Design Specification Developer - TelfordAre you looking to join a successful and growing organisation who are committed to creating a great safe place to work where all employees have the opportunity to contribute, grow and develop? Portakabin are looking for a Design Specification Developer to join our business unit Darwin Group. Darwin Group deliver outstanding healthcare facilities for the NHS. As an experienced Design Specification Developer you will play a key role within the Design Engineering team, focusing on the development & continued improvement of standardisation for all modular solutions. This includes the creation, organisation, and distribution of a comprehensive technical library containing standard details, specifications, & manuals. The role supports all design teams by providing consistent, high-quality technical information & ensuring alignment with current construction methods & regulatory standards.Role Details:• Annual salary up ranging from £30,000-£40,000 dependent on skills and experience. • Annual on target bonus of up to 5%• Role based: Telford, TF3 4NT or Shawbury SY4 4EA• Contract type: Permanent • Annual leave of 27 days per annum plus bank holidays In this role you will be required to:• Develop and maintain standard technical details for modular construction solutions.• Manage and update the technical library, ensuring all documents are current, accurate, and accessible.• Collaborate with suppliers, manufacturers, and contractors to validate and refine technical details.• Support all design teams by providing technical guidance and standardised detailing resources.• Ensure technical outputs align with current regulations, best practices, and company standards.• Participate in project reviews and lessons learned sessions to identify opportunities for improvement.• Assist in the coordination and integration of standard details into project-specific designs.• Maintain version control and documentation protocols for all technical resources.• Contribute to innovation and development initiatives within the engineering and design teams.• Site and factory visits in collaboration with construction/manufacturing teams to produce reports on how standardisation is being utilised and to highlight any improvements.• Assist with structural engineering design information as required • The company reserves the right to vary or amend the duties and responsibilities of the post holder at any time according to the needs of the Company’s business.Benefits & Opportunities• Contributory pension including life insurance benefit • A range of dedicated health and wellbeing services• Learning & development opportunities and resources• Opportunity for career progressionOur Ideal Candidate• HNC/HND or Degree in Architectural Technology, Construction, or related field• Membership or working towards membership of CIAT or similar professional body is desirable• Experience working with and developing technical details and specifications• Strong understanding of modular construction methods and knowledge of building regulations and technical standards• Effective communication and coordination with internal and external stakeholders• Strong problem-solving and communication skills• Proficiency in Autodesk Revit Even if you do not match all our ‘ideal’ criteria we would still be very keen to receive your CV as we value developing our people and may feel that you could be developed into this role.The closing date is Friday 17th April 2026. If we receive a high volume of applications for a role, we reserve the right to close a vacancy earlier than scheduled.