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16 Principal engineer jobs in London

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Principal Engineer

  • 05 January 2026
  • J Murphy & Sons - London, NW5 1TN
  • £50000-100000 per annum
  • Permanent
  • Full time

Murphy is a leading international, specialist engineering and construction company founded in 1951 with a purpose to improve life by delivering world-class infrastructure. Operating in the United Kingdom, Ireland, Canada and America, Murphy provides better ...

Principal Energy Engineer

  • 17 December 2025
  • City of London Corporation - Guildhall, EC2V 7HH
  • £59060-66670 per annum
  • Temporary
  • Full time

City of London Corporation Principal Energy Engineer 2-year Fixed Term Contract Workplace Attendance Category for this role is: - Hybrid – you’ll be expected to be in the office at least 3 days per week or 60% of your working time in the office. The City of ...

Disability Confident

Principal Radiotherapy Engineer

  • 18 December 2025
  • NHS Jobs - Sutton, SM2 5PT
  • £53,751.00 to £60,651.00 per year
  • Permanent
  • Full time

For further information on this role, please see the attached detailed Job Description and Person Specification To provide specialist expert advice in all areas of engineering as applied to radiotherapy. To assist the lead engineer with the day-to-day ...

Principal Data Engineer FTC

  • 08 January 2026
  • NHS Jobs - London, SW10 0XD
  • £64,156.00 to £71,148.00 per year
  • Contract
  • Full time

In addition to the duties listed in the Key Responsibilities section, the post holder would be expected to do the following; Data Engineering Tasks Maintain and improve data infrastructures and propagate product knowledge bases Contribute towards enriching ...

Technical Lead - Principal Software Engineer

  • 09 January 2026
  • Mott MacDonald - London, EC4M 7RB
  • £90000-120000 per annum
  • Permanent
  • Full time

Mott MacDonald is a global engineering, management, and development consultancy with over 20,000 employees across more than 50 countries and 140 offices. We work across incredible global industries, delivering exciting work that is defining our future and ...

Disability Confident

Principal Radiotherapy Engineer | The Royal Marsden NHS Foundation Trust

  • 23 December 2025
  • The Royal Marsden NHS Foundation Trust - Sutton, SM2 5PT
  • £53,751 - £60,651 Per Annum
  • Permanent
  • Full time

We are looking for a qualified and motivated individual to join the radiotherapy electronics engineering team at the Sutton branch due to partial retirement of another team member. The ideal candidate would be fully qualified and experienced with all our ...

Disability Confident

SC Principal ILS & Obsolescence Engineer

  • 09 January 2026
  • Experis - New Malden, London, X000XX
  • £500 to £600 per day
  • Contract
  • Full time

Job Title: Principal ILS & Obsolescence Engineer Location: New Malden 2 days remainder remote Duration: 2-3 months with possible extension Rate: Market rates As a Principal ILS & Obsolescence Engineer, you will contribute the ongoing development and growth of ...

Principal Data Engineer FTC | Chelsea and Westminster Hospital NHS Foundation Trust

  • 08 January 2026
  • Chelsea and Westminster Hospital NHS Foundation Trust - London, SW10 0XD
  • £64,156 - £71,148 per annum
  • Contract
  • Full time

The Information and Digital Departments at Chelsea and Westminster are a cutting edge working environment, looking to further utilise modern technologies and methods. The post-holder will be expected to work closely with all members of the digital team, data ...

Technical Specialist Analyst

  • 10 January 2026
  • NatWest Group - London, WC2R 0QS
  • Permanent
  • Full time

Join us as a Technical Specialist Analyst This is an exciting opportunity for someone interested in working in an international environment, and being able to interact with various stakeholders You’ll have the chance to work in an organisation utilising ...

Lead Engineer

  • 08 January 2026
  • Government Recruitment Service - Croydon
  • £62,109 per year
  • Permanent
  • Full time

We are looking for people who are passionate about Engineering to join our community led team in Shared Applications Service (SAS). You will work in agile multidisciplinary teams with over 200 engineers in a modern cloud environment using the latest ...

Disability Confident