monitoring

Production latency & reliability

Description du poste

Xist4 IT Limited is seeking a Lead Software Engineer to own the engineering layer between AI capability and product delivery. You will set architecture across backend services, APIs and client platforms, while mentoring a small team of senior engineers.

This role merges leadership with hands-on delivery across production systems and observability. You will design AI-powered workflows, manage latency and reliability trade-offs, and work from a fully remote setup across the UK.