Principal ML Engineering Architect - Personalisation (Hybrid)

Tesco; Welwyn Garden City; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

A leading supermarket chain in Welwyn Garden City seeks a Principal Software Development Engineer to drive technical innovation in machine learning engineering. This role involves defining architecture and influencing strategy for ML-driven platforms, guiding teams through complex programmes, and establishing best practices. The ideal candidate has a strong background in software engineering with proven leadership skills, proficiency in Python, and deep expertise in system design and ML tools. Join us at a company that values diversity and inclusion.

Benefits

Annual bonus scheme up to 45% of base salary

Car allowance of £7,320 per annum

25 days holiday plus personal day

Private medical insurance

Retirement savings plan with employer contribution

26 weeks maternity leave at full pay

Qualifications

• Proven experience as a principal engineer or technical lead in large-scale software and ML environments.
• Deep expertise in system design and cloud-native architectures.
• Strong leadership and collaboration skills.

Responsibilities

• Define and influence architecture and technical strategy for ML-driven platforms.
• Drive delivery of scalable, reliable ML solutions.
• Guide cross-functional teams through complex programmes.

Skills

Software engineering leadership

Machine learning expertise

System design

Leadership and communication

Python proficiency

Education

Relevant engineering degree

Tools

TensorFlow

Spark

Job description

A leading supermarket chain in Welwyn Garden City seeks a Principal Software Development Engineer to drive technical innovation in machine learning engineering. This role involves defining architecture and influencing strategy for ML-driven platforms, guiding teams through complex programmes, and establishing best practices. The ideal candidate has a strong background in software engineering with proven leadership skills, proficiency in Python, and deep expertise in system design and ML tools. Join us at a company that values diversity and inclusion.