Principal Mechanical Engineer - Water Sector St Albans: Hybrid (3 Days Office) Contract: 55-65p/h (Outside IR35) Advance TRS are supporting a rapidly growing consultancy in their search for a Principal Mechanical Engineer. Joining a newly formed London business unit, you'll have the unique opportunity to help build a team from the ground up, influence how projects are delivered, and play a significant role in the future growth of the business within the UK water market. You'll lead the mechanical design of clean water and wastewater projects, producing high-quality engineering solutions while mentoring junior engineers and coordinating multidisciplinary design teams. Key Responsibilities: Deliver mechanical design solutions for water and wastewater projects Produce calculations, reports, specifications and design drawings Lead and review work from junior engineers and CAD technicians Coordinate with suppliers, manufacturers and subcontract design teams...

Senior Mechanical Engineer - Water Sector St Albans: Hybrid (3 Days Office) Contract: 45- 50/hr (Outside IR35) Advance TRS are supporting a rapidly growing consultancy in their search for a Senior Mechanical Engineer. Joining a newly formed London business unit, you'll have the unique opportunity to help build a team from the ground up, influence how projects are delivered, and play a significant role in the future growth of the business within the UK water market. You'll lead the mechanical design of clean water and wastewater projects, producing high-quality engineering solutions while mentoring junior engineers and coordinating multidisciplinary design teams. Key Responsibilities: Deliver mechanical design solutions for water and wastewater projects Produce calculations, reports, specifications and design drawings Lead and review work from junior engineers and CAD technicians Coordinate with suppliers, manufacturers and subcontract design teams Ensure...

Astute's Power Team are currently recruiting for an Electrical Commissioning Technician to join the commissioning team for their OCGT plant based Stewartby, Bedfordshire on an initial 4 months contract basis. The Electrical Commissioning Technician position come with a day rate from 400.00 to 475.00 outside of IR35. Role responsibilities and key skills for the role: Hands-on commissioning of electrical components and systems such as, transformers, medium/low voltage switchgears, DC systems, rectifiers, inverters, motorized valves, instruments etc. Fully competent at using Primary & Secondary Injection test set equipment. Assist the commissioning engineers in carrying out testing on electrical systems and equipment, as well as system optimization and troubleshooting and filling-in the respective commissioning documentation and protocols Participation in the walk-downs for Turnover from construction to commissioning, identifying open items that prevent system start-up....

Astute's Power Team are partnering with a Leading EPC Contractor within the Energy Sector. We are currently recruiting for a HV Electrical Commissioning Engineer to join their Open Cycle Gas Turbine project based in Stewartby, Bedfordshire. The HV Electrical Commissioning Engineer position comes with a day rate from 550.00 to 575.00 per day outside of IR35. Role responsibilities and key skills for the role: Lead and coordinate all high-voltage (HV) commissioning activities associated with the 298MW OCGT plant, ensuring safe, compliant, and efficient delivery in line with project milestones. Execute detailed HV commissioning plans, switching schedules, and energisation procedures, aligned with the overall project commissioning strategy and grid connection programme. Supervise and manage pre-commissioning and commissioning of HV systems, including GIS/AIS switchgear, power transformers, generator step-up (GSU) transformers, protection & control systems, and grid interface...

QA Engineer (AI Chatbot) Our trusted partner, which operates within the Ed-Tech domain, employs over 10,000 individuals across 100 countries and has a reach of 600 million users, is recruiting a senior QA Engineer with experience in Python, TypeScript, Cypress, and AI Chat Bots (voice). You must have strong communication capabilities and experience in end-to-end testing techniques, including functional, regression, exploratory, performance, usability, and compliance testing. Our client is paying 400 to 450 PD Outside IR 35 to start ASAP for an initial 6-month contract on a hybrid basis based near Stratford, London. Main Accountabilities Collaborate with the product owner and development team to understand and feed into product requirements, features, and compliance needs in respect to quality. Develop, in collaboration with the product team and other stakeholders (e.g. compliance, equality, risk), detailed, comprehensive, and well-structured test strategy, plans, and...

Senior Project Engineer (Civils) Location London, United Kingdom Overview We are seeking an experienced and highly motivated Senior Project Engineer (Civils) to support the successful delivery of major rail and infrastructure projects. The role will provide engineering leadership, assurance, and governance throughout the project lifecycle, ensuring that all design, construction, testing, and commissioning activities are delivered safely, efficiently, and in compliance with applicable legislation, industry standards, and company procedures. The successful candidate will play a key role in managing engineering assurance activities, supporting project teams, and ensuring technical excellence across complex civil engineering works. Key Responsibilities Engineering Leadership & Assurance Lead and manage the application of appropriate engineering standards across all project design and construction activities. Ensure compliance with relevant legislation, Network Rail...

Role Overview The CRE-C (Contractor's Responsible Engineer - Construction) will be responsible for overseeing and assuring the safe delivery of structural construction works associated with cladding, structural steel, reinforced concrete (RC), and roof canopy packages within the programme. The role will ensure all works are delivered in accordance with Network Rail standards, project specifications, and construction assurance requirements. Key Responsibilities Act as the Contractor's Responsible Engineer (CRE-C) for structural construction activities. Provide technical assurance for: Cladding systems Structural steel installations Reinforced concrete works Roof canopy structures Ensure compliance with: Network Rail standards CDM regulations Approved construction drawings and specifications Review and approve: ITPs WPPs / RAMS Temporary works interfaces Construction sequencing Coordinate with design teams, site teams, subcontractors, and client...

Job title: Electrical Engineer Job Type: Contract Start date: Immediate Duration: December 2026 (subject to extension) IR35 Status: Inside IR35 only Pay rate: Up to 405 PAYE or 550 Umbrella per day Location: Remote working - 1 day in the office and or on site required every 2 weeks, subject to client's request Role Overview: We are seeking a Senior Electrical Engineer to provide technical leadership and engineering support across a portfolio of Solar PV, Battery Energy Storage System (BESS), and private wire projects. The role involves supporting projects throughout the full lifecycle, from development and design through to construction, commissioning, and handover, ensuring solutions are safe, compliant, technically robust, and commercially viable. The successful candidate will provide technical assurance, review engineering deliverables, manage engineering risks, and work closely with multidisciplinary teams to drive successful project delivery and...

Job Title: Senior Quantity Surveyor (Freelance) Location: North London (multiple sites) Contract Type: Freelance Contract Rate: £550 £650 per day INSIDE IR35 Company Overview We are recruiting for an experienced Senior Quantity Surveyor to support the delivery of civil engineering and infrastructure projects across North London. This opportunity sits with a well-established Tier 1 contractor operating across sectors including water, utilities, transport, and energy. The business delivers projects through long-term frameworks, standalone schemes, and reactive works, offering exposure to a diverse range of project types and environments. This is a great opportunity to join a high-performing commercial team on a contract basis, supporting key infrastructure projects with an immediate start. The Role As a Senior Quantity Surveyor, you will take responsibility for the commercial management of multiple projects across various sites in North London. This is a hands-on...

I am currently looking for an experienced Senior Engineer to join a major highways project in the Buckinghamshire area. Contract: End of June through to Christmas Requirement: 5 days per week on site Status: Outside IR35 determination (subject to review) Rate - £375 plus a day , depending on experience Role Overview We are seeking an experienced Senior /Site Engineer to join our highways project team based in Buckinghamshire. I am looking for Engineers with Highways experience. Key Responsibilities Report directly to the Sub Agent and provide technical support to the site management team. Manage and mentor a Site Engineer, reviewing setting out, quality checks, and documentation. Oversee highways works including earthworks, drainage, kerbing, surfacing, S278/S106 works and associated infrastructure. Coordinate and manage utilities works (diversions, installations, protection of services) in liaison with statutory undertakers and utility providers....

Infrastructure Engineering Specialist - DV Cleared Contract Daily Rate: Up to 650 (inside IR35 via umbrella) Contract Length: 12 months 5 days onsite per week in London is required Are you ready to take your career to the next level? Our client, a leading organisation in the engineering sector, is on the hunt for an enthusiastic Infrastructure Engineering Specialist with DV clearance. If you're passionate about technical excellence and eager to collaborate with a dynamic team, this is the opportunity for you! About the Role: Join a multi-disciplined engineering practise focused on delivering top-notch technical capabilities to our customers. As an Infrastructure Engineering Specialist, you'll play a pivotal role in executing high-level designs and ensuring the stability of network and infrastructure environments that align with our client's strategic goals. What You'll Be Doing: In this key position, you will: Implement Designs: Manage the implementation of high-level...

Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Hyper scale Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Sound knowledge of British Standards and building regulations.- Strong communication skills.-. Your expert recruitment consultant is...

Site Engineer - Civil Engineering Location: Aylesbury, Buckinghamshire Project Type: Civil / Infrastructure Works Employment Type: Temporary Our client is looking to add an experienced Site Engineer to join their team in delivering major infrastructure works. As a Site Engineer, you will play a key role in interpreting technical designs, coordinating site activities, and supporting programme delivery across your section of works. Key Responsibilities Interpret and understand design specifications and drawings Carry out accurate setting out using GPS and Total Station equipment Deliver setting out for earthworks and drainage Review design information and raise technical queries to the Section Engineer to ensure smooth workflow Contribute to the 4-week lookahead programme for your area's works Work closely with supervisors and the Section Engineer to co-ordinate effectively with other site activities Support delivery of Inspection & Test Plans (ITPs)...

My client is seeking to recruit a number of Site Engineers in Ayelsbury with Drainage or earthworks experience. The Site Engineer is responsible on site for other junior engineers and assists in the construction operations. You will be required to liaise with the Sub Agent and Section Foreman to allocate labour, plant and materials to carry out works activities to the required standards, programme and budget. You will be responsible for work with the other team members of the setting-out team and be responsible for the performance and development of the junior engineers and also for identifying and resolving technical problems on site in liaison with the senior team and Sub-Agent. Monitoring and coordinating subcontractors in the performance of their works, ensuring they are completed to the contractual requirements. Ensuring that the team have all current information and resources required to carry out their duties, you will be required to assist with the production of...

Mechanical Site Manager Location: Windsor Rate: 400 - 450 per day Start: ASAP Duration: Long-term project Project Overview We are looking for a Mechanical Site Manager to lead an upgrade project on a water treatment plant in Windsor. This is a long-term contract focusing on the installation and delivery of mechanical pumping stations. We need an established manager from a strong mechanical engineering background who can take full ownership of the mechanical packages, manage the site safely, and drive subcontractor performance from day one. Key Responsibilities Site Leadership: Take full operational responsibility for the mechanical delivery, managing the day-to-day program on the water treatment plant. Subcontractor Management: Lead, coordinate, and hold accountable the mechanical subcontractors on site to ensure milestones are met. Installation Oversight: Manage the delivery and installation of mechanical pumping stations, heavy pipework, and...

Mechanical Supervisor Location: Windsor Rate: 350 - 400 per day (LTD or PAYE) Start: ASAP Duration: Long-term project Project Overview We are looking for a Mechanical Supervisor to join an upgrade project on a water treatment plant in Windsor. There is already a Site Manager established on the scheme; your role will be the dedicated technical lead for the mechanical delivery. This is a long-term contract focusing on the installation of mechanical pumping stations. We need someone from a strong mechanical engineering background who can hit the ground running, take ownership of the mechanical packages, and drive subcontractor performance. Key Responsibilities Subcontractor Management: Supervise, coordinate, and manage the day-to-day activities of mechanical subcontractors on site. Installation Oversight: Ensure the installation of pumping stations, pipework, and associated mechanical plant is completed safely and to specification. Quality &...

Site Manager Location: Bracknell Project: AMP8 Framework - Clean Water Treatment Works Upgrade Rate: 400 - 450 per day (LTD or PAYE) Start: ASAP Duration: Long-term Project Overview We are seeking an experienced Site Manager to join our AMP8 Framework Team based in Bracknell. You will take full responsibility for the day-to-day management of an upgrade scheme at a clean water treatment works, where we are constructing a new Rapid Gravity Treatment Plant and associated works. This role requires a commercially astute manager to lead multi-disciplinary teams, handle complex packages, and ensure the project meets strict client and company performance expectations. While water industry experience is highly advantageous, we are open to strong heavy civil engineering candidates looking to bring their infrastructure skills to the sector. Key Responsibilities Site & Package Management: Oversee day-to-day site operations, managing multiple work packages and...

My client is seeking to recruit a number of Site Engineers in Brackley with Structures or earthworks experience. The Site Engineer is responsible on site for other junior engineers and assists in the construction operations. You will be required to liaise with the Sub Agent and Section Foreman to allocate labour, plant and materials to carry out works activities to the required standards, programme and budget. You will be responsible for work with the other team members of the setting-out team and be responsible for the performance and development of the junior engineers and also for identifying and resolving technical problems on site in liaison with the senior team and Sub-Agent. Monitoring and coordinating subcontractors in the performance of their works, ensuring they are completed to the contractual requirements. Ensuring that the team have all current information and resources required to carry out their duties, you will be required to assist with the production of...

Astute's contract team is partnering with a leading Defence consultancy to recruit a Submarine Marine Engineer for a hybrid role, with 1-2 days a week in Reading. The Submarine Marine Engineer role comes with and hourly rate of 65 per hour. Key skills required for the Submarine Marine Engineer role Cat A2 Submariner experience. Foundation degree in Engineering at a minimum. Hold SC clearance. Location, day rate and details of the Submarine Marine Engineer role Hybrid working, 1-2 days per week in Reading. Outside IR35. 65 per hour. Start date, ASAP. Astute People are acting as an employment business in relation to this vacancy. We do not discriminate on the grounds of age, race, gender, disability, creed or sexual orientation and comply with all relevant UK legislation. We encourage applications from individuals from all backgrounds but candidates must be able to demonstrate their ability to work in the UK. Astute is also committed to the government's...

Location: Reading (Hybrid - 1 day a week on-site) Duration: Long-Term Freelance Rate: Competitive Daily Rate (Strictly Inside IR35) We are currently recruiting for a Project Planner with specialist water industry experience to join a tier-one engineering leader. In this role, you will oversee and drive the planning functions across a diverse portfolio of major water infrastructure and environmental schemes throughout the Thames Water region. This position offers excellent hybrid flexibility, requiring you to be based out of the Reading office just one day per week. The Role Working within a fast-paced and collaborative environment, you will be responsible for creating, maintaining, and managing robust project schedules from pre-construction through to delivery. Your day-to-day will involve: Baseline Scheduling: Developing and updating fully resourced, logically linked project programmes (using Primavera P6) in line with project specifications and milestones....