Senior Principal United Kingdom Jobs (Hybrid work)

Aqua Consultants seeks Senior/Principal Civil Engineers for hybrid roles in water and environment sectors. Lead multidisciplinary projects, manage teams, and drive innovation. Requires chartered status and wastewater expertise.

Senior Principal Platform Lead role in London to own and build a greenfield Internal Developer Platform from scratch. Requires 8+ years in platform engineering, deep Kubernetes, GitOps and IaC expertise, and hands-on IDP delivery at enterprise scale.

Assystem seeks a Senior Principal Mechanical Engineer in Warrington to lead multidisciplinary teams on fusion and modular nuclear projects. Requires steam cycle modelling, cooling water systems expertise, and ONR compliance knowledge. Hybrid work with strong benefits.

Assystem seeks a Senior Principal Mechanical Engineer in Bolton to lead multidisciplinary teams on fusion and modular nuclear projects. Requires steam cycle modelling, cooling water expertise, and ONR compliance knowledge. Hybrid work with strong benefits.

Assystem seeks a Senior Principal Mechanical Engineer in Newcastle upon Tyne to lead multidisciplinary teams on fusion and modular nuclear projects. Requires steam cycle modelling, cooling water systems expertise, and ONR compliance knowledge. Hybrid role with strong benefits.

Assystem seeks a Senior Principal Mechanical Engineer in Bristol to lead multidisciplinary teams on fusion and modular nuclear projects. Requires steam cycle modelling, cooling water expertise, and ONR compliance knowledge. Hybrid role with strong benefits.

Assystem seeks a Senior Principal Mechanical Engineer in Derby to lead multi-disciplinary teams on fusion and modular nuclear projects. Requires steam cycle modelling, cooling water expertise, and ONR compliance. Hybrid role with strong benefits.

AECOM seeks a Senior/Principal Power Systems Engineer in Glasgow to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code, and transmission planning.

AECOM seeks a Senior/Principal Power Systems Engineer in Birmingham to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code, and transmission planning.

AECOM seeks a Senior/Principal Power Systems Engineer in Bristol to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code and high voltage systems.

AECOM seeks a Senior/Principal Power Systems Engineer in London to lead grid compliance studies using PowerFactory, PSCAD and PSS/E. Requires UK Grid Code expertise and strong transmission planning skills.

AECOM seeks a Senior/Principal Power Systems Engineer in Manchester to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code, and transmission planning.

AECOM seeks a Senior/Principal Power Systems Engineer in Newcastle to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code and high voltage systems.

AECOM seeks a Senior/Principal Power Systems Engineer in Leeds to deliver grid connection projects across the UK and Ireland. Requires expertise in PSCAD, PowerFactory, UK Grid Code and HV protection.