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Building Physics Consultant Location: Bristol Salary: £35,000 - £45,000 Contract Type: Permanent Working Arrangement: Hybrid Overview Are you passionate about sustainable design and building performance? An exciting opportunity has arisen for a Building Physics Consultant to join a leading sustainability and engineering consultancy in their growing Bristol office. This consultancy is renowned for delivering innovative, low-carbon solutions across the built environment and is recognised as one of the UK's top employers in the engineering and sustainability sector. As a Building Physics Consultant, you will play a pivotal role in shaping sustainable building designs, collaborating with architects, MEP engineers, and multidisciplinary teams from concept to completion. Benefits By joining this consultancy, you will enjoy: A competitive salary of £35,000 - £45,000. Flexible and hybrid working arrangements to support work-life balance. Clear career progression and professional development opportunities. Exposure to high-profile, sustainability-focused projects. A supportive and collaborative working culture. The chance to work with a nationally recognised leader in sustainability and engineering. Day-to-Day Your typical day as a Building Physics Consultant will involve: Running building performance simulations to assess energy efficiency and thermal comfort. Collaborating with design teams to integrate sustainable solutions into projects. Preparing compliance documentation for planning submissions. Advising clients on strategies to achieve Net Zero Carbon goals. Attending project meetings to provide technical insights on building physics. Researching and implementing the latest industry standards and innovations. Responsibilities As a Building Physics Consultant, your key responsibilities will include: Conducting dynamic thermal modelling and building performance analysis using IES VE software. Supporting the development of Net Zero Carbon and operational energy strategies. Advising on compliance with Part L, Part O, TM52, TM59, EPCs, TM54/NABERS, and Passive House standards. Assisting with sustainability modelling and BREEAM credit assessments. Producing technical reports and planning compliance documentation. Collaborating with project teams to influence sustainable design decisions. Staying updated on evolving industry legislation and best practices. Qualifications To be successful in this role, you should ideally have: A degree in Building Services Engineering, Environmental Engineering, Architectural Engineering, Physics, Mechanical or Electrical Engineering, or a related discipline. Approximately 2-4 years' experience in building physics or sustainability consultancy. Proficiency in IES VE software. A strong understanding of building performance and sustainable design principles. Excellent communication and analytical skills. A genuine passion for low-carbon and sustainable development.If you are a driven professional with a passion for sustainable design and building performance, we would love to hear from you. Take the next step in your career and apply today! For a confidential discussion about this opportunity, please get in touch

Senior Building Services Engineer 📍 Bristol | Hybrid Working (3 days office-based required) 💰 Up to £55,000 DOE + package Zest4Talent is proud to be working in partnership with a dynamic and forward-thinking engineering consultancy looking to expand its growing Bristol team with the addition of a Senior Building Services Engineer (Mechanical & Electrical). This is an excellent opportunity for somebody who wants more than just a job — a role where you can genuinely make an impact, contribute ideas, work autonomously and be part of a sociable, collaborative and ambitious team environment. The business is looking for enthusiastic, driven individuals who are passionate about the built environment sector and enjoy taking ownership of projects without excessive layers of red tape. 🔹 The Role You will be involved in: ✔ Detailed building services design ✔ Project delivery from concept through to completion ✔ Technical calculations, schematics and specifications ✔ Client, contractor and design team coordination ✔ Supporting and mentoring junior engineers ✔ Sustainable and low-carbon design strategies ✔ Working across a varied project portfolio 🔹 What They Are Looking For ✔ Strong Building Services Engineering experience (Mechanical or Electrical) ✔ Ideally Chartered or working towards Chartership ✔ Team players with a proactive and positive attitude ✔ Strong communication and project delivery skills ✔ Individuals comfortable working independently and taking initiative ✔ Passion for technical excellence and delivering quality work ✔ Commercial awareness and client-facing confidence Experience within sectors such as commercial, education, residential, leisure, secure environments or critical systems would be highly advantageous. Software experience across packages such as Revit, AutoCAD, IES VE, Amtech, Dialux or Relux would also be beneficial. 📌 Please note: candidates must be able to travel into the Bristol office approximately 3 days per week. This is a genuinely exciting opportunity to join a business that is modern in its approach, values its people and is committed to making a real difference within the sector. For a confidential discussion or to apply directly, please contact Zest4Talent. Matt Norgrove or Tina Goodhart FREC

Energy Modeller Bristol (Hybrid) A well-established consultancy with over 20 years of experience across the commercial, technical, and operational aspects of construction and energy efficiency is looking to appoint an Energy Modeller to join its growing team in Bristol. This is an excellent opportunity for an experienced professional to work on a diverse range of projects, supporting clients in delivering energy-efficient, sustainable buildings. The successful candidate will play a key role in producing high-quality energy models, EPCs, and building performance assessments while working within a collaborative and supportive environment. The Role The Energy Modeller will be responsible for delivering energy modelling and building performance assessments across a variety of projects, ensuring compliance with current regulations and helping clients achieve their sustainability objectives. Key Responsibilities Produce energy models using IES-VE software. Deliver EPCs and building performance assessments. Support clients with compliance and energy efficiency strategies. Work collaboratively with internal teams and external stakeholders throughout project delivery. Ensure projects are delivered to a high technical standard and within agreed timescales. Keep up to date with changes to building regulations and energy performance standards.About the Candidate Experience using IES-VE for building energy modelling. Ideally qualified as a Non-Domestic Energy Assessor (NDEA) or have demonstrable experience producing EPCs. Strong understanding of UK building regulations and energy performance requirements. Excellent communication and problem-solving skills. Able to manage workload effectively and work both independently and within a teamWhat's on Offer Hybrid working based in Bristol. Competitive salary, dependent on experience. The opportunity to join a respected consultancy with over two decades of industry expertise. Exposure to a wide variety of projects across the built environment. Supportive team environment with opportunities for professional development.Please note: Unfortunately, visa sponsorship is not available for this position, so applicants must have the right to work in the UK. If you are interested in this position, please contact Callum at Aztrum via (url removed)

Senior Mechanical Engineer - Building Services Consultancy Bristol Up to £60k Overview This award-winning building services consultancy integrates sustainable solutions into every project they deliver, across commercial, residential, education and industrial sectors. With a spacious, modern office in Bristol city centre and a team of around 20 engineers, they've built a genuinely collaborative environment, deliberately moving away from the traditional corporate mould in favour of something more people-focused. That culture shows up in the day-to-day: flexible working, monthly socials ranging from dragon boat racing to rugby tournaments, and a team that clearly enjoys spending time together. Projects are varied and technically interesting - recent wins span new-build residential, commercial, hotels and laboratory fit-outs, with a consistent focus on low-carbon design running through everything they do. Following a period of steady growth and a strong run of new project wins, they're now looking to add a Senior Mechanical Engineer to the team. The Role You'll take ownership of mechanical design across a range of project types, working from concept strategies through to post-completion evaluation. Day-to-day this means producing detailed engineering design including calculations, schematics, specifications, equipment schedules and supporting documentation, as well as representing the business at client and project team meetings. There's a mentoring element to the role too - supporting less experienced engineers and contributing to their development within the business. You'll be expected to stay current with legislation, standards and emerging technologies, and to bring that knowledge into project delivery. About You Mechanical building services design engineer with strong technical grounding and the ability to articulate design rationale clearly Chartered or actively working towards chartership with a recognised institution Solid understanding of low-carbon design principles and their practical application Comfortable working independently and as part of a wider multidisciplinary team Strong communication skills - able to hold your own in client-facing situations and present confidently Experience across sectors such as residential, commercial, education, healthcare or critical systems would be well received Familiarity with relevant software including Amtech Prodesign, IES Virtual Environment, Revit, AutoCAD and Dialux/ReluxThe Business Founded around a decade ago and grown to approximately 20 staff, this consultancy has established itself as a serious player in the Bristol building services market. Sustainability sits at the heart of what they do - not as a bolt-on service but baked into the way they approach every project. With a strong pipeline of work and further growth planned, this is a well-timed opportunity to join a team on an upward curve. Salary is competitive and dependent on experience. The role is based in Bristol city centre with flexible working available. If you would like more information then reach out to Danny Brookes at Calibre Search on (phone number removed) Calibre Search promote equality in the workplace and we welcome applications from all suitably skilled or qualified candidates regardless of their sex, race, disability, religion/beliefs, sexual orientation or age. We act as both an employment agency and employment business

gravity9 is seeking a Technical Lead / Solution Architect to lead the design and build of a secure metadata catalogue platform for a UK public sector client. The platform will serve as a centralised index for discovering, governing, and controlling access to data distributed across multiple independent domains — enabling authorised parties to locate and retrieve data without the catalogue itself holding or having visibility of the underlying data. This is a greenfield build requiring strong architectural judgment, hands-on delivery capability, and the ability to work within a multi-vendor environment where the catalogue integrates with separate data storage and encryption services provided by other technology partners. Duration 15 weeks Commitment Half-time for the first 4 weeks (design phase); full-time for the remaining 11 weeks (build and integration) Working model Mostly remote with periodic onsite attendance Security clearance BPSS (Baseline Personnel Security Standard) required Residency UK resident required Technical Scope The contractor will be responsible for leading the design and delivery of the API layer and application logic. A dedicated database consulting engineer will handle MongoDB cluster configuration, schema design, indexing, and performance tuning — the contractor will collaborate closely with them but will own the application-layer delivery. Architecture & Design (Weeks 1–4, half-time) • Design the Attribute-Based Access Control (ABAC) model, including policy attributes (clearance level, nationality, group/role, context), enforcement points, and decision logic, • Design the RESTful API architecture, including endpoint structure, request/response contracts, and error handling patterns, • Map out query patterns, access flows, and integration touchpoints with external systems (data storage and encryption services provided by partner organisations), • Collaborate with the database consulting engineer on schema design, search strategy, and encryption approach to ensure the API layer aligns with the underlying data model, • Contribute to Infrastructure as Code design for deployment (Terraform or similar) Build & Implementation (Weeks 5–15, full-time) • Build a RESTful API layer in Java implementing full catalogue functionality: – CRUD operations for metadata records – Advanced search capability leveraging Atlas Search – ABAC enforcement on all API operations, ensuring search results and data retrieval are filtered by the requestor’s access attributes – Secure storage and retrieval of encrypted key material (shard keys) via CS-FLE • Implement unit tests to validate functional correctness, • Build automated data load and stress testing harnesses for the combined API and cluster deployment, • Perform integration testing against external partner systems (or appropriate stand-ins) to validate end-to-end data creation and retrieval flows, • Produce API documentation and integration guides for consuming systems, • Support knowledge transfer and handover activities in the final weeks of the engagement Essential • Java development — strong hands-on capability building production RESTful APIs (Spring Boot or similar framework), • MongoDB — solid working experience with MongoDB, including querying, aggregation pipelines, and integrating MongoDB into Java application layers, • Atlas Search — practical experience designing and implementing search solutions using Atlas Search (or Lucene-based search within MongoDB), • Security & encryption — experience with Client-Side Field Level Encryption (CS-FLE) or equivalent application-layer encryption patterns; understanding of key management concepts, • Infrastructure as Code — experience with Terraform or equivalent for deploying and managing application infrastructure, • API design — ability to design clean, well-documented RESTful APIs suitable for integration by multiple consuming systems, • Testing — experience with load/stress testing tools and approaches for validating API performance under realistic conditions, • Technical leadership — proven ability to make architectural decisions, produce design documentation, and communicate technical trade-offs to both engineering and non-technical stakeholders Desirable • Experience designing and implementing Attribute-Based Access Control (ABAC) systems; familiarity with policy-as-code frameworks (e.g. Casbin, OPA, or XACML-based systems), • Experience with metadata standards such as DCAT, Dublin Core, or IES, • Experience working in UK public sector or defence environments, • Familiarity with multi-classification or multi-tenancy access models, • Experience with event-driven architectures and asynchronous processing patterns, • Understanding of consistency patterns in multi-service architectures (e.g. saga pattern, eventual consistency), • Knowledge of data mesh or federated data architecture concepts, • Experience integrating with third-party data storage APIs (e.g. S3-compatible interfaces) Working Context • The contractor will work as part of a small, focused delivery team operating within a multi-vendor programme, • The catalogue integrates with separate data shredding/storage and encryption services delivered by other organisations — the contractor will need to collaborate across these boundaries but will not be responsible for those components, • All work will be conducted via VPN access to the client’s cloud environment, • The client operates within a security-conscious environment; the contractor must be comfortable working within defined information handling and access constraints, • The role includes a knowledge transfer component in the final weeks of the engagement, including API documentation and integration guides for the client team Your application has been successfully submitted! _ We appreciate your interest in this position. 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Senior Associate - Sustainability Role Bristol or Cardiff Important: the job title “Senior Associate” at Hoare Lea refers to a senior-level position (not an entry-level role); please check the role description for responsibility and seniority. About us Hoare Lea is an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists. We provide innovative solutions to complex engineering and design challenges for buildings. We are as committed to providing an environment where everyone can realise their unique potential. So, in joining Hoare Lea, you will experience a business that enriches your knowledge, supports your wellbeing, and welcomes your individuality. You’ll have the opportunity to participate in our 9-day fortnight scheme, thriving community groups, varied social and networking events, and extensive professional and technical development schemes. We also offer an extensive benefits package, including private medical cover, electric vehicle salary sacrifice scheme, stock options, and up to 30 days of annual leave. Whatever your ambitions or circumstances, our aim is to enable everyone to develop their knowledge, give their best, and enjoy what they do. We take personal responsibility to achieve a shared vision, combining strong relationships with technical excellence. When we embark on a project journey, we are making a commitment to the client and to each other. We are committed to demonstrating how positively balancing human-centric design with planet-conscious solutions is the ultimate measure of success through our _ vision. Our clients are industry leading, always striving to achieve the best and to push the boundaries of sustainability. We work on a wide range of projects in most sectors. For example, with a focus on human-centred, environmentally sustainable design, Hoare Lea delivered the world’s first workplace fit-out to achieve both BREEAM Outstanding and WELL Certified Gold (One New St Square). Our DfP pioneer project (Timber Square) became the UK’s first NABERSUK Design for Performance project to achieve a 5* design reviewed target rating. At Hoare Lea you’ll have the opportunity to not just work on exciting projects such as these, but to also engage with the industry. Hoare Lea regularly collaborate with UKGBC, CIBSE and were one of the first to sign up to support the Building Services Engineers Declare initiative. You’ll be part of progressive and exciting projects, able to experience innovative schemes and gain knowledge across all sectors. With a structured Career Paths Framework, you’ll have a clear understanding of the pathway for advancing your career. About the role A fantastic career opportunity has arisen for a creative and driven Senior Associate Sustainability Consultant to join our Sustainability Group. The role is could be based in our Bristol or Cardiff office and will be part of our broader Sustainability Discipline group which has a presence in every Hoare Lea office across the country. Working alongside a range of specialist engineers and consultants, you will be joining a collaborative, knowledgeable, highly engaged team who love what they do, and offer a supportive, flexible, and high performing work culture. Role expectations • Take ownership and deliver large scale projects with industry leading clients – Experience working in the London and Bristol markets preferred, • Monitoring project expenditure and reporting to team leader, • Actively contributes to sharing technical knowledge across the firm, • Effectively reports and openly communicates at all levels internally and externally., • Contribute to finding new opportunities for business growth and negotiate scope of Hoare Lea services and fee levels., • Actively participate in regional work-winning initiatives and contribute to senior engagement in recognised industry organisations, • Takes responsibility for achieving design objectives, • Manage and motivate colleagues within the HL team., • Reporting cost and resource requirements to the team leader on a regular basis., • Contribute to the development of junior team members., • Effectively delegate, manage and review work undertaken by others., • Support in production of fee proposals and invoicing., • Lead workshops with the client and design team and communicate information in a clear and concise manor., • Undertaking a range of modelling and analysis, which may include but not limited to: embodied carbon of materials, circular economy opportunities, building performance simulation, operational energy use, energy generation, overheating., • Lead the development of sustainability and energy strategies., • Lead the delivery of environmental assessments (such as BREEAM, WELL, HQM, etc) from early design stages through to completion., • Supporting the drive towards realising net zero whole life carbon in our projects., • Working with other members of the Sustainability Group on research and development initiatives to allow us to stay at the cutting edge of knowledge in our industry., • As well as project-related work, the Group engages directly with industry undertaking research and development studies, and authoring industry guidance. The role also presents the opportunity for involvement in this aspect of the Group’s work to those keen to have a direct influence on the industry. About you. Project delivery and technical expertise You will have detailed knowledge, competence and qualifications in a selection of the following fields. It is not expected that applicants will have expertise in all of the below topics. Applicants will be expected to have focus areas and detailed knowledge within them and should demonstrate a willingness to gain expertise in other topic areas. Core competencies • Energy strategies, • Building Regulations Part L assessments using Elmhurst and IES, • BREEAM and HQM assessments, • Bespoke sustainability charters, • Production of planning documents including sustainability statements, energy statements, whole life carbon reports and circular economy statements, • Circular economy strategies. Advantageous competencies • NABERS UK modelling, • In-Use energy modelling and assessment, • Dynamic modelling for thermal comfort assessments and overheating risk assessments, • Health and wellbeing strategies and certification, • Net zero carbon strategies and embodied carbon calculations To be successful in this role you’ll need: • Experience working within sustainability consultancy, you will be looking for a new challenge within a practice at the very forefront of our field., • Qualified and recognized in industry preferably with Chartered status, • You will bring expertise a passion for creating sustainable solutions., • You will be confident in leading sustainability workshops with design teams., • You will relish being part of dynamic team within a progressive and well-respected firm., • You will have good communication skills and an enthusiasm for working within a team environment., • Demonstrable experience working with clients / contractors / architects in a design oriented / consultant role., • Excellent organisational and planning skills to effectively work to timescales and deadlines for multiple projects at one time., • Self-awareness, an open mind, and a spirit of generosity, • Experience of supporting others to develop knowledge, skills, and confidence., • Develop effective client and fellow professional relationships for future business growth., • Show commitment to personal and continuing professional development., • Actively contributes to the wider engineering and construction industry. How to apply To apply simply complete a CV profile and submit your application, or for further information please contact aureliacherradi@hoarelea.com If shortlisted, one of our recruitment team will be in touch to arrange an introductory call (about 30 minutes) to discuss the role and your experience in more detail. From there, successful candidates will be invited to attend a panel interview, either via Microsoft Teams or in person at one of our offices. Adjustments and accommodations If there are adjustments or accommodations that we can put in place to help you participate and give your best at any stage of the recruitment process (whether relating to disability, neurodivergence or anything else) please let us know. Data privacy We have updated our terms and conditions for candidates, _ Recruitment agencies We have a Preferred Supplier List of trusted partners who assist us when required. We do not acknowledge speculative CVs or unsolicited candidate introductions from agencies not on the list.

Cost Estimator Location: Cardiff, Swansea or Bristol, Hybrid Working (3 to 4 days on site) Contract Type: Long-term Contract Industry: Engineering, Construction & Infrastructure The Opportunit yAn exciting opportunity has arisen for an experienced Cost Estimator to join a leading global engineering, project management and professional services consultancy. The organisation delivers some of the world's most complex and high-profile infrastructure, transportation, energy, defence and construction projects, providing innovative solutions for clients across a diverse range of sectors .Working within a growing Project Controls team, the successful candidate will play a key role in delivering high-quality estimating services across major programmes and projects. This position offers the opportunity to work alongside multidisciplinary teams, supporting projects from early feasibility stages through to delivery and completion . Key Responsibiliti • esLead the development and delivery of cost estimates from feasibility through to project completio, • n.Produce estimates ranging from high-level order of magnitude assessments through to detailed first-principles and bottom-up estimate, • s.Complete detailed quantity take-offs independently while supporting colleagues where require, • d.Prepare and review direct and indirect cost estimates to ensure accuracy and consistenc, • y.Develop and author Basis of Estimate documentatio, • n.Utilise market intelligence, benchmarking data and historical cost information to validate and challenge estimate, • s.Lead peer reviews and quality assurance activities to maintain high standards of project deliver, • y.Support and mentor junior team members, sharing knowledge and best practic, • e.Manage stakeholder relationships across project teams, clients, engineers, designers and project manager, • s.Communicate complex commercial and technical information clearly and effectivel, • y.Contribute to business growth activities, including bids, proposals and tender submission, • s.Act as a subject matter expert within the wider Project Controls functio n. Requireme • ntsDegree qualified in Quantity Surveying, Estimating, Engineering, Construction Management or a related discipline, or equivalent industry experien, • ce.Demonstrable experience delivering cost estimating services on major engineering, construction or infrastructure projec, • ts.Strong understanding of estimating methodologies, measurement techniques and cost planning principl, • es.Experience producing detailed cost estimates, cost breakdown structures and project cost mode, • ls.Knowledge of direct and indirect cost estimating and project deliverability assessme, • nt.Understanding of commercial and contractual principles and their impact on project cos, • ts.Proficiency with estimating software and Microsoft Office applicatio, • ns.Strong stakeholder management and communication skil, • ls.Professional membership, or working towards chartership with organisations such as RICS, ICE, AACE, ACostE or equivalent is desirab, • le.Ability to obtain security clearance would be advantageo us. What's on O • fferOpportunity to work on prestigious and complex projects across multiple sect, • ors.Exposure to a diverse portfolio of clients and program, • mes.Flexible and hybrid working arrangeme, • nts.Long-term career development opportunities within a global consultancy environm, • ent.Comprehensive benefits pack, • age.Collaborative, inclusive and supportive team cult, • ure.Ongoing professional development and training opportunit ies.