Quantitative Equity Portfolio Manager

Our client, a leading global asset management firm, is seeking to hire a Quantitative Portfolio Manager to join their established Quantitative Equity investment team. This role sits within a high-performing portfolio management function at the forefront of systematic, factor-based equity investing. The successful candidate will not only contribute to quantitative research but will also take ownership of portfolio construction, implementation and ongoing management. This is a hands-on investment role requiring strong market awareness, investment judgement and the ability to translate research into live portfolio decisions. Key Responsibilities: Manage and oversee systematic equity portfolios within a factor-based investment framework Conduct and apply quantitative research to support active portfolio decisions Build, enhance and maintain factor models and systematic investment signals Lead research initiatives and translate findings into implementable portfolio strategies Take ownership of portfolio construction, optimisation, and risk-aware allocation decisions Analyse large and complex datasets to improve investment performance and efficiency Work closely with trading and implementation teams to ensure effective execution Communicate portfolio positioning, performance drivers, and research insights to senior stakeholders Candidate Profile: 5-10 years of relevant experience in quantitative investing, ideally with direct portfolio management responsibilities Strong understanding of equity markets and factor investing Practical experience with portfolio construction techniques, optimisation and risk management Degree educated in Finance, Economics, Computer Science, Mathematics, Engineering or similar quantitative discipline Advanced programming skills, ideally Python Strong analytical, numerical and problem-solving capabilities with a research-driven mindset Demonstrated ability to operate independently with a high level of responsibility and accountability Strong communicator, comfortable engaging with senior investment professionals Collaborative team player with a proactive and commercial approach Mason Blake acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. Mason Blake is an equal opportunities employer and welcomes applications regardless of sex, marital status, ethnic origin, sexual orientation, religious belief or age.