Principal Town Planner jobs in Cardiff – Browse 13 openings on RoboApply Jobs

Principal Town Planner jobs in Cardiff

Open roles matching “Principal Town Planner” with location signals for Cardiff. 13 active listings on RoboApply Jobs.

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AECOM logo
Full-time|On-site|Cardiff

Join our dynamic team at AECOM as a Principal Town Planner in Cardiff. In this pivotal role, you will lead planning projects, providing expert guidance on land use and urban development. Collaborate with various stakeholders, including government agencies and community groups, to ensure sustainable and innovative planning solutions. Your expertise will be cr…

Jan 8, 2026
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Turner & Townsend logo
Full-time|Hybrid|Cardiff

As the demand for expertise in the Energy & Natural Resources sector continues to grow, Turner & Townsend is seeking a skilled Project Planner to become a vital part of our dynamic and supportive team. Join us during this exciting period of expansion within our nuclear division, where we are leading transformative change in the industry. We are eager to connect with candidates who possess project planning experience and are ready to explore the opportunities that Turner & Townsend has to offer. Please note that candidates will be required to work on-site for three days each week.MAIN PURPOSE OF ROLEThe Project Planner will oversee work packages and projects of varying sizes and complexities. Your role will entail leading the planning for multiple smaller projects or a single large, complex project. You will manage time, cost, risk, changes, reporting, and scope while ensuring the development and maintenance of robust schedules that provide our clients with accurate data for informed management decisions. Ultimately, your efforts will contribute significantly to meeting client objectives and delivering projects on time, within budget, and to the highest quality standards.KEY ACCOUNTABILITIESLead planning efforts and support junior planning professionals on high-value projects.Create, develop, and maintain project schedules that align with complex project requirements.Ensure compliance with NEC or FIDIC contract processes for schedule management.Assist project teams in developing status reports to keep management updated on project progress.Collaborate with senior team members in day-to-day project management and the implementation of Integrated Project Controls standards.Reduce uncertainties, enhance efficiency, and clarify project objectives.Work with project teams to define the scope of work and update detailed schedules and cost information.Evaluate project schedule progress, performance, and identify potential issues.Analyze critical path, float, and constraints to recommend corrective actions for schedule recovery.Conduct project progress reviews and consolidate multiple project schedules into an integrated master schedule.

Mar 5, 2026
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AECOM logo
Full-time|On-site|Cardiff

Role overview The Principal Mechanical Engineer at AECOM’s Cardiff office plays a key role in managing mechanical engineering projects across a range of sectors. This position involves providing technical leadership, directing project delivery, and making sure all work aligns with both industry standards and client requirements. Main responsibilities Lead mechanical engineering projects from initial concept to final completion Support and mentor a team of engineers, with a focus on developing junior staff Encourage collaboration with professionals from other disciplines to meet project objectives Drive ongoing improvements in engineering practices and project results

Apr 27, 2026
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AECOM logo
Full-time|Hybrid|Cardiff

Kickstart your career and elevate your professional journey with us!“Are you prepared to join a dedicated team of hydrologists and influence the future of the Water Industry?”Become a pivotal member of our innovative and interdisciplinary Water Team as a Principal Hydrologist. This role allows you to work from one of our UK or Ireland offices while benefiting from our flexible hybrid working model.As a Principal Hydrologist, your expertise will be instrumental in delivering significant water projects both domestically and internationally. You will spearhead hydrological assessments that guide flood risk management, major infrastructure planning, water resource strategies, and environmental permitting.This senior position entails a blend of technical proficiency, client interaction, project management, and team leadership within an expanding water division.Your responsibilities will include:Leading hydrological assessments to facilitate flood risk evaluations, infrastructure design, catchment strategies, and environmental impact assessments.Providing technical guidance on rainfall-runoff modeling, river flow estimation, climate change considerations, and catchment analysis.Supervising and reviewing hydrological modeling results to ensure quality, precision, and adherence to UK regulatory guidelines.Serving as the technical lead on significant frameworks and multidisciplinary projects spanning the transport, energy, water, and development sectors.Advising clients on flood risk policies, drainage strategies, abstraction licensing, and environmental permitting needs.Mentoring and developing junior hydrologists, promoting technical excellence and knowledge exchange.Supporting business development initiatives, including bid preparation and client relationship management.If you are driven by innovation and eager to transform bold ideas into reality, AECOM invites you to join our team. We are committed to not just constructing infrastructure but also uplifting communities and enhancing lives. Follow our AECOM Water page on LinkedIn to stay informed about the impactful projects we are executing and witness the difference we are making in the industry!Embrace growth with us.Become an integral part of our vibrant Water division, which comprises approximately 600 experts across the UK and Ireland. Collaborate with leading engineers and consultants to deliver a wide range of engaging projects, from small initiatives to substantial undertakings, from inception to completion.At AECOM, you will thrive in an inclusive and progressive environment where your contributions are appreciated. Enjoy a variety of core and personalized benefits tailored to support your future and well-being, suited to your lifestyle. Take advantage of career development opportunities, technical practice networks, AECOM University, volunteer days, and our flexible hybrid working model to ensure a work-life balance that fits your needs.

Mar 3, 2026
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AECOM logo
Full-time|On-site|Cardiff

We are seeking a talented and experienced Principal Structural Engineer specializing in water engineering to join our dynamic team in Cardiff. In this role, you will lead the design and implementation of innovative structural solutions for water infrastructure projects. You will collaborate with multidisciplinary teams to ensure the highest standards of safety and sustainability are met.

Jan 14, 2026
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Monzo Bank Ltd logo
Full-time|Remote|Cardiff, London or Remote (UK)

Monzo Bank Ltd is seeking a Principal Backend Engineer to drive the design and development of scalable systems for its banking platform. This role plays a key part in shaping the technical direction of Monzo’s backend, ensuring that solutions are reliable and meet high standards of quality. Key responsibilities Lead the design and implementation of backend systems that power Monzo’s platform Establish and uphold coding and architectural standards across engineering teams Mentor engineers and support their growth in delivering maintainable solutions Champion best practices in software development and system design Technical leadership The Principal Backend Engineer will provide guidance to teams, influencing both immediate projects and long-term engineering strategy. Setting high standards and promoting effective practices are central to this position. Location This role is open to candidates based in Cardiff, London, or working remotely within the UK.

Apr 27, 2026
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AECOM logo
Full-time|On-site|Cardiff

Begin your journey. Flourish with us.“Are you eager to collaborate with a team of flood risk experts and influence the future of the Water Sector?”Our Water division is seeking a dedicated Senior Flood Modeller to become an integral part of our vibrant and expanding Water Business Line. This role offers the opportunity to contribute to high-profile and impactful projects throughout the UK and beyond, all while being at the center of one of the UK’s most ambitious and interconnected engineering hubs.As a senior technical resource, you will play a pivotal role in mentoring our junior team members and actively enhancing our services for local authorities, water companies, and both public and private sector clients.Your responsibilities will include:Creating and validating hydraulic models using software tools such as Flood Modeller, TUFLOW, Mike 11, Mike 21, HEC-RAS, and ICM to support the design of Flood Alleviation Schemes, conduct Flood Risk Assessments, and perform reservoir flood studies.Developing water quality models, which may involve physico-chemical, biological, bacterial, or chemical factors using industry-standard software like MIKE, Delft3D, SIMCAT, and/or ICM.Conceptualizing and scoping modelling methodologies, assessing risks and opportunities in each case.Conducting and reviewing hydrological assessments, including Flood Estimation Handbook, ReFH2, and WINFAP.Leading efforts on tenders ranging from innovative one-off projects to multimillion-pound framework contracts.Guiding team members to facilitate their professional growth.Building strong relationships with clients and across various technical disciplines.Staying abreast of legislative developments and guidelines that may impact our services.Utilizing AECOM’s project management systems to ensure the delivery of high-quality outputs to our clients, within the agreed timelines and budget.Collaborating closely with clients and teams of engineers and technical specialists to support a diverse range of flood risk management projects, including fluvial, coastal, surface water, and drainage.If you have a passion for innovation and a desire to transform visionary ideas into reality, AECOM welcomes you. Join our team, where we don't merely construct infrastructure; we uplift communities and enhance lives. Follow our AECOM Water page on LinkedIn to stay updated on the significant projects we're undertaking and witness the positive impact we're making in the industry!Grow with us.Become part of our dynamic Water business, consisting of around 700 experts across the UK & Ireland. Work alongside top engineers and consultants to deliver a wide array of engaging projects, from small initiatives to large-scale endeavors.

Mar 5, 2026
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AECOM logo
Full-time|Hybrid|Cardiff

Begin your journey. Advance your career.Are you enthusiastic about Marine Ecology and eager to make a significant impact?Join our vibrant Nature team as a Principal Marine Ecologist based in one of our offices throughout the UK and Ireland, including Basingstoke, Manchester, Glasgow, Bristol, Leeds, Birmingham, Cambridge, and Dublin. Our flexible hybrid working model allows you to balance your professional and personal life effectively. In this role, you will leverage your skills, knowledge, and expertise to contribute to both national and international projects. Our portfolio encompasses a wide array of sectors, such as high-profile power and infrastructure initiatives (including floating offshore wind), national and international interconnectors, habitat restoration efforts, flood defense projects, and coastal development schemes (e.g., marinas, jetties, slipways, and port developments).You will collaborate with a dedicated team of marine and aquatic ecologists and marine EIA specialists to enhance the growth and development of our marine ecology team while expanding our portfolio of prestigious marine projects. As a client-facing professional, you will assume responsibility for technical project delivery and business development, reporting directly to the Marine Ecology Lead.Your key responsibilities will include:Acting as a Subject Matter Expert: Provide expert marine ecological and marine consenting guidance, both internally and externally. Direct contributions to various workstreams and deliverables across a diverse range of projects, including participation in the comprehensive EIA or DCO development cycle of major initiatives. Deliver marine ecology impact assessments, including ES chapters, HRA, MCZ, WFD, and support for all necessary license and permitting applications for marine projects.Ensuring Quality: Maintain a keen attention to detail to guarantee that our deliverables meet the highest quality standards and adhere to our rigorous quality management protocols. Possess exceptional writing and communication skills, capable of tailoring complex scientific information for diverse audiences.Collaboration: Work within a multidisciplinary team to enhance the environmental outcomes of our projects, collaborating with specialists in underwater acoustics, coastal processes, water science, and marine archaeology, as well as EIA colleagues.Driving Growth and Business Development: Contribute to the marine ecology team's business development efforts by creating technical and fee proposals, as well as broader marketing strategies. Confidently present to internal and external stakeholders and facilitate client interactions.Project Management: Exhibit effective project management skills to oversee project delivery.

Feb 24, 2026
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AECOM logo
Full-time|On-site|Cardiff

AECOM is seeking a Principal Mechanical Engineer specializing in the water sector to join our dynamic team in Cardiff. In this pivotal role, you will leverage your extensive expertise in mechanical engineering to design and oversee projects that enhance water infrastructure and contribute to sustainable practices. You will collaborate with multidisciplinary teams to deliver innovative solutions while ensuring compliance with industry standards.

Mar 30, 2026
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AECOM logo
Full-time|On-site|Cardiff

Join AECOM as a Principal Water Quality Scientist/Modeller in Cardiff, where you will play a pivotal role in advancing water quality initiatives. As a leader in this field, you will utilize your expertise to analyze, model, and propose innovative solutions to complex water quality challenges. This position offers a unique opportunity to collaborate with multidisciplinary teams, contributing to sustainable water management projects that positively impact communities.

Apr 9, 2026
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Ramboll logo
Full-time|On-site|Cardiff

Join our dynamic team at Ramboll as a Senior or Principal Civil Engineer specializing in Infrastructure. In this pivotal role, you will leverage your extensive experience to shape the future of urban infrastructure projects. You will collaborate with multidisciplinary teams to deliver innovative engineering solutions that meet the highest standards of quality and sustainability.

May 1, 2026
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AECOM logo
Full-time|On-site|Cardiff

Join AECOM as a Principal EIA Consultant in Cardiff, where you will lead impactful projects focused on environmental assessments. Leverage your expertise to guide clients in navigating complex regulatory environments and ensure sustainable development practices. Collaborate with a dynamic team of professionals dedicated to environmental stewardship.

May 1, 2026
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Turner Townsend logo
Full-time|On-site|Cardiff

Join Turner Townsend as a Security Cleared Senior Business Analyst and take your career to the next level. We are seeking an experienced consultant to lead key projects in Cardiff, with a focus on delivering innovative solutions in the infrastructure sector. Your expertise will drive strategic planning, project management, and stakeholder engagement, ensuring that our clients achieve their objectives effectively.

Mar 31, 2026

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