Senior Principal United Kingdom Jobs (Hybrid work)

Senior/Principal Process Engineer sought by Actemium Design (VINCI Energies) in Chorley, UK. Lead high-value design solutions for nuclear, energy, and chemical sectors using Aspen HYSYS and AutoCAD. Requires a degree in chemical/process engineering and substantial experience in regulated industri...

Lead national civil engineering for major UK water/wastewater programmes as a Senior/Principal Engineer in Manchester. Drive AMP8, WINEP, and SRO projects, championing sustainable design and digital workflows (Civil 3D, BIM). You’ll build a high-performing team, shape best practice, and enjoy hyb...

Lead national mechanical engineering for major UK water/wastewater infrastructure as a Senior/Principal Engineer. Drive design excellence across AMP8 programmes, lead multidisciplinary teams, and shape best practice. Based in London with hybrid working, 26+ days leave, and chartership support. Id...

Lead national civil engineering for major UK water/wastewater programmes as a Senior/Principal Engineer in Bristol. Drive AMP8, WINEP, and SRO projects, leveraging expertise in Civil 3D, hydraulic modelling, and BIM. Chartered (CEng/ICE) with a strong track record in municipal design and CDM lead...

Senior Principal EICA Engineer sought to lead discipline design on major UK water/wastewater programmes in Bristol. You will provide technical authority, mentor teams, and drive sustainable treatment solutions. Requires 10–12+ years’ UK water sector experience, Chartered status, and proven multid...

Senior Principal EICA Engineer sought to lead discipline design on major UK water/wastewater programmes. This senior role demands 10–12+ years’ experience, Chartered status, and deep technical expertise in the regulated water sector. Based in Manchester, you will drive multidisciplinary coordinat...

Senior Principal EICA Engineer sought to lead discipline design and technical assurance on complex UK water/wastewater projects. Requires 10–12+ years’ experience, Chartered Engineer status, and deep expertise in the regulated water sector. Based in London with hybrid working, this role offers ac...

Senior Building Regulation Principal Designer role in Maidstone with a leading multi-disciplinary consultancy. Lead complex new build projects across Leisure, Universities, and Residential (HRBs) sectors. Requires 7+ years in Architectural, Design, or Building Control, with ARB/RIBA/MCIAT members...

Lead national water and wastewater infrastructure projects as a Senior/Principal Civil Engineer at Egis in London. Drive major UK programmes like AMP8, leveraging your CEng status and expertise in Civil 3D and hydraulic modelling. This senior role offers hybrid working, accelerated career progres...

Senior/Principal Mechanical Engineer sought for Egis’s expanding UK Water team in Manchester. Lead municipal water/wastewater treatment design across AMP8 and major programmes. Requires CEng, IMechE membership, and deep UK regulated water market expertise. Benefit from accelerated career progress...

Lead national mechanical engineering for major UK water/wastewater infrastructure programmes. As Senior/Principal Engineer, you will shape design strategy, guide multidisciplinary teams, and drive best practice. Requires CEng, deep UK regulated water market experience, and treatment design expert...

Senior Building Regulation Principal Designer role in Maidstone with a leading multi-disciplinary consultancy. Lead compliance on complex new build projects across Leisure, Universities, and Residential (HRBs). Requires 7+ years in Architectural, Design, or Building Control, plus ARB/RIBA members...

Senior Principal Construct Support Engineer sought for a key role in Chiswick, London. You will solve complex offshore engineering challenges, leveraging 20+ years of Oil & Gas experience and expertise in SURF construction support, seafastening, and lifting. This position demands a Bachelor’s in ...

Senior / Principal Civil Water Engineer sought to lead multi-disciplinary teams on landmark UK water infrastructure projects in Bristol. You will drive technical design for hydraulics, wastewater, and clean water systems, mentoring junior engineers. Enjoy flexible hybrid working, a competitive sa...

Join Morson’s award-winning Cardiff team as a Senior or Principal Landscape Architect. Lead LVIA, EIA, and design projects within a collaborative environmental consultancy. We seek Chartered professionals with 3-5+ years’ post-Chartership experience, AutoCAD proficiency, and a full driving licenc...

Principal AI Software Engineer, SVP role in London. Architect scalable backend systems for advanced AI tools, leveraging expert Python, FastAPI, and Generative AI frameworks like LangChain. Requires deep ML knowledge and full lifecycle ownership. C++ expertise is a bonus. Benefits include 27+ day...

Senior Principal Associate Contentious Construction sought for a national team across Birmingham, Exeter, Leeds, London, Manchester, and Winchester. You will advise on high-value, complex projects for public and private clients in health, housing, and emergency services. Key requirements include ...

Senior / Principal Associate, Barrister sought for a leading Regulatory Division. You will conduct tribunal and court advocacy in final substantive hearings, interim applications, and appeals. Manage complex caseloads involving professional discipline and fitness-to-practise across health and soc...