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senior design engineer Hertfordshire
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Engineering  (20) Executive & Management  (4) Sales  (3) Graduate  (1)
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Browne Construction
23 Oct, 2026
Permanent
Senior Process Design Engineer
Browne Construction Hertfordshire, UK
We are seeking a Senior Process Engineer to take a leading role within our Design Team, responsible for planning, directing, and delivering high-quality process designs across a diverse portfolio of water and wastewater treatment projects. In this position, you will oversee technical delivery, guide multidisciplinary teams, and ensure that all solutions meet rigorous regulatory, environmental, and client requirements. You will collaborate with engineers, stakeholders, regulators, and clients to ensure each project is aligned, efficient, and future-focused. Alongside driving technical excellence, you will mentor junior engineers, champion innovation, and promote sustainable, cost-effective treatment solutions that meet the evolving needs of the water industry. Please note that this role requires you to be in the office or on site at least 3 times a week. About Browne (Non - Infrastructure) At Browne, we are engineering with purpose. We are a leading UK contractor...
Browne Construction
23 Oct, 2026
Permanent
Senior Mechanical Design Engineer
Browne Construction Hertfordshire, UK
We are seeking a Senior Mechanical Design Engineer to play a leading role within our Design Team, taking technical ownership of mechanical engineering solutions across a wide range of water and wastewater treatment projects. In this role, you will guide the full design process from concept through to completion, ensuring every mechanical system meets regulatory, safety, and client requirements while maintaining high standards of efficiency and sustainability. You will collaborate closely with multidisciplinary teams to deliver fully integrated designs, oversee technical reviews and risk assessments, and provide expert support during procurement, installation, and commissioning. Acting as a mentor to junior engineers, you will help shape the future capability of the team while championing innovation, quality, and best practice across the business. Please note that this role requires you to be in the office or on site at least 3 times a week. About Browne (Non -...
Aldwych Consulting
29 Sep, 2026
Permanent
Senior Civil Design Engineer
Aldwych Consulting Welwyn Garden City, UK
Senior Civil Engineer Location: Hertfordshire (Hybrid Working Available) Salary: 50,000 - 65,000 + Excellent Benefits An excellent opportunity has arisen for an experienced Senior Civil Engineer to join a leading, multidisciplinary engineering consultancy based in Hertfordshire . This growing firm has a strong reputation for technical excellence, a collaborative culture, and a genuine commitment to professional development. The successful candidate will be joining a forward-thinking consultancy with a healthy project pipeline across sectors including residential, commercial, distribution, and technology, including data centres. You'll play a key role in designing and delivering innovative, sustainable infrastructure solutions across the UK. The Role As a Senior Civil Engineer, you'll be responsible for leading and managing the design of civil infrastructure projects from concept through to completion. You'll take technical ownership of schemes and support the wider...
Proactive Global
22 Oct, 2026
Permanent
Electrical Design Engineer (BMS)
Proactive Global Chorleywood, Rickmansworth WD3, UK
Electrical Design Engineer - BMS Location: Rickmansworth, Hertfordshire Salary: 45,000- 65,000 per annum, depending on experience The Role We are currently recruiting for a Design Engineer to join an established and growing BMS organisation based in Rickmansworth . We are open to applications from both Junior and Senior Design Engineers , provided you have experience working with BMS and AutoCAD . As a Design Engineer, you will be responsible for delivering design work across multiple concurrent BMS projects, producing detailed AutoCAD drawings and working closely with consultants, clients, project managers, software engineers, production and commissioning teams. Please note: This is a fully office-based role, requiring 5 days per week in the office . Working hours are 08:45-16:45, Monday to Friday , with a 45-minute lunch break. Your responsibilities will include: Producing BMS panel drawings, electrical schematics and panel layouts using AutoCAD ....
Rullion Ltd
06 Oct, 2026
Permanent
Civil/Senior/Principal/Associate Design Engineers - Water
Rullion Ltd London Colney, St Albans, UK
Civil Design Engineer/Senior Civil Design Engineer/ Principal Civil Design Engineer/Associate Civil Design Engineer - Water Location: St Albans/Hybrid (2/3 days in the office) Contract Type: Permanent Or Contract (Outside IR35) - Full Time The Role We are seeking experienced Civil Design Engineers (with clean/wastewater experience) at a range of levels to produce high-quality civil engineering design deliverables across the regulated water industry. You will play a key role in delivering safe, compliant, and efficient designs, working closely with multidisciplinary teams and supporting the development of CAD technicians. Key Responsibilities Produce civil engineering design deliverables that meet safety, quality, and regulatory requirements Prepare design calculations, drawings, reports, specifications, and design risk assessments Deliver designs in accordance with relevant technical, professional, and water company standards Carry out hydraulic...
Rullion Ltd
06 Oct, 2026
Permanent
Senior/Principal/Mechanical Design Engineers - Water Design
Rullion Ltd London Colney, St Albans, UK
Senior/Principal/Mechanical Engineer My client is an engineering design consultancy working closely with a wide range of clients, across a number of disciplines within the UK rail and utilities industries. Full time role from the St Albans Office with occasional site visits for which travel expenses will be paid. Hybrid working possible when required provided agreed in advance. Can be contract (outside IR35) or permanent role. Responsibilities: Provide design deliverables that satisfy safety and quality requirements. Produce design calculations and drawings for the water industry Direct and develop CAD technicians. Prepare scopes for and check output of subcontract M&E design teams Liaise with, prepare specifications for and review tender responses from equipment suppliers and manufacturers Prepare design investigations, reports and specifications. Design in compliance with relevant technical, professional and group standards. Ensure project change for...
Wallace Hind Selection LTD
20 Oct, 2026
Permanent
Sales Manager
Wallace Hind Selection LTD Welwyn Garden City, UK
Are you experienced in selling water treatment, filtration or engineered process equipment into industrial applications? We're looking for a technically minded Sales Manager to grow an established customer base, win new business and develop towards a senior leadership position. BASIC SALARY: Up to £60,000 BENEFITS: Annual bonus linked to business growth Pension 23 days annual leave LOCATION: This is a hybrid role; you must be commutable to our Hertfordshire office. COMMUTABLE LOCATIONS: Luton, Stevenage, Bedford, Cambridge, St Albans, Milton Keynes, Hemel Hempstead, Welwyn Garden City, Hatfield, Letchworth, Biggleswade, Royston, Hertford, Dunstable, Harlow, Bishop's Stortford JOB DESCRIPTION: Sales Manager, Business Development Manager, Technical Sales Manager - Water Treatment, Process Equipment As our Sales Manager, you'll be responsible for developing existing accounts and winning new business across industrial markets, selling engineered water...
Wallace Hind Selection LTD
20 Oct, 2026
Permanent
Sales Manager
Wallace Hind Selection LTD Stevenage, UK
Are you experienced in selling water treatment, filtration or engineered process equipment into industrial applications? We're looking for a technically minded Sales Manager to grow an established customer base, win new business and develop towards a senior leadership position. BASIC SALARY: Up to £60,000 BENEFITS: Annual bonus linked to business growth Pension 23 days annual leave LOCATION: This is a hybrid role; you must be commutable to our Hertfordshire office. COMMUTABLE LOCATIONS: Luton, Stevenage, Bedford, Cambridge, St Albans, Milton Keynes, Hemel Hempstead, Welwyn Garden City, Hatfield, Letchworth, Biggleswade, Royston, Hertford, Dunstable, Harlow, Bishop's Stortford JOB DESCRIPTION: Sales Manager, Business Development Manager, Technical Sales Manager - Water Treatment, Process Equipment As our Sales Manager, you'll be responsible for developing existing accounts and winning new business across industrial markets, selling engineered water...
Wallace Hind Selection LTD
20 Oct, 2026
Permanent
Sales Manager
Wallace Hind Selection LTD St Albans, UK
Are you experienced in selling water treatment, filtration or engineered process equipment into industrial applications? We're looking for a technically minded Sales Manager to grow an established customer base, win new business and develop towards a senior leadership position. BASIC SALARY: Up to £60,000 BENEFITS: Annual bonus linked to business growth Pension 23 days annual leave LOCATION: This is a hybrid role; you must be commutable to our Hertfordshire office. COMMUTABLE LOCATIONS: Luton, Stevenage, Bedford, Cambridge, St Albans, Milton Keynes, Hemel Hempstead, Welwyn Garden City, Hatfield, Letchworth, Biggleswade, Royston, Hertford, Dunstable, Harlow, Bishop's Stortford JOB DESCRIPTION: Sales Manager, Business Development Manager, Technical Sales Manager - Water Treatment, Process Equipment As our Sales Manager, you'll be responsible for developing existing accounts and winning new business across industrial markets, selling engineered water...
Aldwych Consulting
15 Oct, 2026
Permanent
Project Design Engineer
Aldwych Consulting Watford, UK
Project Engineer / Senior Project Engineer - Watford Location: Watford Salary: Up to circa 47,000 DOE Type: Full-Time Permanent Working Pattern: Hybrid - 3 days in the office, 2 from home The Opportunity An established engineering consultancy is looking to appoint a Project Engineer or Senior Project Engineer to join its team in Watford. This is an opportunity to join a well-established civils team working across a varied portfolio of projects, including industrial developments, rail infrastructure and private residential schemes . The business is looking for an engineer with at least 3 years' experience who can contribute to technical delivery, work collaboratively with colleagues and take on increasing responsibility across a range of civil engineering projects. The Role Delivering civil engineering designs across a variety of infrastructure projects Developing engineering solutions from initial design through to delivery Producing and coordinating...
Aldwych Consulting
07 Oct, 2026
Permanent
Senior Structural Engineer
Aldwych Consulting Hertfordshire, UK
Senior/Principal Structural Engineer Negotiable Hemel Hempstead Would you like to work for a consultancy who provide multi-disciplinary services in areas including Structural and Civil Engineering, Building Surveying, Land Surveying, Transport and Highway Engineering? This is a permanent position within the Structural Engineering team based at their office in Hemel Hempstead. The role is aimed at a candidate with 4 + years of UK experience in buildings structures design as a minimum, ideally more. The firm have around 100 staff, with several office locations. The firm have a friendly and supportive working environment, which has resulted in good morale, and a low staff turnover. The company has a strong commitment to training ranging from 'on the job training' in new software and design techniques to Training Programmes for Chartered status and external short courses. The company breadth of skills and experienced staff creates an excellent environment for new...
Aldwych Consulting
06 Oct, 2026
Permanent
Civil Design Engineer - Data Centres
Aldwych Consulting Welwyn Garden City, UK
Civil Design Engineer Location: Hertfordshire Salary: 39,000 - 47,000 + Excellent Benefits An excellent opportunity has arisen for a Civil Design Engineer to join a leading, multidisciplinary engineering consultancy based in Hertfordshire . The consultancy has a strong reputation for technical excellence and a collaborative approach, with an established project pipeline across sectors including residential, commercial, distribution and technology, including data centres . This is a great opportunity for a Civil Engineer looking to develop their technical experience within a supportive consultancy environment, working on a varied range of development infrastructure projects across the UK. The Role As a Civil Design Engineer, you'll be involved in the design and delivery of civil infrastructure projects from concept through to detailed design and construction. Working alongside experienced engineers and multidisciplinary teams, you'll have the opportunity to...
Aldwych Consulting
29 Sep, 2026
Permanent
Civil Design Engineer
Aldwych Consulting Welwyn Garden City, UK
Civil Design Engineer Location: London Salary: 39,000 - 47,000 + Excellent Benefits An excellent opportunity has arisen for a Civil Design Engineer to join a leading, multidisciplinary engineering consultancy based in London . The consultancy has a strong reputation for technical excellence and a collaborative approach, with an established project pipeline across sectors including residential, commercial, distribution and technology, including data centres . This is a great opportunity for a Civil Engineer looking to develop their technical experience within a supportive consultancy environment, working on a varied range of development infrastructure projects across the UK. The Role As a Civil Design Engineer, you'll be involved in the design and delivery of civil infrastructure projects from concept through to detailed design and construction. Working alongside experienced engineers and multidisciplinary teams, you'll have the opportunity to develop your technical...
Browne Construction
23 Oct, 2026
Permanent
Process Design Engineer
Browne Construction Hertfordshire, UK
We're looking for a Process Design Engineer to join our Design Team and play a key role in shaping the treatment solutions that support vital water and wastewater infrastructure. In this role, you'll contribute to the planning, development, and delivery of process designs across a variety of technical projects, working closely with multidisciplinary teams to ensure designs are effective, efficient, and compliant with regulatory and industry standards. You'll support the creation of key process documentation such as flow diagrams, mass balances, P&IDs, and process control philosophies while helping to drive innovation, sustainability, and operational excellence. From design optimisation to participation in HAZOP studies and project reviews, you'll be central to delivering treatment solutions that perform reliably and sustainably for our clients. Please note that the role requires you to be in the office or on site at least 3 times a week. About Browne (Non -...
Browne Construction
23 Oct, 2026
Permanent
EICA Design Engineer
Browne Construction Hertfordshire, UK
Are you ready to help shape the future of water and wastewater treatment? We're looking for an EICA Design Engineer to play a key role within our Design Team, contributing to projects that protect communities and the environment. In this exciting role, you'll design and develop Electrical, Instrumentation, Control, and Automation systems that underpin critical treatment processes. You'll work closely with civil, mechanical, and process engineering colleagues to ensure seamless integration of all EICA components, from concept design through to commissioning and project handover. Your expertise will support project delivery teams, guiding safe and efficient implementation while staying at the forefront of emerging technologies and best practice in automation and water treatment systems. Please note that this role will require you to be on site or in the office at least 3 times a week. About Browne (Non - Infastructure) At Browne, we are engineering with purpose. We are...
Ja
23 Oct, 2026
Permanent
Graduate Highways Engineer (Stevenage)
Jacobs Stevenage, UK
Graduate Highways Engineer (Stevenage) Join the Jacobs Graduate Development Program (GDP) and help shape better environments, communities and societies. Bring your passion, creativity and ambition - and together, we'll create lasting change. What You'll Get Our two-year Graduate Development Program is designed to accelerate your growth as you begin your Jacobs career. Through blended learning, mentoring, progress reviews and networking, you'll build capability across four key areas: human skills, consulting skills, championing our strategy, and developing your personal passions. You'll tailor your learning journey to your interests, career goals and technical strengths - creating a graduate experience that's uniquely yours. Much of your development will come through real project work, supported by your manager and mentor to ensure you gain the experiences that matter most. The Graduate Development Program isn't just a steppingstone - it's a launchpad. You'll gain the...
FL
20 Oct, 2026
Permanent
Fire Supervisor
Fixatex Ltd Hertford Heath, Hertford SG13, UK
Who We Are Fixatex Ltd is a family-run electrical services provider built on trust, teamwork, and technical excellence. Established in 2000, we have proudly supported clients across London and the Southeast for over two decades. Operating from our head office, warehouse, and purpose-built training centre in Hertford, we deliver high-quality electrical services while continuously developing and supporting our people. The Role We re looking for a Fire & Security Supervisor to be the technical lead on our Peabody Fire & Security contract. This is a senior, hands-on role. You ll make sure every inspection, service, repair and remedial across fire safety and security systems is safe, compliant and done properly. You ll lead and develop our engineers and specialist operatives, hold our subcontractors to a high standard, and sign off certification before it reaches the client. When a compliance question needs a definitive answer, you ll be the person who gives it....
Aldwych Consulting
17 Oct, 2026
Permanent
Structural Engineer
Aldwych Consulting Felden, Hemel Hempstead, UK
Structural Engineer 36k - 46k Hemel Hempstead Progressive and people friendly civil/structural practice seek a mid level Project Structural Engineer for their Hemel Hempstead office. The firm is a medium sized practice, who from small beginnings have grown to 40+ staff, with plans to continue expanding due to their busy workload. There are no glass ceilings here! The office in Hemel has over 30 civil/structural staff and is near the town centre. Parking is available. Ideally you need a car as they are too far to walk from the station. They have offices in several UK locations and work on interesting and challenging buildings structures projects in a variety of sectors, often commercial and residential. Clients include some big name developers. They are a flexible practice who offer a supportive working environment with the emphasis on teamwork. A place where everyone counts. Excellent CPD opportunities and lots of social events. The role would ideally suit a candidate...
Aldwych Consulting
16 Oct, 2026
Permanent
Associate Structural Engineer
Aldwych Consulting Hatfield, UK
Associate Structural Engineer Welwyn Garden City 70k- 75k An Associate level Chartered Structural Engineer is sought to join this reputable firm. The suitable candidate will be based in the company's Welwyn Garden City office, where plentiful parking is available. They are also within walking distance from the mainline station. The office space is excellent, with lots of natural light and great facilities, based in a large business park. Projects are very varied and most projects are in the light industrial buildings sector such as specialist warehouses, sheds, portal frame buildings and data centres for various big name clients. Experience in these types of projects will be preferred. Projects are usually complex so a love for problem solving combined with value engineering is essential. You must be an experienced hands on designer who is capable of running projects and leading design teams. The firm is a well established practice with several nationwide offices. They...
Johnson Matthey
09 Oct, 2026
Permanent
Electrical Controls Graduate Engineer
Johnson Matthey Royston SG8, UK
Job Title: Electrical Controls Graduate Engineer Location: Royston We currently looking for an Electrical Controls Graduate Engineer at Johnson Matthey in our Graduate Engineering Programme (GEP) as part of the Group Engineering function. The GEP supports the key capabilities of our business and the rapid professional progression of future engineers. Graduates on the GEP will undergo various technical and leadership development while completing high-priority business projects. They will be assigned a mentor to support progress towards Chartered Engineer status. At Johnson Matthey, your work will matter. As a Electrical Graduate Engineer, you'll join a world leader in platinum group metals with over 200 years of history and innovation. You'll help tackle the world's biggest challenges - cutting emissions, powering modern society and enhancing lives - as we continue to apply, refine and recycle metals that matter, for a healthier and more resilient future. The role: As...
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