Quantitative Finance Associate Off Cycle Internship Programme 2026 Paris

Paris, Île-de-France Region

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Internships at Barclays

Our internships are the perfect introduction to the world of financial services. You’ll be immersed in your chosen business area, learning from our people and taking on real business challenges.

Wherever you join us, you’ll discover a platform to help you absorb the essential skills and knowledge you’ll need to progress on your journey at Barclays. You’ll receive genuine support and encouragement, with both senior and junior mentors to guide you; and you’ll have the opportunity to take part in networking and social events. We want you to feel part of our community from the very start.

Key information

Date live: 09/15/2025

Business Area: See job description

Area of Expertise: Early Careers

Contract: Intern

Reference Code: JR-0000070820

Job description

Off-Cycle Internship Overview

Join us on an Off Cycle Internship for 3-6 months working within one of our Quant focused business areas. Immerse yourself in our work and culture and gain invaluable insights with this longer internship.

Why the Quant Off-Cycle Internship Programme?
Our teams are an integral part of the bank, managing algorithmic trading strategies, researching and developing models and producing data analysis tools for valuation and risk management across various business areas at Barclays. Applying to our programme provides the opportunity to join one of our specialist teams, including: 

Markets Quantitative Analytics (Markets QA)

As a Markets QA intern, you’ll be developing mathematical models, statistical techniques and computational tools by working with diverse teams spanning trading, technology and risk. Leveraging quantitative finance models and AI/ML techniques, you’ll develop data driven insights that improves decision making and partner with trading desks to automate strategies, manage risks and deliver franchise benefits.

Electronic Trading (eTrading)

As an eTrading intern, you’ll take your first steps in the extremely challenging and fascinating world of algorithmic trading & data science. Working with a broad spectrum of colleagues, you’ll learn how data science fits into our business. What’s more, you’ll help our team to turn mathematical and algorithmic ideas into trading reality.

The chance to make an impact
From beginning to end, we’ll do everything in our power to make sure you get the very most from your internship, including matching you with a team that best aligns with your strengths.

We’ll surround you with challenging projects and opportunities to grow and learn. We’ll keep you motivated with encouragement, feedback and support as you build your technical know-how, business acumen and leadership skills. We’ll help you connect with mentors, and network with colleagues and senior leaders alike. If you perform well, this could be the beginning of an incredible career with Barclays.

Quantitative Finance at Barclays
Logical problem-solvers do well here. You’ll have completed (or be in your final year of) a postgraduate qualification (Master’s degree or higher) in a technical discipline such as Physics, Mathematics, Operations Research, Economics, Statistics, Stochastic Calculus, Computer Science, or other STEM subjects, with strong programming skills, particularly Python, C++, or Java.

You’ll be great at communicating and collaborating – driven to identify the best solution to a problem and then motivated to deliver that solution at pace.

You’ll also be ready to develop a deep understanding of what we do, why we do it, and how your role impacts our business outcomes.

These are qualities people at Barclays have in abundance, and we’ll help you further develop them from the day you arrive. Language requirements: fluent in English and French, desirable in German, Italian, Spanish.

Barclays Europe

We’ve had a presence in Europe almost as long as there’s been a Barclays. So, we’re building on solid foundations, leveraging our embedded talent, in 10 locations across the region allowing us to draw on a wealth of local and regional insight.

Working in Paris

Our office in Paris provides a full investment banking service to our local and global clients. Our integrated coverage model means we are able to provide our clients with access to deep expertise across sectors, regions and products.

Purpose of the role

To support the day-to-day operations of the Quantitative Analytics (QA) group by providing analytical insights and expertise that will help our business leaders and stakeholders make informed decisions, support existing trading strategies, develop new products strategies and services, as well as identify new market opportunities. Generating analytical insights and providing expertise that will help our business leaders and stakeholders make informed decisions, support existing trading strategies, develop new products strategies and services, as well as identify new market opportunities.

Accountabilities

Application of the latest quantitative techniques to solve business problems, research, development, and implementation of new models and solutions and improve the bank’s computing and data infrastructure.
Collaboration with cross-functional teams and senior management to progress business initiatives.
Participation in training and development programmes to enhance skills and knowledge. Conduct research to support strategic decision making, prepare presentations and reports to communicate research findings, and collaborate with senior management to implement research findings.
Design, development of the quantitative research framework using domain specific languages.
Participation in technical design and development of the global team’s quantitative research systems, research notebooks and products.
Training and mentoring of junior colleagues.

Assistant Vice President Expectations

Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
Take ownership for managing risk and strengthening controls in relation to the work done.
Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc.) to solve problems creatively and effectively.
Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.
Influence or convince stakeholders to achieve outcomes.

Further Accountabilities

Participation in quantitative research, technical design and development of our global team’s quantitative research systems and algorithmic trading stack.

Application of the latest quantitative techniques to solve business problems, researching, developing, and implementing new models and solutions aimed at improving the bank’s client offering and risk infrastructure.

Additional Assistant Vice President Expectations

Engage in complex analysis of data from multiple sources of information, internal and external sources to solve problems creatively and effectively.

Communicate complex and/ or sensitive information in a clear and professional manner.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

What you get in return

However high you rise at Barclays, we believe all our employees should receive a competitive package of core benefits flexible to you and your family’s needs. At Barclays, you’ll support our customers and clients, and we’ll support you with rewards that will genuinely make a difference. See some of the benefits* you could receive when joining us full-time.

Paid holiday and vacation

Competitive pay

Private medical care

Disability assurance

Flexible working

Life assurance

Voluntary benefits

Retirement planning

*This is an example of benefits offered to full-time employees. Specific benefits may vary based on the type of role, programme and location.

Where will you be located?

Explore location

Why Barclays?

There’s no other business quite like Barclays. There are no other careers quite like ours. We’re here to champion your development, and we truly want you to enjoy your career journey. We’ll give you all the support and encouragement you need to make the most of this experience. And you’ll have the chance to make a genuine contribution to our inclusive culture and support our purpose as we serve our customers, clients, communities and colleagues.

The Barclays Way

This is the spirit of Barclays. It’s why we exist, what we believe and how we behave. But most importantly, it’s how we make decisions, take action and get things done.

Learn more

Purpose

Working together for a better financial future.

Values

We believe great talent RISES. It acts with Respect, Integrity, Service, Excellence and Stewardship.

Mindset

We discover our full potential through our desire to Empower, Challenge and Drive each other.

You get exposed to really supportive and intelligent people that push you to be your best self.

- Alexi

It's great to be surrounded by so much technical talent, but also people through a variety of functions. And I feel like I thrive because there's so much opportunity to network.

- Imogen

There's really a lot of impactful work you can do day to day. You get to work with really senior engineers on a daily basis and you learn a lot from working with them.

– Yuming

I can reach out to anybody and know that I will be able to find mentorship, support and just a community at Barclays as well.

- Becky

More about working at Barclays

We're committed to providing a supportive and simplified experience for our candidates throughout the application and assessment process. Here, you will find information about what to expect and some guidance around your assessment and interview.

While the application process depends on the role, there are some constant steps, which are;

Step 1 - Your application
Step 2 - Your assessment
Step 3 - Your interview
Step 4 - Next steps

We aim to create an inclusive work environment where everyone can reach their full potential. If you require any adjustments to our recruitment process, please let us know as part of your application.

Find out more information here.

Barclays offers a diverse, inclusive and engaged culture. A place where people can bring their whole selves to work and be respected for who they are, valued for what they do and celebrated for their contribution to our business and our community.

We are an equal opportunity employer and opposed to discrimination on any grounds. It is the policy of Barclays to ensure equal employment opportunity without discrimination or harassment on the basis of race, colour, creed, religion, national origin, alienage or citizenship status, age, sex, sexual orientation, gender identity or expression, marital or domestic/civil partnership status, disability, veteran status, genetic information, or any other basis protected by law.

Barclays is required by law to confirm that you have the Legal Right to Work in any role that you apply for. If you currently hold a work visa sponsored by Barclays, or you would require sponsorship from Barclays, you must declare this as part of your application. Sponsored visas are role and entity specific and any changes must be reviewed. It is important that you ensure you are working on the correct visa at all times. Failure to accurately disclose your visa status or Legal Right to Work may result in your application or any employment offer being withdrawn at any time.