Principal Economic Growth and Infrastructure

Job Overview

Are you an experienced development leader with a passion for driving inclusive economic growth and infrastructure transformation Are you ready to take a leading role in shaping and delivering large-scale complex international development programmes that sustainably transform economies and communities Do you want to be instrumental in the strategic growth and diversification of a dynamic practice

As a Principal with Tetra Tech International Development you will work closely with the Practice Director and fellow Principals to lead and manage high-value programmes oversee multidisciplinary teams and play a pivotal role in expanding our portfolio through strategic business development. This senior UK-based role offers flexible hybrid working with at least two days per week in our London office.

About Us

At Tetra Tech International Development our Economic Growth and Infrastructure practice is transforming lives and communities worldwide. We apply market-driven solutions and technical expertise to help countries unlock their economic potential build resilient workforces and develop sustainable and resilient infrastructure. We partner with leading clients such as the UK Foreign Commonwealth & Development Office (FCDO) European Investment Bank and KfW Development Bank to deliver inclusive and resilient programmes that shape the future of developing economies. Examples include our delivery of FCDOs 50m Land Facility and the 40m Nigeria Infrastructure Advisory Facility. Learn more about Tetra Tech International Development Europe at

What Youll Do:

• Lead the successful delivery of large complex development programmes ensuring the highest standards of quality adherence to milestones and budgets and the utmost client satisfaction.
• Drive strategic business growth by identifying and pursuing new opportunities leading end-to-end tender processes supporting teams crafting compelling proposals and managing partner relationships to develop competitive bids.
• Provide strong leadership and mentorship to multidisciplinary in-house and in-country teams fostering a culture of excellence collaboration and continuous professional development.
• Serve as a trusted technical resource and thought leader delivering strategic advice to clients and internal teams on inclusive economic growth business environment reform climate and nature land and forests energy and/or sustainable resilient infrastructure.
• Build and sustain influential relationships with clients partners consultants and internal stakeholders to ensure programme success and drive business expansion.
• Collaborate closely with fellow Principals and the Practice Director to shape and execute practice-level strategy supporting the wider senior leadership team to drive business growth and operational excellence.
• Oversee rigorous financial and commercial management of programmes including detailed financial reporting and proactive risk mitigation.
• Represent Tetra Tech at high-profile external forums further enhancing our reputation and thought leadership in inclusive economic growth and infrastructure.
• Travel internationally to programme sites and Tetra Tech offices as and when required.

Who You Are:

• A highly experienced international development professional with a demonstrated record of directing complex programmes in inclusive economic growth infrastructure energy climate and nature and/or related sectors. Prior experience leading FCDO-funded programmes is highly advantageous.

• Proactive and entrepreneurial with a business growth mindset and proven success in pipeline growth pursuit strategy and securing major contracts particularly with FCDO and/or similar donors. Exceptional proposal writing skills are essential.
• Technically adept with deep knowledge of the challenges and opportunities in inclusive economic growth business environment reform climate and nature land and forests energy and/or sustainable infrastructure in developing country contexts.
• Well-networked with extensive established contacts among clients partners and thematic experts aligned with our geographic and sectoral focus.
• A confident leader and manager skilled in mentoring and managing multidisciplinary geographically dispersed teams.
• Commercially savvy with a thorough understanding of financial management at both programme and corporate levels.
• An exceptional communicator in English adept at working across cultures and global teams; proficiency in additional languages is a plus.
• Willing and able to travel internationally including to fragile and conflict-affected contexts.

Qualifications:

Masters degree (or equivalent) in international development economics agriculture engineering climate and sustainability or related disciplines.

Why Join Us

• Join a passionate diverse team committed to delivering lasting change.
• Thrive in an inclusive supportive environment that values your senior leadership and actively supports collaboration with the Practice Director and wider leadership team.
• Enjoy flexible hybrid working and opportunities for international travel.
• Be part of something bigger Tetra Tech Inc. is a leading global consulting firm with over 30000 employees and 550 offices worldwide. Renowned for its cutting-edge technical expertise Tetra Tech delivers innovative and sustainable solutions across water environment and infrastructure sectors to a diverse range of public and private clients globally. Learn more at About Us - Tetra Tech

If youre ready to drive meaningful change at scale we want to hear from you!

The closing date for applications is 26 October 2025.

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

Equality Diversity and Inclusion:

Tetra Tech prides itself on a workplace culture that advances equality diversity and inclusion 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 applicants from diverse 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