Deloitte

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2025/26 Internship Program - Audit & Assurance - Sustainability, Science & Engineering

Program dates: November 2025 – February 2026 (approx. 3–8 weeks) 

 

Test-drive your future with Deloitte 

What does it take to build a more sustainable world? In the Sustainability, Science & Engineering stream within Audit & Assurance, you’ll work at the intersection of ESG, innovation, and trust. You’ll help clients navigate emerging reporting frameworks, manage climate-related risks, and bring credibility to non-financial information. Whether your background is in science, engineering, or accounting/finance—this is your chance to make an impact where it matters most. 

 

What you’ll get to do 

  • Contribute to ESG and sustainability assurance engagements across climate, social impact, and supply chain topics 

  • Support clients in navigating sustainability reporting frameworks such as ISSB, GRI, TCFD, and more 

  • Analyse environmental and non-financial data to help clients meet regulatory expectations and stakeholder demands 

  • Work with multidisciplinary teams combining science, data, and business insight to solve complex challenges 

 

Is Deloitte the right fit for you? 

  • You’re passionate about sustainability, climate change, or social impact 

  • You enjoy working with data and frameworks to uncover insights and support decision-making 

  • You’re curious about how businesses integrate ESG into strategy and operations 

  • You thrive in collaborative environments with real-world accountability 

  • You’re excited to help organisations earn trust through transparent and credible reporting 

 

Why Deloitte? 

Be supported to be you 
Our inclusive culture, flexible working options, and employee-led networks ensure you can thrive personally and professionally. 

Get a head start 
Stand out and you could receive a priority offer for our Graduate Program—securing your next career step early. 

Experience our culture 
From buddy support and wellbeing resources to social events and inclusion programs, you’ll get a true feel for life at Deloitte. 

 

What’s included in the Vacationer Program? 

  • Paid summer internship (3 to 8 weeks) 

  • Real client exposure and project work 

  • Structured training and onboarding 

  • Dedicated buddy and support network 

  • Networking and social events 

  • Potential for early Graduate Program offer 

Program Details 

Program dates: November 2025 – February 2026 
Duration: 3 to 8 weeks (varies by team and location) 
Program type: Paid Summer Internship 
Eligibility: Penultimate-year students (graduating end of 2026) 

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