326 to 350 of 472 Principal Engineer Jobs in the UK excluding London

Principal Software Engineer (AI/ML)

Hiring Organisation
Hackajob Ltd
Location
Lincoln, Lincolnshire, East Midlands, United Kingdom
Employment Type
Permanent, Part Time, Work From Home
against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity. Your Impact Are you a software engineer with a working knowledge of Artificial Intelligence (AI) and Machine Learning (ML)? Are you interested in developing software for some of the most cutting … revolutionary Laser Directed Energy product excites you, then Leonardo would like to hear from you. Leonardo is seeking to recruit Senior or Principal Software Engineers with an interest in Artificial Intelligence and Machine Learning to join our well-established software community within our Electronics UK business. Successful candidates will ...

Principal Software Engineer (AI/ML)

Location
Brampton, Cumbria, United Kingdom
against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity. Your Impact Are you a software engineer with a working knowledge of Artificial Intelligence (AI) and Machine Learning (ML)? Are you interested in developing software for some of the most cutting … revolutionary Laser Directed Energy product excites you, then Leonardo would like to hear from you. Leonardo is seeking to recruit Senior or Principal Software Engineers with an interest in Artificial Intelligence and Machine Learning to join our well-established software community within our Electronics UK business. Successful candidates will ...

Principal Mechanical Systems Engineer

Hiring Organisation
Employment Solutions Limited
Location
Winchester, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£60,000
have a fantastic opportunity for a Principal Systems Engineer to join an innovative engineering business delivering complex projects within highly regulated industries. Working across the full engineering lifecycle, you'll play a key role in defining, integrating and validating multidisciplinary systems, ensuring solutions meet technical, safety and customer … requirements from concept through to commissioning. This position would suit a Systems Engineer with experience in the nuclear, defence, aerospace or other highly regulated sectors who enjoys solving complex engineering challenges. It will appeal to someone who is passionate about systems thinking, requirements management and working collaboratively across mechanical ...

Principal Software Engineer

Hiring Organisation
CURE TALENT LIMITED
Location
Loughborough, Leicestershire, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 Annual
generation physiological monitoring solutions, the business is transitioning from advanced product development towards regulatory approval and commercial launch. We are looking for an experienced Principal Software Engineer to provide technical leadership click apply for full job details ...

Principal RF Design Engineer

Hiring Organisation
Redline Group Ltd
Location
Norwich, Norfolk, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 Annual
exciting job opportunity has arisen for a Principal RF Design Engineer based in Norwich, Norfolk to join the market leader involved within an exciting technology sector. Due to continued growth, they are seeking a Principal RF Design Engineer to be involved with development and progression … multiple projects. This job is ideal for an experienced, hands-on RF and antenna engineer who enjoys tech click apply for full job details ...

Principal Software Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Date Posted: 2026-08-11 Country: United Kingdom Location: Gloucester, South Gloucestershire Position Role Type: Onsite Principal Software Engineer Gloucester/Manchester Onsite Due to the interesting work we do and the sector this team is working in, we require all candidates to currently hold eDV clearance click ...

Principal Backend Engineer - Hybrid, Equity & PTO

Location
Manchester, England, United Kingdom
Autotrader in Manchester is seeking a Principal Software Engineer (Backend) to help build a scalable platform powering Autotrader.co.uk and beyond. You’ll work on Spring Boot services, RESTful APIs, and high-throughput systems. The role emphasizes leadership, architecture discussions and mentoring, with a hybrid working model. Salary ...

Principal AI Engineer for ERP Platform & Cloud

Location
Peterborough, England, United Kingdom
Epicor is looking for a Principal Software Engineer to join a small, highly experienced Epicor Labs team that transforms innovative AI concepts into enterprise‐grade products trusted by enterprise customers. This hands‐on role designs and builds AI capabilities across Epicor’s ERP portfolio. You will lead ...

Principal Electronics Engineer

Location
Easter Howgate, Scotland, United Kingdom
external market. Exceptions above the standard range are managed through governance controls to protect internal equity. Your Impact Are you an experienced Hardware Engineer that would like to aid in the delivery of high-performance hardware that forms part of our Surveillance RADAR systems? If so, we would love … making Participate in continuous improvement activities to develop skills and competencies within the individual’s own engineering discipline and wider project. May supervise an Engineer or Senior Engineer Participate in self-development activities to improve Skills & Competencies in the specific engineering discipline and wider project The skills ...

Principal Electrical Engineer

Location
Rhyl, Wales, United Kingdom
various projects. From concept design to commissioning, you will ensure that all electrical aspects are meticulously considered and integrated. The role of a Principal Electrical Engineer includes: Lead and oversee the design, planning, and execution of electricalengineering on projects. You will be working with Motor Control Centres ...

Principal Embedded Software Engineer - Aerospace (Hybrid)

Location
Farnborough, England, United Kingdom
AALTO in Farnborough is seeking a Principal Software Engineer to lead embedded software across the full lifecycle in a safety-critical domain. You’ll design, implement, verify and maintain avionics software in C, with C++ and Python as supporting tools, working close to product teams and certification activities. ...

Principal MBSE Engineer: Digital Thread & Architecture

Location
Preston, England, United Kingdom
Expleo Group in the United Kingdom is seeking a Principal MBSE Engineer to lead model-based systems engineering across complex aerospace and defence programmes, driving Digital Engineering, MBSE adoption, and digital thread initiatives. You will develop architectures, establish modelling standards, lead technical reviews, and mentor MBSE practitioners while ...

Principal Java Engineer Hybrid, Scalable & Secure Platform

Location
Wallingford, England, United Kingdom
Group GTI in Wallingford, UK, is seeking a Principal Java Engineer to provide technical leadership for their core SaaS platform. You will own architecture, set engineering standards and mentor teams, collaborating with Product, Data, Ops and QA to deliver secure, scalable solutions. The role emphasizes driving performance, security ...

Principal Test Engineer – Electro-Optical Systems (Hybrid)

Location
Basildon, England, United Kingdom
Leonardo UK in Basildon is seeking a Principal Test Engineer to support electro‐optical test equipment and test processes for Precision Guidance products, from development to production. You will contribute to test strategy, system design, and documentation while collaborating with production teams to resolve field issues. The role ...

Principal DevSecOps Engineer — Hybrid, Secure-by-Design Leader

Location
Luton, England, United Kingdom
Leonardo UK Ltd. is seeking a Principal Software Engineer (DevSecOps) in Luton, with responsibility for accelerating secure software delivery across defence programmes. You will champion modern engineering practices, drive automation and embed security throughout the lifecycle, contributing to enterprise DevSecOps capabilities across cloud and on-prem environments. ...

Corporate KYC Principle Software Engineer - Executive Director

Hiring Organisation
Hackajob Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
game-changing career, working for one of the world's leading financial institutions, you've come to the right place. As a Principal Software Engineer at JPMorgan Chase within the Corporate Sector, you provide expertise and engineering excellence as an integral part of an agile data engineering team. … best-in-class outcomes across various technologies to support one or more of the firm's portfolios. This role is suited to a senior engineer who has hands-on skills to lead across multiple teams defining architecture, engineering practices and standards, and delivering high-impact software that scales. ...

Principal DevSecOps Engineer — Secure CI/CD Leader

Location
Luton, England, United Kingdom
Leonardo UK in the United Kingdom is seeking a Principal Software Engineer (DevSecOps) to accelerate secure software delivery across defence and security programmes. You will lead and mentor teams, drive automation, and shape our enterprise DevSecOps capabilities across cloud, on‐prem, and hybrid environments. The role focuses ...

Principle Full Stack Engineer

Location
Liverpool, England, United Kingdom
Principle Full Stack Engineer – Up to £85k – Liverpool A well-established organisation in the automotive marketing space is hiring a Principal Full Stack Engineer to join at a key moment of transformation. Their platforms power high-intent buying journeys, processing hundreds of thousands of customer interactions each … place, but there’s still plenty of greenfield and real opportunity to shape both the product and how the team operates. The role: Principal Full Stack Engineer (backend-leaning). You’ll be central to the rebuild, shaping architecture, setting standards and working directly with product and leadership. ...

Principal Platform Engineer

Hiring Organisation
Hackajob Ltd
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Date Posted: 2026-06-26 Country: United Kingdom Location: Manchester, Lancashire Position Role Type: Onsite Principal Platform Engineer Manchester Permanent, full time Hybrid (min 3 days a week on site) Due to the interestingworkwe do and the sector this team is working in, we require all candidates ...

Principal Electric Systems Engineer – Motor drives

Location
Wolverhampton, England, United Kingdom
aerospace nacelle actuation. The position will be located within a new bespoke facility in Wolverhampton. We are seeking an experienced and highly motivated Principal Electric Systems Engineer – Motor drives to join our team in Wolverhampton. Reporting to ASG-UK Site Lead – Chief Engineer, you will provide technical ...

Senior or Principal Firmware / FPGA Engineer

Location
City of Edinburgh, Scotland, United Kingdom
## Senior or Principal Firmware/FPGA EngineerApplylocations: GB - Edinburgh: GB - Newcastletime type: Full timeposted on: Posted Todayjob requisition id: R0029231**Job Description:**Salary: Senior: £45, 200 to £61,950/Principal: £53,300 to £71,400Leonardo UK operates a grade-based salary framework with broad bands. … Exceptions above the standard range are managed through governance controls to protect internal equity.**Your impact**We are looking for a Firmware/FPGA engineer to join Leonardo in Edinburgh or Newcastle, a world-class defence technology company. We develop cutting-edge radars for the Eurofighter Typhoon and SAAB ...

Principal Platform Engineer

Hiring Organisation
Hackajob Ltd
Location
Gloucester, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Date Posted: 2026-06-26 Country: United Kingdom Location: Gloucester, South Gloucestershire Position Role Type: Onsite Principal Platform Engineer Gloucester Permanent, full time Hybrid (min 3 days a week on site) Due to the interestingworkwe do and the sector this team is working in, we require all candidates ...

Lead/Principle Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Lead/Principle Software Engineer Clearance Required: Active SC Clearance (Mandatory) The Opportunity We're looking for an experienced Software Engineer to join a high-performing team delivering secure, mission-critical solutions for Defence, National Security, and Government customers. This role offers the opportunity to design and develop ...

Principal Systems Engineer

Hiring Organisation
Sirius Analysis Limited
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 7 Annual
Role: Principal Consultant - Systems Engineering Salary: from £60,000 Location: Portsmouth Intro Sirius Analysis, we are a rapidly growing consultancy firm, renowned for our reputation and our keen ability to understand and meet customer requirements effectively. Our team is dedicated to delivering high-quality, end-to-end consultancy services ...

Senior/Principal FPGA Engineer: Design & Verification

Location
City of Edinburgh, Scotland, United Kingdom
FINTEC recruit Ltd is seeking a Senior/Principal FPGA Engineer in Edinburgh to design, verify, and deliver robust FPGA solutions across complex programmes. You will own technical activities, capture requirements, and work with Systems, Hardware and Software teams to ensure smooth integration. The role emphasizes strong VHDL ...