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senior mechanical design engineer £100,000 - £150,000
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Advance TRS
10 Apr, 2026
Contract
Mechanical Engineer
£45.00 - £53.00 hourly
Advance TRS 39 Holloway Rd, London N7 8JP, UK
Job Title: Intermediate/Senior Mechanical Engineer - 12 Month Contract or Permanent Location: Mostly remote (occasional travel to London) Contract Rate: 45- 53 per hour outside IR35 or Permanent Salary: 50- 60k About the Role: We are seeking an experienced Mechanical Engineer to join a dynamic team focused on innovative engineering solutions in the water and environmental sector. This role offers the flexibility of primarily remote work, with occasional visits to the London office, and provides the opportunity to work on cutting-edge projects in a collaborative environment. Key Responsibilities: Design, develop, and optimise mechanical systems and components. Prepare detailed engineering drawings, specifications, and documentation. Work closely with project teams to deliver solutions from concept through to installation and commissioning. Support project planning, risk assessment, and troubleshooting mechanical issues. Ensure compliance with relevant industry...
Planet Recruitment
18 Apr, 2026
Permanent
Network & Security Engineer
£380 - £420 daily
Planet Recruitment Didcot, UK
Role: Network & Security Engineer - CISCO / ISE Contract Rate: 380 - 420 per day PAYE - Inside IR35 Contract Role: 6 months Location: Didcot - Oxfordhsire Hybrid role 3 days on site / 2 WFH ROLE OVERVIEW Our client are looking for an experienced, fully hands-on Level 3 engineer to strengthen our infrastructure and network security operations capability. This is a senior technical delivery role - not a design-only or advisory position. You will be expected to configure, troubleshoot, and resolve complex issues across Cisco security suite, networking, security appliances, server infrastructure, and hybrid-cloud connectivity with minimal supervision. The environment spans a multi-building campus network, data-centre infrastructure, SD-WAN fabric, cloud gateway controllers, and enterprise security platforms. You will work closely with leaders in IT Operations to maintain service availability and to assist in fast tracking their infrastructure transformation. KEY...
Eden Brown
17 Apr, 2026
Contract
Senior Electrical Design Engineer
£40.00 - £50.00 hourly
Eden Brown Northfleet DA11, UK
Great new position for an experienced Electrical Design Engineer on a contract basis to support the delivery of high-profile data centre and commercial mixed-use projects across London and the South East. This role will suit a capable engineer who can quickly integrate into a design team and contribute across all project stages, from concept through to detailed design. The Role Deliver electrical design from concept to detailed stage Produce calculations, technical drawings, reports, and specifications Contribute to high-value, technically challenging new-build schemes Coordinate with mechanical engineers, architects, and contractors Attend design meetings and undertake site visits as required Ensure designs comply with current UK Building Regulations and industry standards Work confidently to programme deadlines within a fast-paced project environment About You Proven experience within an electrical building services consultancy environment Strong background in data...
Rullion Managed Services
16 Apr, 2026
Contract
Fire Safety Engineer
£555 - £750 daily
Rullion Managed Services Somerset, UK
Role: Fire Safety Engineer Position: Contract Location: Hinkley Point C, Somerset Duration: 12 months plus Pay: 555 (paye), 750 umbrella The Role The Fire Safety Specialist is part of a team of dedicated fire safety and compliance professionals reporting to the Head of Site Environment, Fire Safety, Radiation Protection & Harbours. The main purpose of the job is to determine and document the fire safety strategy, develop supporting project standards and guidance, drive improvements in safety culture, management systems, performance and to coordinate and cooperate with the NNB Fire Safety Team to assist them in delivering their aims effectively. This will include, but is not limited to, problem solving and establishing innovative solutions to fire safety challenges faced during construction and commissioning, recommending temporary fire safety solutions to include temporary compartmentation, smoke control, fire barriers, fire water supply, fire alarm and...
Randstad Construction and Property
15 Apr, 2026
Contract
Project Engineer
£400 - £480 daily
Randstad Construction and Property Fordwich, Canterbury CT2 0BU, UK
Project Engineer (M&E) Location: Canterbury, Kent Rate: 400 - 480 per day Sector: Water Treatment (AMP8) Duration: Ongoing Freelance Start Date: Immediate The Opportunity With the AMP8 cycle accelerating, we are seeking a versatile Mechanical or Electrical Project Engineer (MEICA) to join a major water treatment infrastructure project in Canterbury . This role is designed for a technical lead who excels at the intersection of theory and practice. You will be the vital link between the "drawing board" and the "boots on the ground," ensuring that complex mechanical and electrical designs are not only buildable but optimized for the unique rigors of a live water treatment environment. Key MEICA & Design Responsibilities Design-to-Site Integration: Work closely with the design team to review technical drawings, specifications, and P&IDs. You will provide essential feedback on "constructability," ensuring designs can be executed safely and...
Advance TRS
14 Apr, 2026
Contract
Senior Civil Design Engineer
£400 - £500 daily
Advance TRS United Kingdom
Job Title: Senior Civil Engineer Day Rate: Up to 500 per day (outside IR35) Location: Manchester, with occasional site visits (expenses paid) Type: 12-month Contract Full-time Hybrid (1-2 days WFH possible for the right candidate) About the Role: You'll be involved in varied and high-impact projects across the regulated water industry, including: Sewage treatment works upgrades Clean water main replacements IED schemes at sewage treatment works CSO upgrades and storm storage solutions This is a chance to deliver technical excellence on essential UK infrastructure. About the Client: Our client is a respected engineering design consultancy working across the UK rail and utilities sectors. With a growing workload and strong reputation, they offer a supportive and collaborative team culture. Wellbeing is central to their values - they've created a safe, fair, and positive environment where people thrive. Key Responsibilities: Deliver high-quality civil...
Randstad Construction and Property
11 Apr, 2026
Contract
Senior Site Engineer
£450 - £500 daily
Randstad Construction and Property Hertfordshire, UK
Senior Engineer Role: Senior Engineer (Aviation / Airfield Infrastructure) Location : Bishop's Stortford area Rate : 450 - 500 per day Duration : Ongoing Freelance Contract Start Date : Immediate / ASAP The Opportunity We are looking for a highly skilled Senior Engineer to join a specialized infrastructure project near Bishop's Stortford. This is a prestigious, long-term freelance opportunity working within a high-security aviation environment. The successful candidate will be responsible for overseeing complex engineering works where precision and strict adherence to operational constraints are non-negotiable. Given the nature of the site, prior aviation experience is an absolute requirement. Key Responsibilities Technical Leadership: Lead the engineering function on-site, ensuring all works (airside or landside) align with stringent aviation specifications. Complex Setting Out & QA: Manage high-tolerance setting out and oversee comprehensive...
Randstad Construction and Property
11 Apr, 2026
Contract
Project Engineer
£400 - £480 daily
Randstad Construction and Property Kent, UK
Project Engineer Role: Project Engineer (Water Industry) Location: Dover, Kent Rate: 400 - 480 per day Duration: Ongoing Freelance Start Date: Immediate The Opportunity Are you ready to play a key role in the AMP8 cycle? We are seeking a high-caliber Project Engineer with either a Mechanical or Civils background to join a major water treatment project in Dover. This is a critical position within a high-pressure, high-reward environment. We need a specialist who understands the unique rigors of the water sector and can drive the delivery of essential infrastructure upgrades. With an immediate start available, you will be integrated into the project team to oversee complex engineering workstreams. Key Responsibilities Compliance & Standards : Ensure all works meet the stringent specifications of the water authority and environmental regulations . Site Coordination : Act as the technical bridge between the design team and site operations...
Advance TRS
10 Apr, 2026
Contract
Mechanical Design Engineer
£350 - £400 daily
Advance TRS Manchester, UK
Job Title: Mechanical Design Engineer Rate: Up to 400 per day (Outside IR35, dependent on experience) Location: Manchester (M32 0RS) - Hybrid working (minimum 3 days per week in the office) Contract Type: Contract About the Role Our client is seeking an experienced Mechanical Design Engineer to support a range of ongoing projects within the UK regulated water industry. The role will focus on UMON projects at Sewage Treatment Works, working closely with a collaborative and experienced engineering design team to deliver high-quality solutions. About the Client Our client is a well-established engineering design consultancy operating across the UK rail and utilities sectors, with a growing portfolio within the water industry. They are known for their friendly, focused culture and strong commitment to employee wellbeing. Key Responsibilities Deliver detailed mechanical design solutions for projects within the UK water sector. Work collaboratively with multidisciplinary...
NRL Recruitment
10 Apr, 2026
Contract
Senior CE&I Design Engineer
£53.00 - £65.00 hourly
NRL Recruitment Cumbria, UK
Senior CE&I Design Engineer Rate- 53- 65.00 per hour Inside IR35 Location, Cumbria Role Overview The Senior Control, Electrical & Instrumentation (CE&I) Design Engineer is responsible for the delivery and technical leadership of high-quality design solutions within a multi-disciplinary engineering environment. The role involves leading design activities, ensuring compliance with applicable standards, and supporting projects from concept through to detailed design and implementation. Key Responsibilities Lead and deliver CE&I design activities within a detailed design environment across the full project lifecycle. Provide technical leadership and guidance to a multi-disciplinary design team. Produce and review engineering design documentation, including drawings, specifications, and calculations. Ensure all designs comply with relevant industry standards, regulations, and best practices. Apply strong knowledge of engineering drawing practices to...
Damia Group Ltd
09 Apr, 2026
Contract
Developer - IDAM/IAM SME SC Cleared - £550 - £650 per day
£450 - £600 daily
Damia Group Ltd 39 Holloway Rd, London N7 8JP, UK
Java Developer - IDAM/ IDM SME - SC Cleared - 550 - 650 per day - remote with occasional travel Developer - IDAM/IAM SME SC Cleared - 550 - 650 per day We are looking for a Developer with very strong and proven IDAM (Identity and Access Management) experience for a large Government client. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service , re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month). Java Developer - IDAM/ IDM experience - SC Cleared - 500 - 600 per day - remote with occasional travel As a Senior Software Engineer with a focus on back-end development, you will play a key role in...
Advance TRS
03 Apr, 2026
Contract
Geotechnical Engineer
£350 - £400 daily
Advance TRS Birmingham, UK
Senior Geotechnical Engineer We're looking for a Senior Geotechnical Engineer to support the construction phase of a major infrastructure project. The role involves working as part of a small team, providing technical guidance, and ensuring design intent is correctly applied on site. A regular presence at the project's site offices is required (3 days per week). Site offices are located around Coleshill and Kenilworth. Key Responsibilities Geotechnical construction phase support, coordinating with technical leads and supporting junior staff. Review Inspection and Test Plans, witness selected site tests, and maintain clear, auditable records. Manage responses to site queries, field change requests, and non conformance reports, including internal assurance steps. Interpret instrumentation and monitoring data and recommend mitigation actions when needed. Carry out geological inspections, earthworks logging, and other site-based geotechnical assessments. Contribute to...
Advance TRS
01 Apr, 2026
Contract
Lead Civil Engineer
£55.00 - £65.00 hourly
Advance TRS Birmingham, UK
Job Title: Lead Civil Engineer Rate: 50 - 60 per hour (dependent on experience) Location: Birmingham / Glasgow / Chester / Leeds (Flexible UK base / hybrid) Type: Contract - Inside IR35, Hybrid About the Role: Our client is seeking Lead Civil Engineers to join their Delivery group, working on non-infrastructure UK water engineering projects. You will act as a technical specialist and/or in a lead role, developing and applying advanced engineering techniques, while guiding project teams to deliver high-quality outputs. About the Client: Our client is part of a global engineering and environmental group, delivering projects in over 100 countries. They combine innovation, sustainability, and technical excellence, offering employees opportunities to work on exciting projects worldwide while supporting flexible and hybrid working patterns in the UK. Key Responsibilities: Provide guidance on design guides, standards, systems, and engineering codes. Prepare...
Aspect Resources
28 Mar, 2026
Contract
Engineering Manager - DV
£60.00 - £63.57 hourly
Aspect Resources Tadley RG26, UK
Job Title : Engineering Manager - DV Location: Reading (2-3 days/week on site/Hybrid) Contract Duration : 12 Months Daily Rate: £63.57/hr (Umbrella Maximum) IR35 Status : Inside IR35 Security Clearance: DV Essential: Leading within a project delivery environment Knowledge of production systems, process partner equipment, Previous design of integration into a new facility. Electrical understanding Multidisciplinary background Ensure that the Engineering Requirements are suitable and appropriate and advise the Senior Engineering Manage as such. Identify options, select the appropriate solution and provide the right facility design solutions such that, for allocated work packages, they: meet business needs and functional performance, through life performance, are licensable and are deliverable. Ensure the Design Intent and Design Information Configuration are maintained from facility design inception through to project handover. Key Accountabilities:...
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