Commercial Analyst

Job Overview and Reporting Line:

As a Commercial Analyst (Project Finance) at Tetra Tech International Development Limited you will provide insightful analysis and strategic recommendations to drive business growth and operational efficiency. This role will work closely with the FP&A Manager project finance team business development team project teams practice directors and broader operational teams making a difference to the business by monitoring and managing the financial performance.
This role will report to the Financial Planning & Analysis (FP&A) Manager.

Main Duties:

• Providing financial and commercial support by partnering with key stakeholders
• Preparing and delivering regular forecasting and analysis
• Managing the overhead reporting and identifying opportunities for cost improvements
• Coordination of the bi-annual budgeting process including development and improvement of the master pack
• Coordination and review of the quarterly forecast using your commercial acumen to question assumptions
• Provide project accounting support as part of the wider project finance team
• Providing commercial support and costings for business cases tenders and projects
• Supporting project managers and the wider team with training understanding key financial metrics and driving best practices
• Ensure timely accurate reporting with robust controls to prevent errors
• Preparation and submission to the treasury of the cash flow forecast
• Preparation and review of financial compliance reporting data
• Provide support to improve internal systems and processes within finance and the wider business

Aptitude and skills:

We are looking for a highly motivated individual who is passionate about making a difference and working with qualified professionals in the International Development industry.

This role is perfect for a commercially astute professional looking to develop their career within a professional services environment with a focus on wider impact.

• Advanced experience with Excel and the ability to understand and use complex formulas or code
• Technologically savvy with the ability to quickly learn and navigate digital tools and software
• Excellent communication and presentation skills with an ability to coherently explain financial concepts to non-finance stakeholders
• Strong analytical skills with the ability to gather interpret and analyse complex data from multiple sources
• High attention to detail with well-established numeracy and financial modelling skills
• A practical understanding of project management techniques

Qualifications:

• A degree in finance economics or other relevant field

• Several years of experience in commercial finance finance or FP&A type role

Other: At Tetra Tech we continuously explore the opportunities AI offers to improve our work. AI tools may be used to improve the efficiency of our recruitment processes; however decisions are made by humans

Applicants must already have the legal right to work in the UK; we are not able to provide visa sponsorship for this position.

The closing date for applications is 25 March 2026.

Applicants are required to include a cover letter with their application. Your cover letter should highlight your relevant experience and explain why you are interested in this position.

Equality Diversity and Inclusion:

In accordance with the Equality Act 2010 Tetra Tech prides itself in a workplace culture that complies with and ensures the workplace is free from discrimination harassment bullying racism and hate speech of any form regardless of age disability sex gender reassignment sexual orientation pregnancy and maternity race religion or belief marriage and civil partnerships. We encourage all applicants from different backgrounds to apply for this role.

Disability Confident Employer:

Disability Confident is a UK government scheme that supports employers in creating and fostering diverse and inclusive workplaces. We have self-identified as registered disability confident participants.

Request An Accessible Format:

If you use assistive technology (such as a screen reader) and need a vision of this document in a more accessible format. Please contact a member of the Human Resources department in the UK by emailing

Safeguarding:

Tetra Tech International Development has robust policies and guidelines which exemplify our commitment to safeguarding and technical excellence in gender equality. Our team of dedicated GEDSI advisers work closely with our staff and partners to ensure a context-specific and consistent approach is applied to all of our programmes to improve the livelihoods of the worlds most marginalised groups.

Region: United Kingdom and Europe Teams and Clients

Role Category: Headquarters Positions or Project Opportunities