Senior Stress Engineer – Defence/Nuclear – Derby – Long term contract (Inside of scope of IR35)

Are you a stress analysis specialist ready to step into a high-impact role supporting the UK’s most critical infrastructure?

We're hiring a Senior Stress Engineer to join a leading engineering team based on-site in Derby. This is a full-time, staff position working 3 - 5 days per week on site - optional hybrid working - supporting advanced projects in the defence and nuclear sectors.

What you’ll be doing:

• Delivering structural integrity substantiations via FEA and code-based assessments
• Supporting and reviewing technical documentation
• Modelling and analysis using ABAQUS (explicit/implicit), Python scripting a plus
• Applying standards including ASME B&PVC, R6, and ideally RCC-M
• Providing defect tolerance and fatigue/fracture analysis
• Working within quality and time budgets, contributing to bids as required

What you’ll bring:

• Extensive experience in fatigue, fracture, and thermal stress assessments
• Nuclear or defence background preferred, though other regulated sectors considered
• Competence in ABAQUS/CAE or similar tools
• Familiarity with CRACKEN or equivalent
• UK sole nationality and eligibility for security clearance is essential

Why this role?

• Be part of a world-class engineering function supporting national programmes
• Opportunities to influence complex, real-world outcomes
• Supportive and inclusive team culture

• This is a great opportunity to apply your technical expertise where it truly matters - in a sector that demands precision, resilience, and impact.