Principal Engineer - Platform & Architecture Leader

La Fosse; England; On-site; GBP 99,000 - 121,000; Full time

Benefits offered by this job

Bonus: 15% on target, up to 30%

Pension matched up to 10%

Private healthcare

Share incentive plan

33 days' holiday

35-hour week

Car allowance £6.3k

Job summary

La Fosse invites applications for a Principal Engineer to bridge architecture and delivery across consumer digital platforms (app, web, loyalty, click-and-collect). This senior IC role requires technical judgement, with no people management or day-to-day coding.

You will own core platforms, translate designs into buildable solutions, and influence technology choices and timelines while improving engineering metrics and tooling.

Qualifications

• Experience as a Principal, Staff or Lead Engineer.
• Delivery background in mobile, web or platform engineering.
• Understanding of how a full stack fits together end to end.
• Track record of making designs deliverable.
• Pragmatic, get-it-done approach.

Responsibilities

• Technical ownership of core platforms, including the loyalty platform and mobile app.
• Turning architectural designs into solutions teams can build.
• Key build decisions: which technologies, how things are built, and realistic timelines.
• The engineering metrics and productivity tooling that help teams deliver well.

Skills

Principal Engineer

Staff Engineer

Lead Engineer

Full stack understanding

Tools

.NET

Azure

React/TypeScript

iOS

Android

Job description

La Fosse invites applications for a Principal Engineer to bridge architecture and delivery across consumer digital platforms (app, web, loyalty, click-and-collect). This senior IC role requires technical judgement, with no people management or day-to-day coding.

You will own core platforms, translate designs into buildable solutions, and influence technology choices and timelines while improving engineering metrics and tooling.