The pathway
How you actually get there, here
How you become one varies far more by country than what one does. This is the UK route. Most people take one of these ways in; the right one depends on where you're starting from.
- 1
Principal/Staff Engineer (L5)
3-5 years at L5 levelSkills to master
- Transitioning from deep individual technical contribution to broader architectural leadership, influencing across multiple teams, and beginning to mentor other senior engineers. You'll need to demonstrate the ability to define technical strategy for a significant domain, not just execute it.
You're ready to move on when
- Successfully led and delivered 2-3 major, multi-team technical initiatives with significant business impact.
- Consistently sought out for architectural guidance by multiple engineering teams.
- Demonstrated ability to influence product and business strategy through technical insights.
- Proven capability to mentor and develop senior engineers, fostering their growth.
- 2
Head of Engineering / Senior Engineering Manager (L5)
4-6 years in senior management rolesSkills to master
- Managing multiple teams and managers, owning a larger organisational unit, and being accountable for its delivery and health. You'll need to develop strong skills in organisational design, budget management, and executive communication.
You're ready to move on when
- Managed a department of 20+ engineers, including multiple direct reports who are managers.
- Successfully delivered on departmental goals and KPIs consistently over several years.
- Demonstrated strong talent management skills, with a track record of developing leaders.
- Proven ability to manage budgets and resource allocation effectively.
- 3
External VP/Director from a Smaller Company
Varies significantly, but typically 10+ years of leadership experienceSkills to master
- Adapting to a larger, more complex organisational structure and culture. Translating experience from a smaller, often faster-moving environment to a more established enterprise. Proving the ability to scale leadership and strategic impact.
You're ready to move on when
- Led a significant engineering function (e.g., 50+ engineers) in a high-growth startup or mid-sized company.
- Directly contributed to the company's P&L and strategic direction.
- Demonstrated ability to attract and retain top talent in a competitive market.
- Strong executive presence and ability to quickly build credibility within a new organisation.