Contract Senior Mechanical Design Engineer

Contract Senior Mechanical Design Engineer – 12-Month Contract

Type: Inside IR35 

Rate: £48-50/hr 

Location: London 

My client is looking for a Senior Mechanical Design Engineer to join their team on a 12-month contract, supporting a range of complex and high-profile projects.

Role Overview

As a Senior Mechanical Design Enginer you will be responsible for managing smaller projects, supporting larger multidisciplinary schemes, and ensuring technical excellence across all design deliverables.

The role requires close collaboration with project leads, clients, and internal teams to deliver high-quality, compliant engineering solutions.

Key Responsibilities

• Manage smaller projects and support the coordination of larger multidisciplinary schemes.
• Produce high-quality mechanical design deliverables and review technical documentation.
• Lead and support quality assurance activities, ensuring compliance with relevant regulations and standards.
• Work closely with clients to resolve technical and quality-related issues.
• Identify changes in project scope and assist with fee variation proposals.
• Monitor project resources and highlight potential resourcing requirements.
• Support digital engineering standards and contribute to continuous process improvements.
• Maintain relevant professional licences and actively pursue ongoing professional development.

• Chartered Engineer status, or actively working towards Chartership.
• Significant mechanical design experience at a senior level within commercial projects, including new-build, refurbishment, and fit-out schemes.
• Experience within laboratory, light industrial, and/or hotel sectors is highly desirable.
• Strong understanding of Building Services Engineering systems and sustainable, low-carbon design principles.
• Familiarity with ISO 9001 and ISO 14001 standards.
• Excellent communication and stakeholder management skills, with proven client-facing experience.
• Design & Build (D&B) project experience would be advantageous.
• Analytical, proactive, adaptable, and detail-oriented in approach.

• Strong communication, presentation, and interpersonal skills.
• Proficient in relevant engineering design software.
• Ability to solve complex technical challenges and manage competing priorities effectively.
• Proven ability to build and maintain strong client relationships through clear and professional communication.