Acadian Asset Management is a global, systematic investment manager at the forefront of data-driven investing since 1986. Headquartered in Boston, with locations in Singapore, London, and Sydney, we manage over $195 billion on behalf of leading institutions worldwide—including pension funds, endowments, foundations, and sovereign wealth funds. We harness advanced technology, rich datasets, and multidisciplinary expertise to help clients navigate complex markets and uncover insights that may be overlooked by traditional approaches. What sets Acadian apart is our people. We foster a collaborative, intellectually curious environment where ideas are tested, diverse perspectives are welcomed, and innovation thrives. We’re united by a shared purpose: delivering effective client outcomes and supporting one another in work that’s both challenging and rewarding. We offer a flexible hybrid work environment, strong benefits, and a casual but focused office culture—all designed to support the meaningful, collaborative work that defines Acadian. Position Overview: We are seeking a London-based Portfolio Manager to join our Equity Portfolio Management team. Our Equity Portfolio Management team oversees our benchmark-relative active quantitative equity strategies from Boston, London, and Singapore. This person will be expected to demonstrate senior presence both internally, via portfolio oversight and research, and externally, via face-to-face meetings and presentations. This role will report into a Boston-based manager. Acadian supports a hybrid work environment; employees are on-site in the London office 3 days a week. What You’ll Do:  * Work closely with other portfolio managers to oversee and manage our client portfolios, including monitoring portfolios and approving trades * Work with researchers and analysts to identify and deploy enhancements to our investment process * Lead meetings with clients, consultants, and prospects to communicate and explain portfolio performance, positioning, and Acadian’s systematic investment process * Participate in internal investment policy discussions and decisions * Answer ad-hoc inquiries from clients, consultants, and prospects We’re Looking for Teammates With: * An advanced degree, Ph.D. preferred, with distinguished academic record in economics, finance, mathematics, computer science, engineering, physics, or similar discipline * Minimum of 10 years’ experience in finance, preferably asset management, investment consulting, or academia, with emphasis on quantitative investing and risk management * Ability to perform deep reviews of our equity portfolios, generate ideas and recommendations to improve our systematic portfolio management process * Willingness and ability to work in a team-first, collegial, and result-oriented environment * Superior verbal and written communications skills (English required, other languages welcome) * Strong programming background required, e.g., in Python * Ability to conduct meetings with clients and prospects * Willingness to travel 35 – 50% of the time To apply for this position or view Acadian’s open roles, please visit the Careers section of our website at: http://www.acadian-asset.com/careers/Job-opportunities. We will contact only selected candidates.  If you are a candidate with a disability, or are assisting a candidate with a disability, and require an accommodation to apply for one of our jobs, please email us at [email protected]. Acadian Asset Management LLC is committed to providing equal employment opportunity to all employees and  applicants. No employee or applicant shall be discriminated against on the basis of gender, race, creed, color, sex, age, national origin, marital status, pregnancy or parenthood, veteran status, citizenship status, disability, gender identity, or sexual orientation.