Defence Careers

Principal roles

30 open roles

Every principal role on Defence Careers, updated daily from company career pages. Jobs at the companies building European and allied defence.

Open roles

Leonardo · GB

Here at Leonardo, we are seeking an experienced Principal Software Engineer to take on pivotal technical work within our Integrated Sensors & Protection line of business, working on a range of defence projects.

PrincipalEngineering2 days ago

Babcock International · Warrington

At Cavendish Nuclear, we're working to create a safe and secure world, together. If you join us, you can play your part as a Principal Nuclear Waste Consultant at our Warrington, Cheshire site.

HybridPrincipalConsulting & Advisory

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

PrincipalEngineering7 days ago

Leonardo · GB

At Leonardo, we're developing the next generation of Radar and Advanced Targeting systems that help protect people, assets and nations around the world.

OnsitePrincipalEngineering10 days ago

STARK · Munich

We are focused on delivering deployable, high performance systems — not future promises. In a time of rising threats, STARK is bolstering the technological edge of NATO Allies and their Partners to deter aggression and defend Europe, today.

PrincipalEngineering15 days ago

Airbus Defence and Space · Guildford · Newcastle Upon Tyne

SECURITY CLEARANCE: Eligibility to gain SC Security Clearance

HybridPrincipalEngineering17 days ago

Airbus Defence and Space · Guildford · Newcastle Upon Tyne

SECURITY CLEARANCE: Eligibility to gain SC Security Clearance

HybridPrincipalEngineering17 days ago

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

£53k – £71kPrincipalEngineering20 days ago

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

£53k – £65kPrincipalFinance23 days ago

Leonardo · GB

Leonardo UK is seeking a proven and experienced Principal Consultant to join the Cyber & Security Solutions Division team. This role is focused on the delivery of one of the company’s core products to an existing customer.

PrincipalConsulting & Advisory24 days ago

Leonardo · GB

We are looking for a Principal or Lead Systems Engineer to provide technical support within the Integrated Communication Systems (ICS) business group, covering Naval Systems.

HybridPrincipalEngineering29 days ago

Leonardo · GB

Are you a Systems Engineer who loves contributing to the UKs Defence Industry and making impactful change? Leonardo has a fantastic opportunity for an Engineer to be responsible for the design and development of security related functionality required to support our next…

PrincipalEngineering29 days ago

Leonardo · GB

Due to continued growth, Leonardo has an exciting opportunity for a Solutions Architect to join our Mission Systems C UAS Team. Where we provide world leading solutions to an increasing worldwide threat and our teams work alongside international government agencies, helping to…

HybridPrincipalEngineering29 days ago

STARK · Munich

We are focused on delivering deployable, high performance systems — not future promises. In a time of rising threats, STARK is bolstering the technological edge of NATO Allies and their Partners to deter aggression and defend Europe, today.

PrincipalEngineering29 days ago

Leonardo · GB

Due to continued growth and development of C UAS Software Systems, we have a requirement for a C UAS Software Architect to join our Mission Systems C UAS team where a constantly developing product range needs to answer both current needs and track future customer aspirations.

PrincipalEngineeringlast month

Leonardo · GB

You’ll work at the heart of multidisciplinary project teams, advising on thermal performance and ensuring our products meet demanding environmental and operational requirements.

PrincipalEngineeringlast month

Airbus Defence and Space · Immenstaad am Bodensee

At the Airbus site in Immenstaad , you work right where the future of Connected Intelligence, Space, and Air Power takes shape. In an environment that offers a broad perspective, you will drive technological innovations across multiple domains.

PrincipalEngineeringlast month

Airbus Defence and Space · Getafe

About Highly Integrated Systems – TADYS As part of the newly established Highly Integrated Systems (HIS) domain within Aircraft Systems Centre of Competence (CoC), you will join the Computing Platforms & Multisystems HW/SW Integration group (TADYS2).

PrincipalEngineeringlast month

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

£54k – £68kPrincipalEngineering2 months ago

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

PrincipalEngineering2 months ago

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

£53k – £60kPrincipalFinance3 months ago

Leonardo · GB

Leonardo UK operates a grade based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market.

PrincipalEngineering3 months ago

The Exploration Company · Bordeaux · Munich

Here at The Exploration Company, we are building innovative aerospace technologies that advance the future of space transportation.

PrincipalEngineering4 months ago

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