Quality Assurance Engineer

  • Danny Sullivan & Sons Ltd
  • 09/11/2026
Full time Information Technology Telecommunications

Job Description

Quality Assurance Engineer - Rail & Infrastructure

Location: London and UK-wide project locations
Salary: 50,000 - 70,000 per annum
Sector: Tier 1 Construction Contractor Rail Infrastructure
Employment: Permanent



The Opportunity

We are currently seeking an experienced Quality Assurance Engineer to join a leading Tier 1 construction contractor delivering major projects across the rail, infrastructure and wider construction sectors.

This is an excellent opportunity to join an established contractor with a strong portfolio of infrastructure projects across London and the wider UK.

The successful candidate will play a key role in maintaining and improving quality standards across multiple construction and infrastructure projects, ensuring all works are delivered in accordance with contractual requirements, technical specifications, industry standards and client expectations.

Working closely with Project Managers, Site Managers, Construction Managers, Engineering Teams and subcontractors, you will be responsible for implementing quality assurance processes, conducting site inspections, managing quality documentation and driving continuous improvement throughout the project lifecycle.



Key Responsibilities

  • Implement and maintain project Quality Management Systems in accordance with company procedures and ISO 9001 requirements.

  • Develop, review and implement Project Quality Plans, Inspection and Test Plans (ITPs) and Inspection and Test Records.

  • Undertake regular site inspections and quality audits across construction, rail and infrastructure projects.

  • Ensure construction activities are completed in accordance with approved drawings, specifications, standards and contractual requirements.

  • Monitor subcontractor and supply chain quality performance, ensuring compliance with project quality requirements.

  • Identify, record and manage non-conformances (NCRs), ensuring corrective and preventative actions are implemented and closed out.

  • Review and approve quality documentation, inspection records, test certificates and handover information.

  • Work closely with site management and engineering teams to resolve quality-related issues and prevent defects.

  • Coordinate quality audits, inspections and assurance activities with clients, consultants and external stakeholders.

  • Ensure materials, workmanship and completed installations meet the required technical and quality standards.

  • Support the preparation and compilation of project quality handover documentation and O&M information.

  • Promote a proactive quality culture across project teams and subcontractors.

  • Provide regular quality reports, identifying trends, risks and opportunities for improvement.



Essential Experience & Qualifications

  • Previous experience working as a Quality Assurance Engineer, Quality Engineer or Quality Manager within construction, rail or infrastructure.

  • Experience working for a Tier 1 or Tier 2 construction contractor would be advantageous.

  • Good understanding of ISO 9001 Quality Management Systems.

  • Experience developing and implementing Quality Plans and Inspection and Test Plans.

  • Knowledge of construction inspection processes, technical specifications and quality assurance procedures.

  • Experience managing non-conformances, corrective actions and quality audits.

  • Ability to review technical documentation, drawings and construction specifications.

  • Strong communication and stakeholder management skills.

  • Ability to work across multiple projects and engage effectively with site-based delivery teams.



Desirable Qualifications

  • Relevant construction, engineering or quality management qualification.

  • Membership of a relevant professional body.

  • Rail industry experience ideally and understanding of Network Rail standards and assurance requirements.



What We Offer

  • Competitive salary of 50,000 - 70,000 depending on experience.

  • Opportunity to work with an established Tier 1 construction contractor.

  • Exposure to major rail and infrastructure projects.

  • Career progression and professional development opportunities.

  • Opportunity to work across a diverse portfolio of projects in London and throughout the UK.

Diamond and the Danny Sullivan Group are an equal opportunity employer committed to fostering a diverse and inclusive workplace. We welcome applications from people of all backgrounds and do not discriminate on the basis of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, or sexual orientation. We are committed to ensuring our recruitment process is fair, accessible and inclusive for all.

INDCER