Welding Inspector

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Date: 3 Sept 2026

Location: Acton Depot & various TFL Site, London Underground Ltd

Company: TfL, GLA or OPDC

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Key Information

Job title – Welding Inspector

Grade – SMD0
Salary- Circa £58,000  
Location – Acton Depot & various TFL Sites as required

Contract Type – Full Time- Permanent- London Underground

 

Overview of project/role

 

As a Welding Inspector the job holder will be responsible for undertaking inspections before, during and after welding in accordance with BS EN ISO 17637 (Non-destructive testing of Welds - Visual Testing) on safety critical rolling stock vehicles and components. They will be required to investigate and report non-conformance and compile assurance documentation.

 

At all times they will need to ensure that the requirements of the Workshops BS EN 15085 (Railway applications. Welding of railway vehicles and components Requirements for welding manufacturer) & ISO 3834 (Quality requirements for fusion welding of metallic materials) control manual are complied with throughout the repair process.

 

Key Accountabilities

 

All accountabilities are essential to meet company mandated standards; to deliver quality welding and ensure a focus on consistent outputs and to ensure we have competent resources within our team to support Asset Performance & Capital Delivery (APCD) Fleet.

  • Work independently and exercise professional judgement to ensure welding inspection activities are completed accurately, consistently and to the required quality and assurance standards.
  • Undertake welding inspections before, during and after welding in accordance with approved Inspection Test Plans, welding procedures, engineering specifications and applicable standards.
  • To interpret non-destructive testing (NDT) reports and to identify corrective actions needed in line with work instructions and procedures.
  • To interpret engineering drawings to ensure fabrications are produced in accordance with the drawing, comply to specifications and produce dimensional reports. To work in collaboration with the welders and operational managers to ensure consistency, quality and that railway assets meet or exceed minimum assurance levels.
  •  Record and report on non-conformances through the Logistics & Manufacturing (L&M) Quality Management system.
  • Compile and complete quality documentation packs and verify the content is to the required standard.
  •  Accurately report on hours worked and cost to be recharged to customers to always ensure value for money
  •  Conduct internal surveillance audits in accordance with BS EN 15085 & ISO 3834 to ensure a consistent welding standard, skills and competencies of staff to ensure that the requirements of the mandatory standard are met.
  •  At all times ensure that production activities are in accordance with the Welding Control Manual plus process confirmation checks to always ensure best practice.
  • Witnessing welder qualification tests in accordance with ISO 9606 to maintain the competency of the welding team and prolong qualifications.
  • Coaching and mentoring of welding personnel, providing guidance to improve welding quality, promote best practice and drive a culture of continuous improvement.

 

Skills, Knowledge & Experience 

 

Skills

 

  • Have highly developed written and verbal communication skills coupled with excellent interpersonal / organisational skills.
  • Be self-motivated, numerate, cost conscious and possess a high level of analytical skills.
  • Ability to read and understand Technical Drawings and welding specifications (desirable)

 

Knowledge

 

  • Level 4 qualification in either Mechanical Engineering or Fabrication & Welding or relevant experience in an engineering discipline or demonstratable equivalent industry experience within welding inspection/quality assurance.
  • Working knowledge of the requirements and application of BS EN ISO 5817 and BS EN ISO 10042.
  • Computer literate and able to use the Microsoft Office software packages (Excel, Word and Access).
  • Knowledge of working in a rail or large-scale manufacturing environment is desirable

 

Experience

 

  • CSWIP 3.1 Welding Inspector certification or an equivalent recognised welding inspection qualification appropriate to the role – essential.
  • Working knowledge and practical application of BS EN ISO 17637 for visual testing of welds – essential.
  • ISO 9712 certification in relevant NDT methods (e.g. VT, PT, MT) – desirable.
  • Previous qualification in welding - desirable.

 

Application Process  

 

  • Please apply using your CV only
  • Think carefully about the skills, knowledge and experience in the advert and cover this in your CV
  • PDF format preferred and do not include any photographs or images 

 

The closing date for applications is Monday 21st September at 11:59PM .We may close this advert early if we receive a high volume of suitable applications. 

 

Vetting Process 

At Transport for London, safety, trust and fairness sit at the heart of how we recruit. Our Vetting Charter (https://tfl.gov.uk/corporate/careers/our-vetting-process) explains the checks we carry out before you join us, helping ensure we create a safe, inclusive and reliable network for everyone who depends on our services. We simply ask that the information you provide is honest and accurate so we can progress your application smoothly. If something doesn’t match or can’t be verified, we may not be able to move forward with your application, but we’ll always treat you with transparency, respect, and clear communication throughout. 

 

All offers of employment are subject to satisfactory right‑to‑work checks.  Candidates must be able to demonstrate their right to work in the UK.  At the present time TfL is unable to offer visa sponsorship for this role.

 

Equality, diversity and inclusion 

 

We are committed to equality, diversity and inclusion and aim to reflect the diverse communities we serve. We believe that a diverse workforce enables us to deliver better services and outcomes. Our goal is to make our recruitment as inclusive as possible. As a Disability Confident Leader, we actively encourage applications from disabled people. As part of the Disability Confident scheme, we aim to offer an assessment or interview to candidates who apply via the scheme where the minimum essential criteria for skills, knowledge and experience has been met. In some circumstances, it may not be practical to offer an interview or assessment to every candidate who applies through the scheme and meet the minimum essential criteria; in these situations, we select candidates who best meet the minimum criteria for the job rather than interviewing all who meet them. 

Across all recruitment activity, we recognise that selection methods may vary depending on the nature and scale of the campaign and will be applied fairly, consistently and proportionately in line with our Disability Confident commitments.   

 

We also use anonymising software that removes identifying information from CVs and cover letters to make the process fair.


 
Benefits  
In return for your commitment and expertise, you will enjoy excellent benefits and scope to grow.  Rewards vary according to the level of role but mostly include the below:
 
Final salary pension scheme 
Free travel for you on the TfL network 
Reimbursement of 75% of the cost of a standard class Ticket for National Rail travel from home or 75% reimbursement on a 28-day flexi ticket
29 days annual leave plus public and bank holidays 
TfL is committed to work-life balance, operating a hybrid working approach where business and role requirements allow
Private healthcare discounted scheme (optional) 
Tax-efficient cycle-to-work programme
Retail, health, leisure and travel offers 
Discounted Eurostar travel
 

We will make every effort to give you as much notice as possible, however some interviews/assessments could be organised at short notice.