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  • £110k - £120k per annum

     ...extraordinary! This is not your average engineering role. We want a game-changer, a maverick...  ...shape the future of technology. As a Principal Engineer, you'll be the lead technical voice...  ...protection are never compromised, and performance and cost are optimised in a cloud-first... 
    Performance
    Permanent

    LinuxRecruit

    London
    more than 2 months ago
  • £54k - £73k per annumEstimated
    Purpose of the Role Principal Engineer, Cell Design (Cathode Materials) Location: Oxford, UK Function: Cell Technology – Cell Design...  ...management of cathode materials aligned with Agratas’ commercial, performance and sustainability objectives. You will work closely with... 
    Performance

    Agratas

    Oxford, Oxfordshire
    15 days ago
  •  ...Principal Engineer - Database Platform Location: Sheffield, UK (Hybrid) Contract: 6 months (with possible extension) We're seeking...  ...practices Serve as a key technical decision-maker, balancing performance, scalability, and risk Improve operational efficiency... 
    Performance
    Long-term contract
    Hybrid working
    Sheffield
    24 days ago
  • £48k - £64k per annumEstimated
     ...squads and domains. Define and enforce engineering standards, reference architectures, and...  ..., fostering a collaborative and high-performance culture to achieve project goals and meet...  ...both internally and externally. Act as principal contact point for key clients and... 
    Performance
    Long-term contract
    Permanent

    Barclays

    London
    5 days ago
  • £40k - £70k per annum

     ...0,000 - 70,000 per year Requirements: Experience in Field Engineering/Construction Engineering with a test and commissioning background...  ...and production of sub-systems Understand contractual and performance requirements for external communications systems and support... 
    Performance
    Full-time

    BAE Systems

    Barrow-In-Furness, Cumbria
    15 hours ago
  • £50k - £60k per annum

     ...Are you an experienced civil engineer with deep expertise in drainage, highways, and infrastructure...  ...to join our Infrastructure team as Principal Engineer and Drainage Specialist. In...  ...design, while supporting operational performance and client engagement. Key Responsibilities... 
    Performance
    Hybrid working
    On-site
    Flexible hours

    RSK Group

    Abbey Wood, Greater London
    a month ago
  • £57k - £77k per annumEstimated
     ...Through Life Support (TLS) team by adding a Senior Level Mechanical Engineer focused on enhancing the team's efficiency and effectiveness....  ...stages, ensuring accuracy and compliance with standards. • Performance and Budget Management: Adhere to and support the delivery of... 
    Performance
    Long-term contract
    Permanent
    Temporary
    Hybrid working

    Safran

    Pitstone, Buckinghamshire
    more than 2 months ago
  • £145k - £255k per annum

     ...American Express HSBC and Ericsson Ventures. Were looking for a principal engineer to own our authentication service. Authentication is at the...  ...you make here have real consequences: for security for performance and for how the system evolves over time. Youll work with a small... 
    Performance
    Long-term contract
    Full-time

    Menlo Security

    Bracknell, Berkshire
    7 days ago
  • £59k - £78k per annumEstimated
     ...Little Nightmares , and many more!  We’re looking for a  Principal Gameplay Engineer  to join our team on a fixed-term contract basis.  This...  ...and solve complex technical risks, ensuring reliability, performance, and long-term stability. ~ Drive improvements to performance... 
    Performance
    Long-term contract
    Fixed-term contract

    Supermassive Games

    Guildford, Surrey
    18 days ago
  • £84k - £113k per annumEstimated
     ...support every step of your career. The FT is looking for a Principal Engineer (Individual Contributor) to lead our Edge Delivery &...  ...We are responsive we support change and always aim for high performance. When were at our best the whole business runs better. About... 
    Performance
    Full-time
    Immediate start

    Financial Times

    London
    22 days ago
  • £61k - £82k per annumEstimated
     ...Description Summary As a Verification & Validation (V&V) Principal Engineer you will be working across the Engineering Delivery function...  ...HVDC Control Protection Sequencing strategy and HVDC Dynamic Performance Studies. Competent in PSCAD / MATLAB-SIMULINK and RTDS applications... 
    Performance
    Full-time
    Relocation package
    Remote

    GE Vernova

    Stafford, Staffordshire
    more than 2 months ago
  • £52k - £66k per annumEstimated
     ...at offer stage. PURPOSE OF THE ROLE As a Senior Principal Software Engineer you will work with Product Group leadership to guide and enable...  ...our partnerships with suppliers deliver the quality performance and contract outcomes we expect. Participate in governance... 
    Performance
    Long-term contract
    Permanent
    Full-time
    Temporary
    Flexible hours

    BBC

    Birmingham
    15 days ago
  • £74k - £95k per annumEstimated
     ...including a quantum-safe future. Job summary The Senior Principal Software Engineer is a handson technical leader responsible for the...  ...technologies (AWS preferred) DNS Linux systems administration and performance tuning (CPU memory disk network) networking fundamentals /... 
    Performance
    Full-time
    Remote

    DigiCert

    London
    15 days ago
  • £70k - £92k per annumEstimated
     ...About this role: Wells Fargo is seeking a Principal Engineer to be part of the Global Payments & Liquidity Treasury Technology organisation...  ...; clustered server environment and familiar with system performance related tasks Must have excellent communications and teamwork... 
    Performance
    Full-time

    Wells Fargo Bank

    London
    2 days ago
  • £47k - £63k per annumEstimated
     ...Are you an experienced Principal Rendering Engineer ready to shape the visual future of AAA games? This is an opportunity to join an established...  ...on an ambitious, unannounced AAA project, where quality, performance, and player experience sit at the heart of everything... 
    Performance
    Full-time
    Hybrid working
    Flexible hours

    Skillsearch Limited

    Guildford, Surrey
    20 days ago
  • £57k - £77k per annumEstimated
     ...Principal Design Engineer – Temporary Works Location: Pontyclun, South Wales   About AmcoGiffen AmcoGiffen is a trusted provider of...  ...programme targets. Provide strong leadership, including performance reviews, coaching and development of team members. Support... 
    Performance
    Long-term contract

    AmcoGiffen

    Pontyclun, Rhondda Cynon Taf
    1 day ago
  • £77k - £101k per annumEstimated
    &##127775; Principal Frontend Engineer – Build the Future of Cox Automotive Europe Location: Manchester - Hybrid Are you a visionary engineer...  ...cross‑functional teams to create scalable, secure, high-performance systems and micro-frontend architectures. Hands-on... 
    Performance
    No agency
    Hybrid working
    Remote

    Cox Automotive

    North West England
    a month ago
  • £52k - £69k per annumEstimated
     ...innovations our mission is to empower and protect lives. Join us as a Principal Engineer (EUC) at any of our main sites where you will have the...  ...have a disability or health condition that may affect your performance in certain assessment types please speak to your Recruiter about... 
    Performance
    Full-time
    Shift work
    Rotating shifts

    QinetiQ Security & Defense Contractors

    London
    5 days ago
  • £73k - £93k per annumEstimated
     ...able to bring their full selves to work. ABOUT THE ROLE Principal Software Engineers at Beamery solve the toughest problems with the highest...  ...teams playing a key role in raising the bar for Engineering performance. What will you do as a Principal Engineer at Beamery... 
    Performance
    Full-time

    Beamery

    London
    15 days ago
  • £61.42k - £72.67k per annum

     ...greener energy solutions. We are currently recruiting for a Principal Resilience Engineer to lead on several projects designed to improve the...  ...salary, you will receive a bonus based on personal and company performance and a competitive contributory pension scheme where we... 
    Performance
    Hybrid working
    On-site
    Work from home
    Flexible hours
    2 days/week

    National Grid

    Warwick, Warwickshire
    15 days ago
  • £66k - £86k per annumEstimated
     ...expanding its Smart Water capability and were looking for a Senior Principal Engineer to act as the technical authority for end-to-end smart...  ...analysis and investigation of anomalies Validation of device performance and communications reliability) Collaborate closely with internal... 
    Performance
    Full-time
    Hybrid working
    On-site
    Flexible hours

    Arqiva

    Huddersfield, West Yorkshire
    23 days ago
  • £100k - £130k per annum

     ...unable to offer sponsorship for this role The Role As a Principal Engineer, you are So Energy’s senior technical strategy authority,...  ...thousands of valuable resources. Pay & Reward Up to 10% performance bonus – based on company and personal performance. Annual... 
    Performance
    Long-term contract
    Hybrid working
    Shift work

    So Energy

    London
    23 days ago
  • £76k - £102k per annumEstimated
     ...employ a software team with a wide range of skills. Our software engineers work across the full software stack, from firmware and...  ...(e.g. QEMU). - Electronic design automation (EDA) tools. - Performance and code size analysis. - Cloud-based infrastructure (such as... 
    Performance
    Full-time
    On-site

    lowRISC CIC

    Cambridge, Cambridgeshire
    more than 2 months ago
  • £63k - £82k per annumEstimated
     ...Position – CE&I Principal Protection Engineer (2608) Location – Hinton House 1 day per week, 4 days remote with occasional site visits Arrangement...  ...sites in the UK and internationally. Nuvia is a performance-driven company that is committed to the development of its... 
    Performance
    Permanent
    Hybrid working
    Remote

    VINCI

    Warrington, Cheshire
    13 days ago
  • £61k - £78k per annumEstimated
     ...Principal Digital Experience Engineer About the Company: Mimecast is a global leader in Human Risk Management email security and cyber resilience...  ...experience from device health and application performance to proactive issue resolution and experience optimization... 
    Performance
    Full-time
    Hybrid working
    On-site
    Immediate start

    Mimecast

    London
    14 days ago
  • £45k - £60k per annumEstimated
     ...infrastructure design. Context We are seeking a Senior/Principal Engineer with experience in the Highways/Development Infrastructure...  ...the development of the team, projects, clients, and business performance whilst also leading projects. Missions/Main Duties Responsible... 
    Performance
    Hybrid working
    Work from home
    Flexible hours
    Leeds
    4 days ago
  • £55k - £73k per annumEstimated
     ...innovations our mission is to empower and protect lives. Join us as a Principal FEA Engineer at our Haslar site, where you will have the opportunity to...  ...have a disability or health condition that may affect your performance in certain assessment types, please speak to your Recruiter... 
    Performance
    Permanent
    Full-time
    Hybrid working

    QinetiQ

    Gosport, Hampshire
    6 days ago
  • £73k - £98k per annumEstimated
     ...for next-level scalability, reliability, and innovation. As Principal Engineer, you'll be at the heart of this transformation, shaping how our...  ..., ReactJS, NextJS, TailwindUI and similar) Experience with performance monitoring and optimisation tools Understanding of... 
    Performance
    Full-time
    Temporary
    On-site
    Remote
    Work from home

    Latamways

    Europe
    more than 2 months ago
  • £51k - £67k per annumEstimated
     ...Job Title:                     Principal Engineer Location:                     Devonport, Plymouth, Rosyth Fife or Bristol Compensation...  ...and developing engineering talent to build capability and performance. Qualifications for the Principal Engineer: Degree... 
    Performance
    Permanent
    Full-time
    Hybrid working
    Flexible hours
    1 day/week

    Babcock

    Devonport, Devon
    a month ago
  • £55k - £73k per annumEstimated
     ...We are establishing a new Materials and Processes Engineering Department and seek an accomplished Principal Metallics Engineer to play a pivotal role in shaping...  ...design teams on the selection and application of high-performance materials and processes, ensuring our products meet... 
    Performance
    Permanent
    Part-time
    Hybrid working
    Flexible hours

    Leonardo

    Basildon, Essex
    23 days ago