Principal Test Engineer

Company IconRedline Group Ltd
Location IconGreat Yarmouth

A position for a Principal Test Engineer role based in Great Yarmouth, Norfolk has become available, offering hybrid working plus a fantastic 9-day working fortnight!The Principal Test Engineer, based in Great Yarmouth, Norfolk will be resp...Read More>>.

Posted: September 22nd, 2026
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Principal Software Engineer

Company IconHackajob Ltd
Location IconGloucester

Our client is a major defence and aerospace company.Date Posted:2026-08-06Country:United KingdomLocation:Gloucester, South GloucestershirePosition Role Type:Onsite...Read More>>.

Posted: September 22nd, 2026
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Principal Mechanical Systems Engineer

Company IconJAM Recruitment Ltd
Location IconCowes

Join a world-renowned aerospace and defence organisation as a Principal Mechanical Systems Engineer in Cowes onsite full time onsiteWould you like to join a global aerospace and defence organisation? Do you want to work as part of an organi...Read More>>.

Posted: September 24th, 2026
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Principal Data Engineer

Company IconAsset Resourcing
Location IconLeicester

Principal Data Engineer | Leicester (Hybrid, 3 days/week onsite) | £80,000-90,000You will be responsible for the technical direction, hands on delivery and continuous improveme...Read More>>.

Posted: September 25th, 2026
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Principal Civil/Structural Engineer

Company IconALDWYCH CONSULTING LTD
Location IconWatford

Freelance Principal Civil / Structural Design EngineerLocation: Watford - Hybrid & Remote Working Rate: £40-£50 per hour Umbrella Contract: Freelance | Long-Term Opportunity...Read More>>.

Posted: September 26th, 2026
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Principal Systems Engineer

Company IconJAM Recruitment Ltd
Location IconCowes

Join a world-renowned aerospace and defence organisation as a Principal Systems Engineer in Cowes onsite full time onsiteWould you like to join a global aerospace and defence organisation? Do you want to work as part of an organisation prot...Read More>>.

Posted: October 5th, 2026
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Lead Data Scientist - Marketing Sciences

Company IconHackajob Ltd
Location IconLeicester

Our client is a leading UK fashion and home retailer.We are looking for a Lead Data Scientist to join the eCommerce Data Science team. Based from our client in Enderby, Leicestershire with a competitive salary range starting from £66,000 a...Read More>>.

Posted: October 10th, 2026
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Data Scientist (Sovereign Territory Surveillance)

Company IconSRT Marine Systems plc
Location IconGloucester

SRT Marine Systems plc (SRT) is a market leader in the domain of international marine surveillance technology and systems. We are a respected, established, and an ambitious multi-national company headquartered in the UK with a global customer base....Read More>>.

Posted: October 11th, 2026
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GitHub / GitOps Strategy Consultant

Company IconSanderson Recruitment
Location IconSouth East

GitHub / GitOps Strategy ConsultantLocation: Remote (occasional travel as required) Duration: 6 Months Start: ASAP Rate: Up to £900 per day (Umbrella...Read More>>.

Posted: October 17th, 2026
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Senior Data Scientist

Company IconSirius Analysis Limited
Location IconPortsmouth

Role: Senior Data ScientistSalary: from £60000Location: Portsmouth ( hybrid, 3 days onsite)IntroSirius Analy...Read More>>.

Posted: October 17th, 2026
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Data Scientist - Security & Intelligence

Company IconHackajob Ltd
Location IconGloucester

Our client is a geospatial and data technology company.Join the Growth Story at our client Our client operates at the heart of the UK's most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling cu...Read More>>.

Posted: October 18th, 2026
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Senior Principal Engineer

Company IconGaia Talent
Location Icon

Senior Principal EngineerLocation: Dublin, IrelandJob Type: PermanentSector: Roads, Transportation & InfrastructureThe Opportunit...Read More>>.

Posted: September 18th, 2026
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Principal Environmental Consultant

Company IconMott MacDonald
Location Icon

About the divisionEnvironmental considerations are central to Mott MacDonald's Purpose and its offerings across all sectors and territories. Our environment business provides essential services and innovati...Read More>>.

Posted: September 24th, 2026
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Principal Ecologist

Company IconThomson Environmental Consultants
Location IconBirmingham

Principal EcologistLocation: Kenilworth, United KingdomEmployees work in a hybrid modeMix of office and home working with some site work as neededFull-timeCompany Descrip...Read More>>.

Posted: October 2nd, 2026
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Principal or Associate Transport Planner

Company IconSLR Consulting
Location IconBristol

SLR is a global leader in sustainability solutions, working with clients to help make sustainability happen, within a collaborative, people-first culture. As a result of continued growth, we're looking for an amb...Read More>>.

Posted: October 2nd, 2026
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Principal/ Senior Sustainability Consultant (Republic of Ireland)

Company IconArthian
Location Icon

Principal/Senior Sustainability Consultant (Republic of Ireland)About UsWe are a team of enthusiastic and collaborative planners, designers, environmental consultants, engin...Read More>>.

Posted: October 9th, 2026
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Senior/ Principal Civil Engineer (Water / Wastewater)

Company IconWSP
Location Icon

What if you could shape a career as unique as you?At WSP, you can always find opportunities to grow and do what matters to you. Make the most of our global reach to discover new challenges and chances to work with di...Read More>>.

Posted: September 24th, 2026
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Principal Sustainable Waste Management Consultant

Company IconSLR Consulting
Location Icon

Our Sustainable Waste Management team is seeking an experienced waste and resource management specialist to support market due diligence, assessment and modelling projects for waste management companies, infrastructu...Read More>>.

Posted: October 2nd, 2026
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Principal EIA Consultant

Company IconArcadis
Location Icon

We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challeng...Read More>>.

Posted: October 2nd, 2026
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Principal Hydrogeologist

Company IconSweco
Location IconLeeds

About the jobLet's transform society together…We're Sweco.We're future planners, city shapers, urban innovators, digital transformers, net zero chasers, community connectors, social ente...Read More>>.

Posted: October 9th, 2026
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Principal Ecologist /Associate Director - Ecology Peterborough

Company IconJacobs
Location IconPeterborough

We're looking for a Principal Ecologist or Associate Director to help lead our Peterborough ecology team - a pivotal role within our UK ecology business. You'll combine strategic leadership, technical excellence and pe...Read More>>.

Posted: September 24th, 2026
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Principal Ecologist (UK wide)

Company IconJacobs
Location Icon

Location: London, Greater London, United KingdomAt Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission...Read More>>.

Posted: September 25th, 2026
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Principal Environmental Consultant - EIA Projects

Company IconAECOM
Location Icon

Job DescriptionStart here. Grow here.Due to significant infrastructure planning wins and new opportunities, we are looking to br...Read More>>.

Posted: September 25th, 2026
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Principal Geotechnical Engineer - Hertford

Company IconWSP
Location Icon

We are looking for Principal Geotechnical Engineers to join our existing team in Hertford.A little more about your role…...Read More>>.

Posted: September 25th, 2026
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Principal Ecologist

Company IconTetra Tech
Location Icon

 St Ives, UK | Abingdon, UK | Leeds, UK | London, UK | Southampton, UKTetra Tech is looking for a Principal Ecologist to join our team in delivering high-impact ecological solutions across renewable energy, residential, co...Read More>>.

Posted: October 2nd, 2026
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Senior / Principal Ecologists - Bristol & Exeter

Company IconArcadis
Location IconBristol

We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and d...Read More>>.

Posted: October 2nd, 2026
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School Principal

Company IconOlive Recruit
Location IconFive Oaks

School Principal Job Types: Full time, Permanent Hours: 40 hours per week Salary: Leadership Scale L17–L20 Location: Ingfield Manor...Read More>>.

Posted: August 7th, 2026
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Strategy Consultant - MBB Expert

Company IconMercor
Location IconLondon

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst...Read More>>.

Posted: September 6th, 2026
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Landscape Planner - All Levels (Graduate to Principal)

Company IconGreenbridge Recruitment
Location IconPeterborough

Are you a Landscape Planner who cares about climate, biodiversity and social equity?Are you looking for a role that offers hands-on mentoring, and a stake in the business you work for - whatever your seniority?...Read More>>.

Posted: September 10th, 2026
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Senior / Principal Ecologist

Company IconGreenbridge Recruitment
Location IconBakewell

Ecology without the burnout.  Too often we see ecology roles that promise flexibility and balance, but when it comes to real-life practices, Ecologists are left feeling overworked and burnt out. Long unsociable ho...Read More>>.

Posted: September 10th, 2026
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Data Scientist - AI Evaluation

Company IconMercor
Location IconLondon

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst...Read More>>.

Posted: October 19th, 2026
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