PhD Position: Algebraic Topology

Employment 1.0 FTE Gross monthly salary € 3,204 - € 4,051 Required background Research University Degree Organizational unit Faculty of Science Application deadline 15 November 2026 The Department of Mathematics at Radboud University is seeking an outstanding and highly motivated PhD candidate to work on a PhD project in homotopy theory.

The PhD position will be under the supervision of Dr Magdalena Kedziorek and is part of the NWO-XL project 'Symmetry on the Interface of Topology and Higher Algebra'. The position has a light teaching load (10%). You will be working on equivariant stable homotopy theory and contribute to the research on commutativity in this setting. You will be encouraged to participate in relevant conferences, workshops and seminars, and to communicate your findings through publications in peer-reviewed journals.

Would you like to learn more about what it’s like to pursue a PhD at Radboud University? Visit the page about working as a PhD candidate*.*

At Radboud University, I can fully focus on expanding my expertise while learning from my peers and mentors. Noemí Segura-Solé PhD candidate in Microbial Ecology Read Noemí's story

Does this sound like you?

• You hold a Master's degree in Mathematics (or an equivalent degree) completed before the start date.
• You have a strong background in algebraic topology or a related area.
• You have excellent writing and communication skills. What we offer you

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• We will give you a temporary employment contract (1.0 FTE) of 1.5 years, after which your performance will be evaluated. If the evaluation is positive, your contract will be extended by 2.5 years (4-year contract).
• You will receive a starting salary of €3,204 gross per month based on a 38-hour working week, which will increase to €4,051 in the fourth year (salary scale P).
• You will receive an 8% holiday allowance and an 8,3% end-of-year bonus.
• You will receive extra days off. With full-time employment, you can choose between 30 or 41 days of annual leave instead of the statutory 20. Additional employment conditions

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Work and science require good employment practices. Radboud University's primary and secondary employment conditions reflect this. You can make arrangements for the best possible work-life balance with flexible working hours, various leave arrangements and working from home. You are also able to compose part of your employment conditions yourself. For example, exchange income for extra leave days and receive a reimbursement for your sports membership. In addition, you receive a 34% discount on the sports and cultural activities at Radboud University as an employee. And, of course, we offer a good pension plan. We also give you plenty of room and responsibility to develop your talents and realise your ambitions. Therefore, we provide various training and development schemes.

Where you will be working

Algebraic topology is one of the research areas of the Department of Mathematics at Radboud University. The field is represented by Dr. Magdalena Kedziorek and Dr. Steffen Sagave .

The department has a friendly and welcoming atmosphere with researchers in related areas including algebraic and arithmetic geometry, differential geometry, operator algebras and representation theory. There is a good balance of senior and junior staff, as well as of Dutch and international researchers, and there are regular research seminars and informal events throughout the year. Moreover, the algebraic topologists at Radboud University are part of a larger network of Dutch algebraic topologists who regularly interact and meet for seminars and other events. The Mathematics Department has more than 20 PhD candidates, several of whom work in algebraic topology and related areas.

Faculty of Science

The Faculty of Science (FNWI), part of Radboud University, engages in groundbreaking research and excellent education. In doing so, we push the boundaries of scientific knowledge and pass that knowledge on to the next generation.

We seek solutions to major societal challenges, such as cybercrime and climate change and work on major scientific challenges, such as those in the quantum world. At the same time, we prepare our students for careers both within and outside the scientific field.

Currently, more than 1,300 colleagues contribute to research and education, some as researchers and lecturers, others as technical and administrative support officers. The faculty has a strong international character with staff from more than 70 countries. Together, we work in an informal, accessible and welcoming environment, with attention and space for personal and professional development for all.

Radboud University

At Radboud University, we aim to make an impact through our work. We achieve this by conducting groundbreaking research, providing high-quality education, offering excellent support, and fostering collaborations within and outside the university. In doing so, we contribute indispensably to a healthy, free world with equal opportunities for all. To accomplish this, we need even more colleagues who, based on their expertise, are willing to search for answers. We advocate for an inclusive community and welcome employees with diverse backgrounds, cultures, and perspectives.

If you want to learn more about working at Radboud University, follow our Instagram account and read stories from our colleagues.

Is this the job for you?

Address your letter of application to Magdalena Kedziorek. We look forward to receiving your application. We ask you to include following documents with your application:

• Your CV.
• Your cover letter.
• A transcript of records for your Bachelor's and Master's studies.
• A copy of your Master's thesis, if already completed. If it is not completed, a short summary of your Master's thesis (up to 1 page).
• A name and an email address of at least one academic reference, preferably your Master project supervisor.

The first interviews will take place during the week of 30 November 2026 (online). Any second interview will take place during the week of 7 December 2026. You will preferably start your employment on 1 February 2027.

We can imagine you're curious about our application procedure. It describes what you can expect during the application procedure and how we handle your personal data and internal and external candidates.

Application deadline 15 November 2026