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Inside IR35 Contractor senior design engineer

46 senior design engineer jobs found

CL
Jul 01, 2026  
Senior HV Cable System Design Engineer
Senior HV Cable System Design Engineer Locations: Epsom, Leeds, Birmingham or Glasgow Duration: 12 months initially Rate: Negotiable on experience Inside IR35 Are you passionate about shaping the future of energy? Our client, a leading player in the power industry, is seeking a Senior HV Cable System Design Engineer to join their expanding team. This is an exciting opportunity to work on high-profile transmission projects across the UK, contributing to innovative energy solutions. What you'll be doing: * Lead onshore and offshore HV cable FEED and detailed design works for major transmission projects. * Support business growth by engaging with clients, identifying opportunities, and assisting in bid and proposal development. * Collaborate with multidisciplinary teams, including civil, structural, and project management, to deliver comprehensive project solutions. * Attend site visits, coordinate with subcontractors and suppliers, and ensure project milestones are met. * Mentor...
IR35 Status:
Inside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Jul 01, 2026  
Senior Civil Engineer - Highway Design
Senior Civil Engineer - Highway Design Contract - Inside IR35 Rate: £45.00 - £55.00 per hour Length: 6 Month Initial Contract Hours: 37.5 Per Week Locations: ·Cardiff ·Staffordshire ·Glasgow ·Edinburgh ·Perth Arrangement: Hybrid Working - Typically 2-3 Days Per Week in the Office Are you an experienced Highways Design Engineer looking for your next contract opportunity? We are seeking Senior Civil Engineers with a strong highways design background to support the delivery of a wide range of infrastructure projects across the UK. This role would suit someone who enjoys taking ownership of schemes, working collaboratively within multidisciplinary teams and providing technical leadership throughout the design process. The successful candidate will have experience delivering highway and civil engineering projects from concept through to detailed design and will be confident managing multiple workstreams while ensuring designs are delivered to programme, budget and quality...
IR35 Status:
Inside IR35

CV-Library Edinburgh, UK Contractor
CL
Jul 01, 2026  
CE&I Design Engineer / Senior CE&I Design Engineer
Senior CE&I Design Engineer / CE&I Design Engineer Location: Warrington or Cumbria Type: Inside IR35 Contract Sector: Nuclear / Engineering An exciting opportunity has arisen for both an experienced CE&I Design Engineer and a Senior CE&I Design Engineer to join a leading engineering organisation delivering complex projects within a highly regulated environment. This role offers the chance to work on critical systems and safety-related equipment, contributing to the development and justification of innovative engineering solutions. The Role As a Senior CE&I Design Engineer, you will be responsible for delivering engineering work packages across a variety of Control, Electrical and Instrumentation systems. Working within a multidisciplinary team, you will support the development, verification and substantiation of safety-related designs while ensuring compliance with relevant industry standards and regulations. Key responsibilities will include: Producing and...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Jul 01, 2026  
Senior Control Systems Design Engineer
Senior Control Systems Design Engineer Location: Warrington, Cheshire (Hybrid – 3 days office / 2 days home working) Rate: £50.93-55.00 Umbrella per hour (inside of IR35)  Contract Length: 12 Months Initial Contract Hours: 37.5 Hours Per Week Security Clearance: Current SC Clearance preferred; candidates must be eligible and willing to obtain SC Clearance if not currently held. Sector: Nuclear / Sellafield Projects Overview Our client is seeking an experienced Senior Control Systems Design Engineer to support the delivery of complex control and instrumentation solutions across major nuclear projects. This role will focus on the design, development and verification of control systems within highly regulated environments, with a particular emphasis on Sellafield-related programmes. Working as part of a multidisciplinary engineering team, the successful candidate will be responsible for producing high-quality control system designs, technical documentation and engineering...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Jun 21, 2026  
Senior Civil Design Engineer
Job Title: Civil Engineer Salary: £50 - £60 (dependent on experience) Location: Reading Type: Contract - Inside IR35, hybrid working About the Role: Our client is seeking a Civil Engineer with 5+ years' experience who is ready to hit the ground running. You'll work closely with a senior engineer on a diverse portfolio of projects, including large-scale civil schemes and complex mechanical and electrical designs. Your work will cover design development and, when design work slows, involvement in project management and commercial activities. This role offers significant development opportunities due to the breadth of experience it provides. About Our Client: Our client is a well-established engineering organisation delivering innovative and complex infrastructure projects across the UK. They value versatility, technical expertise, and the opportunity for engineers to develop across multiple disciplines. Key Responsibilities: Design development across civil, mechanical, and...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
Jul 01, 2026  
Java Developer
We're working with a leading global tech organisation looking for a Senior Java Engineer. This role is focused on building scalable back end solutions, problem-solving, and thinking beyond just code into system and product impact. Key info * Contract: Until end of the year * Start date: ASAP * Day rate: Competitive! * Inside IR35 * Hybrid: Leeds (2 days per week in the office) Requirements * Strong Java + Spring Boot background * Proven experience in back end engineering (APIs, microservices, distributed systems) * Ability to design and deliver solutions, not just implement tickets * Experience working across end-to-end systems with an understanding of wider architecture * Strong problem-solving skills and ability to think in terms of "what and why," not just how * Comfortable working in collaborative engineering teams * Strong communication skills (ability to clearly explain technical decisions and thinking) Desirable * Exposure to front end or full-stack...
IR35 Status:
Inside IR35

CV-Library Leeds, West Yorkshire Contractor
CL
Jul 01, 2026  
EC&I Senior Project Engineer
Job title: EC&I Senior Project Engineer Job Type: Contract IR35 Status: Inside IR35 Start date: ASAP Duration: 12 Month Pay rate: Depends on experience Location: Malton Hybrid/Remote Working: Onsite Hours of work: 37 hours Role information: A senior-level engineer responsible for delivering safe, compliant, and effective engineering solutions for complex industrial projects. The role involves leading the engineering aspects of projects from concept through to commissioning and handover, ensuring all work meets technical standards, safety regulations, and stakeholder requirements. * Define project requirements and develop engineering solutions * Produce and approve technical specifications and design * Manage and oversee detailed design and contractor work * Ensure compliance with safety, regulatory, and quality standards * Support project planning, execution, and risk management * Supervise construction, commissioning, and final handover * Maintain configuration control...
IR35 Status:
Inside IR35

CV-Library Malton, North Yorkshire Contractor
CL
Jul 01, 2026  
Lead EC&I Engineer
Lead EC&I Engineer (Design) – Contract (Inside IR35) Location: Warrington (Hybrid – 3 days office / 2 days remote) Rate: £55.00 – £60.00 per hour (Umbrella) Hours: 40 hours per week Duration: 12 months + Overview We are seeking an experienced Lead EC&I Engineer to support the delivery of complex design work across major nuclear projects. This is a key leadership role, responsible for overseeing EC&I design activities, ensuring technical quality, and guiding a multidisciplinary team within a highly regulated environment. Key Responsibilities Lead and manage EC&I design activities across nuclear projects from concept through to detailed design Provide technical authority and guidance to engineering teams Review and approve design documentation, including calculations, specifications, and drawings Ensure compliance with relevant industry standards, safety regulations, and client requirements Interface with clients, stakeholders, and multidisciplinary teams to...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Jun 28, 2026  
Senior Civil/Structural Engineer
Role: Senior Civil/Structural Engineer Location: Devonport(once in a month) Duration: 12 months Inside IR35: Umbrella The primary purpose of the role is to ultimately assist and support the Design Manager in the delivery of project scope. This will include the likes of the following; To undertake the delivery of civil / structural engineering work packages to the required scope, quality, schedule and cost. Responsible for managing the technical aspects of the engineering packages from identification of the need, through to handover. Support the Engineering Lead with one or more technical design packages agreeing project related objectives, working alongside design Support Teams and providing appropriate technical responses. Provide advice as per discipline. Ensure that the design documentation covers the scope of operations required by the Project Manager and is produced to agreed standards, schedule, and budget. Ensuring effective Quality Management Arrangements, operate and...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Jun 28, 2026  
Senior Platform Engineer
Senior Platform Engineer Location: Remote (Occasional travel to their London office) Contract: Inside IR35 Day rate: Up to £800 per day Duration: 6 months Start date: ASAP Key words: Azure, Terraform, containerization, CI/CD As part of our Client's AI Engineering team, you will own the infrastructure and delivery pipelines that keep our AI-driven products reliable, scalable, and fast. You will design and maintain the cloud environments, CI/CD workflows, and observability systems that enable our engineers to ship with confidence. Key Skills: - Strong experience with Azure cloud services (compute, networking, storage, identity) - Proficiency with Infrastructure as Code (Terraform) - Solid experience building and maintaining CI/CD pipelines (GitHub Actions) - Hands-on experience with container orchestration (Kubernetes, Docker) - Proficiency in scripting and automation (Python, Bash, or similar) - Understanding of networking fundamentals, security best practices, and...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 28, 2026  
Senior Engineer - Highway Structures
Senior Engineer - Structures (Highways) Location: London / Birmingham / Manchester Rate: £50-60 per hour | Inside IR35 Hours: Full-time, 37.5 hours per week, flexible hybrid working About the Role We are looking for a Senior Engineer to join a Structures Team delivering major highways projects across the UK. This role involves managing the delivery of technical outputs for multiple projects, ensuring design quality, compliance with standards, and overall technical excellence. Key Responsibilities ·Lead and deliver technical outputs for projects, including scheme investigation, detailed design, and construction supervision. ·Act as Lead Designer, reviewing and authorising design deliverables (drawings, specifications, reports, and contract documents). ·Conduct inspections, assessments, and feasibility studies of highway and bridge structures. ·Mentor and develop junior engineers, technicians, and graduates. ·Contribute to technical excellence, innovation, and value...
IR35 Status:
Inside IR35

CV-Library Birmingham, UK Contractor
CL
Jun 27, 2026  
Senior Cloud Platform Engineer
Senior Cloud Platform Engineer (Azure & AWS) Location: Milton Keynes/Hybrid (3 days in office p/w) Rate: £500 - £550 per day Contract: 6 months initial IR35: Inside IR35/Umbrella Clearance: Active SC/DV preferred Are you a Senior Cloud Platform Engineer with strong Azure experience and good exposure to AWS? This is an immediately available contract role working on a secure cloud programme. The role will involve supporting the build, migration and day-to-day operation of cloud platforms across Azure and AWS. You will be working across cloud readiness, platform build, Infrastructure as Code, DevSecOps tooling and ongoing cloud support. There will also be a strong focus on migrating legacy applications into cloud environments, improving platform reliability and making sure services are secure, compliant and fit for purpose. This would suit a hands-on cloud engineer who has built and supported Azure platforms, worked with IaC tools such as Terraform or Bicep, and is...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, Buckinghamshire Contractor
CL
Jun 27, 2026  
Software and Systems Defect Coordination Engineer
Position Title: Software and Systems Defect Coordination Engineer Duration: Contract Location: Gaydon Based in West Midlands £33.88 per hour (Inside IR35) *Applicants MUST have proof of immediate, on-going and valid eligibility, to work full time, and travel within, the UK* Duties: This role, Software and systems defect coordination engineer, is responsible for overseeing the timely identification, tracking, and resolution of software and system issues across complex systems. While the role demands a high level of technical understanding, it is not hands-on in nature. The successful candidate will ensure consistent adherence to established processes, effective utilisation of issue management tools and clear and transparent reporting to senior stakeholders. Key aspects of this role involves the ability to drive and prioritise actions and process changes based on clear KPIs around defect management with stakeholders across the company. Strong skills in developing metrics,...
IR35 Status:
Inside IR35

CV-Library Warwick, Warwickshire Contractor
CL
Jun 26, 2026  
Software and Systems Test Coordination Engineer
Position Title: Software and Systems Test Coordination Engineer Duration: Contract Location: Gaydon Based in West Midlands £35.80 per hour (Inside IR35) *Applicants MUST have proof of immediate, on-going and valid eligibility, to work full time, and travel within, the UK* Duties: This role (Software and systems test coordination engineer) is responsible for overseeing the overall testing status of the EVA25 programs. While the role demands a high level of technical understanding, it is not hands-on testing role. The successful candidate will ensure consistent adherence to established processes, effective utilisation of issue management tools and clear and transparent reporting to senior stakeholders.​ Key aspects of this role involves the ability to drive and prioritise actions and process changes based on clear KPIs around testing management with stakeholders across the company. Strong skills in developing metrics, dashboards and professional presentations are...
IR35 Status:
Inside IR35

CV-Library Warwick, Warwickshire Contractor
CL
Jun 26, 2026  
Data Engineer Lead Role - Hybrid - Banking
Data Engineer Lead - Tier 1 Bank - London - 6 months Role - Data Engineer Lead Rate - £700 per day (Inside IR35) Duration - 6 months with very likely extension Location - Hybrid / Liverpool Street - 3 days per week in an office in Liverpool Street (London) Role The Data Engineer Lead is responsible for designing, building, and supporting modern data platform, with a particular focus on Databricks, cloud-based data engineering, and leading the migration of legacy Oracle systems into scalable, cloud-native environments. The role supports the organisation's data strategy especially on Finance and Regulatory domain by ensuring high-quality, reliable pipelines and data models that enable analytics, regulatory reporting, and data-driven decision-making. The post holder plays a key leadership role within the Data Engineering function, shaping architectural direction, ensuring engineering excellence, and partnering with Technology, Architecture, and Business teams across the...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Jun 26, 2026  
Senior Infrastructure Engineer
Hybrid Working – Blackpool or Newcastle (60% onsite) Initial 2-Month Contract Up to £700 per day (Inside IR35) Active SC Clearance Required The Opportunity We are looking for an experienced Senior Infrastructure Engineer with deep expertise in Oracle Cloud Infrastructure (OCI) and Exadata to join a large-scale enterprise data platform environment. This is an opportunity to work within a highly skilled infrastructure team supporting mission-critical services, delivering cloud-based database solutions, driving automation initiatives, and providing technical leadership across complex Oracle environments. The role requires a hands-on engineer who can balance strategic technical input with day-to-day operational delivery, supporting both ongoing platform development and business-as-usual activities. What You'll Be Doing Leading the design, implementation and support of enterprise infrastructure services. Providing expert technical guidance across Oracle database and cloud technologies....
IR35 Status:
Inside IR35

CV-Library Newcastle upon Tyne, Tyne & Wear Contractor
CL
Jun 26, 2026  
Senior Data Engineer
Senior Data Engineer Hybrid: 3 days in office, Warwick Duration: 6-Month Contract Rate: £450/day (Inside IR35) A leading organization is seeking a Senior Data Engineer to join their cloud data platform team on a hybrid basis (3 days in office, Warwick). This is a 6-month contracting role offering competitive daily rates and the opportunity to contribute to a modern, cloud-native data platform. The Role You will be responsible for driving the design and implementation of scalable, high-performing data architectures and pipelines. Working with the Interconnectors Data Platform (ICDP), you will provide both technical leadership and hands-on development, supporting the transition to modern Azure-based ingestion patterns and Medallion Architecture. Key Responsibilities * Lead the design and implementation of scalable data architectures and layered models (Bronze/Silver/Gold). * Develop robust, secure, and observable ingestion and transformation pipelines using Azure-based...
IR35 Status:
Inside IR35

CV-Library CV34, Warwick, Warwickshire Contractor
CL
Jun 25, 2026  
Repair Development Engineer
Rullion Is currently looking to recruit for the following role for one of our global leading clients in their Global Repair Network Team Repairs Engineer Warwick ASAP Start 6 months++++++ Inside IR35 £46 Per hour PAYE/£62 Per hour Umbrella Hybrid Industry - Gas Turbine Our client has an exciting opportunity within the Global Repair Network Team working closely with their external network of MROCs (Maintenance, Repair & Overhaul Centre's) and authorized Repair Vendors. The Repair Engineer (FTC) role within the Repair Network Engineering Team will play a key part in supporting the existing global capability within the Global Repair Network Team as well as future capability developments. Job Role. Support component repair development activities. Assess, investigate and sentence non-conforming components. Support repair scheme amendment/writing and technical variances. Support implementation of improvements & technical solutions (internally & externally). Represent...
IR35 Status:
Inside IR35

CV-Library Warwick, Warwickshire Contractor
CL
Jun 25, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer London Immediate Start Up to c£52 p/h 6-month contract  **INSIDE IR35**  Contract Senior Structural Engineer  A major international engineering consultancy based in Central London is currently looking to recruit a Contract Senior Structural Engineer with solid building structures design background, ideally with a minimum of 8-10 years design experience.  The successful candidates will be working on a variety of interesting and technically challenging projects to include:  High-rise buildings projects Complex refurb projects Major Infrastructure schemes Entertainment facilities and sports related building structures The role will be a hands-on technical design-based role, focusing on delivery of engineering schemes.  All applicants must have solid design experience in steel and RC.   Projects will be both UK and Internationally and as a result any previous seismic design experience would be looked upon favourably (but not essential)....
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 25, 2026  
Senior Engineer - Mechanical - Auxiliary Systems
Join a world-renowned aerospace and defence organisation as a Senior Engineer Auxiliary in Glasgow Would you like to join a global aerospace and defence organisation? Do you want to work as part of an organisation protecting people and maintaining maximum national security? Due to a drive for greater success, this advanced manufacturing business is currently searching for a Senior Engineer Auxiliaries to add to their talented, hardworking team in Glasgow on an initial 12 month contract. Striving for innovation and creativity you can ensure no two days will be the same. This role will be offering £40.64 per hour Umbrella (inside IR35). This is a phenomenal opportunity to not only work for a prestigious, advanced organisation, but to gain skills and knowledge you won't find anywhere else. The Role Within the role of Senior Engineer Auxiliaries you'll be responsible for: * Developing, maintaining and modifying engineering processes and procedures in assigned areas in response to...
IR35 Status:
Inside IR35

CV-Library Glasgow, UK Contractor
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