191 jobs found

Project Manager Sheffield 65,000 - 75,000 Basic + 10% profit Bonus + progression to director title + training + Car + private health care + death in service + social events + expenses Are you a Project Manager with a background in mechanical engineering, air conditioning, or natural gas, looking for your next career move? Join a thriving company in a niche industry and position yourself as a future leader. Take charge of your career and progress to a director-level role within five years. Established 20 years ago, this leading gas company is expanding and seeking an experienced Project Manager with an engineering background. Oversee multiple nationwide projects, liaise with clients, and ensure timely project delivery. In the long term, you'll work closely with the Managing Director, paving the way for your future as a director. The role of the Project Manager will involve: Over running projects on a nationwide basis, Ensuring health and safety onsite is up to standard Ordering materials and arranging trades and subcontractors on site Liaising with clients, attending meetings and working closely with the director The successful Project Manager will need: Experience working on projects on air conditioning, medical gas, pipework or mechanical engineering Able to travel on a nationwide basis to projects, be in the office 2 days a week and work from/hybrid basis Knowledge of the construction industry and working on construction projects within the commercial sector Driving licence For immediate consideration please call Emily on (phone number removed) and click to apply! This vacancy is being advertised by Future Engineering Recruitment Ltd. The services of Future Engineering Recruitment Ltd are that of an Employment Agency. Please visit our website to view other positions we are currently handling. Future Engineering Recruitment Ltd can only accept applications from candidates who have a valid legal permit or right to work in the United Kingdom. Potential candidates who do not have this right or permit, or are pending an application to obtain this right or permit should not apply as your details will not be processed. We will endeavour to respond to all applicants however due to the sheer volume of response, we can only guarantee that candidates who have been shortlisted will be contacted.

Electrical Trade and Compliance Supervisor Hemel Hempstead (Hybrid Working) Salary £48,505.60 Per Annum Plus Additional On-Call Payment & Benefits Permanent, Full Time 40 hours per week (Monday Friday + On-Call Out of Hours Rota) Thrive Homes is seeking for an Electrical Supervisor to deliver a high-quality gas and electrical service to Thrive Homes buildings and other client s properties in accordance with Company plans and legislation. You will manage the THS Gas operatives and electrical team and ensure that we deliver a cost effective and competitive repairs service on day-to-day gas, cyclical, electrical repairs, home servicing and any other building related projects. Other Responsibilities: Manage the delivery of team objectives by actively encouraging good performance and productivity; promptly deal with poor or below standard performance or behaviours. Set and manage objectives for the team and regularly review in line with business and strategic plans. Actively encourage Continuous Professional Development. Encourage team creativity and innovation and create an environment for this to develop. Work in accordance with our policies & procedures relating to the delivery of building/building services maintenance works, ensuring they are in line with legal requirements & good practice. Ensuring the team deliver Gas and Electrical works ensuring they are compliant. Using reporting tools, manage functional budgets and monitor relevant KPIs putting solutions in place when they are falling below the target. Provide out of hours support to Thrive Homes on a rotational basis. You will be required to undertake any other reasonable duties/projects as required by your line manager/senior manager. Requirements: Substantial experience of working within a similar position of managing a repairs team is essential. It is essential to hold an electrical qualification and or /EIC for Electrical. A minimum of 18th Edition. Strong experience working in an Electrical position. Previous housing experience would be highly beneficial. Benefits: Thrive s Top 10! Annual Leave - 25 days per year increasing by length of service (up to 30 days). Buy or sell annual leave Generous family friendly provision Pension - Thrive Homes will pay double your contribution (up to 10%). Discretionary Bonus Life assurance - a payment of 3x your salary Health Cash Plan - facility to claim cashback for dental, optical and physiotherapy costs, alongside wellness services. Virtual GP Service (available 24/7) Wellbeing reward scheme (earn vouchers through a health app) A range of engagement activities aimed at building team morale, supporting both physical and mental health, and celebrating all things that make us different! All roles at Thrive are subject to a basic DBS check. Closing date: 7th March 2025 Interviews: 1st stage via Microsoft Teams date to be confirmed 2nd stage on-site at Head Office date to be confirmed We reserve the right to close this recruitment if it is deemed that we have received a suitable number of applications. On this basis we would advise that applications are submitted as soon as possible.

Ridgeway and co are partnering with a leading Groundworks contractor in their search for a Site Manager located in Stanford Le Hope paying up to 280 per day. Candidate must have extensive groundworks experience in laying slabs. SMSTS (Site Management Safety Training Scheme) certification is essential. First Aid at Work certification. Temporary Works Coordinator certification is highly desirable. 5-7 years of site management experience in civil engineering or construction projects, with a focus on: Demolition of structural elements (e.g., suspended slabs). Installation of prefabricated components, including service pits and associated services. Reinforced concrete works, including slab reinstatement, epoxy finishes, and markings. Coordination of M&E installations, including service ducts, power supplies, lighting, compressed air, and fume extraction systems. Temporary works design and implementation for confined workspaces. Previous experience managing works within operational environments, adhering to access, safety, and operational constraints. Familiarity with waste management practices, including disposal of excavated and demolished materials to authorized locations. Ability to read and interpret engineering drawings, specifications, and method statements. Proficiency in managing temporary works related to structural protection, isolation zones, and safe equipment placement. Strong understanding of quality assurance processes, including testing and commissioning of mechanical and electrical installations. Experience working in line with Eurocodes, British Standards, and CDM Regulations 2015. Knowledge of gas protection membrane installations and structural slab repair techniques. Key Responsibilities Project Coordination: Supervise daily site operations, ensuring efficient sequencing of demolition, installation, and reinstatement activities. Temporary Works Oversight: Ensure safe access and protection of the existing suspended slab during demolition and pit installation phases. Health & Safety Compliance: Maintain safe working conditions as the Principal Contractor in line with CDM requirements. Stakeholder Management: Liaise with the client, subcontractors, and other stakeholders to minimize disruption to terminal operations. Programme Management: Deliver the project within the agreed timeframe, ensuring coordination with other contractors and services. Quality Control: Oversee testing and commissioning of all installations, ensuring compliance with specifications and standards. Site Cleanliness & Logistics: Manage material storage, waste disposal, and cleanliness per the site requirements and client expectations. Excellent organizational and multitasking abilities to manage phased and confined works. Strong leadership and communication skills to effectively direct teams and liaise with stakeholders. Problem-solving aptitude to address unforeseen challenges in real-time. Meticulous attention to detail to ensure quality and compliance across all aspects of the project. If you feel you would be suitable for this role, please apply by submitting your CV or alternatively get in contact by emailing Ridgeway & Co on contact details provided

We do what we say If you strive to do what you say, we'll have a lot in common. Responsibilities: Conduct comprehensive utility surveys using advanced surveying techniques and equipment. Accurately identify, locate, and map underground utilities including water, gas, electricity, telecommunications, and sewer systems. Utilise Ground Penetrating Radar (GPR), electromagnetic locators, and other surveying tools to collect data and create detailed utility maps. Collaborate with project managers, engineers, and clients to ensure survey objectives are met and deliverables are of the highest quality. Adhere to health and safety guidelines and regulations while working in diverse environments and conditions. Provide technical expertise and support to junior surveying staff as needed. Experience/Qualifications: Minimum of 3 years' experience in Utility Surveying, NVQ Level 3 or higher in Utility Mapping Demonstrable understanding of PAS128:2022 Underground Utility Detection Verification and Location Demonstrable experience applying EML and GPR surveying techniques on site ( ElectroMagnetic Location, Ground Penetrating Radar), Experience in interpreting GPR results on site, Experience in post-process GPR data using dedicated software is preferred but not mandatory, Experience in using AutoCAD (or other similar CAD software), Experience in using Total Station and GPS, Experience in undertaking basic Topographical Surveys is preferred but not mandatory, Our Company Every day we work smarter, greener and use our imaginations. Our purpose at Clancy is simple - we make life better for everyone's growing families. We play a vital role in providing fresh drinking water and power to millions of homes and businesses and so much more. We are one of the biggest family owned construction businesses in the UK and we care about our people, our clients and the environment. What Next You apply, and we respond within two weeks (we know how annoying it is not to hear anything back)! If you don't receive feedback within that timescale, please don't be afraid to chase us - one of our values is to do what we say we will do! Benefits In addition to helping you reach your career goals, a competitive salary, pension, healthcare and holiday allowance starting at 24-26 days per annum, we also offer perks including Clancy Xtras, our employee benefits programme with discounts for numerous well-known retailers such as Tesco, Sainsbury's, Currys PC World and Vue Cinemas, cycle to work scheme as well as an Employee Assistance Programme. Clancy is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all our employees. If you require any reasonable adjustments to be made for you to attend an interview, please do let us know and we will be happy to accommodate. We are proud signatories of the Armed Forces Covenant and Disability Confident Committed.

Ridgeway and co are partnering with a leading Commercial contractor in their search for a Site Manager located in Basildon paying up to 300 per day. Candidate must have a background in groundworks and civils also. SMSTS (Site Management Safety Training Scheme) certification is essential. First Aid at Work certification. Temporary Works Coordinator certification is highly desirable. 5-7 years of site management experience in civil engineering or construction projects, with a focus on: Demolition of structural elements (e.g., suspended slabs). Installation of prefabricated components, including service pits and associated services. Reinforced concrete works, including slab reinstatement, epoxy finishes, and markings. Coordination of M&E installations, including service ducts, power supplies, lighting, compressed air, and fume extraction systems. Temporary works design and implementation for confined workspaces. Previous experience managing works within operational environments, adhering to access, safety, and operational constraints. Familiarity with waste management practices, including disposal of excavated and demolished materials to authorized locations. Ability to read and interpret engineering drawings, specifications, and method statements. Proficiency in managing temporary works related to structural protection, isolation zones, and safe equipment placement. Strong understanding of quality assurance processes, including testing and commissioning of mechanical and electrical installations. Experience working in line with Eurocodes, British Standards, and CDM Regulations 2015. Knowledge of gas protection membrane installations and structural slab repair techniques. Key Responsibilities Project Coordination: Supervise daily site operations, ensuring efficient sequencing of demolition, installation, and reinstatement activities. Temporary Works Oversight: Ensure safe access and protection of the existing suspended slab during demolition and pit installation phases. Health & Safety Compliance: Maintain safe working conditions as the Principal Contractor in line with CDM requirements. Stakeholder Management: Liaise with the client, subcontractors, and other stakeholders to minimize disruption to terminal operations. Programme Management: Deliver the project within the agreed timeframe, ensuring coordination with other contractors and services. Quality Control: Oversee testing and commissioning of all installations, ensuring compliance with specifications and standards. Site Cleanliness & Logistics: Manage material storage, waste disposal, and cleanliness per the site requirements and client expectations. Excellent organizational and multitasking abilities to manage phased and confined works. Strong leadership and communication skills to effectively direct teams and liaise with stakeholders. Problem-solving aptitude to address unforeseen challenges in real-time. Meticulous attention to detail to ensure quality and compliance across all aspects of the project. If you feel you would be suitable for this role, please apply by submitting your CV or alternatively get in contact by emailing Ridgeway & Co on contact details provided

Would you like to work in the sustainable energy industry where your skills and expertise will help secure a green future based on renewable energy Then you might be the Contracts Manager our client is looking for! Location: Horsham, West Sussex Salary: £70k per annum + Benefits Job Type: Full Time, Permanent About our client: Our client is a global partner in wind farm construction and maintenance, and they are part of an industry that is now, more than ever, both relevant and in high demand. As the industry continues to grow, so do they! We are looking for a commercially - minded Contracts Manager to provide contractual support and ensure protection against risks. Contracts Manager The Role: We are currently looking for a commercially minded Contract Manager who will be able to provide contractual support and guidance to our sales team for active tenders, and our projects team concerning contracts that have reached their operational phase, ensuring the business is well protected from contractual risk and that its obligations are well understood across the business. You will work closely with sales to draft, review and negotiate client contracts. You will manage multiple stakeholders and work with commercial and technical colleagues to ensure high contractual quality both in the tender and in the operational phases of wind power installation projects. Contracts Manager Key Responsibilities: - Providing feedback to the commercial team and leading on contractual matters during negotiations, to maximise the commercial attractiveness of submissions while protecting contractual position to the greatest extent possible - Aligning with legal, insurance, finance and tax teams on all aspects of a tender before submission - Mapping major contractual liabilities post contract signature and assisting the project team in managing contractual deliverables throughout the operational phase of installations - Promoting a high degree of awareness of key contractual terms across the wider organisation - Keeping up to date with developments in the market concerning contractual terms and trends - Assisting finance and project teams with financial forecasting and business/cost control - Assisting the contract management team in the implementation of a contract lifecycle management solution Contracts Manager You: - You will have a natural interest and care for the environment and our shared mission to speed up the green energy transition - We are looking for a solution-oriented person, with a flair for details. You will have strong time management skills and take pride in achieving the best solution under pressure - 7+ years of experience in contract management preferred - Experience in implementation of a contract lifecycle management solution preferred - Experience in the solar, wind, construction or oil/gas industry is an advantage - Proficiency in English, both written and spoken Contracts Manager Benefits: - You will be part of a rapidly growing company with a diverse and energetic team - They offer an exciting position focused on delivering excellence in the face of interesting new challenges - Positive and rewarding work environment in an international company with great development possibilities - Excellent salary, pension, benefits and bonus with 30 days holidays plus bank holidays To submit your CV for this exciting Contracts Manager opportunity, please click Apply now!

Produce high-quality CAD drawings for mechanical pipework systems including HVAC, water, gas, heating, and drainage systems. Create detailed 2D and 3D models, plans, and schematics in line with project specifications and client requirements. Ensure all pipework designs are compliant with relevant standards, regulations, and project specifications (e.g., BS EN, ASME). Work closely with mechanical engineers, project managers, and other stakeholders to understand project requirements and provide design solutions. Coordinate with site teams to ensure design and drawings are accurately implemented on-site. Assist in providing technical support and resolving any design-related issues during the construction phase. Ensure that all CAD drawings comply with industry standards and local regulations (e.g., British Standards, ASME, and building codes). Conduct internal quality checks of drawings and designs to maintain high standards and minimize errors. Stay updated on the latest trends and technologies in CAD and pipework design. Suggest improvements in design processes, tools, and methodologies to enhance efficiency and reduce errors.

Elevate Projects are seeking an experienced Residential Gas Servicing & Compliance Manager to oversee the safety, compliance, and maintenance of gas services within our clients residential housing portfolio. This temporary position offers a unique opportunity to contribute to the delivery of high-quality housing services, ensuring tenant safety and regulatory compliance. Key Responsibilities: Manage and oversee gas safety compliance across the housing stock. Ensure all gas appliances, heating systems, and installations meet current regulations and safety standards. Coordinate and monitor gas servicing, maintenance, and emergency repairs. Supervise contractors and internal teams to ensure efficient service delivery. Conduct risk assessments and audits, ensuring adherence to health and safety policies. Provide expert advice on gas-related issues and compliance to internal stakeholders. Requirements: Gas Safe Registered (or ability to manage registered engineers). Extensive experience in gas compliance, servicing, and maintenance. Strong knowledge of landlord gas safety legislation and housing regulations. Proven track record in contract or project management within a housing or local authority setting. Ability to liaise effectively with tenants, contractors, and colleagues. Excellent problem-solving and decision-making skills.

Commercial Manager - Utilities Required for expanding Civil Engineering & Utilities contractor Based in Essex, with travel required across London & Home Counties Opportunity to join a forward thinking & stable business, with exciting growth and expansion plans SSA are currently recuriting for an established Civil Engineering & Utilities contractor who due to a number of new contract and framework awards are looking to bring in a Commercial Manager to manage a team of 4 QS/AQS's and support the delivery of their Water, Gas, Power, & Telecoms contracts across London & Home Counties. You would be responsible for: Overseeing a small team of Quantity Surveyors; Working on both low-value/high-volume & standalone project schemes; Commercial responsibility for multiple utility contracts/frameworks; Preparation of monthly/quarterly forecasts; Overseeing and directing the CVR, Change Management, & Subcontractor Management processes; Dispute Management & Adjudications Experience required: Qualification within Quantity Surveying or equivalent Proven history of working within either Civil Engineering, Utilities, Rail, Highways, Infrastructure or related sector Ability to manage a team

Job Title: Plant Controller Location: Redditch Hours: Monday to Friday, 07 30 Salary: £28,600 £30,000 (dependent on experience) Are you highly organised with strong administrative skills? Looking to kick-start your career in the construction industry? We have an exciting opportunity for a Trainee Plant Controller to join our client s dynamic Plant team! About the Role As a Trainee Plant Controller , you ll play a crucial part in supporting our client s construction teams by arranging plant, tools, and machinery across various sites. You ll undergo training with experienced professionals to ensure you develop the knowledge and skills required to succeed. You ll be working in a fast-paced environment where no two days are the same managing plant requirements, coordinating fuel supplies, and supporting regional operations. Day-to-Day Responsibilities Training alongside the Senior Plant Controller and wider team to oversee plant requirements. Collaborating with Site and Contracts Managers to support productivity across projects. Managing the supply of gas oil and diesel for machinery across multiple sites. Negotiating with diesel suppliers to secure competitive rates. Coordinating the distribution of essential items across regional sites. Handling site mixer requirements and ensuring smooth business operations. Providing general administrative support to the Plant department. Skills & Experience Needed: Proven administrative skills, ideally in a fast-paced environment. Strong organisational and coordination abilities. Excellent communication and interpersonal skills. Experience in groundworks or construction is desirable but not essential. A proactive approach to learning and development.

Addison Project require a contractor to provide Construction Management Services for a scope of 6 months based at sites in the South of England. These scopes will work on transmission and dsitrbution upgrade projects delivery specific constructions scopes. Working at our clients sites you will work with the client, our onsite teams and manage the sub contractors to successfully deliver upgrade projects. You have demonstrable experience of: UK Onshore construction management experience within the Chemical, Petrochemical, Pharmaceutical, Transmission and Distribution or Oil and Gas sector - Please note this experience is essential. As you will be managing multi-discipline contractors, on behalf of Addison Project, you will have demonstrable experience of CDM where you have operated in the capacity of Principal Contractor working with a design team. Mechanical and EC&I experience is highly desirable. CCNSG or CSCS. Experience of subcontract management, package procurement, design development, quality management, Health & Safety, and liaising with the client and multidisciplinary design teams is essential. To all applicants: In line with legislation, this position is only open to candidates who have indefinite eligibility to work in the UK. To all recruitment agencies: The Company does not accept unsolicited agency resumes. Recruitment agencies should not send resumes to our HR team or any of our employees. We are not responsible for any fees related to unsolicited resumes from recruitment agencies.

We are recruiting for a Project Manager for a leading FM company. The role is based in Glasgow with some travel and hydrid working. As a Project Manager you will be managing a large team of multi skilled engineers. Carrying out planned and reactive maintenance on gas systems, small installation projects, servicing and repairs. Role objectives: Provide technical support and guidance on the telephone to engineers out in the field. Interact between administration team, management team and regional engineering team to disseminate information into the field. Monitor engineers and promote best practice in health and safety, engineering and customer care. Health & Safety performance targerts Work standards targets PACE - Profit after controllable expenses Conformity with our core processes and workflows To be the Subject Matter Expert for your regional team's key technical competencies. Ensure a professional image of the client is presented to clients and visitors and ensure excellence in customer service is always delivered and promoted. To liaise with client staff to determine requirements and to promote continuous improvement works and project related activity.Ensure that professional and technical skills are maintained through a commitment to personal development and life-long-learning. Qualifications: Technically qualified to at least City & Guilds level/ UK Level 3 NVQ in relevant electrical disciplines or time-served with suitable experience Relevant H&S qualification GCSE (or 'O' Level equivalent) passes in Math's and English or recognised equivalent Ability to interface with people including customer staff at all levels Demonstrable experience and knowledge of working within the Industrial and Commercial sectors Demonstrable experience and knowledge of HVAC systems Ability to read and understand schematic and wiring diagrams Full UK Driving Licence Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application. Candidates must be eligible to live and work in the UK. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Our client is looking for a Site Manager to provide 2 week cover on a site in Diss. After this 2 week period, there will be further/ongoing work available on a follow on site for the right candidate. Candidates need to hold relevant and in date certs (SMSTS, First Aid, CSCS) and have extensive experience working on heavy civils projects. This work will be working on a Gas Compressor Station so SHEA Gas is preferred, but not essential.

We are recruiting for an experienced Estimator for one of our clients in the Modular Building sector based in one of their sites in North Yorkshire. Working for a market leader the successful Estimator will be involved in the design manufacture and installation of steel framed modular equipment rooms and housings to protect critical systems equipment. Our client supply to a wide range of end users in a variety of sectors including Nuclear, Power, Oil, Gas and Rail sectors. As part of the company's growth strategy, they require an additional Estimator to complement their Sales/Commercial team at one of their offices in North Yorkshire. As Estimator. experience of modular or portable buildings would be advantageous but is not essential. Ideally are seeking someone with experience of estimating gained within the permanent off-site modular building sector although candidates with experience of other construction sectors would also be considered.. Most important will be your excellent Estimating skills and understanding of construction processes. Estimator day to day responsibilities will include: Responsibility for analytical cost estimates and tenders, from receipt of enquiry to tender submission on a variety of build projects. Analysing drawings, specifications and other documentation to prepare comprehensive build cost estimates. Working closely with in-house design engineers to prepare cost effective solutions to clients where required. As Estimator preparing and submitting detailed, accurate, professionally presented, competitive and timely quotations to Sales/Commercial managers for presentation to potential customers. Liaising with subcontractors and obtaining prices for specialist services such as M&E HVAC etc. Ensuring the timely completion and submission of quotations. For more information on this fantastic Estimator role please apply now or contact Chris Taylor on: (phone number removed)

Job Summery Responsible for the accurate surveying of properties, capturing all relevant data electrically to ensure appropriate decisions are made in respect of repairs and maintenance, actively resulting in enhanced customer service to tenants. To identify the need for H&S inspections for gas and electrical risks, Scaffold inspections, legionnaires and asbestos prior to any work commencing and taking any action as necessary to ensure the safety of the property. To manage sub-contracts reporting and monitoring stock levels held. To carry out audits on sub contracts, stock and quality of works. Main responsibilities * Carry out detailed surveys of properties to client specifications where new or replacement boiler installations and heating systems are to be carried out * Carry out all gas service-related pre-inspection surveys and prepare electrically reports, costings etc. * Advise Install of materials and resource requirements * Arrange and agree access arrangements liaising with the admin team * Ensure phased delivery of materials matches install programme/completion dates * Organise and arrange scaffolding requirements etc. by liaising with the necessary contractors * Assist installation operatives prior to work commencing and during the completion * Liaise with the H&S Manager prior to and during any works carried out * Carry out work in progress reports and issue report to Installation Manager at the end of each working day * Monitor engineer’s performance and turnaround times do not compromise set quality standards * Ensure redundant materials are removed from site & returned to main stores to be credited by the storeman * Issue daily report to Senior Contracts Manager on the status of all works within the Department as to what measures has been put in place to ensure service delivery demands have been met * Ensure that works are completed to the required Company standard, within projected time-scale, technical requirements and value for money * Ensure that all procedures and departmental instructions that relate to the Service Delivery process are maintained with particular regard to QA procedures * Check Asbestos Register against each address prior to where works are to take place * Ensure customer satisfaction returns are signed * Carry out full post inspection of installation works, check that it is to the Manufacturers Specification * Any other duties as reasonably requested Person Specification * Have previous experience of ensuring that all works are undertaken in accordance with statutory requirements, Health and Safety and industry codes of practice * Have experience of working in heating and installation * Have excellent customer care / service skills * Have an understanding on how to report on legionella * Be able to work out heat loss calculations * Have experience of working within a technical team within the Social Housing sector * Have an understanding of timescales and value for money * Experience/Knowledge of Renewable Technologies i.e., Air Source Heat Pumps Essential Qualifications/Skills * Current/Valid Domestic Gas Qualifications – CCN1 CENWAT CPA1 CKR1 HTR1 * A relevant City and Guilds Level 3 Qualification * Full UK Driving licence Benefits 21 days holiday increasing by 1 extra day every 2 years up to a maximum of 25 days, plus statutory days Pension scheme – Auto enrolment Life Insurance Employee Assistance Programme Employee Referral Scheme Staff Discounts Company Vehicle (No private use) Mobile Phone Laptop Uniform