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Contractor 54
Outside IR35 Witham engineering

54 engineering jobs found in Witham

CL
May 12, 2026  
BMS Commissioning Engineering
BMS Commissioning Engineer, Tridium, Trend or Siemens Immediate start 4 - 6 month contract £300 - £360 per day Our client requires an accomplished BMS Commissioning Engineer with Tridium, Trend or Siemens Building Management Controls experience to join their team on either a project in London or a site in Hertforshire . There are several roles and projects currently available in: the City, East London and also in Hertfordshire, the best site would depend on your location and experience for each project. This is on a contract basis and will initially run for 4 to 6  months. To start immediately and is likely to be extended on a rolling basis.  This position could also be as the Lead Commissioning Engineer if you have the right experience and the rate would then reflect this. Key skills required:- Experienced in the Commissioning of Building Management Systems ( BMS ) Qualified and experienced with Tridium ,Trend or Siemens Control systems. CSCS Skill Card or equivalent is...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Jul 16, 2026  
Technology Site Agent
Technology Site Agent   Location: Western Essex Role: Freelance (Outside IR35/CIS)   Are you an experienced Highways Technology Agent with a strong electrical engineering background and a track record of delivering projects safely, on time, and within budget?   We are seeking a skilled Technology Site Agent to join a major highways project based in Western Essex. This is an excellent opportunity to play a key role in the delivery of highway technology and smart lighting schemes while working with industry-leading stakeholders and contractors.   In this role, you will be responsible for managing the successful delivery of technology and electrical engineering projects across the highways sector. You will oversee subcontractors, coordinate design activities, manage project programmes and budgets, and ensure compliance with industry standards and contractual requirements.   Key responsibilities include: - Managing subcontractors in line with company procedures -...
IR35 Status:
Outside IR35

CV-Library Essex, UK Contractor
CL
Jul 18, 2026  
Network & Systems Integration Engineer - Outside IR35
Location: Basildon (fully onsite) Duration: 6 month contract Rate: £73.40ph LTD (Outside IR35) Role details: Our client, a leader in the Defence & Security sector, is currently seeking a Network & Systems Integration Engineer to join their team in Basildon on a contractual basis. Key Responsibilities: Creating Network Architecture for the Lab environment Maintaining Lab infrastructure and development areas Configuring systems according to Lead Systems Engineer requirements Supporting Trials Site activities Job Requirements: Experience in IT Network and its applications within Defence & Security Understanding of the Open Systems Interconnection Model Understanding of IPv4 Addressing Understanding of Virtual Local Area Network configuration Understanding of Network Implementation and Deployment Understanding of Network Architecture Understanding of NetConf Understanding of Network Security (Desirable) Familiarity with Safety Critical Networks (Desirable)...
IR35 Status:
Outside IR35

CV-Library Basildon, Essex Contractor
CL
Jul 18, 2026  
Lead Systems Engineer
Lead Systems Engineer Basildon 8-Month Contract Paying up to £72p/h (Outside IR35) About the Role We are looking for an experienced Lead Systems Engineer to support a major engineering programme, working closely with the Project Chief Engineer to ensure the technical integrity of the full system and its subsystems. You will lead architecture development, integration activities, and supplier engagement throughout the project lifecycle. Key Responsibilities Lead the architecture team to develop and document the architecture thought the project lifecycle. Lead the integration activity of sub-systems Lead the engagement with technical suppliers Influence all levels of requirements to enable design and development decisions and trade-offs to be made. Provide direction, control, evaluation, and recommendations relating to technical risks and opportunities. Support test planning and requirements verification to achieve certification and delivery for the overall system. Working...
IR35 Status:
Outside IR35

CV-Library Basildon, Essex Contractor
CL
Jul 18, 2026  
Network Systems Engineer
Network Systems Engineer - Contract Opportunity Location: Basildon Duration: 6 Months Rate: Up to £74 p/h (Outside IR35) About the Role We are seeking a highly skilled Network Systems Engineer to support a leading engineering team on a critical programme. This role involves hands-on configuration, lab support, and contributing to the development of robust network architectures. You?ll work closely with the Lead Systems Engineer and wider technical teams to ensure systems are delivered to exacting standards. Key Responsibilities Systems Configuration - Configure systems in line with Lead Systems Engineer specifications. Trials Support - Provide technical assistance during trials and test activities. Network Architecture Development - Support the creation of network architectures for lab environments. Lab Infrastructure Maintenance - Assist in maintaining and developing lab infrastructure and associated environments. Required Experience OSI Model - Strong understanding of...
IR35 Status:
Outside IR35

CV-Library Basildon, Essex Contractor
CL
Jul 18, 2026  
Principal Systems Engineer
Principal Systems Engineer (Ref: 1705) Initial contract until March 2027 £71.74ph LTD (Outside IR35) Basildon - full time onsite SC required, can start on BPSS The Role: Work closely with the Project Chief Engineer to identify and resolve technical issues across the whole system and subsystems and to ensure the integrity of the solution. Deputise for the Project Chief Engineer within the project. Lead the architecture team to develop and document the architecture thought the project lifecycle. Lead the integration activity of sub-systems Lead the engagement with technical suppliers Influence all levels of requirements to enable design and development decisions and trade-offs to be made. Provide direction, control, evaluation and recommendations relating to technical risks and opportunities. Support test planning and requirements verification to achieve certification and delivery for the overall system. Working with and influencing key project stakeholders including customer and...
IR35 Status:
Outside IR35

CV-Library Basildon, Essex Contractor
CL
Jul 22, 2026  
Risk Manager
Risk Manager Location: Stansted (Hybrid - 3 days per week) Rate: Up to £450 per day (umbrella rate) Contract: Until May 2027 Hours: 40 hours per week We are seeking an experienced Risk Manager to support a major infrastructure transformation programme based at Stansted Airport. Working within a Programme Risk Team, you will facilitate risk workshops, maintain risk registers, support qualitative and quantitative risk analysis, produce monthly risk reports, and help embed best practice risk management across multiple projects. About You You will have: Experience in risk management or project controls on major infrastructure or capital programmes. Knowledge of risk management principles (ISO 31000, APM or IRM). Experience facilitating risk workshops and maintaining risk registers. Exposure to QCRA/QSRA and risk management tools such as riskHive, Safran, ARM or similar is desirable. Strong communication, analytical and stakeholder management skills. APM or Risk Management...
IR35 Status:
Outside IR35

CV-Library Bishop's Stortford, Hertfordshire Contractor
CL
Jul 22, 2026  
Construction Manager
My client requires an experienced Construction Manager with an Electrical Bias for a long term role based near to Ipswich, Suffolk. Outside IR35 + Weekly Payments + 2 year duration My client has delivered a wide range of M&E projects over the last 15 + years working with Tier 1 clients in a number of sectors, and due to continued growth requires an experienced Construction Manager to join their business. The position will require you to assist the Project Manager and the management of the sub contractors delivering MEP packages of work. This is a long term contract role and would suit someone who has extensive experience covering the following: * Reporting into the Senior Project Manager * Forming close links with the client’s representatives and their teams at a senior level. * Attending site meetings, liaising with clients and subcontractors * Promote a positive health and safety culture across the project & workforce * Managing any changes that occur throughout...
IR35 Status:
Outside IR35

CV-Library Ipswich, Suffolk Contractor
CL
Jul 22, 2026  
Project Engineer
My client requires an M&E Project Engineer who has worked on M&E projects to join their team on a long term project based next to Ipswich, Suffolk. Paying £(Apply online only) a shift + Outside IR35 + Weekly Payments My client has a good name in the engineering sector for delivering M&E projects for high profile clients in a number of different sectors and offers a stable, professional and friendly atmosphere in which to work in. Role & Responsibilities: * Assurance of materials * Managing sub contractors * Defining the installation requirements * Working with the construction teams * Supporting problem solving during build process Requirements: * Ability to work in Suffolk (Accomodation options) * Ability to produce paperwork (ITP's) and prioritise workloads This would suit someone who is looking for a long term role and someone who wishes to join an experienced team in Suffolk delivering M&E packjages of work. Outside IR35 + Paying £(Apply online...
IR35 Status:
Outside IR35

CV-Library Ipswich, Suffolk Contractor
CL
Jul 18, 2026  
Quantity Surveyor
Our client is proud to design and build projects and careers. We are committed to fostering a welcoming and collaborative work environment that encourages big-picture thinking, brings out the best in our personnel, and helps us develop innovative solutions that contribute to building a better world together. If this sounds like a culture you would like to work in, you are invited to apply for this role. Our client, a globally leading EPC organisation, is seeking a Contracts Administrator / Quantity Surveyor to join a major capital project based in Royston. Working as part of the site delivery team, you will provide contract administration support to the Contracts Manager and Construction Manager, ensuring effective management of construction contracts throughout the project lifecycle. This role is ideally suited to a mid-level Contracts Administrator or Quantity Surveyor with approximately 5–10 years of experience supporting site-based construction projects within the process,...
IR35 Status:
Outside IR35

CV-Library Royston, Hertfordshire Contractor
CL
Jul 19, 2026  
RF Design Engineer
RF Design Engineer Cambridge (4 days onsite) 3–6 months (with strong extension potential) £55–£80 per hour (Outside IR35)About the Role We’re working with a global leader in mission-critical communications, to find a highly skilled RF Engineer to join their engineering team in Cambridge. This is an exciting opportunity to work on cutting-edge RF designs within critical communication systems, contributing directly to innovative products used worldwide. What You’ll Be Doing Designing and developing discrete RF circuits (including Fgen/VCO, TX and RX) Supporting RF validation and testing across the full development lifecycle Working on integrated product development, collaborating across multidisciplinary teams Solving real-world challenges including component selection, obsolescence, and redesign Contributing to high-performance systems operating in the 400–900 MHz rangeWhat We’re Looking For Strong recent experience in discrete RF design (especially Fgen/VCO, TX, RX circuits)...
IR35 Status:
Outside IR35

CV-Library Cambridge, UK Contractor
CL
Jul 16, 2026  
Embedded Software Engineer
Embedded Software Engineer | Outside IR35 | Cambridge The client is looking for specialist embedded software development services to deliver defined firmware components for an embedded Linux platform. They are looking for multiple software engineers, so I encourage you to apply if you have any recent experience developing software on an embedded Linux platform. Scope of Services * Development of embedded Linux firmware for target hardware platforms (OMAP & iMX6), including kernel configuration, BSP updates, and device driver enablement * Implementation of software required to support platform bring-up and peripheral integration (e.g. UART, SPI, I2C, PCIe) * Integration of firmware into the wider system, ensuring compatibility with existing software components * Investigation and resolution of technical issues relating to firmware, including hardware/software interaction faults * Production of supporting artefacts (design documentation, test specifications, and...
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Jul 16, 2026  
Commercial Electrician (18th Edition/Testing & Inspection)
Commercial Electrician (18th Edition/Testing & Inspection) Mobile role covering Cambridge and surrounding areas £250 per day (Umbrella/Limited Company) Outside IR35 Initial 3 year contract with long term extension opportunities Excellent opportunity for a Commercial Electrician looking for an immediate start in a role with a local patch with a rapidly expanding company who have recently secured a number of long term contracts. Do you hold a valid 18th Edition and Testing & Inspection qualification? Are you looking for an immediate start with a rapidly expanding company covering a local patch? This company specialise in the telecoms and infrastructure sector and operate on a national basis. While the contract is nationwide in scope, engineers will be allocated to regional patches to ensure work is kept local wherever possible. They have recently secured a number of major long term contracts and are now looking to expand their specialist engineering team. In this role...
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Jul 17, 2026  
Project Manager - BMS (contract)
BMS PROJECT MANAGER (Contract) London (hybrid/flexible) | 6-12 months | £400-£500 per day (Outside IR35) We're working with a prestigious client in the building controls industry who are looking for an experienced BMS (building management systems) Project Manager to oversee a range of small to large-scale projects across London and the surrounding areas. This is a great opportunity for someone with strong BMS expertise who enjoys leading projects from start to finish, ensuring quality, budget and timescales are consistently achieved. What you'll be doing: Leading contract meetings and managing project status from handover through to completion Working closely with customers to understand and deliver site-specific requirements Providing technical guidance to clients and colleagues across BMS projects Managing budgets, supplier orders and ensuring efficient project cash flow Designing control strategies, point lists and system descriptions for commissioning teams Staying up...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Jul 15, 2026  
HR Business Partner
HR Business Partner London 3-month Contract - Hybrid £300 per day Umbrella ARM are delighted to be working with our client to help them recruit a HR Business Partner on a 3 month contract. The Role: Partner with senior leaders to align people strategy with business priorities and translate this into practical plans Lead workforce planning, organisational design and effectiveness initiatives to support growth and transformation Lead delivery of the people agenda across transformation, restructuring and integration activity, including TUPE where relevant Provide expert guidance on complex employee relations matters including disciplinary, grievance, performance, absence and conduct cases Ensure compliance with UK employment legislation while balancing risk and commercial outcomes Develop retention strategies for key talent and champion inclusion, wellbeing and employee experience Requirements: Strong HR Business Partnering experience supporting senior leaders in a complex,...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Jun 29, 2026  
Senior Electrical Design Engineer
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...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Jul 22, 2026  
Solar Installer
Freelance Solar Installers required to work on Commercial and Industrial (C&I) Solar rooftop projects around the Suffolk area. Rooftop solar installation experience is essential, preferably large commercial projects. The client will considers teams/gangs to complete the work. CSCS Cards are a necessity. This is a 9 week contract, with more projects in the pipeline to follow. Outside of IR35. Must be eligible to live and work in the UK. ersg are an equal opportunities employer; we are committed to promoting equality of opportunity for all job applicants. We do not discriminate against applicants on the basis of age, sex, race, disability, pregnancy, marital status, sexual orientation, gender reassignment or religious background; all decisions are based on merit
IR35 Status:
Outside IR35

CV-Library Suffolk, UK Contractor
CL
Jul 15, 2026  
Project Engineer - RAIL - Outside IR35
Project Engineer – Sizewell C - Contract - Outside IR35 We are recruiting an experienced Project Engineer to support a major infrastructure package on the Sizewell C nuclear project, specifically focused on railway level crossing upgrades. This is a fantastic opportunity to join a well-established contractor delivering technically challenging civil engineering works on one of the UK’s largest schemes. The Role Manage engineering delivery of railway level crossing upgrade works Coordinate site engineering activities, including setting out and quality control Review and implement RAMS, ITPs, and technical documentation Work closely with Site Agents, Section Engineers and subcontract teams Liaise with client, Network Rail representatives, and stakeholders Ensure works are delivered in line with project programme, specifications, and safety requirements Support commercial team with progress reporting and change management Maintain accurate site records, as-builts, and...
IR35 Status:
Outside IR35

CV-Library Suffolk, UK Contractor
CL
Jul 16, 2026  
Electrical Fitter
Contract Electrical Fitter / Machine Wirer 3 Month Minimum Contract – 37.5 Hours – Monday to Friday Days £21p/h LTD / UMB - OUTSIDE IR35 PAYE - Equivalent to £32k Based Letchworth 5D Recruitment is proud to be working exclusively, and in partnership with a leading engineering company based in the heart of the home counties. Employing nearly 50 people they design, manufacture, assemble, test, and ship bespoke machinery from their new, world-class facility. They are market leaders in the concept design and manufacture of fully automated, high precision, bespoke machines which are used to complete complex functions required to guarantee the quality of the product. Working across a variety of industries their main markets include the medical and scientific sectors. They have long-standing agreements with some of the most renowned manufacturers in their sector, with a growing order book, combined with an excellent pipeline the future is looking exciting. What the Role Will...
IR35 Status:
Outside IR35

CV-Library Baldock, Hertfordshire Contractor
CL
Jul 05, 2026  
Aircraft B1 Licensed Engineer
MPI have a requirement for a B1 Licensed Engineer who has recency/type on Cessna Citation Lics Engr (CJ525) to be based at Biggin Hill. Very short term contract to start 20th July until 24th July to cover on site whilst a training course is being held for the staff. 6 core hours a day no overtime. Rate of pay to be discussed on application - Outside of IR35 Applicants must have the right to live and work in the UK and be currently living in the UK
IR35 Status:
Outside IR35

CV-Library Bromley, Greater London Contractor
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