Freelance Senior Civil / Structural Design Engineer Location: Watford - Hybrid & Remote Working Rate: Up to 45 per hour Umbrella Contract: Freelance Long-Term Opportunity I'm working with a major engineering and construction organisation that is looking to bring an experienced Senior Civil / Structural Design Engineer into its internal design consultancy on a freelance basis. The design team supports major projects across a range of sectors, including water, heavy industrial, power and wider design-and-build infrastructure . You'll work closely with construction teams, clients, contractors and the wider supply chain to deliver practical, technically robust engineering solutions. This is a long-term freelance opportunity offering significant flexibility around location and remote working. The role will be based from Watford , although significant flexibility is available around remote working. Some initial time in the office will be required for induction...

Randstad are recruiting for a Senior Project Manager (Construction) to oversee a large scale Water Treatment Projects across North London. This is a SITE BASED role (5 days a week on site in North London). This is a freelance role with approximately 12-18 months duration. Payment type is Outside IR35 (subject to candidate IR35 Assessment) ONLY CANDIDATES WITH TIER 1 CONSTRUCTION / WATER / HEAVY CIVILS EXPERIENCE WILL BE CONSIDERED (ENGINEERING DEGREE / HNC REQUIRED) Previous experience working on Thames Water projects highly advantageous Our client is a reputable main contractor highly regarded within the water industry with significant work in the pipeline. Scope of works includes: Heavy Civils / RC / Drainage / Interface with other disciplines /Microtunnelling The role: As a key leader within our Delivery team, you'll report directly to the Head of Operations and work closely with our Contracts Manager for Water. You'll be responsible for the overall success of...

Job Title: Sub Agent - Civil Engineering Location: East Sussex / South East England Employment Type: Full-time, Permanent Salary: Competitive (dependent on experience) + Package Role Overview We are seeking an ambitious Sub Agent to join a leading principal civil engineering contractor delivering a high-profile, multi-million-pound coastal restoration project along the South Coast. Reporting directly to the Project Manager, this role is key to bridging technical engineering oversight with daily operational site delivery. You will manage daily progress, subcontractor performance, short-term scheduling, quality compliance, and temporary works across a complex scheme encompassing structural steel/cast-iron refurbishment, concrete repairs, marine/coastal civil engineering, and public realm works on a sensitive, Grade II -listed heritage asset. Key Responsibilities Support the Site/Project Manager in managing day-to-day site operations and driving progress according...

Design Manager (Water Infrastructure) Location: Kingston upon Thames (50% On-Site / 50% Remote) Contract Rate: 500 - 550 per day (LTD / Outside IR35) Duration: 6 - 12 Months Start Date: Immediate / ASAP Project Overview We are seeking an experienced Design Manager to oversee design delivery for a major Sewage Treatment Works (STW/WwTW) upgrade project based in Kingston upon Thames. This contract offers a 50/50 hybrid working model (split evenly between on-site presence in Kingston and remote work). You will act as the key technical interface between external water infrastructure, MEICA, and process design consultants, client stakeholders, and site operations teams-ensuring design packages are delivered on schedule, fully compliant, and optimized for safe constructability on an active sewage treatment facility. Key Responsibilities Design Package Management: Manage multi-disciplinary design deliverables (water infrastructure packages, reinforced...

IPC Commissioning Planning Engineer Contract Type: Contract Duration: Ongoing Location: Bristol, SDC or Hinkley Point C (HPC) - minimum 3 days per week on site/office Pay Rate: 390 PAYE / up to 530 Umbrella Start Date: 7 December 2026 Background Checks: BPSS - strict random drug and alcohol testing policy applies Hours: 37.5 hours per week, 5 x 7.5-hour days. Core hours 9am-3pm Job Overview: We are recruiting for an IPC Commissioning Planning Engineer to join the Central Controls Team supporting the Hinkley Point C Project as it moves into the commissioning phase. Working within the Planning discipline of Integrated Project Controls (IPC), you will support the management and maintenance of the Level 2/4 Integrated Work Schedule (IWS), ensuring alignment with Level 3 contract schedules and providing high-quality schedule data, analysis and reporting. The role will support informed decision-making and the effective, timely delivery of work across this...

Freelance Sub Agent - RC & LUL Civils Location: Central London Rate: 430 per day (CIS) Contract Length: 6 months+ Are you an experienced Sub Agent with a strong background in reinforced concrete and general civils ideally within a London Underground (LUL) environment? We are partnering with a highly respected specialist sub-contractor to deliver a critical package of works in Central London. You will be the operational lead on site, ensuring that complex RC structures and civils packages are delivered safely, on time, and strictly in line with LUL standards. The Project Scope: Complex Reinforced Concrete (RC) works in the "back of house" LUL station environment. General civil engineering packages. Logistically challenging shaft backfill operations. Key Responsibilities: Driving the day-to-day delivery of the RC and civils packages, managing both direct labor and specialist sub-contractors. Writing, reviewing, and implementing complex RAMS, ITPs, and...

Data Centres are crucial components of today's infrastructure, supporting everything from business to public services. The Opportunity Join our international and multidisciplinary team of passionate design engineers and help us create high-quality, sustainable, and innovative data centre structures. You will work on medium to large-scale mission-critical projects, covering all stages of design - from concept to construction supervision and handover. As a Senior Mechanical Engineer your role will be as part of an interdisciplinary team lead the design of mechanical systems (Building servies and cooling) on medium to large-scale Mission Critical projects through all design stages from Concept to Construction Supervision and Hand-Over Lead the preparation and review of design deliverables Lead projects and work closely with our data center clients to deliver quality work to meet their specific needs Present technical content for review by technical and non-technical...

Job Title: Head of Private Office - SC Location: Hybrid - Birmingham, Bristol, Leeds, London, Manchester, Nottingham, Norwich or Swindon (2-3 days a week on site) Contract Duration : 13/3/27 Daily Rate: £550 per day IR35 Status: Inside Security Clearance: SC We are looking for a digitally optimised and authoritative individual who thrives in a fast-paced environment to lead the private office of a Director. You will be a confident communicator capable of giving direction at all levels, managing the flow of complex commissions, and setting the standard in your directorate, utilising the latest AI and collaboration tools to ensure seamless information exchange across the agency To act as the strategic engine and trusted advisor to the Director and the guardian of the Directorate s delivery. You are responsible for ensuring the Director s priorities are driven forward, integrating business operations, advising on sensitive issues and ensuring consistent join up across the...

QA / Test Engineer READ THIS BEFORE YOU APPLY You will be testing Kafka-based streaming data pipelines at genuinely enormous scale, and you will be writing the test strategy for the whole programme from a blank page. There is nothing in place today. If that sounds like the job you have been waiting for rather than a job with a gap in it, keep reading. WHO THE CLIENT IS Our client is a UK-headquartered AI company building sovereign AI capability for defence and national security. They have been established for around a decade and are one of the country's leading builders of AI for high-risk, high-assurance environments. Their platform is an AI operating system built entirely in the UK, designed for settings where security, trust and full infrastructure control are non-negotiable. It deploys across cloud, edge, on-premise and fully air-gapped systems, and is already live inside UK Defence and national security missions. They closed a substantial Series A round...

Site Manager (Water Treatment Works) Location: Windsor Rate: 400 - 450 per day (LTD / Outside IR35) Duration: 3 Months Initial (Strong potential to move onto subsequent framework schemes) Start Date: Immediate / ASAP Project Overview We are seeking an experienced Site Manager to oversee the construction phase of a new extension to an operational Water Treatment Works (WTW). You will join a fully resourced, collaborative site team-working alongside a Senior PM, PM, Project Engineer, General Foreman, and Supervisors-to drive front-line delivery, subcontractor performance, and rigorous site safety standards. Key Responsibilities Site Delivery: Manage day-to-day site operations for the building extension, coordinating civils, RC structures, groundworks, and building envelope workstreams. Team & Subcontractor Leadership: Direct trade gangs and subcontractors, working in tandem with the General Foreman and Supervisors to keep production aligned with...