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Principal Engineer Jobs in United Kingdom.

The United Kingdom is one of Europe's biggest and most diverse job markets, anchored by London and strong regional economies in Manchester, Birmingham, Edinburgh, and beyond. Hiring spans finance, healthcare, technology, manufacturing, and the public sector. Browse jobs across the United Kingdom from companies hiring nationwide.

Principal engineers set technical direction at the highest individual-contributor level. Browse principal engineer jobs from companies hiring worldwide.

Total jobs
262
positions indexed
New today
12
last 24 hours
Companies
121
actively hiring
Worldwide remote
0
from anywhere
role: Principal Engineer in: United Kingdom Clear all
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Xodus Group
Subsea and Marine Principal Consultant Engineer
Xodus Group
⚡ Apply early London, England, United Kingdo... Onsite
● New 👁 Seen ✓ Applied 2w ago
ME
Principal Platform Engineer - 12-Month Fixed-Term Contract
Medtronic
⚡ Apply early London, London, United Kingdom Onsite
● New 👁 Seen ✓ Applied 2w ago
Leonardo
Principal Configuration & Change Control Engineer
Leonardo
⚡ Apply early GB - Luton - Cap. Green 300 Hybrid
● New 👁 Seen ✓ Applied 2w ago
AT
Principal Engineer
Appnovation Technologies
⚡ Apply early New York, London, Toronto Onsite
● New 👁 Seen ✓ Applied 2w ago
commercetools
Principal Engineer, Product Security
commercetools
⚡ Apply early London, England, United Kingdo... Hybrid
● New 👁 Seen ✓ Applied 2w ago
FanDuel
Principal Software Engineer
FanDuel
⚡ Apply early Edinburgh, Scotland, United Ki... Onsite
● New 👁 Seen ✓ Applied 2w ago
Black Duck Software, Inc.
Principal Data Engineer
Black Duck Software, Inc.
⚡ Apply early Belfast, UK Onsite
● New 👁 Seen ✓ Applied 2w ago
RTX
Principal Software Engineer
RTX
⚡ Apply early London, London Onsite
● New 👁 Seen ✓ Applied 2w ago
Noble Panacea
Principal Backend / Fullstack Engineer (E-commerce & Platform Integrations)
Noble Panacea
⚡ Apply early London, England, United Kingdo... Onsite
● New 👁 Seen ✓ Applied 2w ago
RTX
Principal Data Engineer
RTX
⚡ Apply early London, London Onsite
● New 👁 Seen ✓ Applied 2w ago
Hawk-Eye Innovations (HEI)
Principal Software Engineer - C++ (Cloud Video Framework)
Hawk-Eye Innovations (HEI)
⚡ Apply early Basingstoke Hybrid
● New 👁 Seen ✓ Applied 2w ago
Semtech
Principal Field Applications Engineer – High-Speed Interconnect
Semtech
⚡ Apply early GBR - Bristol Hybrid
● New 👁 Seen ✓ Applied 2w ago
Northrop Grumman
Principal Software Engineer
Northrop Grumman
⚡ Apply early United Kingdom-Harrogate Onsite
● New 👁 Seen ✓ Applied 3w ago
Commify
Principal Cloud Engineer
Commify
⚡ Apply early Nottingham, England, United Ki... Onsite
● New 👁 Seen ✓ Applied 3w ago
NXP Semiconductors
Principal Digital Design Engineer
NXP Semiconductors
⚡ Apply early Glasgow Onsite
● New 👁 Seen ✓ Applied 3w ago
Appvia
AWS Principal Platform Engineer - UK Security Clearance eligibility required.
Appvia
⚡ Apply early London, England, United Kingdo... Hybrid
● New 👁 Seen ✓ Applied 3w ago
Uniti AI
Staff/Principal Product Engineer
Uniti AI
⚡ Apply early New York City or London Hybrid
● New 👁 Seen ✓ Applied 3w ago
FT
Principal Engineer - Corporate Technology
Financial Times
⚡ Apply early London Hybrid
● New 👁 Seen ✓ Applied 3w ago
HP
Principal Security Software Engineer
HP
⚡ Apply early Cambridge, Cambridgeshire, Uni... Hybrid
● New 👁 Seen ✓ Applied 3w ago
Leonardo
Principal Systems Engineer
Leonardo
⚡ Apply early GB - Luton - Cap. Green 300 Onsite £45,000–£60,000
● New 👁 Seen ✓ Applied 3w ago
Leonardo
Principal Systems Engineer (Software)
Leonardo
⚡ Apply early GB - Luton - Cap. Green 300 Onsite £45,000–£60,000
● New 👁 Seen ✓ Applied 3w ago
Barclays
Principal Engineer - CLR
Barclays
⚡ Apply early Glasgow Campus Onsite
● New 👁 Seen ✓ Applied 3w ago
Leonardo
Principal Systems Engineer
Leonardo
⚡ Apply early GB - Luton - Cap. Green 300 Onsite £45,000–£60,000
● New 👁 Seen ✓ Applied 3w ago
PIC
C# Principal Software Engineer
PIC
⚡ Apply early London, England, United Kingdo... Onsite
● New 👁 Seen ✓ Applied 3w ago
The Very Group
Principal QA Engineer - Data
The Very Group
⚡ Apply early Liverpool, England, United Kin... Onsite
● New 👁 Seen ✓ Applied 3w ago

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