Job Description

Business Consulting QAS- Quantitative Trading Book (QTB)

About Global Delivery Services

Global Delivery Services refers to EY's worldwide network of service delivery centers. The GDS team plays an important role in EY’s strategy by ensuring effective support to EY’s growth agenda.

Our journey started in 2002 with approximately 200 people. Today we stand at 80,000+ professionals in ten locations around the world. We operate in Argentina, China, Hungary, India, Philippines, Poland, Sri Lanka, Mexico, Spain and the United Kingdom.

Client service is focused on providing Consulting, Assurance, Tax, Strategy & Transactions, and Knowledge support to our clients around the world. The teams enable account teams worldwide to provide seamless, high-quality, value-added support, helping deliver exceptional client service.

Enablement Services provides cost-effective, high-skilled, and innovative services to support EY’s global and local enablement teams. Markets, BMC, AWS, Finance and Accounting, Risk Management, Procurement, People Shared Services, IT Service Delivery and IT Global Infrastructure services, are among the services offered by Enablement Services.

Our innovation specialists serve the GDS Client Service and Enablement Services teams, along with Service Lines, Core Business Services and Sectors. The team brings the desired environment, technologies and skilled teams together for facilitation, rapid prototyping and innovative thinking. The competencies offered include analytics, digital, user experience, mobile technology, infrastructure, Microsoft technologies and open innovation.

The Opportunity

This role offers the opportunity to work within EY’s Financial Services Risk Management (FSRM) group, supporting leading global financial institutions in identifying, measuring, and managing risk including trading book market risk & counterparty credit risk, banking book credit risk, operational risk, and regulatory requirements. As part of the Quantitative Trading Book (QTB) team within FSRM, you will contribute to strategic and functional transformation across risk, treasury, and front to back-office functions. You will apply quantitative skills to enhance risk and valuation processes, support regulatory compliance, and develop analytics that drive better decision making for clients with capital markets activities. This is an opportunity for quant professionals looking to work on models, regulatory initiatives, and high impact capital markets engagements across global banks, broker dealers, asset managers, and insurance institutions.

Your key responsibilities

• Demonstrate deep technical capabilities and industry knowledge of financial products
• Lead components of large-scale client engagements and/or smaller client engagements while consistently delivering quality client services
• Understand market trends and demands in the financial services sector and issues faced by clients by staying abreast of current business and industry trends relevant to the client's business
• Manage risk, and effectively communicate with key stakeholders regarding status, issues and key priorities to achieve expected outcomes.
• Responsible for decision-making, optimizing processes, resource management, and overseeing team management as needed for task execution.
• Accountable for allocating personnel, supervising team members, assigning tasks, ensuring that the team has the necessary tools and support to succeed in their roles and optimizing and evaluating their performance to meet organizational goals.

Skills and attributes for success

• Strong understanding of statistical and numerical techniques (e.g., Monte Carlo, finite difference methods)
• Knowledge of derivative pricing concepts across asset classes (rates, equities, credit, FX, commodities)
• Solid grounding in mathematical foundations including stochastic calculus, differential and integral calculus, probability, linear algebra
• Understanding of optimization techniques (e.g., gradient‑based methods) relevant to calibration, risk analytics, and numerical model implementation.
• Experience in model development, validation, monitoring, and audit procedures (stress testing, back testing, benchmarking) of trading book models.
• Strong coding skills in advanced Python / C++ and basic SQL
• Awareness of emerging AI/ML methodologies and their use in risk management, model validation, and quantitative workflow automation.
• Excellent communication, analytical thinking, and problem solving skills.

Ideally, You Will Also Have

• Exposure to market risk and counterparty credit risk methodologies (VaR, ES, SVaR, CVA, PFE) and time series techniques (e.g. GARCH).
• Hands on experience with pricing model development/validation (e.g., HW1F/2F, HJM, LMM, SABR, Heston, Dupire), volatility calibration, curve bootstrapping.
• Experience with risk/pricing systems such as Murex, Calypso, Numerix, Bloomberg, Calypso, SunGard Adaptiv, RiskMetrics, etc.

What We Look For

• Undergraduate or graduate degree in quantitative disciplines (Comp. Finance, Mathematics, Engineering, Statistics, Physics) or PhD in quantitative topics
• Regulatory knowledge in FRTB Basel, CCAR
• Professional certifications (CQF, FRM, PRM, RAI are a plus)
• Ability to work in a fast-paced environment and support engagements with global financial institutions
• Willingness to travel based on client needs.

What we offer you

At EY, we’ll develop you with future-focused skills and equip you with world-class experiences. We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. Learn more.

Are you ready to shape your future with confidence? Apply today.

To help create an equitable and inclusive experience during the recruitment process, please inform us as soon as possible about any disability-related adjustments or accommodations you may need.

• Our Commitment: As a commitment, we persistently endeavour to embody our values, fulfil our purpose, and champion inclusiveness. Our dedication is to cultivate EY into an environment where diverse perspectives are celebrated, creating a supportive atmosphere for individuals to authentically be themselves and contribute their utmost.
• Professional Development: From entry-level employees to senior leaders, we believe in continuous learning. We offer opportunities to build new skills, take on leadership roles, and connect and grow through mentorship.
• People and Culture: In our dynamic workplace, diversity, equity, and inclusiveness are ingrained in our culture. We're united by a commitment to create an environment where every individual's differences are valued, practices are equitable, fostering a sense of belonging. Our shared values include integrity, respect, teaming, inclusiveness, energy, enthusiasm, courage to lead, and building relationships based on doing the right thing.
• Benefits: Embark on a transformative career journey with us and indulge in a suite of premium benefits, encompassing exclusive health and wellness packages, enticing rewards, and cutting-edge learning opportunities that empower you to continually grow and excel in your professional and personal development.
• How to Apply: If you are passionate to join us and are aligned with our commitment to building a better working world, we invite you to apply by completing our user-friendly form with personal and professional information and by providing your consent to data privacy.

Successful candidates advance to a competency-based interview. If mutual interest persists, a job offer awaits.

“We are an equal opportunity employer and are committed to Diversity, Equity & Inclusion”.