4,957 principal performance engineer jobs in United Kingdom.

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Suir Engineering

Engineering Manager

4 days ago

Full-time
Contract

We have an exciting opportunity for an Engineering Manager to join Suir Engineering Ltd, based in Glasgow. The Engineering Manager for the Data Centre sector will oversee the design, development, and delivery of the MEP engineering scope on a 19MW hyperscale data centre built for AI and high-performance computing. The project ...

Glasgow, United Kingdom

Intellias

Agentic Identity & Access Security Principal Engineer/Architect

2 days ago

$228 USD

... close that gap. This is a hands-on principal-level role for an engineer/architect who still ships code, working at the intersection of enterprise IAM, platform engineering, and the agentic-AI security frontier, and leading a near-shore engineering team delivering against it. Much of the problem space is undefined, so you will ...

United Kingdom

AECOM

Principal Electrical Engineer - HV Substation Design (UK & Ireland)

3 days ago

Remote
Hybrid
On-site
Full-time
Contract

$16.1 USD

... EirGrid engineering design, planning and project management services framework Grow your career and apply your expertise within an innovative team of talented engineers! Here's what you'll do: - Produce primary plant layouts for HV substations - Lead engineering design input to major infrastructure projects - Undertake Project ...

Newcastle, United Kingdom

MWH Treatment

Principal Electrical Design Engineer - UK Wide

9 days ago

Hybrid
Contract

About The Role We are looking to strengthen our engineering team with a Principal EICA Engineer based at a suitable location within the UK, hybrid working available with an expectation to attend sites on a regular basis. Power the Future of Water Infrastructure At MWH Treatment, we're looking for a talented Principal Electrical ...

Bury Saint Edmunds, United Kingdom

Autotrader

Principal Full Stack Engineer - Full or Part Time

11 days ago

Remote
Hybrid
On-site
Full-time
Part-time

Fullstack

£60k - £80k per annum

... tech community where collaboration and knowledge sharing are at the core of what we do. Regular pair programming, code reviews, and stand-ups ensure that our engineers stay connected and aligned. As a Principal Engineer, you’ll play a visible, strategic role in driving system design and architecture decisions, mentoring team ...

Manchester, United Kingdom

FanDuel

Data Engineering Manager

3 days ago

Hybrid
Contract

... Team Management & Growth - Lead a team of data engineers through coaching, mentorship, and technical guidance - Support individual career development and performance feedback, creating growth opportunities for your team - Foster a collaborative, inclusive, and high-performance team culture Technical Oversight & Delivery ...

Edinburgh, United Kingdom

BBC

Principal Data Scientist

Today

On-site
Full-time
Contract

Data Science

£78k - £84k per annum

... alongside that has developed the data capabilities required to support a modern organisation. We have built a successful data science team and are looking for a principal data scientist to join us, working across the different BBC Studios’ lines of business. WHY JOIN THE TEAM We have built a successful data science team and ...

London, United Kingdom

National Physical Laboratory

Principal Vulnerability Researcher

1 day ago

On-site
Full-time
Part-time
Contract

- About the Role - Step into a Principal position at the forefront of telecom security research, where you will shape not only how vulnerabilities are discovered, understood, and mitigated, but also how telecom security research evolves across the wider industry. As one of the organisation's leading technical experts, you ...

Solihull, United Kingdom

Shell

Principal Enterprise Architect

2 days ago

Remote
Full-time
Contract

... Posting Start Date: October 14, 2026 Business Unit: Projects and Technology Experience Level: Experienced Professionals Job Description: What's the role As Principal Enterprise Architect for Global Lubricants, Customer Operations, Low Carbon Solutions and CRM, you will play a pivotal role in shaping the digital backbone ...

London, United Kingdom

Waters Corporation

Principal Sourcing Manager

3 days ago

On-site
Full-time

Overview We are seeking an experienced and highly motivated Principal Indirect Sourcing Manager to join our growing team, reporting to the Director, Indirect Procurement. The ideal candidate will have deep experience in managing two or more indirect categories e.g. HR, IT, Marketing, MRO, Professional Services, Real Estate ...

Wilmslow, United Kingdom

Women in Data

Principal Data Scientist

4 days ago

Full-time
Part-time

Data Science

£85k per annum

... for National based (depending on location, skills, experience, and qualifications) - Bonus opportunity 12% of annual salary - Actual amount depends on your performance and Aviva’s - Generous pension scheme - Aviva will contribute up to 14%, depending on what you put in - 29 days holiday plus bank holidays, and you can choose ...

Norwich, United Kingdom

comind

Principal Data Scientist

4 days ago

Remote
Hybrid
On-site
Full-time

Data Science

£10 per hour

... before a method is trusted. - Own signal processing and analysis programmes from research through to validated, production-quality implementations with Software Engineering. - Derive achievable performance bounds from instrument and noise models, and use them to drive algorithm selection, requirement setting and design trade-offs ...

London, United Kingdom

Ocean Infinity

Principal Product Manager

4 days ago

Product Management

... portfolio. This role sets the strategic direction for product development, balancing commercial objectives, client outcomes, and technical feasibility. The Principal Product Manager serves as the primary bridge between leadership, engineering, and key clients; shaping how products evolve to deliver sustained competitive ...

London, United Kingdom

Expedia Group

Principal Product Manager

4 days ago

Contract

Product Management

... environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere. Principal Product Manager, Third-Party Inventory – End-to-End Traveler Experience Introduction to the Team The Product Team creates high-quality end-to-end experiences ...

London, United Kingdom

GCHQ

Principal Project Manager

4 days ago

On-site
Full-time
Part-time

Project Management

£53k per annum

... and espionage. At GCHQ, you'll do varied and fascinating work in a supportive and inclusive environment that places the emphasis on teamwork. The role As a Principal Project Manager, you'll be responsible for delivering a variety of complex, high-impact projects. The projects you lead will be broad and varied, spanning ...

Cheltenham, United Kingdom

Amey Ltd

Principal Transport Planner

5 days ago

Hybrid
On-site
Part-time

Logistics

Principal Transport Planner Amey are a leading provider of full life-cycle engineering, operations and decarbonisation solutions, for transport infrastructure and complex facilities. Working for us, you’ll be delivering sustainable infrastructure solutions that enhance life and protect our shared future Our people are driven ...

Birmingham, United Kingdom

Carrington West

Principal Town Planner

5 days ago

Hybrid
On-site
Full-time

£40k - £48k per annum

Principal Town Planner Cardiff (Hybrid Working) £48,000 - £50,000 Starting Salary Carrington West are pleased to be working with a well-established, multi-disciplinary consultancy to recruit a Principal Town Planner to join their Cardiff-based team. This is an excellent opportunity for an experienced private-sector planner ...

Cardiff, United Kingdom

Carrington West

Principal Town Planner

5 days ago

Hybrid
On-site
Full-time

£38k - £55k per annum

Senior/Principal Town Planner Cheltenham - Hybrid working I am currently supporting a leading Planning consultancy who are actively recruiting Senior or Principal Town Planner for their busy Cheltenham office, offering a hybrid working model and a competitive salary. This is a great chance to join a collaborative and growing ...

Cheltenham, United Kingdom

Northampton General Hospital NHS Trust

Principal Pharmacist - Surgery

5 days ago

Part-time
Contract

£66.58k - £77.37k per annum

Job summary This is a secondment post to cover maternity leave for the post of Principal Pharmacist for Surgery. The Principal Pharmacist (Surgery) is a senior clinical and strategic leader responsible for delivering high-quality, patient-centred pharmacy services across the surgical division. The postholder provides both ...

Northampton, United Kingdom

Principal Policy Planner

6 days ago

Contract

£60 per hour

Principal Policy Planner needed in Maidenhead This is a temporary role and the rate is £60.00ph PAYE The reference number is: 000B 728C / 1 The successful candidate will play a pivotal role in shaping and delivering the new Local Plan, leading key workstreams and developing a robust evidence base that underpins high‑quality, ...

Maidenhead, United Kingdom